Symptom Chart

WARNING: This page is about a different car, the 2007 Lincoln MKX and 2007 Ford Edge. However, it is still accessible from the selected car via links, so may be relevant.

Symptom Chart - Wipers and Washers

Condition	Possible Sources	Action
The wipers are inoperative - windshield	Fuse(s) Multi-function switch Circuitry Windshield wiper motor	Go to Pinpoint Test A .
The wipers are inoperative - rear window	Fuse(s) Multi-function switch Circuitry Rear window wiper motor	Go to Pinpoint Test B .
The wipers stay on continuously - windshield	Windshield wiper motor Multi-function switch Circuitry	Go to Pinpoint Test C .
The wipers stay on continuously - rear window	Rear window wiper motor Multi-function switch Circuitry	Go to Pinpoint Test D .
The high/low wiper speeds do not operate correctly - windshield	Multi-function switch Circuitry Windshield wiper motor	Go to Pinpoint Test E .
The intermittent wiper speed does not operate correctly - windshield	Circuitry Multi-function switch Windshield wiper motor	Go to Pinpoint Test F .
The intermittent wiper speed does not operate correctly - rear window	Circuitry Multi-function switch Rear window wiper motor	If the intermittent rear window wiper is on at all times, go to Pinpoint Test D . If the intermittent rear window wiper is inoperative, go to Pinpoint Test G .
The wash and wipe function is inoperative - rear window	Multi-function switch Rear window wiper motor	Go to Pinpoint Test H .
The wipers do not operate correctly in the MIST position - windshield	Windshield wiper motor	If the washer pump is inoperative, go to Pinpoint Test I . If the washer pump is functioning. INSTALL a new windshield wiper motor. REFER to Wiper Motor - Windshield .
The wash and wipe function is inoperative - windshield	Windshield wiper motor	If the washer pump is inoperative, go to Pinpoint Test I . If the washer pump is functioning. INSTALL a new windshield wiper motor. REFER to Wiper Motor - Windshield .
The washer pump is inoperative	Circuitry Washer pump motor Multi-function switch Windshield wiper motor Rear window wiper motor	Go to Pinpoint Test I .
The washer pump activates for 10 seconds whenever the ignition is turned on - front	Circuitry	CARRY OUT the multi-function switch component test.
	Multi-function switch	CHECK circuit CRW17 (GY/BN) for a short to ground.
	Windshield wiper motor	INSTALL a new windshield wiper motor. REFER to Wiper Motor - Windshield .
The washer pump activates for 10 seconds whenever the ignition is turned on - rear	Circuitry	CARRY OUT the multi-function switch component test.
	Multi-function switch	CHECK circuit CRW20 (GY/YE) for a short to ground.
	Rear wiper motor	INSTALL a new rear wiper motor. REFER to Wiper Motor - Rear Window .
The speed dependent interval mode does not operate correctly	Circuitry Windshield wiper motor Powertrain control module (PCM)	Go to Pinpoint Test J .
The wipers will not park at the correct position	Rear window wiper motor Pivot arm adjustment Linkage Windshield wiper motor	ADJUST the windshield wiper blade and pivot arm. REFER to Wiper Blade and Pivot Arm Adjustment - Windshield .
The headlamps do not illuminate when the wipers are on	Circuitry Windshield wiper motor SJB	Go to Pinpoint Test K .