Symptom Chart

WARNING: This page is about a different car, the 2008 Mercury Sable, 2008 Ford Taurus X, and 2008 Ford Taurus. However, it is still accessible from the selected car via links, so may be relevant.

Symptom Chart

Condition	Possible Sources	Action
The wipers are inoperative - windshield	Fuse(s) Multi-function switch Wiper run/park relay Windshield wiper motor Circuitry	Go to Pinpoint Test A .
The wipers are inoperative - rear window	Fuse(s) Multi-function switch Rear wiper relay Circuitry Rear window wiper motor	Go to Pinpoint Test B .
The wipers stay on continuously - windshield	Circuitry Multi-function switch Windshield wiper motor	Go to Pinpoint Test C .
The wipers stay on continuously - rear window	Circuitry Multi-function switch Rear window wiper motor	Go to Pinpoint Test D .
The high/low wiper speeds do not operate correctly - windshield	Circuitry Multi-function switch Windshield wiper motor	Go to Pinpoint Test E .
The intermittent wiper speed does not operate correctly - rear window	Circuitry Multi-function switch Rear window wiper motor	Go to Pinpoint Test F .
The intermittent wiper speed does not operate correctly - windshield	Circuitry Multi-function switch Windshield wiper motor	Go to Pinpoint Test G .
The wash and wipe function is inoperative - windshield	Windshield wiper motor	If the washer pump is inoperative, go to Pinpoint Test H (Taurus or Sable) or Go to Pinpoint Test I (Taurus X). If the washer pump is operative, INSTALL a new windshield wiper motor. TEST the system for normal operation.
The wash and wipe function is inoperative - rear window	Multi-function switch Circuitry Washer pump Rear window wiper motor	If the washer pump is inoperative, go to Pinpoint Test I . If the washer pump is operative, INSTALL a new rear wiper motor. TEST the system for normal operation.
The washer pump is inoperative - Taurus and Sable	Circuitry Washer pump Multi-function switch Windshield wiper motor	Go to Pinpoint Test H .
The washer pump is inoperative - Taurus X	Circuitry Washer pump Multi-function switch Windshield wiper motor Rear window wiper motor	Go to Pinpoint Test I .
The wipers will not park at the correct position - windshield	Linkage Windshield wiper motor	If the wipers immediately stop on the windshield as soon as they are turned off, INSTALL a new windshield wiper motor.
	Pivot arm adjustment	ADJUST the pivot arms, REFER to Wiper Blade and Pivot Arm Adjustment - Windshield .
The headlamps do not illuminate when the wipers are on	Circuitry Windshield wiper motor Smart junction box (SJB)	Go to Pinpoint Test J .