Mercedes-Benz GL-Class 2007 Owners Manual - Manual (Page 469)

468
Practical hints
What to do if …
Display message Possible cause/consequence Possible solution
Tire pressure monitor
inoperative The TPMS or Advanced TPMS* is
malfunctioning. ̈ Have the TPMS or Advanced TPMS* checked by an
authorized Mercedes-Benz Light Truck Center.
Tire pressure monitor
inoperative
No wheel sensors There are wheels without appropriate wheel
sensors mounted (e.g. winter tires). ̈ Have the TPMS or Advanced TPMS* checked by an
authorized Mercedes-Benz Light Truck Center.
̈ Have the wheel sensors installed by an authorized
Mercedes-Benz Light Truck Center.
Tire pressure monitor
Wheel sensor missing One or more sensors defect (e.g. battery is
empty).
One or more wheels without appropriate
wheel sensors mounted (e.g. spare tire).
̈ Have the TPMS or Advanced TPMS* checked by an
authorized Mercedes-Benz Light Truck Center.
̈ Have the wheel sensors installed by an authorized
Mercedes-Benz Light Truck Center.
Vehicles with Advanced TPMS*:
The tire pressure for the respective tire is shown in
the multifunction display.
Tire pressure monitor
currently
unavailable The TPMS or Advanced TPMS* is unable to
monitor the tire pressure due to
ț a nearby radio interference source.
ț excessive wheel sensor temperatures.
̈ As soon as the causes of the malfunction have been
removed, the TPMS or Advanced TPMS* automati-
cally becomes active again after a few minutes driv-
ing.