2011 Jeep Grand Cherokee Owner Manual - Page 423

STARTING AND OPERATING 421 The system will automatically update, the graphic display of the pressure value(s) will stop "flashing," and the Tire Pressure Monitoring Telltale Light will extinguish once the updated tire pressure(s) have been received. The vehicle may need to be driven for up to 20 minutes above 15 mph (24 km/h) to receive this information. SERVICE TPM SYSTEM Warning The Tire Pressure Monitoring Telltale Light will flash on and off for 75 seconds, and remain on solid when a system fault is detected. The system fault will also sound a chime. The EVIC will display a "SERVICE TPM SYSTEM" message for a minimum of five seconds. This Should a low tire condition occur on any of the four message is then followed by a graphic display, with "- -" active road tire(s), you should stop as soon as possible, in place of the pressure value(s), indicating which Tire and inflate the low tire(s) that is "flashing" on the graphic Pressure Monitoring Sensor(s) is not being received. display to the vehicle's recommended cold tire pressure. 5