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Towing a trailer
When towing, or if another accessory is connected to the trailer socket, ACC
control is set with a lower rate. The manner of driving should therefore be
adapted to this limitation.
Malfunctions
Read and observe on page 184 first.
If ACC is not available, the warning light appears in the display of the instru-
ment cluster and an appropriate message is shown.
Sensor covered / dirty
If the sensor is dirty or covered, a message indicating that there is no sensor
view appears. Clean the sensor or remove the obstacle » page 174.
ACC not available
If the ACC is unavailable, a message concerning the unavailability appears.
Stop the vehicle, switch off the engine and then start it again. If ACC continues
to be unavailable, seek the assistance of a specialist garage.
ACC fault
With an ACC fault, an error message appears. Seek help from a specialist ga-
rage.
Front Assist
Introduction
The Front Assist (hereinafter referred to as "system") warns you of the danger
of a collision with a vehicle or another obstacle in front of the vehicle, and tries
to avoid a collision or mitigate its consequences by automatically applying the
brakes where necessary.
The area in front of the vehicle is monitored by a radar sensor» page 174.
WARNING
■
The general information relating to the use of assistance systems must be
observed » page 174, in section Introduction.
■
The system does not respond to crossing or oncoming objects.
CAUTION
In case of failure of more than one brake light on the vehicle or on the electri-
cally connected trailer, the system becomes unavailable.
Settings in Infotainment
Read and observe and on page 189 first.
›
In the Infotainment, in menu
, tap in the function surface →
Driver assis-
tance
.
■
Front Assist (ambient traffic monitor. sys.) – Set the assist system for dis-
tance monitoring to the vehicles ahead
■
Active
– Activate/deactivate the assis system
■
Advance warning
- Activate/deactivate and set the distance level at which a
warning occurs
■
Display distance warning
– Activate/deactivate distance warnings
Operation
Read and observe and on page 189 first.
The system support is provided in the following manner.
▶
Alerts you about a dangerous proximity to the vehicle ahead.
▶
Warns you of an impending collision.
▶
Assists with a brake action triggered by the driver.
▶
If the driver fails to respond to a detected danger, an automatic braking ac-
tion is performed.
The system can work only if the following basic conditions are met.
The system is activated.
TCS is activated » page 176.
The vehicle is travelling forwards at a speed of more than approx. 5 km/h.
Note
The system can be impaired or may not be available, for example when driving
in “sharp ”curves or with an ESC engagement » page 175.
189
Assist systems
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