Mercedes-Benz EQS 2021 Owner's Manual page 431

428 Technical data
* NOTE Damage caused by incorrect cool‐
ant
Only use coolant that has been pre‐
#
mixed with the required antifreeze pro‐
tection.
Information on coolant is available at the fol‐
lowing locations:
In the Mercedes-Benz Specification for
R
Operating Fluids 320.1
At https://bevo.mercedes-benz.com
-
In the Mercedes-Benz BeVo App
-
At a qualified specialist workshop
R
* NOTE Overheating at high outside tem‐
peratures
If an inappropriate coolant is used, the
engine cooling system is not sufficiently pro‐
tected against overheating and corrosion at
high outside temperatures.
Only use coolant approved by
#
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
engine cooling system:
A minimum of 50% (antifreeze protection
R
down to about -37°C)
A maximum of 55% (antifreeze protection
R
down to -45°C)
Notes on windscreen washer fluid
Observe the notes on operating fluids
( page 426).
/
& WARNING Risk of fire and injury from
windscreen washer concentrate
Windscreen washer concentrate is highly
flammable. If it comes into contact with hot
components, it may ignite.
Make sure that windscreen washer con‐
#
centrate is not spilled near to the filler
opening.
* NOTE Damage to the exterior lighting
due to unsuitable windscreen washer
fluid
Unsuitable windscreen washer fluids may
damage the plastic surface of the exterior
lighting.
Only use windscreen washer fluids
#
which are also suitable for use on plas‐
tic surfaces, e.g. MB SummerFit or MB
WinterFit.
* NOTE Blocked spray nozzles caused by
mixing windscreen washer fluids
Do not mix MB SummerFit and MB Win‐
#
terFit with other windscreen washer flu‐
ids.