Is The 2020 Mercedes GLC 300 Coupe a good car?

The 2020 GLC Coupe is a very good pick if one is looking for a luxury SUV in the high-end compact SUV class. In the 2020 model Mercedes has provided many new features, a great infotainment system, solid engine and a quiet cabin. The 2019 GLC was a good car because it had reliable predictability. The 2020 model is not yet rated by the government's 5-star safety rating, but we had a very good experience driving it and expect to have reliable ratings just like the 2019 model. The 2020 63 4MATIC Coupe starts at $74,100. The MPG is lower than the 300 4MATIC Coupe with 16/22. But it has a V8/469 horsepower engine. The 63 Coupe is AWD, seats 5 people and again has nine-speed automatic transmission. There is also the S version of the 63 Coupe called the 63 S 4MATIC Coupe. The starting price of this trim is $81,800 and has a city/highway MPG of 16/22. The engine is V8, but has more horsepower at 503HP. This trim also comes in nine-speed automatic transmission, seats 5 people and is all-wheel drive.

The difference between GLC 300 and GLC 300 4MATIC

When you see 4MATIC that means it engages all four wheels of the car. As a result it provides better control of the vehicle regardless of the road conditions. The GLC 300 4MATIC Coupe comes with standard all-wheel drive. Most of the other performance features are the same between these two types.

Mercedes-Benz 2020 GLC 300 SUV Car User Manual

Owner's Guide Cars

At a glance

Cockpit

Indicator and warning lamps (standard)

Indicator and warning lamps (Widescreen Cockpit)

Overhead control panel

Door control panel and seat adjustment

Emergencies and breakdowns

Climate control

Overview of climate control systems

Notes on climate control

An interior air filter in combination with the prefilter in the engine compartment must always be used so that the air conditioning system, pollution level monitoring and the air filtration work correctly. Make sure that the filter is installed correctly and the filter housing in the engine compartment is closed correctly using the cap and always tightly sealed when in operation. Use filters recommended and approved by Mercedes-Benz. Always have service work carried out at a qualified specialist workshop.

Overview of the control panel for dual-zone automatic climate control

The indicator lamps on the buttons indicate that the corresponding function is activated.

Plug-in hybrid: be sure to observe the notes in the Supplement. Otherwise, you may not recognize dangers.

Overview of the control panel for 3-zone automatic climate control

The indicator lamps on the buttons indicate that the corresponding function is activated.

Plug-in hybrid: be sure to observe the notes in the Supplement. Otherwise, you may fail to recognize dangers.

Rear operating unit

Operating the climate control system

Switching climate control on/off

To switch on: set the airflow to level 1 or higher using the button.
To switch off: set the airflow to level 0 using the button.

If climate control is switched off, the windows may fog up more quickly. Switch off climate control only briefly.

Switching the A/C function on or off via the control panel

The A/C function heats, cools and dehumidifies the vehicle's interior air.

Press the button.

Switch off the A/C function only briefly; otherwise, the windows may fog up more quickly.

Condensation may drip from the underside of the vehicle when cooling mode is active. This is not a sign that there is a malfunction.

Calling up the air conditioning menu

Calling up the air conditioning menu using the multimedia system

Select one of the temperature displays at the lower edge of the media display.

Calling up the air conditioning menu using the button on the control panel

Press the button on the control panel.

The button on the control panel is not available on all equipment variants. In this case, the air conditioning menu can only be called up using the multimedia system.

Activating/deactivating the A/C function via the multimedia system

The A/C function heats, cools and dehumidifies the vehicle's interior air.

Call up the air conditioning menu
Select First Row of Seats.
Select A/C. Depending on the previous status, the function is activated or deactivated.

Setting climate control to automatic mode

In automatic mode, the set temperature is controlled and maintained at a constant level by the air supply

Press the button.
To switch to manual mode: press the or button.

Climate style

Climate style function

In automatic mode, you can select the following climate style settings for the driver's and front passenger areas:

FOCUS: high airflow, slightly cooler setting
MEDIUM: medium airflow, standard setting
DIFFUSE: low airflow, slightly warmer and draft-free setting

Adjusting the climate mode settings

Call up the air conditioning menu
Select First Row of Seats or Second Row of Seats.
Call up the CLIMATE MODE menu.
Select a climate style.

Overview of the air distribution settings

The symbols on the display indicate which vents the airflow is being directed through:

Setting the air distribution

Call up the air conditioning menu
Select First Row of Seats or Second Row of Seats.
To set the air distribution: select , or .
Set the airflow.

Several air distribution options can be selected at the same time, for example to set the temperature/air conditioning for the windshield and the footwells simultaneously. The climate control for the windshield can only be selected for the first seat row.

Activating/deactivating the climate control synchronization function via the control panel

Climate control can be set centrally using the synchronization function. The temperature and air distribution settings for the driver's side are adopted automatically for the front passenger side.

Press the button.

The synchronization function is deactivated if the settings for one of the other climate zones are changed.

Activating/deactivating the climate control synchronization function using the multimedia system

Climate control can be set centrally using the synchronization function. The driver's settings for temperature, air quantity and air distribution are adopted automatically for all climate zones.

Call up the air conditioning menu
Select First Row of Seats.
Select SYNC. Depending on the previous status, the function is activated or deactivated.

Removing condensation from the windows

Windows fogged up on the inside

Press the or button.
If the windows continue to fog up: press the button.

Windows fogged up on the outside

Switch on the windshield wipers.
Press the button.

Switching air-recirculation mode on/off

Press the button. The interior air will be recirculated.

Air-recirculation mode automatically switches to fresh air mode after some time.

If air-recirculation mode is switched on, the windows may fog up more quickly. Switch on air-recirculation mode only briefly.

Switching the residual heat on or off

Requirements:

The vehicle is parked.

It is possible to make use of the residual heat from the engine to continue heating or ventilating the front compartment of the vehicle for approximately 30 minutes.

To switch on: press the button.

Residual heat is switched off automatically.

Activating/deactivating ionization

The ionization improves the quality of the vehicle's interior air. The ionization of the interior air is odorless.

Call up the air conditioning menu
Select Air Quality.
Select IONIZATION. Depending on the previous status, the function is activated or deactivated.

Fragrance system

Setting the fragrance system

Requirements:

Automatic climate control is activated.
The glove box is closed.

The fragrance system distributes a pleasant fragrance throughout the vehicle interior from a flacon located in the glove box.

Call up the climate control menu
Select Air Quality.
Select AIR FRESHENER. The fragrance system begins at the highest intensity.
Keep pressing until the desired intensity is reached.

The intensity levels can be selected in the following order: Strong - Medium - Weak Off

Inserting or removing the flacon of the fragrance system

WARNING - Risk of injury from liquid perfume: If children open the flacon, they could drink the liquid perfume or it could come into contact with their eyes.

Do not leave children unattended in the vehicle.
Consult a doctor immediately if liquid perfume has been drunk.
If liquid perfume comes into contact with your eyes or skin, rinse your eyes with clean water.
If symptoms continue, consult a doctor.

ENVIRONMENTAL NOTE: Environmental damage due to improper disposal of full flacons

Full flacons must not be disposed of with household waste.

Full flacons must be taken to a harmful substance collection point.

To insert: slide flacon 2 into the holder as far as it will go.
To remove: pull out flacon 2.

If you do not use genuine Mercedes-Benz interior perfumes, observe the manufacturers' safety notices on the perfume packaging.

Dispose of the genuine Mercedes-Benz interior perfume flacon when it is empty and do not refill it.

Refillable flacon

Unscrew cap 1 of empty flacon 2.
Fill flacon 2 with a maximum of 0.5 fl. oz. (15 ml).
Screw cap 1 back onto flacon 2.

Always refill the empty refillable flacon with the same perfume. Observe the separate information sheet attached to the flacon.

Air vents

Adjusting the front air vents

WARNING ‑ Danger of burns or frostbite due to being too close to the air vents

Very hot or very cold air can flow from the air vents.
This could result in burns or frostbite in the immediate vicinity of the air vents.
Make sure that all vehicle occupants always maintain a sufficient distance to the air vents.
If necessary, direct the airflow to another area of the vehicle interior.

To guarantee the flow of fresh air through the air vents into the vehicle interior, comply with the following:

Always keep the vents and the ventilation grille in the vehicle interior free.
Keep the air inlet free of deposits

To open or close: hold air vent 1 in the center and turn it to the left (open) or right (closed) as far as it will go.
To adjust the air direction: hold air vent 1 in the center and move it up or down or to the left or right.

Adjusting the rear air vents

To open or close: turn controller 2 to the left or right as far as it will go.
To adjust the air direction: hold air vent 1 in the center and move it up or down or to the left or right.

Instrument Display and on-board computer

Instrument Display overview

Mercedes-AMG vehicles: be sure to observe the notes in the Supplement. Otherwise, you may fail to recognize dangers.

Plug-in hybrid: be sure to observe the notes in the Supplement. Otherwise, you may fail to recognize dangers.

WARNING - Risk of accident due to an instrument display malfunction

If the Instrument Display has failed or malfunctioned, you may not recognize function restrictions applying to safety relevant systems.

The operating safety of your vehicle may be impaired.

Drive on carefully.
Have the vehicle checked immediately at a qualified specialist workshop.

If the operating safety of your vehicle is impaired, park the vehicle immediately and safely. Contact a qualified specialist workshop.

Instrument Display (standard)

Instrument Display in the Widescreen Cockpit

Further display content can be shown on the display for additional values

The segments on speedometer 1 indicate the system status for the following:

Cruise control
Active Distance Assist DISTRONIC

NOTE: Engine damage due to excessively high engine speeds

The engine will be damaged if you drive with the engine in the overrevving range.

Do not drive with the engine in the overrevving range.

The fuel supply will be interrupted to protect the engine when the red mark on the tachometer (overrevving range) is reached.

During normal operating conditions, coolant temperature display 4 may rise to the red mark.

WARNING - Danger of burns when opening the hood

If you open the hood when the engine has overheated or during a fire in the engine compartment, you could come into contact with hot gases or other escaping operating fluids.

Before opening the hood, allow the engine to cool down.
In the event of a fire in the engine compartment, keep the hood closed and call the fire service

Overview of the buttons on the steering wheel

Maintenance and care

ASSYST PLUS service interval display

Function of the ASSYST PLUS service interval display

The ASSYST PLUS service interval display on the Instrument Display provides information on the remaining time or distance before the next service due date.

You can hide this service display using the back button on the left-hand side of the steering wheel.

Depending on how the vehicle is used, the ASSYST PLUS service interval display may shorten the service interval, e.g. in the following cases:

Mainly short-distance driving
When the engine is often left idling for long periods
In the event of frequent cold start phases

Mercedes-Benz recommends avoiding such operating conditions.

You can obtain information concerning the servicing of your vehicle from a qualified specialist workshop, e.g. an authorized Mercedes-Benz Center.

Displaying the service due date

On-board computer

The next service due date is displayed.

To exit the display: press the back button on the left-hand side of the steering wheel.

Make sure to observe the following further related subject:

Operating the on-board computer.

Information on regular maintenance work

NOTE: Premature wear through failure to observe service due dates

Service work which is not carried out at the right time or incompletely can lead to increased wear and damage to the vehicle.

Always observe the prescribed service intervals.
Always have the prescribed service work carried out at a qualified specialist workshop.

Special service requirements

The prescribed service interval is based on normal operation of the vehicle. Maintenance work will need to be performed more often if the vehicle is operated under arduous conditions or increased loads.

The ASSYST PLUS service interval display is only an aid. The driver of the vehicle bears responsibility as regards to whether maintenance work needs to be performed more often than specified based on the actual operating conditions and/or loads.

Examples of arduous operating conditions:

regular city driving with frequent intermediate stops
mainly short-distance driving
frequent operation in mountainous terrain or on poor road surfaces
when the engine is often left idling for long periods
operation in particularly dusty conditions and/or if air-recirculation mode is frequently used

In these or similar operating conditions, have the interior air filter, engine air cleaner, engine oil and oil filter etc. changed more frequently. The tires must be checked more frequently if the vehicle is operated under increased loads. Further information can be obtained at a qualified specialist workshop.

Battery disconnection periods

The ASSYST PLUS service interval display can only calculate the service due date when the battery is connected.

Note down the service due date displayed on the instrument display before disconnecting the battery

Engine compartment

Opening/closing the hood

WARNING - Risk of accident if the engine hood is unlatched while driving

An unlocked engine hood may open up when the vehicle is in motion and block your view.

Never unlatch the engine hood while driving.
Before every trip, ensure that the engine hood is latched.

WARNING - Risk of accident and injury when opening and closing the engine hood

When opening or closing the engine hood, it may suddenly drop into the end position.

There is a risk of injury for anyone in the engine hood's range of movement.

Only open or close the engine hood when there are no persons in the engine hood's range of movement.

WARNING - Danger of burns when opening the hood

If you open the hood when the engine has overheated or during a fire in the engine compartment, you could come into contact with hot gases or other escaping operating fluids.

Before opening the hood, allow the engine to cool down.
In the event of a fire in the engine compartment, keep the hood closed and call the fire service.

WARNING - Risk of injury due to moving parts

Certain components in the engine compartment may continue to move or suddenly move again even after the ignition has been switched off, e.g. the cooler fan.

Make sure of the following before performing tasks in the engine compartment:

Switch the ignition off.
Never touch the danger zone surrounding moving component parts, e.g. the rotation area of the fan.
Remove jewelry and watches.
Keep items of clothing and hair away from moving parts.

WARNING - Risk of injury from touching component parts under voltage

The ignition system and the fuel injection system work under high voltage. If you touch component parts which are under voltage, you could receive an electric shock.

Never touch component parts of the ignition system or the fuel injection system when the ignition is switched on.

WARNING - Risk of burns from hot component parts in the engine compartment

Certain components in the engine compartment can be very hot, e.g. the engine, the radiator and parts of the exhaust system.

Allow the engine to cool down and only touch component parts described in the following.

WARNING - Risk of injury from using the windshield wipers while the engine hood is open

When the engine hood is open and the windshield wipers are set in motion, you can be trapped by the wiper linkage.

Always switch off the windshield wipers and ignition before opening the engine hood.

Plug-in hybrid: observe the notes in the Supplement. Otherwise, you may fail to recognize dangers.

To open: pull lever 1 to release the hood.

Push handle 1 of the hood catch upwards and lift the hood by approximately 15 in (40 cm).
To close: lower the hood and let it fall from a height of approximately 8 in (20 cm).
If the hood can still be lifted slightly, open the hood again and close it with a little more force until it engages correctly.

Engine oil

Checking the engine oil level using the oil dipstick

WARNING - Risk of burns from hot component parts in the engine compartment

Certain components in the engine compartment can be very hot, e.g. the engine, the radiator and parts of the exhaust system.

