Circuit/System Verification

Verify that DTC U2603 is not set.

• If the DTC is set, refer to Diagnostic Trouble Code (DTC) List - Vehicle to diagnose that DTC prior to this diagnostic.

1. Verify that DTC U2401 is not set.
   • If the DTC is set, refer to DTC U2401 .
2. Verify that DTC U2603 is not set.
   • If the DTC is set, refer to DTC U2603 .
3. 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 .