Component testing procedure
WARNING: This page is about a different car, the 2007 Mercury Montego and 2007 Ford Five Hundred. 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 |
|---|---|---|---|
| Washer switch circuit | 5 and 2 | Washer switch depressed | Closed circuit |
| Wiper switch circuit | 4 and 2 | Off | Open circuit |
| High | Closed circuit | ||
| Low | Open circuit | ||
| 6 and 2 | Off | Open circuit | |
| High | Closed circuit | ||
| Low | Closed circuit | ||
| 12 and 2 | Off | Open circuit | |
| High | Closed circuit | ||
| Low | Closed circuit |
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) | 8 and 7 | Interval 1 | Closed circuit |
| 10 and 7 | Open circuit | ||
| 8 and 7 | Interval 2 | Closed circuit | |
| 10 and 7 | Closed circuit | ||
| Intermittent wiper circuit | 1 and 2 | Interval 1 | Open circuit |
| Interval 2 | Closed circuit | ||
| Interval 3 | Closed circuit | ||
| Interval 4 | Closed circuit | ||
| Interval 5 | Open circuit | ||
| 6 and 2 | Interval 1 | Closed circuit | |
| Interval 2 | Closed circuit | ||
| Interval 3 | Open circuit | ||
| Interval 4 | Open circuit | ||
| Interval 5 | Open circuit | ||
| 12 and 2 | Interval 1 | Open circuit | |
| Interval 2 | Open circuit | ||
| Interval 3 | Open circuit | ||
| Interval 4 | Closed circuit | ||
| Interval 5 | Closed circuit | ||
| Mist Circuit | 6 and 2, 12 and 2 | Mist | Closed circuit |
| Mist Circuit (rear wiper) | 8 and 7 | Rear washer | Open circuit |
| 10 and 7 | Rear washer | Closed circuit |