Circuit/System Verification

Run the vehicle in propulsion system active mode for 1 minute, then vehicle OFF for 30 seconds.
Verify DTC P16FF is not set.
- If the DTC is set
1. Verify the K20 ECM has the latest calibration in Calibration Information.
  - If the K20 ECM does not have the latest calibration, program the K20 ECM.
  - If the K20 ECM has the latest calibration, replace the K20 ECM.
2. Verify the DTC does not set.
  - If the DTC is set, replace the K20 ECM.
  - If the DTC does not set
3. All OK.
- If the DTC is not set
All OK.