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Home >> Mercury >> 2005 >> Mountaineer 2WD V8-4.6L SOHC VIN W >> Repair and Diagnosis >> Wiper and Washer Systems >> Testing and Inspection >> Pinpoint Tests >> Test I: The Wipers Do Not Operate Correctly In the Mist Position

Test I: The Wipers Do Not Operate Correctly In the Mist Position

PINPOINT TEST I: THE WIPERS DO NOT OPERATE CORRECTLY IN THE MIST POSITION


I1-I3:






I3:






Normal Operation
Under normal operation, the steering column multifunction switch receives ground through 1302 (WH/LG). The windshield wiper motor receives input from the steering column multifunction switch through circuit 1300 (VT) to operate the MIST wiper function.

Possible Causes
- Open in circuits 1300 (VT) or 1302 (WH/LG)
- Inoperative steering column multifunction switch
- Inoperative windshield wiper motor