Circuit/System Verification

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

Vehicle ON.
Verify DTC P0ABB, P0ABC, or P0ABD is not set.
- If any of the DTCs are set
  Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Go to next step: If none of the DTCs are set
Verify DTC P1AF0, P1AF2, P1AF4, P1AF6, P1B0B, P1B43, P1E1C, or P1E1E is not set.
- If any of the DTCs are set
  NOTE:
  The loss of isolation may be intermittent and internal to the transmission.
  
  Inspect the vehicle for a loss of isolation condition. Refer to Loss of Isolation on the High Voltage Main Bus .
- Go to next step: If none of the DTCs are set
Verify no other DTCs are set.
- If any DTCs are set
  Refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Go to next step: If no other DTCs are set
Verify DTC P1AEE or P1AEF is not set.
- If any of the DTCs are set
  Replace the T6 Power Inverter Module.
- Go to next step: If none of the DTCs are set
All OK.