Allow the engine to cool down and only touch component parts described in the following.

Plug-in hybrid: be sure to observe the notes in the Supplement. Otherwise, you may not recognize dangers.

Requirements:

The engine must have an oil dipstick. If not, the engine oil level can be checked only with the on-board computer

Depending on the engine, the oil dipstick may be installed in the engine compartment in different locations.

The waiting time before checking the oil level when the engine is at normal operating temperature is five minutes.

Park the vehicle on a level surface.
Pull oil dipstick 1 out and wipe off.
Slowly slide oil dipstick 1 into the guide tube to the stop, and take it out again after approximately three seconds.
- Oil level is correct: oil level is between 2 and 3.
- Oil level too low: oil level is at 3 or below.
- Oil level too high: oil level is above 2.
If the oil level is too low, add 1.1 US qt (1 liter) of engine oil.
If the oil level is too high, drain off excess engine oil. Consult a qualified specialist workshop.

Checking the engine oil level using the onboard computer

Requirements

The engine oil level is determined during driving. Determining the engine oil level can take up to 30 minutes with a normal driving style and even longer with an active driving style.

In order to receive a result as quickly as possible:

warm up the engine
park the vehicle on a level surface
leave the engine running at idle speed

On-board computer:

You will see one of the following messages on the multifunction display:

Measuring Engine Oil Level...: measurement of the oil level is not yet possible.

Repeat the request after a maximum of 30 minutes driving.

Engine Oil Level OK and the bar display for indicating the oil level on the multifunction display is green and is between "min" and "max": the oil level is correct.
Engine Oil Level Add 1.0 l and the bar display for indicating the oil level on the multifunction display is orange and is below "min":

Add 1.1 US qt (1 l) of engine oil.

Reduce Engine Oil Level and the bar display for indicating the oil level on the multifunction display is orange and is above "max":

Drain off any excess engine oil that has been added. To do so, consult a qualified specialist workshop.

For Engine Oil Level Switch Ignition On:

Switch on the ignition to check the engine oil level.

Engine Oil Level System Inoperative: sensor faulty or not inserted.

Consult a qualified specialist workshop.

Engine Oil Level System Currently Unavail.:

Close the hood.

Adding engine oil

WARNING - Risk of burns from hot component parts in the engine compartment

Certain components in the engine compartment can be very hot, e.g. the engine, the radiator and parts of the exhaust system.

Allow the engine to cool down and only touch component parts described in the following.

WARNING - Risk of fire and injury from engine oil

If engine oil comes into contact with hot component parts in the engine compartment, it may ignite.

Make sure that no engine oil is spilled next to the filler opening.
Allow the engine to cool off and thoroughly clean the engine oil from component parts before starting the vehicle.

NOTE: Engine damage caused by an incorrect oil filter, incorrect oil or additives

Do not use engine oils or oil filters which do not correspond to the specifications explicitly prescribed for the service intervals.
Do not alter the engine oil or oil filter in order to achieve longer change intervals than prescribed.
Do not use additives.
Follow the instructions in the service interval display regarding the oil change.

NOTE: Damage caused by adding too much engine oil

Too much engine oil can damage the engine or the catalytic converter.

Have excess engine oil removed at a qualified specialist workshop.

Turn cap 1 counter-clockwise and remove it.
Add engine oil.
Replace cap 1 and turn it clockwise as far as it will go.
Check the oil level again

Checking coolant level

WARNING - Risk of burns from hot component parts in the engine compartment

Certain components in the engine compartment can be very hot, e.g. the engine, the radiator and parts of the exhaust system.

Allow the engine to cool down and only touch component parts described in the following.

WARNING - Danger of burns when opening the hood

If you open the hood when the engine has overheated or during a fire in the engine compartment, you could come into contact with hot gases or other escaping operating fluids.

Before opening the hood, allow the engine to cool down.
In the event of a fire in the engine compartment, keep the hood closed and call the fire service.

WARNING - Risk of scalding from hot coolant

The engine cooling system is pressurized, particularly when the engine is warm. If you open the cap, you could be scalded by hot coolant spraying out.

Let the engine cool down before opening the cap.
When opening the cap, wear protective gloves and safety glasses.
Open the cap slowly to release pressure.

Park the vehicle on a level surface.
Check the coolant temperature display in the instrument cluster. The coolant temperature must be in the bottom quarter of the temperature display.
Slowly turn cap 1 counter-clockwise to relieve overpressure.
Continue turning cap 1 counter-clockwise and remove it.

The coolant level is correct in the following cases:

if the engine is cold, up to marker bar 2
if the engine is warm, up to 0.6 in (1.5 cm) over marker bar 2

If necessary, add coolant that has been approved for Mercedes-Benz.

Further information on coolant

Adding washer fluid to the windshield washer system

WARNING - Risk of burns from hot component parts in the engine compartment

Certain components in the engine compartment can be very hot, e.g. the engine, the radiator and parts of the exhaust system.

Allow the engine to cool down and only touch component parts described in the following.

WARNING - Danger of burns when opening the hood

If you open the hood when the engine has overheated or during a fire in the engine compartment, you could come into contact with hot gases or other escaping operating fluids.

Before opening the hood, allow the engine to cool down.
In the event of a fire in the engine compartment, keep the hood closed and call the fire service.

WARNING ‑ Risk of fire and injury from windshield washer concentrate

Windshield washer concentrate is highly flammable. It could ignite if it comes into contact with hot engine component parts or the exhaust system.

Make sure that no windshield washer concentrate spills out next to the filler opening.

Remove cap 1 by the tab.
Add washer fluid.

Keeping the air-water duct free

Keep the area between the hood and the windshield free of deposits, e.g. ice, snow and leaves.

Cleaning and care

Notes on washing the vehicle in a car wash

WARNING - Risk of accident due to reduced braking effect after washing the vehicle

The braking effect is reduced after washing the vehicle.

After the vehicle has been washed, brake carefully while paying attention to the traffic conditions until the braking effect has been fully restored.

NOTE: Damage due to unsuitable car wash

Before driving into a car wash make sure that the car wash is suitable for the vehicle dimensions.
Ensure there is sufficient ground clearance between the underbody and the guide rails of the car wash.
Ensure that the clearance width of the car wash, in particular the width of the guide rails, is sufficient.

To avoid damage to your vehicle when using a car wash, ensure the following beforehand:

Active Distance Assist DISTRONIC and the HOLD function are deactivated.
the 360°Camera or the rear view camera is switched off.
the side windows and sliding sunroof are completely closed.
the blower for the ventilation/heating is switched off.
the windshield wiper switch is in position 0.
the SmartKey is at a minimum distance of 10 ft (3 m) away from the vehicle, otherwise the tailgate could open unintentionally.
in car washes with a conveyor system: neutral N is engaged.

In car washes with a conveyor system: if you would like to leave the vehicle while it is being washed, make sure the SmartKey is located in the vehicle. The park position P is otherwise automatically engaged.

If, after the car wash, you remove the wax from the windshield and wiper rubbers, this will prevent smearing and reduce wiper noise.

Information on using a power washer

WARNING - Risk of accident when using high-pressure cleaning equipment with round-spray nozzles

The water jet from a round-spray nozzle (dirt grinder) may cause damage to tires and suspension components that is not visible.

Components damaged in this way may fail unexpectedly.

Do not use high-pressure cleaning equipment with round-spray nozzles to clean your vehicle.
Damaged tires or suspension components must be replaced immediately.

To avoid damage to your vehicle, observe the following when using a power washer:

Keep the SmartKey at least 10 ft (3 m) away from the vehicle. Otherwise the tailgate could open unintentionally.
Maintain a distance of at least 11.8 in (30 cm) to the vehicle.
Vehicles with decorative foil: parts of your vehicle are covered with a decorative foil. Maintain a distance of at least 27.6 in (70 cm) between the foil-covered parts of the vehicle and the nozzle of the power washer. Move the power washer nozzle around whilst cleaning. The water temperature of the power washer must not exceed 124 °F (60 °C).
Observe the information on the correct distance in the equipment manufacturer's operating instructions.
Do not point the nozzle of the power washer directly at sensitive parts such as tires, slits, electrical components, batteries, light bulbs and ventilation slots.

Washing the vehicle by hand

Observe the legal requirements, e.g. in a number of countries, washing by hand is only permitted in specially designated wash bays.

Use a mild cleaning agent, e.g. car shampoo.
Wash the vehicle with lukewarm water using a soft car sponge. When doing so, do not expose the vehicle to direct sunlight.
Carefully hose the vehicle off with water and dry using a chamois. Take care not to point the water jet directly towards the air inlet grille below the hood.

Notes on paintwork/matte finish paintwork care

Observe the following information:

Paintwork

Insect remains: soak with insect remover and rinse off the treated areas afterwards.
Bird droppings: soak with water and rinse off afterwards. R Tree resin, oils, fuels and greases: remove by rubbing gently with a cloth soaked in petroleum ether or lighter fluid. R Coolant and brake fluid: remove with a damp cloth and clean water.
Tar stains: use tar remover.
Wax: use silicone remover.
- Do not attach stickers, films or similar materials.
- Remove dirt immediately, where possible.

Matte finish

Only use care products approved for Mercedes-Benz
- Do not polish the vehicle and alloy wheels.
- Only use car washes that correspond to the latest engineering standards.
- Do not use car wash programs with a final hot wax treatment.
- Do not use paint cleaners, buffing or polishing products, gloss preservers, e.g. wax.
- Always have paintwork repairs carried out at a qualified specialist workshop.

Notes on cleaning decorative foils

Observe the notes on matte finish care in the chapter "Notes on paintwork/matte finish paintwork care" (/ page 430). They also apply to matte decorative foils.

Observe the following information:

Cleaning

For cleaning, use plenty of water and a mild cleaning agent without additives or abrasive substances, e.g. a car shampoo approved for Mercedes-Benz.
Remove dirt immediately, where possible, whilst avoiding rubbing too hard. There is otherwise a risk of damaging the decorative foil irreparably.
If there is dirt on the finish or if the decorative foil is dull: use the Paint Cleaner recommended and approved for Mercedes-Benz.
Insect remains: soak with insect remover and rinse off the treated areas afterwards.
Bird droppings: soak with water and rinse off afterwards.
To prevent water stains, dry a foil-wrapped vehicle with a soft, absorbent cloth after every car wash.

Avoiding damage to the decorative foil

The service life and color of decorative foils are impaired by:
- Sunlight
- Temperature, e.g. hot air blower
- Weather conditions
- Stone chippings and dirt
- Chemical cleaning agents
- Oily products
Do not use polish on matte decorative foil. Polishing will have the effect of shining the foil-wrapped surface.
Do not treat matte or structured decorative foils with wax. Permanent stains may occur

Scratches, corrosive deposits, areas affected by corrosion and damage caused by incorrect care cannot always be completely repaired. In such cases, visit a qualified specialist workshop.

You can obtain more information on care and cleaning products from the manufacturer.

In the case of foil-wrapped surfaces, optical differences may occur between the surfaces that were not protected by a decorative foil after removing a decorative foil.

Have work or repairs to decorative foils carried out at a qualified specialist workshop, e.g. in an authorized Mercedes-Benz Center.

Notes on care of vehicle parts

WARNING - Risk of entrapment if the windshield wipers are switched on while the windshield is being cleaned

If the windshield wipers are set in motion while you are cleaning the windshield or wiper blades, you can be trapped by the wiper arm.

Always switch off the windshield wipers and the ignition before cleaning the windshield or wiper blades.

WARNING - Risk of burns from the tailpipe and tailpipe trims

The exhaust tailpipe and tailpipe trims can become very hot. If you come into contact with these parts of the vehicle, you could burn yourself.

Always be particularly careful around the tailpipe and the tailpipe trims and supervise children especially closely in this area.
Allow vehicle parts to cool down before touching them.

Observe the following information:

Wheels/rims

Use water and acid-free wheel cleaners.
- Do not use acidic wheel cleaners to remove brake dust. This could damage wheel bolts and brake components.
- To avoid corrosion of the brake discs and brakepads, drive the vehicle for a few minutes after cleaning before parking it. The brake discs and brakepads warm up and dry out.

Windows

Clean windows inside and outside with a damp cloth and with a cleaning agent recommended for Mercedes-Benz.
- Do not use dry cloths or abrasive or solvent-based cleaning agents to clean the inside of windows.

Wiper blades

Fold out the wiper blades and clean them using a damp cloth.
- Do not clean the wiper blades too often.

Exterior lighting

Clean the lenses with a wet sponge and mild cleaning agent, e.g. car shampoo.
- Only use cleaning agents or cleaning cloths that are suitable for plastic lenses.

Sensors

Clean the sensors in the front and rear bumper and in the radiator grill with a soft cloth and car shampoo.
- When using a power washer, maintain a minimum distance of 11.8 in (30 cm).

Side running boards

Use water and acid-free cleaning agents
- Do not clean the aluminum trim inserts on the running board with alkaline or acidic cleaning agents. The aluminum trim inserts could otherwise be damaged.

Rear view camera and 360°Camera

Open the camera cover with the multimedia system
Use clean water and a soft cloth to clean the camera lens.
- Do not use a power washer.

Tailpipes

Clean with a cleaning agent recommended for MercedesBenz, especially in the winter and after washing the vehicle.
- Do not use acidic cleaning agents.

Notes on care of the interior

WARNING - Risk of injury from plastic parts breaking off after the use of solvent-based care products

Care and cleaning products containing solvents can cause surfaces in the cockpit to become porous.

When the airbags are deployed, plastic parts may break away.

Do not use any care or cleaning products containing solvents to clean the cockpit.

WARNING - Risk of injury or death from bleached seat belts

Bleaching or dyeing seat belts can severely weaken them.

This can, for example, cause seat belts to tear or fail in an accident.

Never bleach or dye seat belts.

Observe the following information:

Seat belts

Clean with lukewarm and soapy water.
- Do not use chemical cleaning agents.
- Do not dry seat belts by heating them to over 176 °F (80 °C) or exposing them to direct sunlight.

Display

Clean the surface carefully with a microfiber cloth and a suitable display care product (TFT/LCD).
- Switch off the display and let it cool down.
- Do not use any other cleaning products.

Plastic trim

Clean with a damp microfiber cloth.
For heavy soiling: use care product recommended for Mercedes-Benz.
- Do not attach stickers, films or similar materials.
- Do not allow cosmetics, insect repellent or sun cream to come in contact with the plastic trim.

Real wood/trim elements

Clean with a microfiber cloth.
Black piano-lacquer look: clean with a damp cloth and soapy water.
For heavy soiling: use care product recommended for Mercedes-Benz.
- Do not use solvent-based cleaning agents, polishes or waxes.

