Practical hints
What to do if ...?
Display
Possible cause/consequence
Shift to P or N
You have attempted to start the engine
to Start Engine
while the automatic transmission was set to
reverse gear R or drive position D.
Tire Pressure Monitor
The Advanced TPMS or a wheel sensor is
Inoperative
malfunctioning.
Tire Pressure Monitor
The Advanced TPMS is deactivated because
Inoperative
wheels without proper sensors were in-
No Wheel Sensors
stalled.
636
Possible solution
Shift the automatic transmission to park position P or neutral
position N ( page 417).
Have the Advanced TPMS checked by an authorized
Mercedes-Benz Center.
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 several
minutes.