Circuit/System Verification

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.

Ignition ON/Vehicle in Service Mode.
Verify the scan tool Hybrid/EV Battery 1 - 80 voltages are between 1.60 - 4.50 V and all readings are within 0.03 V of each other.
- If not within the specified range
  Refer to DTC P0B3B-P0BBB, P1B16-P1B2D, P1B45-P1BD4, or P1E4C-P1E7B .
- Go to next step: If within the specified range
Verify that DTC U01A0 - U01A7 is not set.
- If any of the DTCs are set
  Refer to Diagnostic Trouble Code (DTC) List - Vehicle to diagnose the non communicating K112 Hybrid/EV Battery Interface Control Module closest to K114B Hybrid/EV Powertrain Control Module 2.
- Go to next step: If none of the DTCs are set
Refer to Circuit/System Testing.