Headliner

Clean with a brush or dry shampoo.

Carpet

Use carpet and textile cleaning agents recommended for Mercedes-Benz.

Genuine leather seat covers

Clean with a damp cloth and then wipe with a dry cloth.
Leather care: use leather care agents that have been recommended for Mercedes-Benz.
- Do not allow the leather to become too damp.
- Do not use a microfiber cloth.

DINAMICA seat covers

Clean with a damp cloth.
- Do not use a microfiber cloth.

Imitation leather seat covers

Clean with a damp cloth and 1% soapy water.
- Do not use a microfiber cloth.

TROUBLESHOOTING

Occupant safety

Display messages	Possible causes/consequences and ---> Solutions
SRS Malfunction Service Required	The restraint system is malfunctioning WARNING - Risk of injury due to malfunctions in the restraint system If the restraint system is malfunctioning, restraint system components may be triggered unintentionally or may not deploy as intended during an accident. This may affect the Emergency Tensioning Devices or airbags, for example. Have the restraint system checked and repaired immediately at a qualified specialist workshop. Recognition of a restraint system malfunction: The restraint system warning lamp does not light up when the ignition is switched on. The restraint system warning lamp lights up continuously or repeatedly during a journey. Consult a qualified specialist workshop immediately.
Front Left Malfunction Service Required (example)	The corresponding restraint system is malfunctioning WARNING - Risk of injury due to malfunctions in the restraint system If the restraint system is malfunctioning, restraint system components may be triggered unintentionally or may not deploy as intended during an accident. This may affect the Emergency Tensioning Devices or airbags, for example. Have the restraint system checked and repaired immediately at a qualified specialist workshop. Recognition of a restraint system malfunction: The restraint system warning lamp does not light up when the ignition is switched on. The restraint system warning lamp lights up continuously or repeatedly during a journey. Consult a qualified specialist workshop immediately.
Left Side Curtain Airbag Malfunction Service Required (example)	The corresponding window curtain airbag is malfunctioning WARNING - Risk of injury or fatal injury due to malfunctions in the window airbag If the window airbag is malfunctioning, it might be triggered unintentionally or might not be triggered at all in the event of an accident with high deceleration. Have the window airbag checked and repaired immediately at a qualified specialist workshop. Consult a qualified specialist workshop immediately.
Front Passenger Airbag Disabled See Operator's Manual	The front passenger airbag has been disabled even though an adult or a person with an adult stature is on the front passenger seat. If additional forces are applied to the seat, the weight the system detects may be too low. WARNING - Risk of injury or fatal injury due to a disabled front passenger airbag If the front passenger airbag is disabled, the front passenger airbag will not be deployed in the event of an accident and cannot perform its intended protective function. A person in the front passenger seat could then, for example, come into contact with the vehicle's interior, especially if the person is sitting too close to the cockpit. Make sure, both before and during the journey, that the status of the front passenger airbag is correct. Stop the vehicle immediately in accordance with the traffic conditions. Check the status of the automatic front passenger airbag actuation. If necessary, consult a qualified specialist workshop immediately.
Front Passenger Airbag Enabled See Operator's Manual	* The front passenger airbag is enabled while the vehicle is in motion: even when a child, a person of small stature or an object weighing less than the system weight threshold is located on the front passenger seat even when the front passenger seat is not occupied The system may detect objects or forces that are adding to the weight applied to the seat. WARNING - Risk of injury or fatal injury if a child restraint system is used while the front passenger front airbag is enabled If you secure a child in a child restraint system on the front passenger seat and the front passenger airbag is enabled, the front passenger airbag can deploy in the event of an accident. The child could be struck by the airbag. Ensure, both before and during the journey, that the status of the front passenger airbag is correct. NEVER use a rearward facing child restraint on a seat protected by an ACTIVE AIRBAG in front of it, DEATH or SERIOUS INJURY to the CHILD can occur. Stop the vehicle immediately in accordance with the traffic conditions. Check the status of the automatic front passenger airbag actuation. If necessary, consult a qualified specialist workshop immediately.
PRE-SAFE Inoperative See Operator's Manual	* The PRE‑SAFE ® functions are malfunctioning. Consult a qualified specialist workshop.

Display messages

Possible causes/consequences and ---> Solutions

SRS Malfunction Service Required

The restraint system is malfunctioning

WARNING - Risk of injury due to malfunctions in the restraint system

If the restraint system is malfunctioning, restraint system components may be triggered unintentionally or may not deploy as intended during an accident. This may affect the Emergency Tensioning Devices or airbags, for example.

Have the restraint system checked and repaired immediately at a qualified specialist workshop.

Recognition of a restraint system malfunction:

The restraint system warning lamp does not light up when the ignition is switched on.
The restraint system warning lamp lights up continuously or repeatedly during a journey.

Consult a qualified specialist workshop immediately.

Front Left Malfunction Service Required (example)

The corresponding restraint system is malfunctioning

WARNING - Risk of injury due to malfunctions in the restraint system

Have the restraint system checked and repaired immediately at a qualified specialist workshop.

Recognition of a restraint system malfunction:

The restraint system warning lamp does not light up when the ignition is switched on.
The restraint system warning lamp lights up continuously or repeatedly during a journey.

Consult a qualified specialist workshop immediately.

Left Side Curtain Airbag Malfunction Service Required (example)

The corresponding window curtain airbag is malfunctioning

WARNING - Risk of injury or fatal injury due to malfunctions in the window airbag

If the window airbag is malfunctioning, it might be triggered unintentionally or might not be triggered at all in the event of an accident with high deceleration.

Have the window airbag checked and repaired immediately at a qualified specialist workshop.

Consult a qualified specialist workshop immediately.

Front Passenger Airbag Disabled See Operator's Manual

The front passenger airbag has been disabled even though an adult or a person with an adult stature is on the front passenger seat. If additional forces are applied to the seat, the weight the system detects may be too low.

WARNING - Risk of injury or fatal injury due to a disabled front passenger airbag

If the front passenger airbag is disabled, the front passenger airbag will not be deployed in the event of an accident and cannot perform its intended protective function.

A person in the front passenger seat could then, for example, come into contact with the vehicle's interior, especially if the person is sitting too close to the cockpit.

Make sure, both before and during the journey, that the status of the front passenger airbag is correct.

Stop the vehicle immediately in accordance with the traffic conditions.

Check the status of the automatic front passenger airbag actuation.

If necessary, consult a qualified specialist workshop immediately.

Front Passenger Airbag Enabled See Operator's Manual

* The front passenger airbag is enabled while the vehicle is in motion:

even when a child, a person of small stature or an object weighing less than the system weight threshold is located on the front passenger seat
even when the front passenger seat is not occupied

The system may detect objects or forces that are adding to the weight applied to the seat.

WARNING - Risk of injury or fatal injury if a child restraint system is used while the front passenger front airbag is enabled

If you secure a child in a child restraint system on the front passenger seat and the front passenger airbag is enabled, the front passenger airbag can deploy in the event of an accident.

The child could be struck by the airbag.

Ensure, both before and during the journey, that the status of the front passenger airbag is correct.

NEVER use a rearward facing child restraint on a seat protected by an ACTIVE AIRBAG in front of it, DEATH or SERIOUS INJURY to the CHILD can occur.

Stop the vehicle immediately in accordance with the traffic conditions.

Check the status of the automatic front passenger airbag actuation.

If necessary, consult a qualified specialist workshop immediately.

PRE-SAFE Inoperative See Operator's Manual

* The PRE‑SAFE ® functions are malfunctioning.

Consult a qualified specialist workshop.

SmartKey

Display messages

Possible causes/consequences and ---> Solutions

Obtain a New Key

* The SmartKey needs to be replaced.

Consult a qualified specialist workshop.

Replace Key Battery

* The SmartKey battery is discharged.

Replace the battery

Key Not Detected (white display message)

* The SmartKey is currently undetected.

Change the location of the SmartKey in the vehicle.
If the SmartKey is still not recognized, place it in the marked space for starting with the SmartKey.

Key Not Detected (red display message)

* The SmartKey cannot be detected and may no longer be in the vehicle.

The SmartKey is no longer in the vehicle and you switch off the engine:

You can no longer start the engine.
You cannot centrally lock the vehicle.

Ensure that the SmartKey is in the vehicle.

If the SmartKey detection function has a malfunction due to a strong radio signal source:

Stop the vehicle immediately in accordance with the traffic conditions.
Place the SmartKey in the marked space for starting the engine with the SmartKey

Place the Key in the Marked Space See Operator's Manual

* SmartKey detection is malfunctioning.

Change the location of the SmartKey in the vehicle.
Place the SmartKey in the marked space for starting the engine with the SmartKey

Don't Forget Your Key

* A warning tone also sounds. This message reminds you to take your key with you when you leave the vehicle.

Lights

Display messages

Possible causes/consequences and ---> Solutions

Check Left Low Beam (example)

* The corresponding light source is faulty.

Drive on carefully.
Consult a qualified specialist workshop immediately.

LED light bulbs: the display message for the corresponding lamp appears only when all the light-emitting diodes in the lamp are faulty.

Malfunction See Operator’s Manual

* The exterior lighting is malfunctioning.

Consult a qualified specialist workshop.

Automatic Headlamp Mode Inoperative

* The light sensor is malfunctioning.

Consult a qualified specialist workshop.

Active Headlamps Inoperative

* The active headlamps are malfunctioning.

Consult a qualified specialist workshop.

Switch On Headlamps

* You are driving without low-beam headlamps.

Turn the light switch to the or position.

Switch Off Lights

* You are leaving the vehicle and the lights are still switched on.

Turn the light switch to the position.

Intell. Light System Inoperative

* The Intelligent Light System is faulty. The lighting system continues to function properly without the functions of the Intelligent Light System.

Consult a qualified specialist workshop.

Adaptive Highbeam Assist Currently Unavailable See Operator's Manual

* Adaptive Highbeam Assist is temporarily unavailable.

The system limits have been reached

Drive on.

Once the cause of the problem is no longer present, the system will be available again. The Adaptive Highbeam Assist Now Available display message will appear.

Adaptive Highbeam Assist Inoperative

* Adaptive Highbeam Assist is malfunctioning.

Consult a qualified specialist workshop

Adaptive Highbeam Assist Camera View Restricted See Operator's Manual

* The camera view is restricted. Possible causes are:

Dirt on the windshield in the camera's field of vision
Heavy rain, snow or fog

Driving systems and driving safety systems may be malfunctioning or temporarily unavailable.

Once the cause of the problem is no longer present, the driving systems and driving safety systems will be available again.

If the display message does not disappear:

Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions.
Clean the windshield.

Hazard Warning Flashers Malfunctioning

* The hazard warning lamp switch is malfunctioning.

Consult a qualified specialist workshop.

Vehicle

Display messages	Possible causes/consequences and ---> Solutions
Vehicle Ready to Drive Switch the Ignition Off Before Exiting	* You are leaving the vehicle when it is in a ready-to-drive state. When you leave the vehicle, switch off the ignition, secure the vehicle against rolling away and take the SmartKey with you. If you do not leave the vehicle, switch off the electrical consumers, e.g. the seat heating. Otherwise, the 12 V battery may discharge and it will then be possible to start the vehicle only with the aid of a second battery (starting assistance).
Steering Malfunction Increased Physical Effort See Operator's Manual	* The power steering assistance is malfunctioning. WARNING - Risk of an accident due to altered steering characteristics If the power assistance of the steering fails partially or completely, you will need to use more force to steer. If safe steering is possible, drive on carefully. Visit or consult a qualified specialist workshop immediately. If safe steering is possible, drive on carefully. Visit or consult a qualified specialist workshop immediately.
Steering Malfunction Stop Immediately See Operator's Manual	* The steering is malfunctioning. Steering capability is significantly impaired. WARNING - Risk of accident if steering capability is impaired If the steering does not function as intended, the vehicle's operating safety is jeopardized. Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Do not continue driving under any circumstances. Consult a qualified specialist workshop. Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving under any circumstances. Consult a qualified specialist workshop.
	* At least one door is open. Close all doors.
	* The hood is open. WARNING - Risk of accident if the engine hood is unlatched while driving An unlocked engine hood may open up when the vehicle is in motion and block your view. Never unlatch the engine hood while driving. Before every trip, ensure that the engine hood is latched. Stop the vehicle immediately, paying attention to road and traffic conditions. Close the hood.
	* The tailgate is open. DANGER - Risk of exhaust gas poisoning Combustion engines emit poisonous exhaust gases such as carbon monoxide. Exhaust gases can enter the vehicle interior if the tailgate is open when the engine is running, especially if the vehicle is in motion. Always switch off the engine before opening the tailgate. Never drive with the tailgate open. Close the tailgate.
Rear Left Backrest Not Latched (example)	* The seat backrest of the corresponding seat is not engaged. Fold the seat backrest back until it engages.
Check Washer Fluid	* The washer fluid level in the washer fluid reservoir has dropped below the minimum. Add washer fluid

Display messages

Possible causes/consequences and ---> Solutions

Vehicle Ready to Drive Switch the Ignition Off Before Exiting

* You are leaving the vehicle when it is in a ready-to-drive state.

When you leave the vehicle, switch off the ignition, secure the vehicle against rolling away and take the SmartKey with you.
If you do not leave the vehicle, switch off the electrical consumers, e.g. the seat heating. Otherwise, the 12 V battery may discharge and it will then be possible to start the vehicle only with the aid of a second battery (starting assistance).

Steering Malfunction Increased Physical Effort See Operator's Manual

* The power steering assistance is malfunctioning.

WARNING - Risk of an accident due to altered steering characteristics

If the power assistance of the steering fails partially or completely, you will need to use more force to steer.

If safe steering is possible, drive on carefully.
Visit or consult a qualified specialist workshop immediately.

If safe steering is possible, drive on carefully.

Visit or consult a qualified specialist workshop immediately.

Steering Malfunction Stop Immediately See Operator's Manual

* The steering is malfunctioning. Steering capability is significantly impaired.

WARNING - Risk of accident if steering capability is impaired

If the steering does not function as intended, the vehicle's operating safety is jeopardized.

Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Do not continue driving under any circumstances.
Consult a qualified specialist workshop.

Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving under any circumstances.

Consult a qualified specialist workshop.

* At least one door is open.

Close all doors.

* The hood is open.

WARNING - Risk of accident if the engine hood is unlatched while driving

An unlocked engine hood may open up when the vehicle is in motion and block your view.

Never unlatch the engine hood while driving.
Before every trip, ensure that the engine hood is latched.

Stop the vehicle immediately, paying attention to road and traffic conditions.

Close the hood.

* The tailgate is open.

