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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: FRONT WIPER SWITCH INPUT SHORT-BCM >> Diagnostic Procedure

Diagnostic Procedure

FRONT WIPER SWITCH INPUT SHORT-BCM SYMPTOM CHART

TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIII®, select Body, Body Controller and read the Front Wiper Switch volts?
Is the voltage above 0.3 volt?
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.
NOTE: Visually inspect the related wiring harness and circuits. Look for any chafed, pierced, pinched, or partially broken wires.
NOTE: Visually inspect the related wiring harness connectors. Look for broken, bent, pushed out, or corroded terminals.
NOTE: Refer to any Technical Service Bulletins (TSB) that may apply.

Were any problems found?
Yes --> Repair as necessary.
Perform BODY VERIFICATION TEST - VER 1  .
No --> Test Complete.		 All
3 Turn the ignition off.
Disconnect the Wiper/Washer Switch harness connector.
Disconnect the BCM C5 harness connector.
Measure the resistance of the Front Wiper Switch MUX circuit between the BCM C5 harness connector and ground.
Is the resistance below 1000.0 ohms?
Yes --> Repair the Front Wiper Switch MUX circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1  .
No --> Go To 4		 All
4 Turn the ignition off.
Disconnect the Wiper/Washer Switch harness connector.
Disconnect the BCM C5 harness connector.
Measure the resistance between the Front Wiper Switch MUX circuit and the Multi-Function Switch MUX Return circuit.
Is the resistance below 1000.0 ohms?
Yes --> Repair the Front Wiper Switch MUX circuit for a short to the Multi-Function Switch MUX Return circuit.
Perform BODY VERIFICATION TEST - VER 1  .
No --> Go To 5		 All
5 Turn the ignition off.
Disconnect the Wiper/Washer Switch harness connector.
Turn the ignition on.
With the DRBIII®, read the Front Wiper Switch volts?
Is the voltage above 4.5 volts?
Yes --> Replace the Wiper/Washer Switch.
Perform BODY VERIFICATION TEST - VER 1  .
No --> Replace the Body Control Module.
Perform BODY VERIFICATION TEST - VER 1  .		 All
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