Circuit/System Verification

WARNING: This page is about a different car, the 2011 Chevrolet Volt. However, it is still accessible from the selected car via links, so may be relevant.

Verify that DTC U2401 is not set.
- If the DTC is set, refer to DTC U2401 .
Verify that DTC U2603 or U2604 is not set.
- If any of the DTCs are set, refer to Diagnostic Trouble Code (DTC) List - Vehicle .
Ignition ON, observe the scan tool Hybrid/EV Battery 1-96 parameters. Verify that each reading is between 3.0-4.1 V, and all readings are within 0.1 V of each other.
- If any of the scan tool Hybrid/EV Battery 1-96 parameters are not within the specified range, refer to DTC P0B3B-P0BBB, P1B16-P1B2D, P1B45-P1BFE, P1E01-P1E06, or P1E4C-P1E8A .