DANGER - Risk of exhaust gas poisoning

Combustion engines emit poisonous exhaust gases such as carbon monoxide. Exhaust gases can enter the vehicle interior if the tailgate is open when the engine is running, especially if the vehicle is in motion.

Always switch off the engine before opening the tailgate.
Never drive with the tailgate open.

Close the tailgate.

Rear Left Backrest Not Latched (example)

* The seat backrest of the corresponding seat is not engaged.

Fold the seat backrest back until it engages.

Check Washer Fluid

* The washer fluid level in the washer fluid reservoir has dropped below the minimum.

Add washer fluid

Engine

Display messages	Possible causes/consequences and ---> Solutions
Check Coolant Level See Operator's Manual	* The coolant level is too low. NOTE Engine damage due to insufficient coolant Avoid long journeys with insufficient coolant. Add coolant. Have the cooling system checked at a qualified specialist workshop.
Coolant Too Hot Stop Vehicle Turn Engine Off	* The coolant is too hot. Stop the vehicle immediately in accordance with the traffic conditions and switch off the engine. WARNING - Danger of burns when opening the hood If you open the hood when the engine has overheated or during a fire in the engine compartment, you could come into contact with hot gases or other escaping operating fluids. Before opening the hood, allow the engine to cool down. In the event of a fire in the engine compartment, keep the hood closed and call the fire service. Wait until the engine has cooled down. Make sure that the air supply to the radiator is not impaired. Avoiding high loads on the engine, drive to the nearest qualified specialist workshop. In doing so, ensure that the coolant temperature display remains below the red marking.
	* The fan motor is faulty. Avoiding high loads on the engine, drive to the nearest qualified specialist workshop. In doing so, ensure that the coolant temperature display remains below the red marking.
To switch engine off, press and hold Start/Stop button for at least 3 secs. or press 3 times.	* You have pressed the start/stop button while driving. Information about switching off the engine while driving
Fuel Level Low	* The fuel supply has dropped into the reserve range. Refuel.
Gas Cap Loose	* The fuel filler cap is not closed correctly or the fuel system is leaking. Close the fuel filler cap. If the fuel filler cap was already properly closed: consult a qualified specialist workshop.

Display messages

Possible causes/consequences and ---> Solutions

Check Coolant Level See Operator's Manual

* The coolant level is too low.

NOTE Engine damage due to insufficient coolant

Avoid long journeys with insufficient coolant.

Add coolant.

Have the cooling system checked at a qualified specialist workshop.

Coolant Too Hot Stop Vehicle Turn Engine Off

* The coolant is too hot.

Stop the vehicle immediately in accordance with the traffic conditions and switch off the engine.

WARNING - Danger of burns when opening the hood

If you open the hood when the engine has overheated or during a fire in the engine compartment, you could come into contact with hot gases or other escaping operating fluids.

Before opening the hood, allow the engine to cool down.
In the event of a fire in the engine compartment, keep the hood closed and call the fire service.

Wait until the engine has cooled down.

Make sure that the air supply to the radiator is not impaired.

Avoiding high loads on the engine, drive to the nearest qualified specialist workshop. In doing so, ensure that the coolant temperature display remains below the red marking.

* The fan motor is faulty.

Avoiding high loads on the engine, drive to the nearest qualified specialist workshop. In doing so, ensure that the coolant temperature display remains below the red marking.

To switch engine off, press and hold Start/Stop button for at least 3 secs. or press 3 times.

* You have pressed the start/stop button while driving.

Information about switching off the engine while driving

Fuel Level Low

* The fuel supply has dropped into the reserve range.

Refuel.

Gas Cap Loose

* The fuel filler cap is not closed correctly or the fuel system is leaking.

Close the fuel filler cap.
If the fuel filler cap was already properly closed: consult a qualified specialist workshop.

Transmission

Display messages	Possible causes/consequences and ---> Solutions
Apply Brake to Shift from 'P'	* You have attempted to shift the transmission out of park position and into another transmission position. Depress the brake pedal. Select transmission position , or neutral .
To Deselect P or N, Depress Brake and Start Engine	* You have attempted to shift the transmission out of park position or neutral and into another transmission position. Depress the brake pedal. Change the transmission position. Start the engine.
Only Shift to 'P' when Vehicle is Stationary	* Park position can be engaged only when the vehicle is stationary. To stop, depress the brake pedal. Shift the transmission to park position while the vehicle is stationary.
Apply Brake to Shift to 'R'	* You have attempted to select transmission position . Depress the brake pedal. Select transmission position .
Driver's Door Open & Transmission Not in P Risk of Vehicle Rolling Away	* The driver's door is not fully closed and transmission position , or neutral is selected. Select park position when switching off the vehicle.
N Permanently Active Risk of Rolling Away	* While the vehicle is rolling or while you are driving, neutral has been engaged. To stop, depress the brake pedal. Shift the transmission to park position while the vehicle is stationary. To continue driving, select transmission position or .
Service Required Do Not Shift Gears Visit Dealer	* The transmission is malfunctioning. The transmission position can no longer be changed. When transmission position is selected, consult a qualified specialist workshop and do not change the transmission position. For all other transmission positions, park the vehicle safely. Consult a qualified specialist workshop or breakdown service.
Reversing Not Possible Service Required	* The transmission is malfunctioning. The transmission position cannot be selected. Consult a qualified specialist workshop.
Transmission Malfunction Stop	* The transmission is malfunctioning. The transmission shifts to neutral automatically. Stop the vehicle immediately in accordance with the traffic conditions. Depress the brake pedal. Engage park position . Consult a qualified specialist workshop.
Stop Vehicle Leave Engine Running Wait Transmission Cooling	* The transmission is overheating. Pulling away may be temporarily impaired or not possible. Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving under any circumstances. Leave the engine running. Wait until the display message disappears before pulling away.
Auxiliary Battery Malfunction	* The auxiliary battery for the transmission is no longer being charged. Consult a qualified specialist workshop. Until then, always select park position manually before you switch off the engine. Before leaving the vehicle, apply the electric parking brake.

Brakes

Display messages	Possible causes/consequences and ---> Solutions
(USA only) (Canada only) Parking Brake See Operator's Manual	* The yellow indicator lamp is lit. The electric parking brake is malfunctioning. To apply: Switch the ignition off and switch it back on. Apply the electric parking brake manually. If it is not possible to apply the electric parking brake: Consult a qualified specialist workshop. Where necessary, also secure the parked vehicle against rolling away. * The yellow indicator lamp and the red (USA only) or (Canada only) indicator lamp are lit. The electric parking brake is malfunctioning. To release: Switch the ignition off and switch it back on. Release the electric parking brake manually. or Release the electric parking brake automatically. If it is still not possible to release the electric parking brake: Do not continue driving under any circumstances. Consult a qualified specialist workshop. * The yellow indicator lamp is lit and the red (USA only) or (Canada only) indicator lamp is flashing. The electric parking brake is malfunctioning. The electric parking brake could not be applied or released. Switch the ignition off and switch it back on. To apply: Release and then apply the electric parking brake manually. To release: Apply and then release the electric parking brake manually. If the electric parking brake cannot be applied or the red (USA only) or (Canada only) indicator lamp continues to flash: Do not continue driving under any circumstances. Consult a qualified specialist workshop. Where necessary, also secure the parked vehicle against rolling away. * The yellow indicator lamp is lit and the red indicator lamp (USA only) or indicator lamp (Canada only) flashes for approximately ten seconds after the electric parking brake has been applied or released. It then remains lit or goes out. The electric parking brake is malfunctioning. If the battery charge level is too low: Charge the battery. To apply: Switch off the ignition. The electric parking brake will be applied automatically. If the electric parking brake is not to be applied, e.g. at an automatic car wash or when the vehicle is being towed, leave the ignition switched on. This does not include having the vehicle towed with the rear axle raised. If the electric parking brake is not applied automatically: Switch the ignition off and switch it back on. Release and then apply the electric parking brake manually. If it is still not possible to apply the electric parking brake: Consult a qualified specialist workshop. Where necessary, also secure the parked vehicle against rolling away. To release: If the conditions for automatic release are fulfilled and the electric parking brake is not released automatically, release the electric parking brake manually. If it is still not possible to release the electric parking brake: Do not continue driving under any circumstances. Consult a qualified specialist workshop.
(USA only) (Canada only) Please Release Parking Brake	* The red indicator lamp (USA only) or indicator lamp (Canada only) is flashing. The electric parking brake is applied while you are driving: A condition for automatic release of the electric parking brake has not been fulfilled. You are performing emergency braking using the electric parking brake. Check the conditions for automatic release of the electric parking brake. Release the electric parking brake manually.
(USA only) (Canada only) Turn On the Ignition to Release the Parking Brake	* The red (USA only) or indicator lamp (Canada only) is lit. You have attempted to release the electric parking brake with the ignition switched off. Switch on the ignition.
(USA only) (Canada only) Check Brake Fluid Level	* There is insufficient brake fluid in the brake fluid reservoir. WARNING - Risk of an accident due to low brake fluid level If the brake fluid level is too low, the braking effect and the braking characteristics may be impaired. Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Do not continue driving under any circumstances. Consult a qualified specialist workshop. Do not add brake fluid. Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving under any circumstances. Do not add brake fluid. Consult a qualified specialist workshop.
Check Brake Pads See Operator's Manual	* The brakepads have reached the wear limit. WARNING - Risk of accident due to restricted braking power When the brake pads have reached their wear limit, the braking power may be restricted. Drive on carefully. Have the brake system checked immediately at a qualified specialist workshop. Consult a qualified specialist workshop.
ATTENTION ASSIST Inoperative	* ATTENTION ASSIST is malfunctioning. Consult a qualified specialist workshop.
ATTENTION ASSIST: Take a Break!	* ATTENTION ASSIST has detected fatigue or an increasing lack of concentration on the part of the driver. If necessary, take a break.
Active Parking Assist and PARKTRONIC Inoperative See Operator's Manual	* Active Parking Assist and Parking Assist PARKTRONIC are malfunctioning. Stop the vehicle in accordance with the traffic conditions and restart the engine. If the display message continues to be displayed, consult a qualified specialist workshop.
Malfunction Drive at Max. 50 mph	* The AIR BODY CONTROL is functioning only to a limited extent. The vehicle's handling characteristics may be affected. Drive in a manner appropriate for the current level, but do not exceed 50 mph (80 km/h). Consult a qualified specialist workshop.
Lowering	* The vehicle level may be lowered for the following reasons: You have selected a different drive program. You have exceeded the speed limit. You have changed the vehicle level by pressing the button.
Vehicle Rising	* Your vehicle is adjusting to the level you have selected.
Drive More Slowly	* You are driving too fast for the selected vehicle level. To adjust the vehicle level, you must not drive at speeds greater than 37 mph (60 km/h). To adjust the vehicle level during trailer operation, you must not drive at speeds greater than 19 mph (30 km/h).
Max. Speed 12 mph	* You are driving too fast for the selected vehicle level. Do not exceed 12 mph (20 km/h).
Stop Vehicle Vehicle Too Low	* You have pulled away despite the vehicle level being too low. Stop the vehicle in accordance with the traffic conditions. The vehicle will be raised to the selected vehicle level. Wait until the display message disappears before pulling away. If the display message does not disappear and a warning tone also sounds, AIR BODY CONTROL is malfunctioning: Do not drive at speeds greater than 50 mph (80 km/h) and consult a qualified specialist workshop immediately. * NOTE The tires of the front axle or the front fenders could be damaged by large steering movements Avoid large steering movements while driving and listen for scraping sounds. If you hear scraping sounds, pull over and stop the vehicle safely, paying attention to road and traffic conditions, and set a higher vehicle level if possible. Set a higher vehicle level Depending on the malfunction, the vehicle will be raised.
Vehicle Rising Please Wait	* The vehicle level is too low. The vehicle will be raised to the selected vehicle level. Wait until the display message disappears before pulling away.
Active Steering Assist Currently Unavailable See Operator's Manual	* Active Steering Assist is temporarily unavailable. The ambient conditions are outside the system limits (/ page 207). Drive on. As soon as the ambient conditions are within the system limits, the system will become available again. If necessary, clean the windshield in the camera's field of vision. Check the tire pressure if necessary.
Active Steering Assist Inoperative	* Active Steering Assist is malfunctioning. Active Distance Assist DISTRONIC remains available. Consult a qualified specialist workshop.
	* Active Steering Assist has reached the system limits. You have not steered independently for a considerable period of time. Take over the steering and drive on in accordance with the traffic conditions.
Beginning Emergency Stop	* Your hands are not on the steering wheel. Emergency stop is initiated. Put your hands back on the steering wheel. You can cancel the deceleration at any time by performing one of the following actions: Steering Braking or accelerating Pressing a steering wheel button Operating Touch Control Deactivating Active Distance Assist DISTRONIC
Active Steering Assist Currently Unavailable Due to Multiple Emergency Stops	* Active Steering Assist is temporarily unavailable due to multiple emergency stops. Take over the steering and stop in accordance with the traffic conditions. Switch the ignition off and switch it back on. Active Steering Assist is available once more.
Active Lane Keeping Assist Currently Unavailable See Operator's Manual	* Active Lane Keeping Assist is temporarily unavailable. The ambient conditions are outside the system limits (/ page 245). Vehicles with Active Steering Assist: The camera view may be limited by the windshield. Drive on. As soon as the ambient conditions are within the system limits, the system will become available again. Vehicles with Active Steering Assist: If the display message does not disappear: Stop the vehicle in accordance with the traffic conditions. Clean the windshield.
Active Lane Keeping Assist Inoperative	* Active Lane Keeping Assist is malfunctioning. Consult a qualified specialist workshop.
Blind Spot Assist Currently Unavailable See Operator's Manual	* Blind Spot Assist is temporarily unavailable. The system limits have been reached. Drive on. Once the cause of the problem is no longer present, the system will be available again. or If the display message does not disappear, stop the vehicle in accordance with the traffic conditions and restart the engine. If necessary, clean the rear bumper. If the bumper is especially dirty, the sensors in the bumper may be malfunctioning.
Blind Spot Assist Inoperative	* Blind Spot Assist is malfunctioning. Consult a qualified specialist workshop.
Blind Spot Assist Not Available When Towing a Trailer See Operator's Manual	* When you establish the electrical connection to the trailer, Blind Spot Assist is unavailable. Press the left-hand Touch Control and acknowledge the display message.
Active Blind Spot Assist Currently Unavailable See Operator's Manual	* Active Blind Spot Assist is temporarily unavailable. The system limits have been reached Drive on. Once the cause of the problem is no longer present, the system will be available again. or If the display message does not disappear, stop the vehicle in accordance with the traffic conditions and restart the engine.
Active Blind Spot Assist Inoperative	* Active Blind Spot Assist is malfunctioning. Consult a qualified specialist workshop.
Active Blind Spot Asst. Not Available When Towing a Trailer See Operator's Manual	* When you establish the electrical connection to the trailer, Active Blind Spot Assist is unavailable. Press the left-hand Touch Control and acknowledge the display message
Traffic Sign Assist Currently Unavailable See Operator's Manual	* Traffic Sign Assist is temporarily unavailable. Drive on. Once the cause of the problem is no longer present, the system will be available again.
Traffic Sign Assist Inoperative	* Traffic Sign Assist is malfunctioning. Stop the vehicle in accordance with the traffic conditions and restart the engine. If the display message continues to be displayed, consult a qualified specialist workshop.
Traffic Sign Assist Camera View Restricted See Operator's Manual	* The camera view is restricted. Possible causes: Dirt on the windshield in the camera's field of vision Heavy rain, snow or fog Driving systems and driving safety systems may be malfunctioning or temporarily unavailable. Once the cause of the problem is no longer present, the driving systems and driving safety systems will be available again. If the display message does not disappear: Stop the vehicle in accordance with the traffic conditions. Clean the windshield.
Off	* The HOLD function is deactivated because the vehicle is slipping or a condition for activation is not fulfilled. Reactivate the HOLD function later or check the activation conditions for the HOLD function
--- mph	* Active Distance Assist DISTRONIC cannot be activated as not all activation conditions are fulfilled. Comply with the activation conditions of Active Distance Assist DISTRONIC
Suspended	* If you depress the accelerator pedal beyond the Active Distance Assist DISTRONIC setting, the system will be put into passive mode
Off	* Active Distance Assist DISTRONIC was deactivated. If a warning tone also sounds, Active Distance Assist DISTRONIC has deactivated automatically
Active Distance Assist Currently Unavailable See Operator's Manual	* Active Distance Assist DISTRONIC is temporarily unavailable. The ambient conditions are outside the system limits. Drive on. As soon as the ambient conditions are within the system limits, the system will become available again.
Active Distance Assist Inoperative	* Active Distance Assist DISTRONIC is malfunctioning. Other driving systems and driving safety systems may also be malfunctioning. Consult a qualified specialist workshop.
Active Distance Assist Now Available	* Active Distance Assist DISTRONIC is operational again and can be activated
Inoperative	* The Downhill Speed Regulation is malfunctioning. Consult a qualified specialist workshop.
Not in Curr. Drive Prog.	* The Downhill Speed Regulation is not available in the currently selected drive program. Change the drive program
Max. Speed 25 mph	* The maximum speed of 25 mph (40 km/h) for the Downhill Speed Regulation has been exceeded. Drive more slowly.
--- mph	* Cruise control cannot be activated as not all activation conditions are fulfilled. Observe the activation conditions for cruise control
* Cruise control is malfunctioning.	* Cruise control is malfunctioning. Consult a qualified specialist workshop.
Cruise Control Off	* Cruise control has been deactivated. If there is an additional warning tone, cruise control has been deactivated automatically

