Control Module, Dynamic Stability Control (DSC) SX1170A Connector End View
Pin Assignments at Plug Connector X1170
| Pin | Type | Description /Signal type | Connection /Measuring notes |
|---|---|---|---|
| 1 | M | Ground | Ground point |
| 2 | E | Supply, DSC control unit | Fuse F39 |
| 3 | A | Positive signal, presupply pump | Presupply pump |
| 4 | A | Negative signal, presupply pump | Presupply pump |
| 5 | M | Ground | Ground point |
| 6 | E | Supply, DSC control unit | Fuse F20 |
| 7 | -- | Not used | |
| 8 | E | Signal, brake pad wear sensor | Front left brake pad sensor |
| 9 | -- | Not used | |
| 10 | E | Supply, DSC control unit | Fuse F17 |
| 11 | -- | Not used | |
| 12 | E | Signal, front left wheel speed | Front left wheel speed sensor |
| 13 | E | Signal, rear left wheel speed | Rear left wheel speed sensor |
| 14 | -- | Not used | |
| 15 | E | Signal, front right wheel speed | Front right wheel speed sensor |
| 16 | E | Signal, front right wheel speed | Front right wheel speed sensor |
| 17 | -- | Not used | |
| 18 | A | Signal, processed wheel speed, front right | Connector X10184 (front right wheel speed) |
| 19 | A | Signal, processed wheel speed, rear right | Connector X10186 (rear right wheel speed) |
| 20 | -- | Not used | |
| 21 | E | Negative signal brake pad wear sensor | Ground connector |
| 22 | -- | Not used | |
| 23 | -- | Not used | |
| 24 | E/A | Signal, CAN bus | CAN bus connector |
| 25 | E | Signal, pressure sensor DSC | Pressure sensor |
| 26 | E | Signal, pressure sensor DSC | Pressure sensor |
| 27 | E | Wake-up signal, terminal 15 | Car access control unit |
| 28 | E | Signal, front left wheel speed | Front left wheel speed sensor |
| 29 | E | Signal, rear left wheel speed | Rear left wheel speed sensor |
| 30 | E | Signal, rear right wheel speed | Rear right wheel speed sensor |
| 31 | E | Signal, rear right wheel speed | Rear right wheel speed sensor |
| 32 | E | Brake light signal | Brake light switch |
| 33 | E | Signal, electromechanical parking brake | Parking brake control unit (PBR) |
| 34 | A | Signal, processed wheel speed, rear left | Connector X1101 (rear left wheel speed) |
| 35 | A | Signal, processed wheel speed, front left | Connector X10183 (front left wheel speed) |
| 36 | E | Signal, brake fluid level | Brake fluid level switch |
| 37 | -- | Not used | |
| 38 | -- | Not used | |
| 39 | -- | Not used | |
| 40 | E/A | Signal, CAN bus | CAN bus connector |
| 41 | E | Signal, brake pad wear sensor | Rear right brake pad sensor |
| 42 | E | Signal, pressure sensor DSC | Pressure sensor |