Mercedes-Benz C-Class Coupe 2023 Operator's Manual page 363

Some tire pressure tables only show the rim diam-
eter instead of the complete tire size, e.g. R18
The rim diameter is part of the tire size and can
be found on the tire side wall ( page 372).
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Tire and loading information placard
R
( page 365)
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Maximum tire pressure ( page 371)
R /
Chec Checking t king the tir he tire pr e pressur essure manually
Read the tire pressure recommended for the
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current operating conditions from the tire and
loading information placard or the tire pres-
sure table. Observe the notes on tire pressure.
Remove the valve cap of the tire to be
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checked.
Press the tire pressure gauge securely onto
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the valve.
Read the tire pressure.
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If the tire pressure is lower than the recom-
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mended value, increase the tire pressure to
the recommended value.
If the tire pressure is higher than the recom-
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mended value, release air. To do so, press
down the metal pin in the valve, e.g. using the
R18.
tip of a pen. Then check the tire pressure
again using the tire pressure gauge.
Screw the valve cap onto the valve.
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Further related subjects:
Notes on tire pressure (
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Tire pressure table (
R /
e manually Tire and loading information placard
R
(
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T T ir ire pr e pressur essure monit
F F unction of t unction of the tir
& D D AN
tire pressure
Each tire, including the spare (if provided),
should be checked monthly when cold and
in ated to the in ation pressure recommen-
ded by the vehicle manufacturer on the vehi-
cle placard or tire in ation pressure label. (If
your vehicle has tires of a di erent size than
the size indicated on the vehicle placard or
tire in ation pressure label, you should deter-
mine the proper tire in ation pressure for
those tires.)
As an added safety feature, your vehicle has
been equipped with a tire pressure monitoring
system (TPMS) that illuminates a low tire pres-
sure telltale when one or more of your tires is
page 358)
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signi cantly under-in ated. Accordingly, when
page 360)
Wheels and tires 361
page 365)
e monitor oring syst ing system em
he tire pr e pressur essure monit e monitor oring syst ing system
ANGER GER Risk of accident due to incorrect
361
em