A23 Driver's door module

Plug connector overview

Number	X-pin, colour	Description
X887	5-pin, black	Plug connector Driver's door module
X1128	12-pin, black	Plug connector Driver's door module
X1129	18-pin, black	Plug connector Driver's door module

Pin	Type	Description / Signal type	Connection / Measuring notes
1	E	Terminal 30	Fuse F20

2	M	Control unit ground	Ground connector

3		Not used

4	A	Power window motor signal, close	Driver's window motor

5	A	Power window motor signal, open	Driver's window motor

Pin	Type	Description / Signal type	Connection / Measuring notes
1	A	Mirror adjustment	Outside mirror, driver's side

2	A	Actuating signal, outside mirror drive	Outside mirror, driver's side

3	A	Mirror fold-in	Outside mirror, driver's side

4	A	Mirror disengaged signal	Outside mirror, driver's side

5	A	Actuating signal, outside mirror drive	Outside mirror, driver's side

6	A	Supply Mirror heating	Outside mirror, driver's side

7	M	Ground, mirror heating potentiometer	Outside mirror, driver's side

8	M	Microswitch ground supply	Outside mirror, driver's side

9	E	Mirror adjustment	Outside mirror, driver's side

10	A	Mirror fold-in	Outside mirror, driver's side

11	A	Mirror adjustment	Outside mirror, driver's side

12	M	Ground Mirror fold-in	Outside mirror, driver's side

Pin	Type	Description / Signal type	Connection / Measuring notes
1	E/A	P-bus signal line	P-bus connector

2	E	Lighting	Lighting, door opener, front

3	A	Unlock motor signal	Central locking drive, driver's door

4	A	Signal, lock motor	Central locking drive, driver's door

5		Not used

6	A	Lock ZV	Central locking drive, driver's door

7	A	Central arrest ZV	Central locking drive, driver's door

8	A	Lighting	Lighting, door opener, front

9	E	Signal, anti-jamming system	Jamming protection switch, driver's side

10		Not used

11	E	Signal, driver's door contact	Central locking drive, driver's door

12	A	Unlock ZV	Central locking drive, driver's door

13		Not used

14		Not used

15		Not used

16		Not used

17		Not used

18		Not used