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Home >> Chrysler >> 2005 >> Pacifica Limited >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Body Diagnostic Procedures - Diagnostic Information And Procedures - Power Windows, Telecommunication, Vehicle Theft/Security, Windshield Wiper & Washer, Verification Tests >> Windshield Wiper & Washer >> Symptom: REAR WIPER OUTPUT OPEN/SHORT TO GROUND - BCM >> Diagnostic Procedure

Diagnostic Procedure

REAR WIPER OUTPUT OPEN/SHORT TO GROUND - BCM SYMPTOM CHART

TEST ACTION APPLICABILITY
1 Ignition on, engine not running.
Turn on the Rear Wiper.
Does the Rear Wiper Function?
Yes --> Go To 2
No --> Go To 3		 All
2 Turn the ignition on.
With the DRBIII®, erase all BCM 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.		 All
3 Turn the ignition off to the lock position.
Disconnect the Rear Wiper Motor harness connector.
NOTE: Check connectors - Clean/repair as necessary.

Turn the ignition and Rear Wiper Switch on.
Using a 12-volt test light connected to ground, check the Rear Wiper Motor Control circuit in the Rear Wiper Motor harness connector.
Does the test light illuminate brightly?
Yes --> Go To 4
No --> Go To 5		 All
4 Turn the ignition off to the lock position.
Disconnect the Rear Wiper Motor harness connector.
NOTE: Check connectors - Clean/repair as necessary.

Ignition on, engine not running.
Using a 12-volt test light connected to 12 Volts, check the Rear Wiper Motor ground circuit in the Rear Wiper Motor harness connector.
NOTE: The test light must illuminate brightly. Compare the brightness to that of a direct connection to the battery.

Does the test light illuminate brightly?
Yes --> Replace the Rear Wiper Motor in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1  .
No --> Repair the Rear Wiper Motor ground circuit for an open.
Perform BODY VERIFICATION TEST - VER 1  .		 All
5 Turn the ignition off to the lock position.
Disconnect the Body Control Module C2 harness connector.
Disconnect the Rear Wiper Motor harness connector.
NOTE: Check connectors - Clean/repair as necessary.

Measure the resistance of the Rear Wiper Motor Control Circuit from the Body Control Module harness connector to the Rear Wiper Motor harness connector.
Is the resistance above 5.0 ohms?
Yes --> Repair the Rear Wiper Motor Control Circuit for an open.
Perform BODY VERIFICATION TEST - VER 1  .
No --> Go To 6		 All
6 Turn the ignition off to the lock position.
Disconnect the Body Control Module C2 harness connector.
Disconnect the Rear Wiper Motor harness connector.
NOTE: Check connectors - Clean/repair as necessary.

Turn the ignition on.
Using a 12-volt test light connected to ground, check the Rear Wiper Motor Control circuit.
Does the test light illuminate brightly?
Yes --> Repair the Rear Wiper Motor Control Circuit for a short to voltage.
Perform BODY VERIFICATION TEST - VER 1  .
No --> Replace the Body Control Module in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1  .		 All
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