Visit workshop without changing gears MERCEDES-BENZ S550 2007 W221 Owner's Manual

569 Practical hints
What to do if …?
Display
Possible cause/consequence
Possible solution
Tire pressure monitor
currently unavailable
The Advanced TPMS* is unable to monitor
the tire inflation pressure due to:

a nearby radio interference source


the on-board voltage is too low


excessive wheel sensor temperatures
As soon as the causes for the malfunction are no longer present,
the Advanced TPMS* automatically becomes active again after
a few minutes driving.
Tire pressures
displayed after driving
a few minutes
Vehicles with Advanced TPMS*:
The tire inflation pressure is being checked.

Drive the vehicle for a few minutes.
Visit workshop
without shifting gears
The automatic transmission cannot be shift-
ed out of the set position because of a mal-
function.
If the automatic transmission is shift to positionD:
Without changing the automatic transmission from
positionD, drive to an authorized Mercedes-Benz Center.
If the automatic transmission is shift to positionN, R or P:

Do not drive.

Consult an authorized Mercedes-Benz Center.