Circuit/System Testing
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 in Service Mode.
- Verify the hybrid/EV powertrain control module 2 scan tool Maximum Hybrid/EV Battery Module Voltage parameter is 4.5 V or less.
- If greater than 4.5 V
Perform the applicable DTC diagnosis for the battery module indicating high voltage. Refer to DTC P0B3B-P0BBB, P1B16-P1B2D, P1B45-P1BD4, or P1E4C-P1E7B .
- Go to next step: If 4.5 V or less
- If greater than 4.5 V
- Replace the appropriate K112 Hybrid/EV Battery Interface Control Module as indicated by the DTC.