A SERVICE OF

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636
Practical hints
What to do if …?
Display Possible cause/consequence Possible solution
Shift to P or N
to Start Engine
You have attempted to start the engine
while the automatic transmission was set to
reverse gear R or drive position D.
̈ Shift the automatic transmission to park position P or neutral
position N (
page 417).
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 because
wheels without proper sensors were in-
stalled.
̈ 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.