Mercedes-Benz 2008 M-Class Operator's Manual page 426

Display message
Check tires,
then restart
Run Flat Indicator.
Run Flat Indicator
Inoperative
Tire Pressure
Check Tires
Tire pressure
displayed after
driving for
a few minutes.
Possible cause/consequence
There was a warning message about a
loss in the tire inflation pressure and
the Run Flat Indicator has not been
restarted yet.
The Run Flat Indicator is malfunction-
ing.
The Run Flat Indicator indicates that
the pressure is too low in one or more
tires.
Vehicles with Advanced TPMS*:
The tire inflation pressure is being
checked.
Possible solution
Make sure that the correct tire inflation pressure is set
for each tire.
Then restart the Run Flat Indicator ( page 361).
Have the Run Flat Indicator checked by an authorized
Mercedes-Benz Light Truck Center.
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
( page 359).
If necessary, replace the wheel ( page 478).
Reactivate the Run Flat Indicator after adjusting the tire
inflation pressure values ( page 361).
Drive the vehicle for a few minutes.
Practical hints
What to do if ...
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