Circuit/System Verification
WARNING: This page is about a different car, the 2008 GMC Yukon and 2008 Chevrolet Tahoe. However, it is still accessible from the selected car via links, so may be relevant.
- Inspect for DTC P1AE7.
- If the DTC has set, a loss of isolation condition within the hybrid battery has caused this DTC to set. Refer to DTC P1AE6 or P1AE7 .
- Clear the DTC information.
- Turn the ignition OFF for 1 minute.
- Turn the ignition ON.
- Retest for DTCs P1AF4, P1AF5, P1AF6 and P1AF7.
IMPORTANT:
DTC P1AE7 must test and pass before performing this diagnostic procedure.