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Coolant
Vehicle equipment
All standard, country-specific and optional
equipment that is offered in the model series is
described in this chapter. Therefore, equip‐
ment is also described that is not available in a
vehicle, e. g., because of the selected optional
equipment or country variant. This also applies
for safety-related functions and systems.
Hints
Danger of burns from hot engine
Do not open the cooling system while
the engine is hot; otherwise, escaping coolant
may cause burns.◀
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 may be located on the opposite
side of the engine compartment.
Checking
1.
Let the engine cool.
2. The coolant level is correct if it lies be‐
tween the minimum and maximum marks.
The marks are on the side of the coolant
reservoir.
Symbol Meaning
Maximum
Minimum
Adding
1. Let the engine cool.
2. Turn the cap of the coolant reservoir
slightly counterclockwise to allow any ex‐
cess pressure to dissipate, and then open
it.
3. If the coolant is low, slowly add coolant up
to the specified level; do not overfill.
4. Turn the cap until there is an audible click.
The arrows on the coolant reservoir and
the cap must point towards one another.
5. Have the cause of the coolant loss elimi‐
nated as soon as possible.
Disposal
Comply with the relevant environmen‐
tal protection regulations when dispos‐
ing of coolant and coolant additives.
Seite 201
Coolant Mobility
201
Online Edition for Part no. 01 40 2 925 743 - II/14
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