Mercedes-Benz S-Class Coupe Operator's Manual page 299

Warning and indicator lamps in the instrument cluster
Tires
Warning/
N Signal type
indicator
Possible causes/consequences and M Solutions
lamp
h N The yellow combination low tire pressure telltale/TPMS malfunction telltale
for the TPMS is lit.
The tire pressure monitor has detected a loss of pressure in at least one of the
tires.
G WARNING
Tire pressures that are too low pose the following hazards:
they may burst, especially as the load and vehicle speed increase.
R
they may wear excessively and/or unevenly, which may greatly impair tire
R
traction.
the driving characteristics, as well as steering and braking, may be greatly
R
impaired.
There is a risk of an accident.
Stop the vehicle without making any sudden steering or braking maneuvers.
X
Pay attention to the traffic conditions as you do so.
Secure the vehicle against rolling away (
X
Observe the additional display messages in the multifunction display.
X
Check the tires and, if necessary, follow the instructions for a flat tire
X
( page 342).
Y
Check the tire pressure (
X
If necessary, correct the tire pressure.
X
h N The yellow combination low tire pressure telltale/TPMS malfunction telltale
for the TPMS flashes for approximately one minute and then remains lit.
The tire pressure monitor is faulty.
G WARNING
The system is possibly unable to recognize or register low tire pressure.
There is a risk of an accident.
Observe the additional display messages in the multifunction display.
X
Visit a qualified specialist workshop.
X
page 170).
Y
page 369).
Y
297
Z