Circuit/System Verification
WARNING: This page is about a different car, the 2012 GMC Yukon, 2012 Chevrolet Tahoe, and 2012 Cadillac Escalade. However, it is still accessible from the selected car via links, so may be relevant.
- Verify that DTC P0723 is not set.
- If the DTC is set, refer to DTC P0721-P0723 .
- Verify there is no other hybrid Transmission DTCs set.
- If other Hybrid Transmission DTCs are set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
- Ignition OFF for at least one minute. Operate the vehicle within the Conditions for Running the DTC to verify the DTC does not reset. Verify that DTCs P1B0D or P1B0E is not set.
- If DTCs P1B0D or P1B0E is set, program the drive motor generator power inverter module with the latest software version. If the DTC resets replace the T6 drive motor generator power inverter module.