Coolant
Mobility
Coolant
Checking
1. Let the engine cool.
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 car, e. g., due to
the selected options or country versions. This
also applies to safety-related functions and
systems. The respectively applicable country
provisions must be observed when using the
respective features and systems.
2. Turn the lid of the coolant reservoir slightly
counterclockwise to allow any excess
pressure to dissipate, then open it.
Hints
Danger of burns from hot engine
3. Open the coolant reservoir lid.
Do not open the cooling system while
the engine is hot; otherwise, esliding coolant
may cause burns.◀
4. The coolant level is correct if it lies be‐
tween the minimum and maximum marks
in the filler neck.
Suitable additives
Only use suitable additives; otherwise,
engine damage may occur. The additives are
harmful to your health.◀
Coolant consists of water and additives.
Not all commercially available additives are
suitable for the vehicle. Information about the
suitable additives are available from the service
center.
Coolant level
General information
Depending on the engine installation, the cool‐
ant reservoir is located on the right side or the
left side of the engine compartment.
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