Connector X18303, 47-pin natural
Pin assignments at plug connector X18303.
| Pin | Type | Description /Signal type | Connection /Measuring notes |
|---|---|---|---|
| 1 | E | Supply, terminal 30 | Fuse F65 |
| 2 | -- | Not used | |
| 3 | E | Signal, brake fluid level | Brake fluid level switch |
| 4 | E | Brake light switch signal | Brake light switch |
| 5 | A | Signal Brake pad wear sensor, front left | Brake pad wear sensor, front left |
| 6 | -- | Not used | |
| 7 | -- | Not used | |
| 8 | A | Signal, processed wheel speed, rear right | Connector X10186 (rear right wheel speed) |
| 9 | E | Signal Brake pad wear sensor, front left | Brake pad wear sensor, front left |
| 10 | -- | Not used | |
| 11 | E/A | Signal F-CAN high | CAN-bus connector |
| 12 | A | Signal, processed wheel speed, front right | Connector X10184 (front right wheel speed) |
| 13 | -- | Not used | |
| 14 | A | Signal, processed wheel speed, front left | Connector X10183 (front left wheel speed) |
| 15 | E/A | Signal PT-CAN low | CAN-bus connector |
| 16 | M | Ground | Ground point |
| 17 | E | Signal, terminal 30G | Fuse F20 |
| 18 | -- | Not used | |
| 19 | -- | Not used | |
| 20 | -- | Not used | |
| 21 | E | Signal Brake pad wear sensor, rear right | Brake pad wear sensor, rear right |
| 22 | -- | Not used | |
| 23 | -- | Not used | |
| 24 | -- | Not used | |
| 25 | A | Conditioned wheel speed signal | Car access system |
| 26 | E/A | Signal F-CAN low | CAN-bus connector |
| 27 | M | Ground DSC sensor | DSC sensor |
| 28 | -- | Not used | |
| 29 | E | Wake-up signal, terminal 15 | Connector, terminal 15 wake-up |
| 30 | E/A | Signal PT-CAN high | CAN-bus connector |
| 31 | -- | Not used | |
| 32 | E | Supply, terminal 30 | Fuse F31 |
| 33 | E | Signal, front right wheel speed | Front right wheel speed sensor |
| 34 | E | Signal, front right wheel speed | Front right wheel speed sensor |
| 35 | -- | Not used | |
| 36 | E | Signal, rear left wheel speed | Rear left wheel speed sensor |
| 37 | E | Signal, rear left wheel speed | Rear left wheel speed sensor |
| 38 | E | Signal Handbrake warning switch | Handbrake warning switch |
| 39 | A | Supply DSC sensor | DSC sensor |
| 40 | A | Signal Brake pad wear sensor, rear right | Brake pad wear sensor, rear right |
| 41 | -- | Not used | |
| 42 | E | Signal, rear right wheel speed | Rear right wheel speed sensor |
| 43 | E | Signal, rear right wheel speed | Rear right wheel speed sensor |
| 44 | -- | Not used | |
| 45 | E | Signal, front left wheel speed | Front left wheel speed sensor |
| 46 | E | Signal, front left wheel speed | Front left wheel speed sensor |
| 47 | M | Ground | Ground point |
| Element | BMW P/N | Quantity |
|---|---|---|
| Socket housing | 61136954574 | |
| Slider blue | 61136901739 | |
| Terminal socket MQS ELA | 61136901726 | |
| Sealing grommet | 61138366245 | |
| Socket contact ELO-Power 5, 2x0, 63 | 61138364846 | |
| Sealing grommet ELO-Power 5, 2 x 0, 63 | 61138372628 |