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Home >> Ford >> 2007 >> Edge AWD V6-3.5L >> Repair and Diagnosis >> Wiper and Washer Systems >> Testing and Inspection >> Pinpoint Tests >> Test F: The Intermittent Wiper Speed Does Not Operate Correctly - Windshield
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Test F: The Intermittent Wiper Speed Does Not Operate Correctly - Windshield

PINPOINT TEST F: THE INTERMITTENT WIPER SPEED DOES NOT OPERATE CORRECTLY - WINDSHIELD


F1-F3:






F3-F5:






Normal Operation
Under normal operation, the windshield wiper motor receives open and ground inputs from the multi-function switch through circuits CRW17 (GN/VT), CRW18 (VT/WH), CRW19 (BU/OG) and CRW08 (VT/OG) to activate the wipers to the appropriate speeds.

Possible Causes
- Open or short to ground in circuit CRW17 (GN/VT), CRW18 (VT/WH) or CRW19 (BU/OG)
- Windshield wiper motor
- Multi-function switch
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