2008 Mercedes SL-Class Owner's Manual - Page 375
2008 Mercedes SL-Class Manual
Page 375 highlights
Practical hints What to do if ... Left display Tire pressure Right display displayed after driving for a few minutes. Possible cause/consequence Vehicles with Advanced TPMS*: The tire inflation pressure is being checked. The TPMS or Advanced TPMS* is malfunctioning. There are wheels without appropriate wheel sensors mounted (e.g. winter tires). Possible solution Drive the vehicle for a few minutes. Tire Pressure Monitor Inoperative Have the TPMS or Advanced TPMS* checked by an authorized Mercedes-Benz Center. Have the TPMS or Advanced TPMS* checked by an authorized Mercedes-Benz Center. Have appropriate wheel sensors installed by an authorized Mercedes-Benz Center. Tire Pressure Monitor Inoperative No Wheel Sensors Tire Pressure Monitor Wheel Sensor Missing Vehicles with Advanced TPMS*: One or more sensors defect (e.g. empty sensor battery). The respective tire is indicated by --instead of the tire inflation pressure in the multifunction display. Have Advanced TPMS* checked by an authorized Mercedes-Benz Center. Have appropriate wheel sensors installed by an authorized Mercedes-Benz Center. 374