| Pin | Type | Description / Signal type | Connection /
Measuring notes |
|---|
| 1 | A | Terminal 50 | Manual transmission Starter Automatic transmission Start relay |
| | | |
| 2 | E | Terminal 30 | Manual transmission Ignition switch Automatic transmission Fuse F114 |
| | | |
| 3 | | Not used | |
| | | |
| 4 | A | Activation, drive-away protection | DME control unit |
| | | |
| 5 | E | Signal, ring coil ignition lock | Ring coil |
| | | |
| 6 | E | Signal, gearshift position L2 | Gear position switch |
| | | |
| 7 | | Not used | |
| | | |
| 8 | | Not used | |
| | | |
| 9 | E | Terminal 31 | Connector terminal 31 |
| | | |
| 10 | E | Voltage supply terminal 30 | Fuse F12 |
| | | |
| 11 | E | Terminal R | Fuse F37 |
| | | |
| 12 | E | Signal, ring coil ignition lock | Ring coil |
| | | |
| 13 | E/A | K-bus signal line | Integrated electronic control unit (IKE) |
| | | |