Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSMERCURY1991TRACER BASE, 4D SEDAN, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 150 (WIPER/WASHER SYSTEM - FRONT)TESTINGWIPERS INOPERATIVE AT HIGH SPEED
1991 Mercury Tracer Base, 4D Sedan, Automatic
Wipers Inoperative At High Speed
1991 Mercury Tracer Base, 4D Sedan, AutomaticSECTION Wipers Inoperative At High Speed
WARNING: This page is about a different car, the 1994 Ford Probe. However, it is still accessible from the selected car via links, so may be relevant.
- Perform step 2) of WIPERS INOPERATIVE. Replace switch if it is defective.
- Unplug wiper motor connector. Turn ignition on. Check for battery voltage at Red wire on connector. If battery voltage exists, replace wiper motor. If battery voltage does not exist, repair Red wire between switch and motor.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.