Mercedes-Benz GLE Coupe 2023 Operator's Manual page 397

* NOTE Overheating at high outside temper-
atures
If an inappropriate coolant is used, the cooling
system is not sufficiently protected against
overheating and corrosion at high outside
temperatures.
Only use coolant approved for
#
Mercedes-Benz.
Observe the instructions in the
#
Mercedes-Benz Specifications for Oper-
ating Fluids 320.1.
Have the coolant regularly replaced at a qualified
specialist workshop.
Proportion of antifreeze concentrate in the cool-
ing system:
A minimum of 50% (antifreeze protection down
R
to about -35°F (-37°C))
A maximum of 55% (antifreeze protection
R
down to -49°F (-45°C))
▌Coolant filling capacity
Missing values were not available at the time of
going to press.
Coolant (engine)
Model Capacity
GLE 450 4MATIC
Notes on windshield washer fluid
Observe the notes on operating fluids
( page 390).
/
& 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.
Technical data 395
* 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.
Only use windshield washer fluid which is
#
also suitable for use on plastic surfaces,
e.g. MB SummerFit or MB WinterFit.
* NOTE Blocked spray nozzles caused by
mixing windshield washer fluids
Do not mix MB SummerFit and MB Win-
#
terFit with other windshield washer flu-
ids.
Do not use distilled or de-ionised water. Other-
wise, the fill level sensor may be triggered errone-
ously.
Recommended windshield washer fluid:
Above freezing point: e.g. MB SummerFit
R
Below freezing point: e.g. MB WinterFit
R
For the correct mixing ratio, refer to the informa-
tion on the antifreeze container.