Circuit/System Testing: P0ABD
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.
Ignition ON, observe the hybrid battery pack calculated voltage parameter using a scan tool. You should observe less than 430 volts.
- If greater than the specified value, replace the drive motor generator battery.
- If less than the specified value, replace the drive motor generator battery control module.