| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | E | Voltage supply terminal 30 | Fuse F61 |
| | | |
| 2 | M | Component ground | Ground point |
| | | |
| 3 | E | Signal, switch off consumer load | Connector, switch off consumer load |
| | | |
| 4 | E | Voltage supply, terminal 15 | Fuse F68 |
| | | |
| 5 | A | Sensor signal | Rear compartment outlet temperature sensor |
| | | |
| 6 | E | Ground signal | Rear compartment outlet temperature sensor |
| | | |
| 7 | | Not used | |
| | | |
| 8 | | Not used | |
| | | |
| 9 | E/A | K-bus signal line | K-bus connector |
| | | |
| 10 | E | Signal Rear compartment blower motor | Rear compartment blower motor |
| | | |
| 11 | E | Night light signal | Connector, terminal 58g |
| | | |
| 12 | | Not used | |
| | | |