Pin Assignment For The Stepper Motor Controller
WARNING: This page does not describe the selected car, but rather 37 other vehicles, including the 2006 BMW 330Ci, 2006 BMW 325Ci, 2005 BMW M3, 2005 BMW 330xi, and 2005 BMW 330i. However, it is still accessible from the selected car via links, so may be relevant.
PIN ASSIGNMENT FOR THE STEPPER MOTOR CONTROLLER
| Pin | Type | Description |
|---|---|---|
| 1 | A | Output to stepper motor for adaptive headlights |
| 2 | E | Input from zero-position sensor |
| 3 | A | Supply voltage for the zero-position sensor |
| 4 | E | Power supply for stepper motor controller |
| 5 | M | Earth for stepper motor controller |
| 6 | A | Output to stepper motor for adaptive headlights |
| 7 | A | Output to stepper motor for adaptive headlights |
| 8 | M | Ground for the zero-position sensor |
| 9 | --- | --- |
| 10 | A | Output to stepper motor for adaptive headlights |
| 11 | E/A | LIN bus (local bus, Local Interconnect Network) |
| 12 | E | Coding pin for right or left |
| 13 | E | Left/right differentiation |
| 14 | --- | --- |
| 15 | A | Output to automatic headlight-range adjustment (LWR) stepper motor |
| 16 | A | Output to automatic headlight-range adjustment (LWR) stepper motor |
| 17 | E | Coding pin for various coding data |
| 18 | --- | --- |
| 19 | A | Output to automatic headlight-range adjustment (LWR) motor |
| 20 | A | Output to automatic headlight-range adjustment (LWR) motor |
| A Output | ||
| E Input | ||
| M Earth | ||
| V Power supply | ||
| For details of current pin assignment, please refer to BMW diagnostic system | ||