Component Testing Procedure
WARNING: This page is about a different car, the 2010 Mercury Milan and 2010 Ford Fusion. However, it is still accessible from the selected car via links, so may be relevant.
ILLUMINATION DIMMER SWITCH - COMPONENT TESTING TABLE
| Circuit to test | Connect self powered test light or ohmmeter to terminals | Move switch to these positions | A good switch will indicate |
|---|---|---|---|
| Interior lamps Circuit | 4 and 2 | 2nd detent up | Closed circuit |
| 2nd detent down | Closed circuit | ||
| Rest position | Open circuit | ||
| Illumination dimmer up | 4 and 7 | 1st detent up | Closed circuit |
| Rest position | Open circuit | ||
| Illumination dimmer down | 4 and 3 | 1st detent down | Closed circuit |
| Rest position | Open circuit |