Operation CHARM: Car repair manuals for everyone.

1401-07






1401-07 BODY CONTROL MODULE INTERNAL FAILURE







- When Monitored: Continuous.
- Set Condition: If the Body Control Module (BCM) detects an internal malfunction, the DTC is set.





Diagnostic Test

1. FUSED B(+) CIRCUIT





Turn the ignition off.

Disconnect the BCM C4 harness connector.

NOTE: Check connectors - Clean/repair as necessary.


Measure the voltage of the Fused B(+) circuit at the BCM C4 harness connector.

Is the voltage above 10.0 volts?

Yes

- Replace the Body Control Module.
- Perform BODY VERIFICATION TEST. Body Verification Test.

No

- Repair the Fused B(+) circuit for an open.
- Perform BODY VERIFICATION TEST. Body Verification Test.