| Number | X-pin, color | Description |
|---|---|---|
| X887 | 5-pin, Black | Connector Driver's door module |
| X1128 | 12-pin, Black | Connector Driver's door module |
| X1129 | 17-pin, Black | Connector Driver's door module |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | E | Terminal 30 voltage supply | Fuse F29 |
| 2 | A | Ground Driver's door module | Ground connector X849 |
| 3 | Not used | ||
| 4 | A | Power window motor signal: close | Window heating control unit |
| 5 | A | Power window motor signal: open | Window heating control unit |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | A | Outside mirror drive signal | Driver's side mirror |
| 2 | A | Outside mirror drive signal | Driver's side mirror |
| 3 | A | Mirror adjustment signal | Driver's side mirror |
| 4 | A | Vertical mirror adjustment signal | Driver's side mirror |
| 5 | A | Mirror heating | Driver's side mirror |
| 6 | A | Horizontal mirror adjustment signal | Driver's side mirror |
| 7 | A | Mirror heater potentiometer ground | Driver's side mirror |
| 8 | A | Microswitch ground supply | Driver's side mirror |
| 9 | E | Mirror hinged in signal | Driver's side mirror |
| 10 | E | Mirror potentiometer, horizontal | Driver's side mirror |
| 11 | E | Mirror potentiometer, vertical | Driver's side mirror |
| 12 | A | Mirror potentiometer, positive | Driver's side mirror |
| Pin | Type | Description / Signal type | Connection / Measuring notes |
|---|---|---|---|
| 1 | A | Unlock motor signal | Driver's door lock motor |
| 2 | E | Position 1 memory signal | Memory switch |
| 3 | Not used | ||
| 4 | E | Nighttime illumination signal | Light module |
| 5 | E | Position 2 memory signal | Memory switch |
| 6 | E | Not used | |
| 7 | E | Driver's door lock signal | Driver's door lock switch |
| 8 | Not used | ||
| 9 | E | Driver's door unlock signal | Driver's door lock switch |
| 10 | A | Lock motor signal | Driver's door lock motor |
| 11 | A/E | Signal P-bus | Splice, P-bus X10134 |
| 12 | Not used | ||
| 13 | E | Position 3 memory signal | Memory switch |
| 14 | A | Nighttime illumination | Memory switch |
| 15 | Not used | ||
| 16 | E | Motor position signal | Driver's door lock motor |
| 17 | A | Pressure-sensitive finger guard system signal | Window heating control unit |
| 18 | E | Memory LED signal | Memory switch |