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What to do if …?
Display Possible cause/consequence Possible solution
Tire pressure
Check tires
The pressure has fallen significantly in one
or more tires.
̈ Carefully bring the vehicle to a halt, avoiding abrupt steering
and braking maneuvers. Observe the traffic situation around
you.
̈ Check and adjust tire inflation pressure as required
(
୴ page 511).
̈ If necessary, change the wheel (୴ page 629).
̈ Restart the Run Flat Indicator* after adjusting the tire infla-
tion pressure values (
୴ page 516).
Tire pressure monitor
inoperative
The Advanced TPMS* or a wheel sensor is
malfunctioning.
̈ Have the Advanced TPMS* checked by an authorized
Mercedes-Benz Center.
Tire pressure monitor
inoperative
No wheel sensors
The Advanced TPMS* is deactivated be-
cause wheels without proper sensors were
installed.
̈ Have the wheel sensors installed by an authorized
Mercedes-Benz Center.
As soon as all wheels with sensors have been mounted, the
Advanced TPMS* is switched back on after driving for sever-
al minutes.
Warning! G
Do not drive with a flat tire. A flat tire affects
the ability to steer or brake the vehicle. You
may lose control of the vehicle. Continued
driving with a flat tire will cause excessive
heat build-up and possibly a fire.