Display messages

Possible causes/consequences and ---> Solutions

(USA only)

(Canada only)

Parking Brake See Operator's Manual

* The yellow indicator lamp is lit. The electric parking brake is malfunctioning.

To apply:

Switch the ignition off and switch it back on.
Apply the electric parking brake manually.

If it is not possible to apply the electric parking brake:

Consult a qualified specialist workshop.
Where necessary, also secure the parked vehicle against rolling away.

* The yellow indicator lamp and the red (USA only) or (Canada only) indicator lamp are lit. The electric parking brake is malfunctioning.

To release:

Switch the ignition off and switch it back on.
Release the electric parking brake manually.

Release the electric parking brake automatically.

If it is still not possible to release the electric parking brake:

Do not continue driving under any circumstances. Consult a qualified specialist workshop.

* The yellow indicator lamp is lit and the red (USA only) or (Canada only) indicator lamp is flashing.

The electric parking brake is malfunctioning.

The electric parking brake could not be applied or released.

Switch the ignition off and switch it back on.

To apply:

Release and then apply the electric parking brake manually.

To release:

Apply and then release the electric parking brake manually.

If the electric parking brake cannot be applied or the red (USA only) or (Canada only) indicator lamp continues to flash:

Do not continue driving under any circumstances. Consult a qualified specialist workshop.
Where necessary, also secure the parked vehicle against rolling away.

* The yellow indicator lamp is lit and the red indicator lamp (USA only) or indicator lamp (Canada only) flashes for approximately ten seconds after the electric parking brake has been applied or released. It then remains lit or goes out. The electric parking brake is malfunctioning.

If the battery charge level is too low:

Charge the battery.

To apply:

Switch off the ignition.
The electric parking brake will be applied automatically.

If the electric parking brake is not to be applied, e.g. at an automatic car wash or when the vehicle is being towed, leave the ignition switched on. This does not include having the vehicle towed with the rear axle raised.

If the electric parking brake is not applied automatically:

Switch the ignition off and switch it back on.
Release and then apply the electric parking brake manually.

If it is still not possible to apply the electric parking brake:

Consult a qualified specialist workshop.
Where necessary, also secure the parked vehicle against rolling away.

To release:

If the conditions for automatic release are fulfilled and the electric parking brake is not released automatically, release the electric parking brake manually.

If it is still not possible to release the electric parking brake:

Do not continue driving under any circumstances. Consult a qualified specialist workshop.

(USA only)

(Canada only)

Please Release Parking Brake

* The red indicator lamp (USA only) or indicator lamp (Canada only) is flashing.

The electric parking brake is applied while you are driving:

A condition for automatic release of the electric parking brake has not been fulfilled.
You are performing emergency braking using the electric parking brake.

Check the conditions for automatic release of the electric parking brake.

Release the electric parking brake manually.

(USA only)

(Canada only)

Turn On the Ignition to Release the Parking Brake

* The red (USA only) or indicator lamp (Canada only) is lit.

You have attempted to release the electric parking brake with the ignition switched off.

Switch on the ignition.

(USA only)

(Canada only)

Check Brake Fluid Level

* There is insufficient brake fluid in the brake fluid reservoir.

WARNING - Risk of an accident due to low brake fluid level

If the brake fluid level is too low, the braking effect and the braking characteristics may be impaired.

Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Do not continue driving under any circumstances.
Consult a qualified specialist workshop.
Do not add brake fluid.

Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving under any circumstances.

Do not add brake fluid.

Consult a qualified specialist workshop.

Check Brake Pads See Operator's Manual

* The brakepads have reached the wear limit.

WARNING - Risk of accident due to restricted braking power

When the brake pads have reached their wear limit, the braking power may be restricted.

Drive on carefully.
Have the brake system checked immediately at a qualified specialist workshop.

Consult a qualified specialist workshop.

ATTENTION ASSIST Inoperative

* ATTENTION ASSIST is malfunctioning.

Consult a qualified specialist workshop.

ATTENTION ASSIST: Take a Break!

* ATTENTION ASSIST has detected fatigue or an increasing lack of concentration on the part of the driver.

If necessary, take a break.

Active Parking Assist and PARKTRONIC Inoperative See Operator's Manual

* Active Parking Assist and Parking Assist PARKTRONIC are malfunctioning.

Stop the vehicle in accordance with the traffic conditions and restart the engine.
If the display message continues to be displayed, consult a qualified specialist workshop.

Malfunction Drive at Max. 50 mph

* The AIR BODY CONTROL is functioning only to a limited extent. The vehicle's handling characteristics may be affected.

Drive in a manner appropriate for the current level, but do not exceed 50 mph (80 km/h).
Consult a qualified specialist workshop.

Lowering

* The vehicle level may be lowered for the following reasons:

You have selected a different drive program.
You have exceeded the speed limit.
You have changed the vehicle level by pressing the button.

Vehicle Rising

* Your vehicle is adjusting to the level you have selected.

Drive More Slowly

* You are driving too fast for the selected vehicle level.

To adjust the vehicle level, you must not drive at speeds greater than 37 mph (60 km/h).
To adjust the vehicle level during trailer operation, you must not drive at speeds greater than 19 mph (30 km/h).

Max. Speed 12 mph

* You are driving too fast for the selected vehicle level.

Do not exceed 12 mph (20 km/h).

Stop Vehicle Vehicle Too Low

* You have pulled away despite the vehicle level being too low.

Stop the vehicle in accordance with the traffic conditions. The vehicle will be raised to the selected vehicle level.
Wait until the display message disappears before pulling away.

If the display message does not disappear and a warning tone also sounds, AIR BODY CONTROL is malfunctioning:

Do not drive at speeds greater than 50 mph (80 km/h) and consult a qualified specialist workshop immediately.

* NOTE The tires of the front axle or the front fenders could be damaged by large steering movements

Avoid large steering movements while driving and listen for scraping sounds.
If you hear scraping sounds, pull over and stop the vehicle safely, paying attention to road and traffic conditions, and set a higher vehicle level if possible.

Set a higher vehicle level

Depending on the malfunction, the vehicle will be raised.

Vehicle Rising Please Wait

* The vehicle level is too low. The vehicle will be raised to the selected vehicle level.

Wait until the display message disappears before pulling away.

Active Steering Assist Currently Unavailable See Operator's Manual

* Active Steering Assist is temporarily unavailable.

The ambient conditions are outside the system limits (/ page 207).

Drive on. As soon as the ambient conditions are within the system limits, the system will become available again.
If necessary, clean the windshield in the camera's field of vision.
Check the tire pressure if necessary.

Active Steering Assist Inoperative

* Active Steering Assist is malfunctioning. Active Distance Assist DISTRONIC remains available.

Consult a qualified specialist workshop.

* Active Steering Assist has reached the system limits.

You have not steered independently for a considerable period of time.

Take over the steering and drive on in accordance with the traffic conditions.

Beginning Emergency Stop

* Your hands are not on the steering wheel. Emergency stop is initiated.

Put your hands back on the steering wheel.

You can cancel the deceleration at any time by performing one of the following actions:

Steering
Braking or accelerating
Pressing a steering wheel button
Operating Touch Control
Deactivating Active Distance Assist DISTRONIC

Active Steering Assist Currently Unavailable Due to Multiple Emergency Stops

* Active Steering Assist is temporarily unavailable due to multiple emergency stops.

Take over the steering and stop in accordance with the traffic conditions.
Switch the ignition off and switch it back on. Active Steering Assist is available once more.

Active Lane Keeping Assist Currently Unavailable See Operator's Manual

* Active Lane Keeping Assist is temporarily unavailable.

The ambient conditions are outside the system limits (/ page 245).

Vehicles with Active Steering Assist: The camera view may be limited by the windshield.

Drive on. As soon as the ambient conditions are within the system limits, the system will become available again.

Vehicles with Active Steering Assist: If the display message does not disappear:

Stop the vehicle in accordance with the traffic conditions.
Clean the windshield.

Active Lane Keeping Assist Inoperative

* Active Lane Keeping Assist is malfunctioning.

Consult a qualified specialist workshop.

Blind Spot Assist Currently Unavailable See Operator's Manual

* Blind Spot Assist is temporarily unavailable.

The system limits have been reached.

Drive on. Once the cause of the problem is no longer present, the system will be available again.

If the display message does not disappear, stop the vehicle in accordance with the traffic conditions and restart the engine.
If necessary, clean the rear bumper. If the bumper is especially dirty, the sensors in the bumper may be malfunctioning.

Blind Spot Assist Inoperative

* Blind Spot Assist is malfunctioning.

Consult a qualified specialist workshop.

Blind Spot Assist Not Available When Towing a Trailer See Operator's Manual

* When you establish the electrical connection to the trailer, Blind Spot Assist is unavailable.

Press the left-hand Touch Control and acknowledge the display message.

Active Blind Spot Assist Currently Unavailable See Operator's Manual

* Active Blind Spot Assist is temporarily unavailable.

The system limits have been reached

Drive on. Once the cause of the problem is no longer present, the system will be available again.

If the display message does not disappear, stop the vehicle in accordance with the traffic conditions and restart the engine.

Active Blind Spot Assist Inoperative

* Active Blind Spot Assist is malfunctioning.

Consult a qualified specialist workshop.

Active Blind Spot Asst. Not Available When Towing a Trailer See Operator's Manual

* When you establish the electrical connection to the trailer, Active Blind Spot Assist is unavailable.

Press the left-hand Touch Control and acknowledge the display message

Traffic Sign Assist Currently Unavailable See Operator's Manual

* Traffic Sign Assist is temporarily unavailable.

Drive on. Once the cause of the problem is no longer present, the system will be available again.

Traffic Sign Assist Inoperative

* Traffic Sign Assist is malfunctioning.

Stop the vehicle in accordance with the traffic conditions and restart the engine.
If the display message continues to be displayed, consult a qualified specialist workshop.

Traffic Sign Assist Camera View Restricted See Operator's Manual

* The camera view is restricted. Possible causes:

Dirt on the windshield in the camera's field of vision
Heavy rain, snow or fog

Driving systems and driving safety systems may be malfunctioning or temporarily unavailable.

Once the cause of the problem is no longer present, the driving systems and driving safety systems will be available again.

If the display message does not disappear:

Stop the vehicle in accordance with the traffic conditions.
Clean the windshield.

Off

* The HOLD function is deactivated because the vehicle is slipping or a condition for activation is not fulfilled.

Reactivate the HOLD function later or check the activation conditions for the HOLD function

--- mph

* Active Distance Assist DISTRONIC cannot be activated as not all activation conditions are fulfilled.

Comply with the activation conditions of Active Distance Assist DISTRONIC

Suspended

* If you depress the accelerator pedal beyond the Active Distance Assist DISTRONIC setting, the system will be put into passive mode

Off

* Active Distance Assist DISTRONIC was deactivated. If a warning tone also sounds, Active Distance Assist DISTRONIC has deactivated automatically

Active Distance Assist Currently Unavailable See Operator's Manual

* Active Distance Assist DISTRONIC is temporarily unavailable.

The ambient conditions are outside the system limits.

Drive on. As soon as the ambient conditions are within the system limits, the system will become available again.

Active Distance Assist Inoperative

* Active Distance Assist DISTRONIC is malfunctioning.

Other driving systems and driving safety systems may also be malfunctioning.

Consult a qualified specialist workshop.

Active Distance Assist Now Available

* Active Distance Assist DISTRONIC is operational again and can be activated

Inoperative

* The Downhill Speed Regulation is malfunctioning.

Consult a qualified specialist workshop.

Not in Curr. Drive Prog.

* The Downhill Speed Regulation is not available in the currently selected drive program.

Change the drive program

Max. Speed 25 mph

* The maximum speed of 25 mph (40 km/h) for the Downhill Speed Regulation has been exceeded.

