| Pin | Type | Description / Signal type | Connection / Measuring notes
 | 
|---|
| 1 | E | Voltage supply terminal 30 | Fuse F31 | 
|  |  |  | 
| 2 | A | Relay activation | Valve relay | 
|  |  |  | 
| 3 | E | Signal Rear right outlet valve | Hydraulic unit | 
|  |  |  | 
| 4 | E | Signal Changeover valve 1 | Hydraulic unit | 
|  |  |  | 
| 5 | E | Signal Intake valve 2 | Hydraulic unit | 
|  |  |  | 
| 6 | E | Signal Rear right inlet valve | Hydraulic unit | 
|  |  |  | 
| 7 | E | Relay activation | Motor relay | 
|  |  |  | 
| 8 |  | Not used |  | 
|  |  |  | 
| 9 | A | Speed sensor signal | Wheel speed sensor, front left | 
|  |  |  | 
| 10 | E | Voltage supply for speed sensor | Wheel speed sensor, front left | 
|  |  |  | 
| 11 | A | Speed sensor signal | Wheel speed sensor, rear right | 
|  |  |  | 
| 12 | E | Voltage supply for speed sensor | Wheel speed sensor, rear right | 
|  |  |  | 
| 13 | A | Speed sensor signal | Wheel speed sensor, rear left | 
|  |  |  | 
| 14 | E | Voltage supply for speed sensor | Wheel speed sensor, rear left | 
|  |  |  | 
| 15 | A | Speed sensor signal | Wheel speed sensor, front right | 
|  |  |  | 
| 16 | E | Voltage supply for speed sensor | Wheel speed sensor, front right | 
|  |  |  | 
| 17 | M | Ground | Transverse acceleration sensor | 
|  |  |  | 
| 18 | E | Signal Transverse acceleration sensor | Transverse acceleration sensor | 
|  |  |  | 
| 19 |  | Not used |  | 
|  |  |  | 
| 20 | E | B+ supply/feedback | Motor relay | 
|  |  |  | 
| 21 |  | Not used |  | 
|  |  |  | 
| 22 | A | Precharge pump, positive | Precharge pump | 
|  |  |  | 
| 23 | A | Positive activation ADS actuator | ADS actuator | 
|  |  |  | 
| 24 | E | Precharge pump, negative | Precharge pump | 
|  |  |  | 
| 25 | E | Signal Intake valve 1 | Hydraulic unit | 
|  |  |  | 
| 26 | E | ABS valve supply via relay | Valve relay | 
|  |  |  | 
| 27 | E | Signal Front right inlet valve | Hydraulic unit | 
|  |  |  | 
| 28 | M | Ground | Ground connector | 
|  |  |  | 
| 29 | M | Ground | Ground connector | 
|  |  |  | 
| 30 | E | Signal Rear left outlet valve | Hydraulic unit | 
|  |  |  | 
| 31 | E | ASC warning lamp | Instrument cluster | 
|  |  |  | 
| 32 | E | Signal Changeover valve 2 | Hydraulic unit | 
|  |  |  | 
| 33 | E | Signal Front left outlet valve | Hydraulic unit | 
|  |  |  | 
| 34 | E | Signal Front left inlet valve | Hydraulic unit | 
|  |  |  | 
| 35 | E | ABS warning lamp | Instrument cluster | 
|  |  |  | 
| 36 |  | Not used |  | 
|  |  |  | 
| 37 | E | Relay activation | Valve relay | 
|  |  |  | 
| 38 |  | Not used |  | 
|  |  |  | 
| 39 | A | Positive supply for throttle potentiometer | ASC throttle potentiometer | 
|  |  |  | 
| 40 | E | Signal Brake fluid level | Light module | 
|  |  |  | 
| 41 |  | Not used |  | 
|  |  |  | 
| 42 |  | Not used |  | 
|  |  |  | 
| 43 | M | Shield throttle (DK) potentiometer | ASC throttle potentiometer | 
|  |  |  | 
| 44 | E | Signal, ASC passive sensor | ASC/DSC switch | 
|  |  |  | 
| 45 |  | Not used |  | 
|  |  |  | 
| 46 | E/A | Diagnostic link TXD | Diagnostic connector | 
|  |  |  | 
| 47 |  | Not used |  | 
|  |  |  | 
| 48 | E | Brake signal | Brake light switch | 
|  |  |  | 
| 49 | A | Negative activation ADS actuator | ADS actuator | 
|  |  |  | 
| 50 | E | Voltage supply terminal 30 | Fuse F8 | 
|  |  |  | 
| 51 | E | Voltage supply terminal 30 | Fuse F8 | 
|  |  |  | 
| 52 |  | Not used |  | 
|  |  |  | 
| 53 | E | Signal Front right outlet valve | Hydraulic unit | 
|  |  |  | 
| 54 | E | Signal Rear left inlet valve | Hydraulic unit | 
|  |  |  | 
| 55 | M | Ground | Ground connector | 
|  |  |  | 
| 56 |  | Not used |  | 
|  |  |  | 
| 57 |  | Not used |  | 
|  |  |  | 
| 58 |  | Not used |  | 
|  |  |  | 
| 59 |  | Not used |  | 
|  |  |  | 
| 60 |  | Not used |  | 
|  |  |  | 
| 61 | E/A | CAN bus high | DME control unit | 
|  |  |  | 
| 62 |  | Not used |  | 
|  |  |  | 
| 63 | E/A | CAN bus low | DME control unit | 
|  |  |  | 
| 64 | E | Throttle potentiometer slider voltage | ASC throttle potentiometer | 
|  |  |  | 
| 65 | E | Component supply | Pressure sensor | 
|  |  |  | 
| 66 | M | Ground | Pressure sensor | 
|  |  |  | 
| 67 | A | Signal Pressure sensor | Pressure sensor | 
|  |  |  | 
| 68 |  | Not used |  | 
|  |  |  | 
| 69 | A | Signal, right wheel speed | DME control unit | 
|  |  |  | 
| 70 | A | Signal, left wheel speed | Connector, rear left wheel speed | 
|  |  |  | 
| 71 |  | Not used |  | 
|  |  |  | 
| 72 | A | Signal, left wheel speed | Connector, front left wheel speed | 
|  |  |  | 
| 73 | A | Signal, right wheel speed | Connector, front right wheel speed | 
|  |  |  | 
| 74 |  | Not used |  | 
|  |  |  | 
| 75 | A | Component supply | Transverse acceleration sensor | 
|  |  |  | 
| 76 | A | Signal Parking brake | Parking brake switch | 
|  |  |  | 
| 77 | A | Test rpm rate sensor | rpm rate sensor | 
|  |  |  | 
| 78 | A | Reference rpm rate sensor | rpm rate sensor | 
|  |  |  | 
| 79 | A | Signal rpm rate sensor | rpm rate sensor | 
|  |  |  | 
| 80 | M | Ground | rpm rate sensor | 
|  |  |  | 
| 81 |  | Not used |  | 
|  |  |  | 
| 82 |  | Not used |  | 
|  |  |  | 
| 83 | A | Signal rpm rate sensor | rpm rate sensor | 
|  |  |  | 
| 84 |  | Not used |  | 
|  |  |  | 
| 85 |  | Not used |  | 
|  |  |  | 
| 86 |  | Not used |  | 
|  |  |  | 
| 87 |  | Not used |  | 
|  |  |  | 
| 88 |  | Not used |  | 
|  |  |  |