Mercedes-Benz E-Class Coupe 2022 Operator's Manual page 279

Continue turning cap 1 counter-clockwise
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and remove it.
The coolant level is correct in the following cases:
If the engine is cold, the coolant is up to
R
marker bar 2.
If the engine is warm, the coolant is up to
R
0.6 in (1.5 cm) over the marker bar 2.
If necessary, add coolant that has been
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approved for Mercedes-Benz.
% Further information on coolant (
R R e lling e lling t t he windshield w he windshield washer syst asher system em
& W W ARNING
ARNING Risk of burns from hot compo-
nent parts in the engine compartment
Certain component parts in the engine com-
partment can be very hot, e.g. the engine, the
cooler and parts of the exhaust system.
Allow the engine to cool down and only
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touch component parts described in the
following.
& W W ARNING
ARNING ‑ Risk of re and injury from
windshield washer concentrate
Windshield washer concentrate is highly am-
mable. It could ignite if it comes into contact
with hot engine component parts or the
exhaust system.
Make sure that no windshield washer
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concentrate spills out next to the ller
opening.
page 344)
/
Maintenance and care 277
Remove cap 1 by the tab.
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Add washer uid.
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%
Further information about the windshield
washer uid ( page 345)
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277