Drive more slowly.

--- mph

* Cruise control cannot be activated as not all activation conditions are fulfilled.

Observe the activation conditions for cruise control

* Cruise control is malfunctioning.

Consult a qualified specialist workshop.

Cruise Control Off

* Cruise control has been deactivated.

If there is an additional warning tone, cruise control has been deactivated automatically

Driving safety systems

Display messages	Possible causes/consequences and ---> Solutions
Currently Unavailable See Operator's Manual	* ABS and ESP ® are temporarily unavailable. Other driving systems and driving safety systems may also be temporarily unavailable. The brake system will continue to operate normally. Braking distance may increase in an emergency braking situation. WARNING - Risk of skidding if ABS and ESP ® are malfunctioning If ABS and ESP ® are malfunctioning, the wheels could lock when braking and ESP ® cannot carry out vehicle stabilization. The steering capability and braking characteristics are thus severely impaired. The braking distance in an emergency braking situation can increase. In addition, other driving safety systems are switched off. Drive on carefully. Have ABS and ESP ® checked immediately at a qualified specialist workshop. Drive carefully on a suitable stretch of road, making slight steering movements at a speed above 19 mph (30 km/h). If the display message does not disappear, consult a qualified specialist workshop immediately. Drive carefully.
Inoperative See Operator's Manual	* ABS and ESP ® are malfunctioning. Other driving systems and driving safety systems may also be malfunctioning. The brake system will continue to operate normally. Braking distance may increase in an emergency braking situation. WARNING - Risk of skidding if ABS and ESP ® are malfunctioning If ABS and ESP ® are malfunctioning, the wheels could lock when braking and ESP ® cannot carry out vehicle stabilization. The steering capability and braking characteristics are thus severely impaired. The braking distance in an emergency braking situation can increase. In addition, other driving safety systems are switched off. Drive on carefully. Have ABS and ESP ® checked immediately at a qualified specialist workshop. Drive on carefully. Consult a qualified specialist workshop immediately.
Currently Unavailable See Operator's Manual	* ESP ® is temporarily unavailable. Other driving systems and driving safety systems may also be malfunctioning. WARNING - Risk of skidding if ESP ® is malfunctioning If ESP ® is malfunctioning, ESP ® cannot carry out vehicle stabilization. In addition, other driving safety systems are switched off. Drive on carefully. Have ESP ® checked at a qualified specialist workshop. Drive carefully on a suitable stretch of road, making slight steering movements at a speed above 19 mph (30 km/h). If the display message does not disappear, consult a qualified specialist workshop immediately. Drive carefully.
Inoperative See Operator's Manual	* ESP ® is malfunctioning. Other driving systems and driving safety systems may also be malfunctioning. The brake system will continue to operate normally. Braking distance may increase in an emergency braking situation. WARNING - Risk of skidding if ESP ® is malfunctioning If ESP ® is malfunctioning, ESP ® cannot carry out vehicle stabilization. In addition, other driving safety systems are switched off. Drive on carefully. Have ESP ® checked at a qualified specialist workshop. Drive on carefully. Consult a qualified specialist workshop immediately.
Inoperative See Operator's Manual	* EBD, ABS and ESP ® are malfunctioning. Other driving systems and driving safety systems may also be malfunctioning. WARNING - Risk of skidding if EBD, ABS and ESP ® are malfunctioning If EBD, ABS and ESP ® are malfunctioning, the wheels can lock when braking and ESP ® cannot carry out vehicle stabilization. The steering capability and braking characteristics are thus severely impaired. The braking distance in an emergency braking situation can increase. In addition, other driving safety systems are switched off. Drive on carefully. Have the brake system checked immediately at a qualified specialist workshop. Drive on carefully. Consult a qualified specialist workshop immediately.
Active Brake Assist Functions Currently Limited See Operator's Manual	* Vehicles with the Driving Assistance Package: Active Brake Assist with cross-traffic function, Evasive Steering Assist or PRE‑SAFE ® PLUS are temporarily unavailable or only partially available. Vehicles without the Driving Assistance Package: Active Brake Assist is temporarily unavailable or only partially available. The ambient conditions are outside the system limits. Drive on. As soon as the ambient conditions are within the system limits, the system will become available again. If the display message does not disappear, stop the vehicle in accordance with the traffic conditions and restart the engine.
Active Brake Assist Functions Limited See Operator's Manual	* Vehicles with Driving Assistance Package: Active Brake Assist with cross-traffic function, Evasive Steering Assist or PRE‑SAFE ® PLUS is malfunctioning. Vehicles without Driving Assistance Package: Active Brake Assist is malfunctioning. Consult a qualified specialist workshop.
Radar Sensors Dirty See Operator's Manual	* The radar sensor system is malfunctioning. Possible causes: Dirt on the sensors Heavy rain or snow Extended country driving without other traffic, e.g. in the desert Driving systems and driving safety systems may be malfunctioning or temporarily unavailable. Once the cause of the problem is no longer present, the driving systems and driving safety systems will be available again. If the display message does not disappear: Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Clean all sensors Restart the engine.

Display messages

Possible causes/consequences and ---> Solutions

Currently Unavailable See Operator's Manual

* ABS and ESP ® are temporarily unavailable.

Other driving systems and driving safety systems may also be temporarily unavailable.

The brake system will continue to operate normally. Braking distance may increase in an emergency braking situation.

WARNING - Risk of skidding if ABS and ESP ® are malfunctioning

If ABS and ESP ® are malfunctioning, the wheels could lock when braking and ESP ® cannot carry out vehicle stabilization.

The steering capability and braking characteristics are thus severely impaired. The braking distance in an emergency braking situation can increase. In addition, other driving safety systems are switched off.

Drive on carefully.
Have ABS and ESP ® checked immediately at a qualified specialist workshop.

Drive carefully on a suitable stretch of road, making slight steering movements at a speed above 19 mph (30 km/h).

If the display message does not disappear, consult a qualified specialist workshop immediately. Drive carefully.

Inoperative See Operator's Manual

* ABS and ESP ® are malfunctioning.

Other driving systems and driving safety systems may also be malfunctioning.

The brake system will continue to operate normally. Braking distance may increase in an emergency braking situation.

WARNING - Risk of skidding if ABS and ESP ® are malfunctioning

If ABS and ESP ® are malfunctioning, the wheels could lock when braking and ESP ® cannot carry out vehicle stabilization.

Drive on carefully.
Have ABS and ESP ® checked immediately at a qualified specialist workshop.

Drive on carefully.

Consult a qualified specialist workshop immediately.

Currently Unavailable See Operator's Manual

* ESP ® is temporarily unavailable.

Other driving systems and driving safety systems may also be malfunctioning.

WARNING - Risk of skidding if ESP ® is malfunctioning

If ESP ® is malfunctioning, ESP ® cannot carry out vehicle stabilization. In addition, other driving safety systems are switched off.

Drive on carefully.
Have ESP ® checked at a qualified specialist workshop.

Drive carefully on a suitable stretch of road, making slight steering movements at a speed above 19 mph (30 km/h).

If the display message does not disappear, consult a qualified specialist workshop immediately. Drive carefully.

Inoperative See Operator's Manual

* ESP ® is malfunctioning.

Other driving systems and driving safety systems may also be malfunctioning.

The brake system will continue to operate normally. Braking distance may increase in an emergency braking situation.

WARNING - Risk of skidding if ESP ® is malfunctioning

If ESP ® is malfunctioning, ESP ® cannot carry out vehicle stabilization. In addition, other driving safety systems are switched off.

Drive on carefully.
Have ESP ® checked at a qualified specialist workshop.

Drive on carefully.

Consult a qualified specialist workshop immediately.

Inoperative See Operator's Manual

* EBD, ABS and ESP ® are malfunctioning.

Other driving systems and driving safety systems may also be malfunctioning.

WARNING - Risk of skidding if EBD, ABS and ESP ® are malfunctioning

If EBD, ABS and ESP ® are malfunctioning, the wheels can lock when braking and ESP ® cannot carry out vehicle stabilization.

Drive on carefully.
Have the brake system checked immediately at a qualified specialist workshop.

Drive on carefully.

Consult a qualified specialist workshop immediately.

Active Brake Assist Functions Currently Limited See Operator's Manual

* Vehicles with the Driving Assistance Package: Active Brake Assist with cross-traffic function, Evasive Steering Assist or PRE‑SAFE ® PLUS are temporarily unavailable or only partially available.

Vehicles without the Driving Assistance Package: Active Brake Assist is temporarily unavailable or only partially available.

The ambient conditions are outside the system limits.

Drive on. As soon as the ambient conditions are within the system limits, the system will become available again.
If the display message does not disappear, stop the vehicle in accordance with the traffic conditions and restart the engine.

Active Brake Assist Functions Limited See Operator's Manual

* Vehicles with Driving Assistance Package: Active Brake Assist with cross-traffic function, Evasive Steering Assist or PRE‑SAFE ® PLUS is malfunctioning.

Vehicles without Driving Assistance Package: Active Brake Assist is malfunctioning.

Consult a qualified specialist workshop.

Radar Sensors Dirty See Operator's Manual

* The radar sensor system is malfunctioning. Possible causes:

Dirt on the sensors
Heavy rain or snow
Extended country driving without other traffic, e.g. in the desert

Driving systems and driving safety systems may be malfunctioning or temporarily unavailable.

Once the cause of the problem is no longer present, the driving systems and driving safety systems will be available again.

If the display message does not disappear:

Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions.
Clean all sensors
Restart the engine.

Mercedes me connect

Display messages	Possible causes/consequences and ---> Solutions
Mercedes me connect Services Limited See Operator's Manual	* Service limited. At least one of the main functions of the Mercedes me connect system is malfunctioning. Observe the notes on the diagnostics connection. Consult a qualified specialist workshop.
Inoperative	* At least one of the main functions of the Mercedes me connect system or of the SOS emergency call system is malfunctioning. Consult a qualified specialist workshop.

Display messages

Possible causes/consequences and ---> Solutions

Mercedes me connect Services Limited See Operator's Manual

* Service limited.

At least one of the main functions of the Mercedes me connect system is malfunctioning.

Observe the notes on the diagnostics connection.
Consult a qualified specialist workshop.

Inoperative

* At least one of the main functions of the Mercedes me connect system or of the SOS emergency call system is malfunctioning.

Consult a qualified specialist workshop.

Battery

Display messages	Possible causes/consequences and ---> Solutions
12 V Battery See Operator's Manual	* The engine is off and the battery charge level is too low. Switch off electrical consumers that are not required. To charge the battery: Leave the engine running for a few minutes, or drive an extended distance. * If the message appears while the engine is running, this indicates an on-board electrical system malfunction. Visit a qualified specialist workshop.
See Operator's Manual	* The battery is not being charged. NOTE: Possible engine damage if you continue driving Do not continue driving under any circumstances. Consult a qualified specialist workshop. Pull over and stop the vehicle safely and switch off the engine, paying attention to road and traffic conditions. Consult a qualified specialist workshop.
Stop Vehicle See Operator's Manual	* The battery is no longer being charged and the battery charge level is too low. NOTE: Possible engine damage if you continue driving Do not continue driving under any circumstances. Consult a qualified specialist workshop. Pull over and stop the vehicle safely as soon as possible in accordance with the traffic conditions. Do not continue driving under any circumstances. Switch off the engine. Consult a qualified specialist workshop.
Stop Vehicle Leave Engine Running	* The battery charge level is too low. Pull over and stop the vehicle safely as soon as possible in accordance with the traffic conditions. Do not continue driving under any circumstances. Leave the engine running. Wait until the display message disappears before pulling away. If the display message does not disappear: consult a qualified specialist workshop.

Display messages

Possible causes/consequences and ---> Solutions

12 V Battery See Operator's Manual

* The engine is off and the battery charge level is too low.

Switch off electrical consumers that are not required.

To charge the battery:

Leave the engine running for a few minutes, or drive an extended distance.

* If the message appears while the engine is running, this indicates an on-board electrical system malfunction.

Visit a qualified specialist workshop.

See Operator's Manual

* The battery is not being charged.

NOTE: Possible engine damage if you continue driving

Do not continue driving under any circumstances.
Consult a qualified specialist workshop.

Pull over and stop the vehicle safely and switch off the engine, paying attention to road and traffic conditions.

Consult a qualified specialist workshop.

Stop Vehicle See Operator's Manual

* The battery is no longer being charged and the battery charge level is too low.

NOTE: Possible engine damage if you continue driving

Do not continue driving under any circumstances.
Consult a qualified specialist workshop.

Pull over and stop the vehicle safely as soon as possible in accordance with the traffic conditions. Do not continue driving under any circumstances.

Switch off the engine.

Consult a qualified specialist workshop.

Stop Vehicle Leave Engine Running

* The battery charge level is too low.

Pull over and stop the vehicle safely as soon as possible in accordance with the traffic conditions. Do not continue driving under any circumstances.
Leave the engine running.
Wait until the display message disappears before pulling away.
If the display message does not disappear: consult a qualified specialist workshop.

Tire pressure monitor

Display messages	Possible causes/consequences and ---> Solutions
Tire Press. Monitor Currently Unavailable	* There is interference from a powerful radio signal source. As a result, no signals from the tire pressure sensors are being received. The tire pressure monitor is temporarily unavailable. # Drive on. The tire pressure monitor will restart automatically as soon as the cause has been rectified.
Tire Press. Monitor Inoperative	* The tire pressure monitor is malfunctioning. WARNING - There is a risk of an accident if the tire pressure monitoring system is malfunctioning If the tire pressure monitoring system is malfunctioning, it is not able to issue a warning if there is pressure loss in one or more of the tires. Underinflated tires may, for example, impair the driving, steering and braking characteristics. Have the tire pressure monitoring system checked at a qualified specialist workshop. Consult a qualified specialist workshop.
Tire Pressure Monitor Inoperative No Wheel Sensors	* The wheels installed do not have suitable tire pressure sensors. The tire pressure monitor is deactivated. Install wheels with suitable tire pressure sensors.
Wheel Sensor(s) Missing	* There is no signal from the tire pressure sensor of one or more wheels. No pressure value is displayed for the affected tire. Have the faulty tire pressure sensor replaced at a qualified specialist workshop.
Check Tires	* The tire pressure in one or more tires has dropped significantly. The wheel position is displayed. WARNING - Risk of an accident due to insufficient tire pressure Tire pressures that are too low pose the following hazards: The tires may burst, especially as the load and vehicle speed increase. The tires may wear excessively and/or unevenly, which may greatly impair tire traction. The driving characteristics, as well as steering and braking, may be greatly impaired. You could then lose control of the vehicle. Observe the recommended tire pressure. Adjust the tire pressure if necessary. Stop the vehicle in accordance with the traffic conditions. Check the tire pressure and the tires.
Please Correct Tire Pressure	* The tire pressure is too low in at least one of the tires, or the difference in tire pressure between the individual wheels is too great. Check the tire pressure and add air, if necessary. When the tire pressure is correct, restart the tire pressure monitor
Warning Tire Malfunction	* The tire pressure in one or more tires has dropped suddenly. The wheel position is displayed. WARNING - Risk of an accident from driving with a flat tire Flat tires are dangerous in the following ways: The tires can overheat and cause a fire. The driving characteristics, as well as steering and braking, may be greatly impaired. You could then lose control of the vehicle. Do not drive with a flat tire. Observe the notes on flat tires. Notes on flat tires Stop the vehicle in accordance with the traffic conditions. Check the tires.
Tires Overheated	* At least one tire is overheating. The affected tires are displayed in red. At temperatures close to the limit value, the tires are displayed in yellow. Drive more slowly.
Decrease Speed	* At least one tire is overheating. The affected tires are displayed in red. At temperatures close to the limit value, the tires are displayed in yellow. WARNING - Risk of an accident from driving with overheated tires Overheated tires may burst, particularly at high speeds. Reduce speed so that the tires cool down. Reduce speed so that the tires cool down.

