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Home >> Jeep >> 2002 >> Grand Cherokee Overland >> Repair and Diagnosis >> Body & Frame >> Body, Cab Control Systems >> Body Control Modules >> Self-Diagnostic System >> Remote Tire Pressure Monitor System >> Spare Wheel Auto-Locate

Spare Wheel Auto-Locate

If the spare tire is mounted on the vehicle, the EVIC will detect the relocation and determine from the sensor transmit intervals, which wheels are mounted and which one is now the spare. The spare tire sensor/transmitter transmits once per hour. The sensor/transmitters in the mounted wheels transmit once per minute when the vehicle is moving at 25 MPH (40 KMH).