A80 Electronic shock absorber control module (EDC)

Connector overview

Number	X-number of pins	Description
X263	10	Electronic shock absorber control module (EDC) Connector I
X945	26	Electronic shock absorber control module (EDC) Connector II

Pin	Type	Description / Signal type	Connection / Measuring notes
1	A	Front EDC comfort position control	Front EDC valves
approx. 4.5 V			Switched off max. 1 V
2	A	Front EDC sport position control	Front EDC valves
approx. 4.5 V			Switched off max. 1 V
3	A	Rear EDC comfort position control	Rear EDC valves
approx. 4.5 V			Switched off max. 1 V
4	E	Voltage supply, terminal 15	Fuse F60

5	A	Rear EDC sport position control	Rear EDC valves
approx. 4.5 V
6	M	Ground	Ground point

7		Not used

8	A	Rear coil voltage	Rear EDC valves
			Switched off 0 A
9	A	Front coil voltage	Front EDC valves
			Switched off 0 A
10		Not used

Pin	Type	Description / Signal type	Connection / Measuring notes
1	E	Rear acceleration signal	Right rear acceleration sensor

2	A	Illumination switch	EDC switch
12 V
3		Not used

4	A	Power Right front acceleration sensor	Right front acceleration sensor

5	A	Power Right rear acceleration sensor	Right rear acceleration sensor

6		Not used

7	E	Program setting	EDC switch
Ground signal
8		Not used

9		Not used

10	E	Light signal	Light module
Terminal 58
11		Not used

12	E	Data link RXD	Data link connector

13	E	Wheel speed signal	ABS/ASC control module
Square-wave signal
14	E	Steering angle R	Steering angle sensor
0-5 V
15	E	Steering angle G	Steering angle sensor
0-5 V
16		Not used

17		Not used

18		Not used

19	E/A	Data link TXD	Data link connector

20	M	Component ground	Right rear acceleration sensor

21	M	Component ground	Steering angle sensor

22		Not used

23		Not used

24	E	Acceleration signal	Right front acceleration sensor
0-5 V
25	A	Steering angle sensor power	Steering angle sensor
5 V
26	M	Component ground	Right front acceleration sensor