2010 Mercedes GLK-Class Owner's Manual - Page 270

268 Vehicle status messages in the multifunction display Tires Display messages Check Tire Pressure Then Restart Run Flat Indicator Possible causes/consequences and M Solutions There has been a warning message about a loss in the tire inflation pressure and the tire pressure loss warning system was not restarted yet. X Make sure the correct tire inflation pressure is set for each tire. X Then restart the tire pressure loss warning system (Y page 222). Practical hints Run Flat Indicator Check Inoperativ The tire pressure loss warning system is malfunctioning. e X Have the tire pressure loss warning system checked at an authorized Mercedes-Benz Center. Tire Pressure Soon The tire pressure loss warning system indicates that the tire inflation pressure is too low in at least one tire. X Carefully bring the vehicle to a halt, avoiding abrupt steering and braking maneuvers. Observe the traffic situation around you. X Check the tires and, if necessary, change the wheel (Y page 312). X Check and adjust tire inflation pressure as required (Y page 221). X Restart the tire pressure loss warning system after adjusting the tire inflation pressure values (Y page 222). The tire inflation pressure is being checked by the Advanced TPMS. X Drive the vehicle for a few minutes. Tire pressures will be displayed Tire Press. Monitor Tire Pressure Monitor after driving a few minutes Inoperativ The Advanced TPMS is malfunctioning. e X Have the Advanced TPMS checked at an authorized Mercedes-Benz Center. Inoperativ There are wheels without appropriate wheel sensors mounted (e.g. winter tires). e No Wheel X Have the Advanced TPMS checked at an authorized Sensors Mercedes-Benz Center. X Have the appropriate wheel sensors installed at an authorized Mercedes-Benz Center.