Invalid Data Received From Hybrid/EV Battery Interface Control Module H

Where it lives

For U04A8, the description names the module as the part involved.

Check these first

• A fault inside the hybrid/EV battery interface control module H itself
• A loose, corroded, or water damaged connector at the hybrid/EV battery interface control module H
• An open or short in the hybrid/EV battery interface control module H wiring to the module that receives its data

What to do next

1. Scan all modules and record the stored and pending network codes
2. Inspect the hybrid/EV battery interface control module H connector pins for corrosion, water, and looseness
3. Repair or replace the hybrid/EV battery interface control module H if the circuit, power, and bus tests pass
4. Clear the code and retest to confirm the hybrid/EV battery interface control module H fault is gone

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