Circuit/System Verification

Ignition ON.
Verify that DTC P182E or P1915 is not set.
- If any of the DTCs are set
  Refer to DTC P182E or P1915 .
- If none of the DTCs are set
Verify the range selector lever cable is adjusted properly. Refer to Range Selector Lever Cable Adjustment .
- If the cable adjustment is not OK
  Adjust, repair or replace as necessary.
- If the cable adjustment is OK
Ignition ON.
Verify the scan tool TCM Internal Mode Switch parameter matches the gear shift lever position while slowly moving the gear shift lever from Park through all gear ranges.
- If any gear shift lever position does not match
  Refer to DTC P182E or P1915 .
- If all gear positions match
Verify the scan tool Park/Neutral Position Switch parameter displays Park/Neutral when in Park or Neutral and In Gear when in Reverse or Drive.
- If Park/Neutral or In Gear is not displayed
  Refer to Circuit/System Testing .
- If Park/Neutral and In Gear is displayed
Operate the vehicle within the Conditions for Running the DTC. You may also operate the vehicle within the conditions that you observed from the Freeze Frame/Failure Records data.
Verify the DTC does not set.
- If the DTC sets
  Refer to Circuit/System Testing .
- If the DTC does not set
All OK