| Pin | Type | Description / Signal type | Connection / Measuring notes | 
|---|
| 1 | E/A | K-bus | K-bus connector | 
|   |   |   | 
| 2 |   | Not used |   | 
|   |   |   | 
| 3 | A | Signal, RDC initialisation button | RDC switch | 
|   |   |   | 
| 4 |   | Not used |   | 
|   |   |   | 
| 5 | A | Front left tyre pressure sensor 1 | Front left RDC sensor | 
|   |   |   | 
| 6 | M | Shield | Front left RDC sensor | 
|   |   |   | 
| 7 | A | Front right tyre pressure sensor 1 | Fixed RDC aerial, front right | 
|   |   |   | 
| 8 | A | Rear left tyre pressure sensor 1 | Rear left RDC sensor | 
|   |   |   | 
| 9 | M | Shield | Rear left RDC sensor | 
|   |   |   | 
| 10 | A | Rear right tyre pressure sensor 1 | Rear right RDC sensor | 
|   |   |   | 
| 11 |   | Not used |   | 
|   |   |   | 
| 12 |   | Not used |   | 
|   |   |   | 
| 13 |   | Not used |   | 
|   |   |   | 
| 14 | M | Ground, RDC initialisation button | RDC switch | 
|   |   |   | 
| 15 | E | Voltage supply terminal 30 | Fuse F24 | 
|   |   |   | 
| 16 | M | Ground | Ground point | 
|   |   |   | 
| 17 | A | Signal, antitheft alarm system | General module | 
|   |   |   | 
| 18 |   | Not used |   | 
|   |   |   | 
| 19 |   | Not used |   | 
|   |   |   | 
| 20 |   | Not used |   | 
|   |   |   | 
| 21 | A | Front left tyre pressure sensor 2 | Front left RDC sensor | 
|   |   |   | 
| 22 | M | Shield | Fixed RDC aerial, front right | 
|   |   |   | 
| 23 | A | Front right tyre pressure sensor 2 | Fixed RDC aerial, front right | 
|   |   |   | 
| 24 | A | Rear left tyre pressure sensor 2 | Rear left RDC sensor | 
|   |   |   | 
| 25 | M | Shield | Rear right RDC sensor | 
|   |   |   | 
| 26 | A | Rear right tyre pressure sensor 2 | Rear right RDC sensor | 
|   |   |   | 
| 27 |   | Not used |   | 
|   |   |   | 
| 28 |   | Not used |   | 
|   |   |   | 
| 29 |   | Not used |   | 
|   |   |   | 
| 30 |   | Not used |   | 
|   |   |   | 
| 31 | E | Voltage supply, terminal 15 | Fuse F17 | 
|   |   |   | 
| 32 |   | Not used |   | 
|   |   |   |