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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 PARK SWITCH SHORT TO GROUND-IPM >> Diagnostic Procedure

Diagnostic Procedure

FRONT WIPER PARK SWITCH SHORT TO GROUND-IPM SYMPTOM CHART

TEST ACTION APPLICABILITY
1 Turn the ignition on.
With the DRBIII®, clear all IPM DTCs.
Operate the Wiper system in all modes.
With the DRBIII®, read DTCs.
Does the DTC reset?
Yes --> Go To 2
No --> Go To 5		 All
2 Turn the ignition on.
With the DRBIII®, erase DTCs.
Turn the ignition off.
Install a substitute relay in place of the On/Off Wiper Relay.
Turn the ignition on.
Operate the Front Wiper system in all modes.
With the DRBIII®, read DTCs.
Does the DTC reset?
Yes --> Go To 3
No --> Replace the Front Wiper On/Off Relay in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1  .		 All
3 Turn the ignition on.
With the DRBIII®, erase DTCs.
Turn the ignition off.
NOTE: Place the Wipers in the "Parked" position.

Disconnect the Front Wiper Motor harness connector.
Measure the resistance of the Park Switch between the Front Wiper Motor ground circuit and the Rear Wiper Park Switch Sense circuit in the Front Wiper Motor connector.
Is the resistance below 5.0 ohms?
Yes --> Replace the Front Wiper Motor in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1  .
No --> Go To 4		 All
4 Turn the ignition off.
Disconnect the Front Wiper Motor.
Disconnect the IPM C7 harness connector.
Turn the ignition on.
Measure the resistance between ground and the Front Wiper Park Switch Sense circuit.
Is the resistance below 5.0 ohms?
Yes --> Repair the Front Wiper Park Switch Sense Circuit for a short to ground.
Perform BODY VERIFICATION TEST - VER 1  .
No --> Replace the Integrated Power Module in accordance with the Service Information.
Perform BODY VERIFICATION TEST - VER 1  .		 All
5 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
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