Mercedes-Benz E CLASS 2020 Operator's Manual page 440

438 Technical data
Have the brake fluid regularly replaced at a
qualified specialist workshop.
Only use brake fluid approved by Mercedes-Benz
according to MB-Freigabe or MB-Approval 331.0.
You can obtain further information on brake fluid
in the following places:
In the Mercedes-Benz Specifications for
R
Operating Fluids
At https://bevo.mercedes-benz.com
-
In the Mercedes-Benz BeVo app
-
At a qualified specialist workshop
R
Coolant
Notes on coolant
Observe the notes on operating fluids
( page 434).
/
& WARNING ‑ Risk of fire and injury from
antifreeze
If antifreeze comes into contact with hot
component parts in the engine compart‐
ment, it may ignite.
Allow the engine to cool down before
#
adding antifreeze.
Make sure that no antifreeze spills out
#
next to the filler opening.
Thoroughly clean off any antifreeze
#
from component parts before starting
the vehicle.
* NOTE Damage caused by incorrect cool‐
ant
Only add 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 Specifications for
R
Operating Fluids 310.1:
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.
Always use coolant approved by
#
Mercedes-Benz.
Observe the instructions in the
#
Mercedes-Benz Specifications for Oper‐
ating Fluids 310.1.
Have the coolant regularly replaced at a qualified
specialist workshop.
The proportion of corrosion inhibitor/antifreeze
concentrate in the engine cooling system should
be:
A minimum of 50% (antifreeze protection
R
down to approximately -35 °F (-37 °C))
A maximum of 55% (antifreeze protection
R
down to -49 °F (-45 °C))