Component Testing Procedure
WARNING: This page is about a different car, the 2005 Mercury Mountaineer and 2005 Ford Explorer. However, it is still accessible from the selected car via links, so may be relevant.
MULTIFUNCTION SWITCH, WIPER/WASHER PORTION - COMPONENT TESTING
| Circuit to test | Connect self-powered test light or ohmmeter to terminals | Move switch to these positions | A good switch will indicate |
|---|---|---|---|
| Wiper switch circuit (rear wiper) | 4 and 2 | Off | Open circuit |
| 4 and 8 | Open circuit | ||
| 4 and 2 | On | Closed circuit | |
| 4 and 8 | Closed circuit | ||
| 4 and 2 | Intermittent | Closed circuit | |
| 4 and 8 | Open circuit | ||
| Intermittent wiper circuit (front) | 4 and 7 | Off | Open circuit |
| 4 and 3 | Open circuit | ||
| 4 and 1 | Open circuit | ||
| 4 and 7 | Low | Closed circuit | |
| 4 and 3 | Open circuit | ||
| 4 and 1 | Closed circuit | ||
| 4 and 7 | High | Closed circuit | |
| 4 and 5 | Closed circuit | ||
| 4 and 1 | Closed circuit | ||
| 4 and 7 | Interval 1 | Open circuit | |
| 4 and 3 | Open circuit | ||
| 4 and 1 | Closed circuit | ||
| 4 and 7 | Interval 2 | Open circuit | |
| 4 and 3 | Closed circuit | ||
| 4 and 1 | Closed circuit | ||
| 4 and 7 | Interval 3 | Open circuit | |
| 4 and 3 | Closed circuit | ||
| 4 and 1 | Open circuit | ||
| 4 and 7 | Interval 4 | Closed circuit | |
| 4 and 3 | Closed circuit | ||
| 4 and 1 | Open circuit | ||
| 4 and 7 | Interval 5 | Closed circuit | |
| 4 and 3 | Open circuit | ||
| 4 and 1 | Open circuit |