Mercedes-Benz 2007 S 550 Operator's Manual page 570

Display Possible cause/consequence
Tire pressure monitor The Advanced TPMS* is unable to monitor
currently unavailable the tire inflation pressure due to:
a nearby radio interference source
the on-board voltage is too low
excessive wheel sensor temperatures
Tire pressures Vehicles with Advanced TPMS*:
displayed after driving
The tire inflation pressure is being checked.
a few minutes
Visit workshop The automatic transmission cannot be shift-
without shifting gears ed out of the set position because of a mal-
function.
Possible solution
As soon as the causes for the malfunction are no longer present,
the Advanced TPMS* automatically becomes active again after
a few minutes driving.
Drive the vehicle for a few minutes.
If the automatic transmission is shift to position D:
Without changing the automatic transmission from
position D, drive to an authorized Mercedes-Benz Center.
If the automatic transmission is shift to position N, R or P:
Do not drive.
Consult an authorized Mercedes-Benz Center.
Practical hints
What to do if ...?
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