Display messages

Possible causes/consequences and ---> Solutions

Tire Press. Monitor Currently Unavailable

* There is interference from a powerful radio signal source. As a result, no signals from the tire pressure sensors are being received. The tire pressure monitor is temporarily unavailable.

# Drive on. The tire pressure monitor will restart automatically as soon as the cause has been rectified.

Tire Press. Monitor Inoperative

* The tire pressure monitor is malfunctioning.

WARNING - There is a risk of an accident if the tire pressure monitoring system is malfunctioning

If the tire pressure monitoring system is malfunctioning, it is not able to issue a warning if there is pressure loss in one or more of the tires.

Underinflated tires may, for example, impair the driving, steering and braking characteristics.

Have the tire pressure monitoring system checked at a qualified specialist workshop.

Consult a qualified specialist workshop.

Tire Pressure Monitor Inoperative No Wheel Sensors

* The wheels installed do not have suitable tire pressure sensors. The tire pressure monitor is deactivated.

Install wheels with suitable tire pressure sensors.

Wheel Sensor(s) Missing

* There is no signal from the tire pressure sensor of one or more wheels. No pressure value is displayed for the affected tire.

Have the faulty tire pressure sensor replaced at a qualified specialist workshop.

Check Tires

* The tire pressure in one or more tires has dropped significantly. The wheel position is displayed.

WARNING - Risk of an accident due to insufficient tire pressure

Tire pressures that are too low pose the following hazards:

The tires may burst, especially as the load and vehicle speed increase.
The tires may wear excessively and/or unevenly, which may greatly impair tire traction.
The driving characteristics, as well as steering and braking, may be greatly impaired.

You could then lose control of the vehicle.

Observe the recommended tire pressure.
Adjust the tire pressure if necessary.

Stop the vehicle in accordance with the traffic conditions.

Check the tire pressure and the tires.

Please Correct Tire Pressure

* The tire pressure is too low in at least one of the tires, or the difference in tire pressure between the individual wheels is too great.

Check the tire pressure and add air, if necessary.
When the tire pressure is correct, restart the tire pressure monitor

Warning Tire Malfunction

* The tire pressure in one or more tires has dropped suddenly. The wheel position is displayed.

WARNING - Risk of an accident from driving with a flat tire

Flat tires are dangerous in the following ways:

The tires can overheat and cause a fire.
The driving characteristics, as well as steering and braking, may be greatly impaired.

You could then lose control of the vehicle.

Do not drive with a flat tire.
Observe the notes on flat tires.

Notes on flat tires

Stop the vehicle in accordance with the traffic conditions.
Check the tires.

Tires Overheated

* At least one tire is overheating. The affected tires are displayed in red. At temperatures close to the limit value, the tires are displayed in yellow.

Drive more slowly.

Decrease Speed

* At least one tire is overheating. The affected tires are displayed in red. At temperatures close to the limit value, the tires are displayed in yellow.

WARNING - Risk of an accident from driving with overheated tires

Overheated tires may burst, particularly at high speeds.

Reduce speed so that the tires cool down.

Reduce speed so that the tires cool down.

Tire pressure loss warning system

Display messages	Possible causes/consequences and ---> Solutions
Check Tire Pressure Soon	* Canada only: The tire pressure loss warning system has detected a significant loss of pressure. WARNING - Risk of an accident due to insufficient tire pressure Tire pressures that are too low pose the following hazards: The tires may burst, especially as the load and vehicle speed increase. The tires may wear excessively and/or unevenly, which may greatly impair tire traction. The driving characteristics, as well as steering and braking, may be greatly impaired. You could then lose control of the vehicle. Observe the recommended tire pressure. Adjust the tire pressure if necessary. Stop the vehicle in accordance with the traffic conditions. Check the tire pressure and the tires. When the tire pressure is correct, restart the tire pressure loss warning system
Check Tire Pressure Then Restart Run Flat Indicator	* Canada only: The tire pressure loss warning system generated a display message and has not been restarted since. When the tire pressure is correct, restart the tire pressure loss warning system
Run Flat Indicator Inoperative	* Canada only: The tire pressure loss warning system is malfunctioning. Consult a qualified specialist workshop.

Display messages

Possible causes/consequences and ---> Solutions

Check Tire Pressure Soon

* Canada only:

The tire pressure loss warning system has detected a significant loss of pressure.

WARNING - Risk of an accident due to insufficient tire pressure

Tire pressures that are too low pose the following hazards:

The tires may burst, especially as the load and vehicle speed increase.
The tires may wear excessively and/or unevenly, which may greatly impair tire traction.
The driving characteristics, as well as steering and braking, may be greatly impaired.

You could then lose control of the vehicle.

Observe the recommended tire pressure.
Adjust the tire pressure if necessary.

Stop the vehicle in accordance with the traffic conditions.

Check the tire pressure and the tires.

When the tire pressure is correct, restart the tire pressure loss warning system

Check Tire Pressure Then Restart Run Flat Indicator

* Canada only:

The tire pressure loss warning system generated a display message and has not been restarted since.

When the tire pressure is correct, restart the tire pressure loss warning system

Run Flat Indicator Inoperative

* Canada only:

The tire pressure loss warning system is malfunctioning.

Consult a qualified specialist workshop.

Engine oil

Display messages	Possible causes/consequences and ---> Solutions
Check Engine Oil At Next Refueling	* The engine oil level has dropped to the minimum level. NOTE: Engine damage caused by driving with insufficient engine oil Avoid long journeys with insufficient engine oil. Check the engine oil level when next refueling. Add engine oil Notes on engine oil
Check Engine Oil Level (Add 1 quart)	* Display message only for certain engines: The engine oil level has dropped to the minimum level. NOTE: Engine damage caused by driving with insufficient engine oil Avoid long journeys with insufficient engine oil. When next refueling, add 1.1 US qt (1 l) of engine oil. Notes on engine oil.
Engine Oil Reduce Oil Level	* Display message only for certain engines: The engine oil level is too high. NOTE: Engine damage caused by driving with excess engine oil Avoid long journeys with excess engine oil. Consult a qualified specialist workshop immediately and have the engine oil level reduced.
Engine Oil Level Low Stop Vehicle Turn Engine Off	* Display message only for certain engines: The engine oil level is too low. NOTE: Engine damage caused by driving with insufficient engine oil Avoid long journeys with insufficient engine oil. Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving under any circumstances. Switch off the engine. Add 1.1 US qt (1 l) of engine oil. Check the engine oil level. Notes on engine oil.
Engine Oil Pressure Stop Switch Off Engine	* Display message only for certain engines: The engine oil pressure is too low. NOTE: Engine damage caused by driving with insufficient engine oil pressure Avoid driving with insufficient engine oil pressure. Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving under any circumstances. Consult a qualified specialist workshop.
Engine Oil Level Cannot Be Measured	* The electrical connection to the oil level sensor has been interrupted or the oil level sensor is faulty. Consult a qualified specialist workshop.

Display messages

Possible causes/consequences and ---> Solutions

Check Engine Oil At Next Refueling

* The engine oil level has dropped to the minimum level.

NOTE: Engine damage caused by driving with insufficient engine oil

Avoid long journeys with insufficient engine oil.

Check the engine oil level when next refueling.

Add engine oil

Notes on engine oil

Check Engine Oil Level (Add 1 quart)

* Display message only for certain engines:

The engine oil level has dropped to the minimum level.

NOTE: Engine damage caused by driving with insufficient engine oil

Avoid long journeys with insufficient engine oil.

When next refueling, add 1.1 US qt (1 l) of engine oil.

Notes on engine oil.

Engine Oil Reduce Oil Level

* Display message only for certain engines:

The engine oil level is too high.

NOTE: Engine damage caused by driving with excess engine oil

Avoid long journeys with excess engine oil.

Consult a qualified specialist workshop immediately and have the engine oil level reduced.

Engine Oil Level Low Stop Vehicle Turn Engine Off

* Display message only for certain engines:

The engine oil level is too low.

NOTE: Engine damage caused by driving with insufficient engine oil

Avoid long journeys with insufficient engine oil.

Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving under any circumstances.

Switch off the engine.

Add 1.1 US qt (1 l) of engine oil.

Check the engine oil level. Notes on engine oil.

Engine Oil Pressure Stop Switch Off Engine

* Display message only for certain engines:

The engine oil pressure is too low.

NOTE: Engine damage caused by driving with insufficient engine oil pressure

Avoid driving with insufficient engine oil pressure.

Stop the vehicle immediately in accordance with the traffic conditions. Do not continue driving under any circumstances.

Consult a qualified specialist workshop.

Engine Oil Level Cannot Be Measured

* The electrical connection to the oil level sensor has been interrupted or the oil level sensor is faulty.

Consult a qualified specialist workshop.

Warning and indicator lamps

Overview of indicator and warning lamps

Some systems will perform a self-test when the ignition is switched on. Some indicator and warning lamps may briefly light up or flash. This behavior is non-critical. These indicator and warning lamps indicate a malfunction only if they light up or flash after the engine has been started or during a journey.

Occupant safety

Warning/indicator lamp	Possible causes/consequences and ---> Solutions
Restraint system warning lamp	The red restraint system warning lamp is lit while the engine is running. The restraint system is malfunctioning (/ page 34). WARNING - Risk of injury due to malfunctions in the restraint system* If the restraint system is malfunctioning, restraint system components may be triggered unintentionally or may not deploy as intended during an accident. This may affect the Emergency Tensioning Devices or airbags, for example. Have the restraint system checked and repaired immediately at a qualified specialist workshop. Drive on carefully. Note the messages on the multifunction display. Visit a qualified specialist workshop immediately.
Seat belt warning lamp flashes	The red seat belt warning lamp flashes and an intermittent warning tone sounds. The driver or front passenger has not fastened their seat belt while the vehicle is in motion. Fasten your seat belt. There are objects on the front passenger seat. Remove the objects from the front passenger seat.
Seat belt warning lamp lights up	The red seat belt warning lamp will light up for six seconds once the engine has started. In addition, a warning tone may sound. *The seat belt warning lamp reminds the driver and front passenger to fasten their seat belts. Fasten your seat belt. If you have placed objects on the front passenger seat, the seat belt warning lamp may remain lit.

Warning/indicator lamp

Possible causes/consequences and ---> Solutions

Restraint system warning lamp

The red restraint system warning lamp is lit while the engine is running. *The restraint system is malfunctioning (/ page 34).

WARNING - Risk of injury due to malfunctions in the restraint system

Have the restraint system checked and repaired immediately at a qualified specialist workshop.

Drive on carefully.

Note the messages on the multifunction display.

Visit a qualified specialist workshop immediately.

Seat belt warning lamp flashes

The red seat belt warning lamp flashes and an intermittent warning tone sounds.

*The driver or front passenger has not fastened their seat belt while the vehicle is in motion.

Fasten your seat belt.

*There are objects on the front passenger seat.

Remove the objects from the front passenger seat.

Seat belt warning lamp lights up

The red seat belt warning lamp will light up for six seconds once the engine has started.

In addition, a warning tone may sound.

*The seat belt warning lamp reminds the driver and front passenger to fasten their seat belts.

Fasten your seat belt.

If you have placed objects on the front passenger seat, the seat belt warning lamp may remain lit.

Vehicle

Warning/indicator lamp	Possible causes/consequences and ---> Solutions
Warning lamp for electric power steering	The red electric power steering warning lamp is lit while the engine is running. The power-assisted steering or the steering itself is malfunctioning. WARNING - Risk of accident if steering capability is impaired* If the steering does not function as intended, the vehicle's operating safety is jeopardized. Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Do not continue driving under any circumstances. Consult a qualified specialist workshop. Note the messages on the multifunction display.

Warning/indicator lamp

Possible causes/consequences and ---> Solutions

Warning lamp for electric power steering

The red electric power steering warning lamp is lit while the engine is running. *The power-assisted steering or the steering itself is malfunctioning.

WARNING - Risk of accident if steering capability is impaired

If the steering does not function as intended, the vehicle's operating safety is jeopardized.

Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Do not continue driving under any circumstances.
Consult a qualified specialist workshop.

Note the messages on the multifunction display.

Engine

Warning/indicator lamp	Possible causes/consequences and ---> Solutions
Coolant warning lamp	The red coolant warning lamp is lit while the engine is running. Possible causes: The temperature sensor is malfunctioning Coolant level too low The air supply to the radiator is obstructed The radiator fan is faulty If there is an additional warning tone, the coolant temperature has exceeded the maximum permissible temperature. WARNING - Danger of burns when opening the hood* If you open the hood when the engine has overheated or during a fire in the engine compartment, you could come into contact with hot gases or other escaping operating fluids. Before opening the hood, allow the engine to cool down. In the event of a fire in the engine compartment, keep the hood closed and call the fire service. Stop the vehicle immediately in accordance with the traffic conditions and switch off the engine. Do not continue driving under any circumstances. Note the messages on the multifunction display. If the coolant temperature display is at the lower end of the temperature scale: Consult a qualified specialist workshop. or Exit the vehicle and keep a safe distance from it until the engine has cooled down. Check the coolant level. Make sure that the air supply to the radiator is not impaired. Avoiding high loads on the engine, drive to the nearest qualified specialist workshop. In doing so, ensure that the coolant temperature display remains below the red area.
Engine diagnosis warning lamp	The yellow Check Engine warning lamp is lit while the engine is running. *A malfunction has occurred in the engine, the exhaust system or the fuel system. The emission limit values may be exceeded and the engine may be in emergency mode. In some states, legal requirements stipulate that you must immediately consult a qualified specialist workshop as soon as the yellow Check Engine warning lamp lights up. Have the vehicle checked as soon as possible at a qualified specialist workshop.
Electrical malfunction warning lamp	The red electrical malfunction warning lamp is lit. * There is a malfunction in the electrics. Observe the messages on the multifunction display.
Fuel reserve warning lamp	The yellow fuel reserve warning lamp lights up while driving. *There has been pressure loss in the fuel system. The fuel filler cap is not closed correctly or the fuel system is leaking. Close the fuel filler cap. If the fuel filler cap has already been closed correctly: Visit a qualified specialist workshop.
Fuel reserve warning lamp	The yellow fuel reserve warning lamp is lit while the engine is running. * The fuel supply has dropped into the reserve range. Refuel.

