Circuit/System Verification

Verify that no other DTCs are set.
- If any other DTCs are set
  Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Go to next step: If no other DTCs are set
Verify the K36 Inflatable Restraint Sensing And Diagnostic Module is programmed with the correct software calibration.
- If the correct software is not installed
  Program the K36 Inflatable Restraint Sensing And Diagnostic Module. Refer to Control Module References
- Go to next step: If the correct software is installed
Perform the High Voltage System Inspection
Perform the DC Charging Disabled Reset .
If DTC P1FF4 is set, clear the DTC. Review and operate the vehicle according to the DTC Conditions for Running. Verify that DTC P1FF4 does not reset and no other DTCs are set.
- If any other DTCs are set
  Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- If DTC P1FF4 is set
  Replace the K114B Hybrid/EV Powertrain Control Module 2.
- Go to next step: If no DTCs are set
All OK.