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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
Vehicles with Advanced TPMS*:
One or more sensors are defect (e.g.
battery is empty).
The respective tire is indicated by
- - -
instead of the tire inflation pressure in the
multifunction display.
̈ Have the Advanced TPMS* checked by an autho-
rized Mercedes-Benz Light Truck Center.
̈ Have the wheel sensors installed by an authorized
Mercedes-Benz Light Truck Center.
Vehicles with Advanced TPMS*:
One or more wheels without appropriate
wheel sensors mounted (e.g. spare tire).
The respective tire is indicated by
- - -
instead of the tire inflation pressure in the
multifunction display.
̈ Have the Advanced TPMS* checked by an autho-
rized Mercedes-Benz Light Truck Center.
̈ Have the wheel sensors installed by an authorized
Mercedes-Benz Light Truck Center.
Tire Pressure Monitor
Currently Unavailable
The TPMS or Advanced TPMS* is unable to
monitor the tire pressure due to a nearby
radio interference source.
̈ 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
driving.