Roof Functions Module, High Variant A21*1B Connector End View
Pin Assignments At Plug Connector A21*1B
| Pin | Type | Description /Signal type | Connection /Measuring information |
|---|---|---|---|
| 1 | A | Power supply, terminal 30B | Vanity mirror light, front left |
| 2 | A | Power supply, terminal 30B | Vanity mirror light, front right |
| 3 | -- | Not used | |
| 4 | -- | Not used | |
| 5 | -- | Not used | |
| 6 | E | Ground | Interior light, rear |
| 7 | -- | Not used | |
| 8 | E | Switch signal Reading light, left | Interior light, rear |
| 9 | E | Switch signal Reading light, right | Interior light, rear |
| 10 | -- | Not used | |
| 11 | A | Activation Reading light, left | Interior light, rear |
| 12 | A | Activation Reading light, right | Interior light, rear |
| 13 | -- | Not used | |
| 14 | A | Locator light and ambient light | Interior light, rear |
| 15 | -- | Not used | |
| 16 | -- | Not used |