Mercedes-Benz S-Class Saloon W223 2021 Owner's Manual page 365

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Depending on driving style, the vehicle con-
sumes up to 0.8 litre of oil per 1000 km. The
oil consumption may be higher than this when
the vehicle is new or if you frequently drive at
high engine speeds.
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Depending on the engine, the cap may be
installed in the engine compartment in differ-
ent locations.
Turn cap 1 anti-clockwise and remove it.
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Top up the engine oil.
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Replace cap 1 and turn it clockwise until it
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engages.
Check the oil level again (
/
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Checking the coolant level
& WARNING 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.
& WARNING Risk of scalding from hot cool-
ant
If you open the cap, you could be scalded.
P223 0288 02
Let the motor cool down before opening
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the cap.
When opening the cap, wear protective
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gloves and safety glasses.
Open the cap slowly to release pressure.
page 361). #
Only have the coolant checked or refilled at a
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qualified specialist workshop.
Topping up the windscreen washer system
& WARNING 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
#
touch component parts described in the
following.
Maintenance and care 363