Important: There are 3 different ways to reset the Tire Pressure  Monitor (TPM)
system. After resetting, the TPM system requires up to 30 minutes of straight
 line driving in each of the 3 speed ranges to complete the calibration  process,
for further information, refer to 
Tire Pressure Monitor Description and Operation 
.  If the TPM system does not reset, or DTC C1245
remains current, refer to 
Diagnostic System Check - Tire Pressure Monitoring 
.
Using the exterior lamp switch
- Adjust all tire pressures to the recommended kPa/psi. Refer to 
Tire Inflation Pressure Specifications 
 in Maintenance and Lubrication, or to 
Tire Placard 
in General Information.
 
- Turn ON the ignition, with the engine OFF.
 
- Cycle the exterior lamp switch from OFF to parking lamps 3 times
 within 5 seconds.
 
- Use the scan tool in order to clear the TPM DTC.
 
Using the RDS radio, if equipped
- Adjust all tire pressures to the recommended kPa/psi. Refer to 
Tire Inflation Pressure Specifications 
 in Maintenance and Lubrication, or to 
Tire Placard 
in General Information.
 
- Turn the ignition to ACC or ON, with the engine OFF.
 
- Turn the radio OFF.
 
- Press and hold the DISP button until SETTINGS is displayed.
 
- Press the SEEK up or down arrows until TIRE MON is displayed.
 
- Press the PREV or NEXT button to enter the submenu. RESET will  be displayed.
 
- Press the DISP button, A chime will sound and DONE will be displayed.
 
- Scroll until EXIT is displayed.
 
- Press the DISP button to exit the TPM reset mode. A chime will  sound
to verify exit.
 
- Use the scan tool in order to clear the TPM DTC.
 
Using the scan tool
- Adjust all tire pressures to the recommended kPa/psi. Refer to 
Tire Inflation Pressure Specifications 
 in Maintenance and Lubrication, or to 
Tire Placard 
in General Information.
 
- Install the scan tool.
 
- Turn ON the ignition, with the engine OFF.
 
- With the scan tool select Special Functions.
 
- Select TIM Reset.
 
- Press the Reset soft key.
 
- Use the scan tool in order to clear the TPM DTC.