Wiper/Washer

Voltage Supply Circuit Open








When Monitored and Set Condition

WHEN MONITORED
With the wipers/washers on.

SET CONDITION
If the Body Control Module (BCM) detects a voltage supply circuit malfunction, the DTC is set.

POSSIBLE CAUSES
- Fused ignition switch output circuit open
- Body control module

Diagnostic Test




1. MEASURE THE VOLTAGE OF THE FUSED IGNITION SWITCH OUTPUT CIRCUIT

NOTE: Inspect Fuse 4 located in the Underhood Accessory Fuse Block. If the fuse is open, repair the cause of the open fuse before continuing.

Turn the ignition on.
Disconnect the BCM harness connector.

NOTE: Check connectors - Clean/repair as necessary.

Measure the voltage of the Fused Ignition Switch Output circuit at the BCM C4 harness connector.

Q: Is the voltage between 12 and 16 volts?

YES: Replace the Body Control Module. Perform BODY VERIFICATION TEST. Verification Tests
NO: Repair the Fused Ignition Switch Output circuit for an open. Perform BODY VERIFICATION TEST. Verification Tests