Warning/indicator lamp

Possible causes/consequences and ---> Solutions

Coolant warning lamp

The red coolant warning lamp is lit while the engine is running.

*Possible causes:

The temperature sensor is malfunctioning
Coolant level too low
The air supply to the radiator is obstructed
The radiator fan is faulty

If there is an additional warning tone, the coolant temperature has exceeded the maximum permissible temperature.

WARNING - Danger of burns when opening the hood

If you open the hood when the engine has overheated or during a fire in the engine compartment, you could come into contact with hot gases or other escaping operating fluids.

Before opening the hood, allow the engine to cool down.
In the event of a fire in the engine compartment, keep the hood closed and call the fire service.

Stop the vehicle immediately in accordance with the traffic conditions and switch off the engine. Do not continue driving under any circumstances.

Note the messages on the multifunction display.

If the coolant temperature display is at the lower end of the temperature scale:

Consult a qualified specialist workshop.

Exit the vehicle and keep a safe distance from it until the engine has cooled down.
Check the coolant level.
Make sure that the air supply to the radiator is not impaired.
Avoiding high loads on the engine, drive to the nearest qualified specialist workshop. In doing so, ensure that the coolant temperature display remains below the red area.

Engine diagnosis warning lamp

The yellow Check Engine warning lamp is lit while the engine is running.

*A malfunction has occurred in the engine, the exhaust system or the fuel system.

The emission limit values may be exceeded and the engine may be in emergency mode.

In some states, legal requirements stipulate that you must immediately consult a qualified specialist workshop as soon as the yellow Check Engine warning lamp lights up.

Have the vehicle checked as soon as possible at a qualified specialist workshop.

Electrical malfunction warning lamp

The red electrical malfunction warning lamp is lit.

* There is a malfunction in the electrics.

Observe the messages on the multifunction display.

Fuel reserve warning lamp

The yellow fuel reserve warning lamp lights up while driving.

*There has been pressure loss in the fuel system. The fuel filler cap is not closed correctly or the fuel system is leaking.

Close the fuel filler cap.

If the fuel filler cap has already been closed correctly:

Visit a qualified specialist workshop.

Fuel reserve warning lamp

The yellow fuel reserve warning lamp is lit while the engine is running.

* The fuel supply has dropped into the reserve range.

Refuel.

Brakes

Warning/indicator lamp	Possible causes/consequences and ---> Solutions
Red indicator lamp, electric parking brake applied (USA only) Red indicator lamp, electric parking brake applied (Canada only) Yellow electric parking brake indicator lamp is malfunctioning	The red electric parking brake indicator lamp flashes or is lit. The yellow indicator lamp is also lit if the electric parking brake malfunctions. * Observe the messages on the multifunction display.
Brake warning lamp (USA) Brakes warning lamp (Canada)	The red brake system warning lamp is lit while the engine is running. Possible causes are: The brake force boosting is malfunctioning and the braking characteristics may be affected. There is not enough brake fluid in the brake fluid reservoir. WARNING - Risk of accident and injury if brake force boosting is malfunctioning* If brake force boosting is malfunctioning, increased brake pedal force may be necessary for braking. The braking characteristics may be impaired. The braking distance can increase in emergency braking situations. Stop in a safe location immediately. Do not continue driving. Consult a qualified specialist workshop. WARNING - Risk of an accident due to low brake fluid level If the brake fluid level is too low, the braking effect and the braking characteristics may be impaired. Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Do not continue driving under any circumstances. Consult a qualified specialist workshop. Do not add brake fluid. Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Do not continue driving under any circumstances. Observe the messages on the multifunction display. Consult a qualified specialist workshop.

Warning/indicator lamp

Possible causes/consequences and ---> Solutions

Red indicator lamp, electric parking brake applied (USA only)

Red indicator lamp, electric parking brake applied (Canada only)

Yellow electric parking brake indicator lamp is malfunctioning

The red electric parking brake indicator lamp flashes or is lit. The yellow indicator lamp is also lit if the electric parking brake malfunctions.

* Observe the messages on the multifunction display.

Brake warning lamp (USA)

Brakes warning lamp (Canada)

The red brake system warning lamp is lit while the engine is running.

*Possible causes are:

The brake force boosting is malfunctioning and the braking characteristics may be affected.
There is not enough brake fluid in the brake fluid reservoir.

WARNING - Risk of accident and injury if brake force boosting is malfunctioning

If brake force boosting is malfunctioning, increased brake pedal force may be necessary for braking. The braking characteristics may be impaired. The braking distance can increase in emergency braking situations.

Stop in a safe location immediately. Do not continue driving.
Consult a qualified specialist workshop.

WARNING - Risk of an accident due to low brake fluid level

If the brake fluid level is too low, the braking effect and the braking characteristics may be impaired.

Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Do not continue driving under any circumstances.
Consult a qualified specialist workshop.
Do not add brake fluid.

Pull over and stop the vehicle safely as soon as possible, paying attention to road and traffic conditions. Do not continue driving under any circumstances.

Observe the messages on the multifunction display.

Consult a qualified specialist workshop.

Driving systems

Warning/indicator lamp	Possible causes/consequences and ---> Solutions
Warning lamp for distance warning function	The red distance warning lamp lights up while the vehicle is in motion. *The distance to the vehicle in front is too small for the speed selected. If there is an additional warning tone, you are approaching an obstacle at too high a speed. Be prepared to brake immediately. Increase the distance. Function of Active Brake Assist
Suspension warning lamp	The yellow AIR BODY CONTROL warning lamp is lit. * A malfunction has occurred in the AIR BODY CONTROL. Note the messages on the multifunction display.

Warning/indicator lamp

Possible causes/consequences and ---> Solutions

Warning lamp for distance warning function

The red distance warning lamp lights up while the vehicle is in motion.

*The distance to the vehicle in front is too small for the speed selected.

If there is an additional warning tone, you are approaching an obstacle at too high a speed.

Be prepared to brake immediately.
Increase the distance.

Function of Active Brake Assist

Suspension warning lamp

The yellow AIR BODY CONTROL warning lamp is lit.

* A malfunction has occurred in the AIR BODY CONTROL.

Note the messages on the multifunction display.

Driving safety systems

Warning/indicator lamp	Possible causes/consequences and ---> Solutions
ABS warning lamp	The yellow ABS warning lamp is lit while the engine is running. ABS is malfunctioning. If there is an additional warning tone, EBD is malfunctioning. Other driving systems and driving safety systems may also be malfunctioning. WARNING - There is a risk of skidding if EBD or ABS is malfunctioning* If EBD or ABS is malfunctioning, the wheels may lock when braking. The steering capability and braking characteristics are thus severely impaired. The braking distance in an emergency braking situation can increase. In addition, other driving safety systems are switched off. Drive on carefully. Have the brake system checked immediately at a qualified specialist workshop. Drive on carefully. Note the messages on the multifunction display. Visit a qualified specialist workshop.
ESP ® warning lamp flashes	The yellow ESP ® warning lamp flashes while the vehicle is in motion. * At least one wheel and tire assembly has reached its grip limit. Adapt your driving style to suit the road and weather conditions.
ESP ® warning lamp lights up	The yellow ESP ® warning lamp is lit while the engine is running. * ESP ® is malfunctioning Other driving systems and driving safety systems may also malfunction. WARNING - Risk of skidding if ESP ® is malfunctioning If ESP ® is malfunctioning, ESP ® cannot carry out vehicle stabilization. In addition, other driving safety systems are switched off. Drive on carefully. Have ESP ® checked at a qualified specialist workshop. Drive on carefully. Observe the messages on the multifunction display. Visit a qualified specialist workshop.
ESP ® OFF warning lamp	The yellow ESP ® OFF warning lamp is lit while the engine is running. * ESP ® is deactivated. WARNING - Risk of skidding when driving with ESP ® deactivated If ESP ® is deactivated, ESP ® cannot carry out vehicle stabilization. The availability of further driving safety systems is also limited. Drive on carefully. Only deactivate ESP ® for as long as the situation requires. If ESP ® cannot be activated, ESP ® is malfunctioning. Have ESP ® checked immediately at a qualified specialist workshop. Observe the notes on deactivating ESP ®

Warning/indicator lamp

Possible causes/consequences and ---> Solutions

ABS warning lamp

The yellow ABS warning lamp is lit while the engine is running.

*ABS is malfunctioning.

If there is an additional warning tone, EBD is malfunctioning.

Other driving systems and driving safety systems may also be malfunctioning.

WARNING - There is a risk of skidding if EBD or ABS is malfunctioning

If EBD or ABS is malfunctioning, the wheels may lock when braking.

Drive on carefully.
Have the brake system checked immediately at a qualified specialist workshop.

Drive on carefully.

Note the messages on the multifunction display.

Visit a qualified specialist workshop.

ESP ® warning lamp flashes

The yellow ESP ® warning lamp flashes while the vehicle is in motion.

* At least one wheel and tire assembly has reached its grip limit.

Adapt your driving style to suit the road and weather conditions.

ESP ® warning lamp lights up

The yellow ESP ® warning lamp is lit while the engine is running.

* ESP ® is malfunctioning Other driving systems and driving safety systems may also malfunction.

WARNING - Risk of skidding if ESP ® is malfunctioning

If ESP ® is malfunctioning, ESP ® cannot carry out vehicle stabilization. In addition, other driving safety systems are switched off.

Drive on carefully.
Have ESP ® checked at a qualified specialist workshop.

Drive on carefully.

Observe the messages on the multifunction display.

Visit a qualified specialist workshop.

ESP ® OFF warning lamp

The yellow ESP ® OFF warning lamp is lit while the engine is running.

* ESP ® is deactivated.

WARNING - Risk of skidding when driving with ESP ® deactivated

If ESP ® is deactivated, ESP ® cannot carry out vehicle stabilization. The availability of further driving safety systems is also limited.

Drive on carefully.
Only deactivate ESP ® for as long as the situation requires.

If ESP ® cannot be activated, ESP ® is malfunctioning.

Have ESP ® checked immediately at a qualified specialist workshop.

Observe the notes on deactivating ESP ®

Tire pressure monitor

Warning/indicator lamp	Possible causes/consequences and ---> Solutions
Tire pressure monitoring system warning lamp flashes	The yellow tire pressure monitoring system warning lamp (pressure loss/malfunction) flashes for approximately one minute and then remains lit. The tire pressure monitoring system is defective. WARNING - There is a risk of an accident if the tire pressure monitoring system is malfunctioning* If the tire pressure monitoring system is malfunctioning, it is not able to issue a warning if there is pressure loss in one or more of the tires. Underinflated tires may, for example, impair the driving, steering and braking characteristics. Have the tire pressure monitoring system checked at a qualified specialist workshop. Visit a qualified specialist workshop.
Tire pressure monitoring system warning lamp lights up	The yellow tire pressure monitoring system warning lamp (pressure loss/malfunction) is lit. The tire pressure monitoring system has detected tire pressure loss in at least one of the tires. WARNING - Risk of an accident due to insufficient tire pressure* Tire pressures that are too low pose the following hazards: The tires may burst, especially as the load and vehicle speed increase. The tires may wear excessively and/or unevenly, which may greatly impair tire traction. The driving characteristics, as well as steering and braking, may be greatly impaired. You could then lose control of the vehicle. Observe the recommended tire pressure. Adjust the tire pressure if necessary. Stop the vehicle, paying attention to road and traffic conditions. Check the tire pressure and the tires.

Warning/indicator lamp

Possible causes/consequences and ---> Solutions

Tire pressure monitoring system warning lamp flashes

The yellow tire pressure monitoring system warning lamp (pressure loss/malfunction) flashes for approximately one minute and then remains lit.

*The tire pressure monitoring system is defective.

WARNING - There is a risk of an accident if the tire pressure monitoring system is malfunctioning

If the tire pressure monitoring system is malfunctioning, it is not able to issue a warning if there is pressure loss in one or more of the tires.

Underinflated tires may, for example, impair the driving, steering and braking characteristics.

Have the tire pressure monitoring system checked at a qualified specialist workshop.

Visit a qualified specialist workshop.

Tire pressure monitoring system warning lamp lights up

The yellow tire pressure monitoring system warning lamp (pressure loss/malfunction) is lit. *The tire pressure monitoring system has detected tire pressure loss in at least one of the tires.

WARNING - Risk of an accident due to insufficient tire pressure

Tire pressures that are too low pose the following hazards:

The tires may burst, especially as the load and vehicle speed increase.
The tires may wear excessively and/or unevenly, which may greatly impair tire traction.
The driving characteristics, as well as steering and braking, may be greatly impaired.

You could then lose control of the vehicle.

Observe the recommended tire pressure.
Adjust the tire pressure if necessary.

Stop the vehicle, paying attention to road and traffic conditions.

Check the tire pressure and the tires.

Mercedes-Benz 2020 GLC 300 SUV Car

Product's Documents

At a glance

Cockpit

Indicator and warning lamps (standard)

Indicator and warning lamps (Widescreen Cockpit)

Overhead control panel

Door control panel and seat adjustment

Emergencies and breakdowns

Climate control

Overview of climate control systems

Operating the climate control system

Instrument Display and on-board computer

Instrument Display overview

Overview of the buttons on the steering wheel

Maintenance and care

ASSYST PLUS service interval display

Engine compartment

Cleaning and care

TROUBLESHOOTING

Occupant safety

SmartKey

Lights

Vehicle

Engine

Transmission

Brakes

Driving safety systems

Mercedes me connect

Battery

Tire pressure monitor

Tire pressure loss warning system

Engine oil

Occupant safety

Vehicle

Engine

Brakes

Driving systems

Driving safety systems

Tire pressure monitor

Specifications

Mercedes-Benz 2020 GLC 300 SUV Questions and Answers

#1 Is The 2020 Mercedes GLC 300 Coupe a good car?

#2 The difference between GLC 300 and GLC 300 4MATIC

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