| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | M | Ground | Ground connector |
| | | |
| 2 | E | Signal Parking brake | Connector Parking brake |
| | | |
| 3 | E | Terminal R | Fuse F12 |
| | | |
| 4 | | Not used | |
| | | |
| 5 | E | Terminal 15 | Fuse F23 |
| | | |
| 6 | E | Signal Processed wheel speed, rear left | Connector Processed wheel speed, rear left |
| | | |
| 7 | E | Terminal 30 | Fuse F24 |
| | | |
| 8 | E | Signal Warning lamp | Dynamic stability control (DSC) |
| | | |
| 9 | E | Signal, terminal 50 | Electronic vehicle immobilizer (EWS) |
| | | |
| 10 | E | Signal, steering column switch | Direction indicator/high beam headlight switch |
| | | |
| 11 | M | Signal, fuel tank sensor ground (left) | Electric fuel pump |
| | | |
| 12 | M | Signal, fuel tank sensor ground (right) | Electric fuel pump |
| | | |
| 13 | M | Ground, outside temperature | Outside temperature sensor |
| | | |
| 14 | E/A | K-bus signal | K-bus connector |
| | | |
| 15 | | Not used | |
| | | |
| 16 | E/A | CAN bus low | Connector CAN bus low |
| | | |
| 17 | E/A | CAN bus high | Connector CAN bus high |
| | | |
| 18 | E | Signal, brake wear sensor | Brake pad wear sensor, front left |
| | | |
| 19 | E | Signal, coolant level too low | Coolant level switch |
| | | |
| 20 | | Not used | |
| | | |
| 21 | E/A | Diagnosis signal TXD | Diagnostic connector |
| | | |
| 22 | E | Reverse, manual transmission, shift to + | Connector Reversing lights |
| | | |
| 23 | E | Signal, washer fluid level | Wash water level switch |
| | | |
| 24 | E | Signal, fuel tank sensor (left) | Electric fuel pump |
| | | |
| 25 | E | Signal, fuel tank sensor (right) | Fuel level sensor |
| | | |
| 26 | E | Signal, outside temperature | Outside temperature sensor |
| | | |