Information on brake fluid is available at the follow-
ing locations:
R
In the MB Specifications for operating fluids
331.0 at https://operatingfluids.mercedes-
R
At a qualified specialist workshop
Observe the notes on operating fluids
(
/
page 285).
&
WARNING Risk of Fire and injury due to
antifreeze
If antifreeze comes into contact with hot com-
ponents in the engine compartment, it may
ignite.
#
Allow the vehicle to cool down before
refilling with antifreeze.
#
Make sure that antifreeze does not spill
out over the filler neck.
#
Before starting the vehicle, thoroughly
clean the components contaminated with
antifreeze.
*
NOTE Damage caused by incorrect cool-
ant
#
Only add coolant that has been premixed
with the required antifreeze protection.
Information on coolant is available at the following
locations:
R
In the MB Specifications for operating fluids
320.1 at https://operatingfluids.mercedes-
R
At a qualified specialist workshop
*
NOTE Overheating at high outside temper-
atures
If an inappropriate coolant is used, the engine
cooling system is not sufficiently protected
against overheating and corrosion at high out-
side temperatures.
#
Always use coolant approved for
Mercedes-Benz.
#
Observe the instructions in the MB Spec-
ifications for operating fluids320.1.
*
NOTE Paintwork damage due to coolant
#
Do not spill coolant on painted surfaces.
Have the coolant regularly replaced at a qualified
specialist workshop.
Note the proportion of anti-corrosion agent/anti-
freeze in the engine cooling system within the fol-
lowing temperature ranges:
R
A minimum of 50% (antifreeze protection down
to approx. -35°F (-37°C))
R
A maximum of 55% (antifreeze protection down
to -49°F (-45°C))
Missing values were not available at the time of
going to press.
Coolant
Engine
Capacity
M274
Approx. 3.0 gal
(11.5 liters)
OM642
Approx. 2.6 gal
(10.0 liters)
OM651
Approx. 2.5 gal
(9.5 liters)
OM654
Notes on windshield cleaning agent
Observe the notes on operating fluids
(
/
page 285).
&
WARNING ‑ Risk of fire and injury from
windshield washer concentrate
Windshield washer concentrate is highly flam-
mable. 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.
*
NOTE Damage to the exterior lighting due
to unsuitable windshield washer fluid
Unsuitable windshield washer fluid may dam-
age the plastic surface of the exterior lighting.
Technical data 293
