Component testing procedure
ILLUMINATION DIMMER SWITCH - COMPONENT TESTING
| 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 | Dome defeat | Closed circuit |
| Off | Open circuit | ||
| 4 and 5 | Dome | Closed circuit | |
| Off | Open circuit | ||
| Illumination dimmer resistor | 4 and 6 | Rotate wheel | Ohmmeter will show smoothly increasing/decreasing resistance |