System Testing: Notes
WARNING: This page is about a different car, the 1997 Lincoln Mark VIII. However, it is still accessible from the selected car via links, so may be relevant.
WARNING:
Deactivate air bag system before performing any service operation involving steering column components. See AIR BAG RESTRAINT SYSTEM article. Do not apply electrical power to any component on steering column without first deactivating air bag system. Air bag may deploy.
CAUTION:
Wiper motor contains ceramic magnets that may crack or shatter if motor is dropped or handled roughly.
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 test. See DIAGNOSTIC TEST INDEX TABLE. For individual component testing, see COMPONENT TESTS.
DIAGNOSTIC TEST INDEX
| Symptom | Test |
|---|---|
| No Communications With Steering Column/Igniton/Lighting (SCIL) Module | A |
| Windshield Washer Inoperative | B |
| Wipers Inoperative | C |
| Wipers Inoperative At Low Speed | D |
| Wipers Inoperative At Interval Setting | E |
| Wipers Will Not Park Properly | F |
| Wipers Continue To Run When Switch Is Off | G |
| Delayed Accessory Feature Inoperative | H |
| Wipers Inoperative In Mist Setting | J |