Pinpoint Tests
WARNING: This page is about a different car, the 1997 Mercury Grand Marquis, 1997 Lincoln Town Car, and 1997 Ford Crown Victoria. However, it is still accessible from the selected car via links, so may be relevant.
Before performing any tests on wiper/washer system, check the following items to eliminate common problems:
- Wiper/washer related fuses.
- Damaged/stripped wiper motor shaft.
- Damaged/stripped wiper pivot arm shaft.
- Damaged washer pump.
- Loose or corroded connections.
- Damaged wiring harness.
- Binding windshield wiper pivot arm.
- Inoperative multifunction switch.
Identify wiper/washer symptom and perform appropriate PINPOINT TEST. See PINPOINT TEST INDEX TABLE . For individual component testing, see COMPONENT TESTS .
PINPOINT TEST INDEX
| Symptom | Pinpoint Test |
|---|---|
| Windshield Washer Inoperative | A |
| Wipers Inoperative | B |
| Wipers Inoperative At Low Speed | C |
| Wipers Inoperative At Interval Setting | D |
| Wipers Will Not Park Properly | E |
| Wipers Continue To Run When Switch Is Off | F |