Mercedes-Benz A-Class 2021 Operator's Manual page 258

256 Maintenance and care
Continue turning cap 1 counter-clockwise
#
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
#
approved for Mercedes-Benz.
% Further information on coolant
( page 327)
/
Refilling the windshield washer system
& WARNING Risk of burns from hot com‐
ponent 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
#
touch component parts described in
the following.
& WARNING ‑ Risk of fire and injury from
windshield washer concentrate
Windshield washer concentrate is highly
flammable. 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.
Remove cap 1 by the tab.
#
Add washer fluid.
#
Keeping the air-water duct free
Keep the area between the hood and the
#
windshield free of deposits, e.g. ice, snow
and leaves.