Diagnostic Procedure
REAR WASHER OUTPUT SHORT TO GROUND-IPM SYMPTOM CHART
| TEST | ACTION | APPLICABILITY |
|---|---|---|
| 1 | Ignition on, engine not running. Turn on the Rear Washer. Does the Rear Washer Function properly? Yes --> Go To 2 No --> Go To 3 |
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| 2 | Turn the ignition on. With the DRBIII®, erase all IPM DTCs. Turn the ignition off. The conditions necessary to set this DTC are not present at this time. Using the schematics as a guide, inspect the wiring and connectors specific to this circuit. Wiggle the wiring while checking for shorts and open circuits. Were there any problems found? Yes --> Repair as necessary. Perform BODY VERIFICATION TEST - VER 1 . No --> Test Complete. |
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| 3 | Turn the ignition off to the lock position. Disconnect the IPM C5 harness connector. Disconnect the Rear Washer Motor harness connector.
NOTE:
Check connectors - Clean/repair as necessary. Measure the resistance between ground and the Rear Washer Motor Control circuit. Is the resistance less than 5.0 ohms? Yes --> Repair the Rear Washer Motor Control Circuit for a short to ground. Perform BODY VERIFICATION TEST - VER 1 . No --> Go To 4 |
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| 4 | Turn the ignition off to the lock position. Disconnect the IPM C5 harness connector. Connect a 20A Fused jumper wire between B+ and the Rear Washer Motor Signal circuit in the IPM connector harness.
NOTE:
An internal short in the Washer Motor may cause the fuse to open. Does the Washer Motor function? Yes --> Test Complete. No --> Replace the Rear Washer Pump Motor in accordance with the Service Information. Perform BODY VERIFICATION TEST - VER 1 . |
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