Important: There are 2 ways to reset the Tire Pressure Monitor (TPM) system.
The TPM system requires up to 30 minutes of straight line driving
in all 3 of the speed ranges to complete the calibration process,
for further information, refer to
Tire Inflation Monitoring System Circuit Description
. If the TPM
system does not reset using the Driver Information Center (DIC) procedure,
refer to
Driver Information Center (DIC) Switch Inoperative - Reset
in Instument Panel, Gages, and Console.
If DTC C1245 remains current, refer to
Diagnostic System Check - Tire Inflation Monitoring
.
Using the DIC
- Set all tire pressures to manufacturer's specifications.
- Turn ON the ignition, with the engine off.
- Press the GAGE INFO button until TIRE PRESSURE is displayed.
- Press and hold the RESET button until TIRE PRESSURE RESET is displayed.
- Release the RESET button, TIRE PRESSURE NORMAL is displayed.
- Use the scan tool in order to clear the TPM DTC.
Using the Scan Tool
- Set all tire pressures to manufacturer's specifications.
- Install a scan tool.
- Turn ON the ignition, with the engine off.
- With the scan tool, select Special Functions.
- Select Tire Pressure Reset.
- Press the Reset soft key and TIRE PRESSURE NORMAL is displayed
on the DIC.
- Use the scan tool in order to clear the TPM DTC.