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Coolant
Vehicle features and options
This chapter describes all standard, country-
specific and optional features offered with the
series. It also describes features that are not
necessarily available in your vehicle, e. g., due
to the selected options or country versions.
This also applies to safety-related functions
and systems. When using these functions and
systems, the applicable laws and regulations
must be observed.
General information
Coolant consists of water and additives.
Not all commercially available additives are
suitable for the vehicle. Information about suit‐
able additives is available from a dealer’s serv‐
ice center or another qualified service center or
repair shop.
Safety information
WARNING
With the engine hot and the cooling sys‐
tem open, coolant can escape and lead to
scalding. There is a risk of injury. Only open
the cooling system with the engine cooled
down.◀
WARNING
Additives are harmful and incorrect addi‐
tives can damage the engine. There is a risk of
injury and risk of damage to property. Do not
allow additives to come into contact with skin,
eyes or articles of clothing. Use suitable addi‐
tives only.◀
Coolant level
General information
Vehicles with gasoline engine feature two
cooling circuits. Always check the coolant lev‐
els of both coolant reservoirs and refill as
needed.
The coolant level is indicted using minimum
and maximum markings. Depending on the
coolant reservoir, the minimum and maximum
markings are located at different locations.
Depending on the engine installation, the cool‐
ant reservoir is located on the right side or the
left side of the engine compartment, refer to
page 296.
Checking the coolant level on the side
markings
1.
Let the engine cool.
2. The coolant level is correct if it lies be‐
tween the minimum and maximum marks
on the coolant reservoir.
Symbol Meaning
Maximum.
Minimum.
Checking the coolant level in the filler
neck
1.
Let the engine cool.
2. Turn the lid of the coolant reservoir slightly
counterclockwise to allow any excess
pressure to dissipate, then open it.
Seite 303
Coolant Mobility
303
Online Edition for Part no. 01402984955 - X/17
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