Circuit/System Verification

Verify the range selector lever cable is adjusted properly. Refer to Range Selector Lever Cable Adjustment .
- If cable adjustment is not OK
  Repair as necessary.
- If cable adjustment is OK
Ignition ON.
Verify the scan tool TCM Internal Mode Switch A/B/C/P parameter matches the Transmission Internal Mode Switch Logic table for each transmission shift lever position.
- If the parameter does not match
  Refer to Circuit/System Testing .
- If the parameter matches
Verify the scan tool engine control module Park/Neutral Position Switch parameter displays Park/Neutral with the gear shift lever in Park or Neutral and In Gear 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.