Preliminary Information
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.
Identify wiper/washer symptom and perform appropriate PINPOINT TEST. See PINPOINT TEST INDEX table. For individual component testing, see COMPONENT TESTING .
PINPOINT TEST INDEX
| Symptom | Go To 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 |
| Wipers Continue To Run When Left Door Is Opened (Ignition Off) | G |
| Delayed Accessory Feature Inoperative (Windshield Wipers) | H |