3450.1aĆa
1998
Pin Assignments (323i, 328i, M3)
04/99
BM
BMW
BMWBMW
E = Input, A = Output, M = Ground
X1171
Pin Type Description/Function Connection
1 M Ground Ground
2 E Battery voltage ABS relay
3 M Ground, module Ground
4 E Ignition cut-off signal DME module
5 A EML signal DME module
6 A Transmission influence Transmission control module
7 E/A TxD signal Diagnostic link
8 A RxD signal Diagnostic link
9 Not used
10 A Sensor ground Right rear speed sensor (ABS)
11 A Sensor ground Right front speed sensor (ABS)
12 Not used
13 A ABS power protection relay ABS power protection relay
14 E Pedal travel sensor Pedal travel sensor
15 A Right rear speed signal DME module
16 E Plus supply ABS relay
17 A Solenoid valve signal left rear inlet ABS hydraulic unit
18 A Solenoid valve signal left rear outlet ABS hydraulic unit
19 M Ground Ground
20 A ADS step motor (–) ADS step motor
21 A ADS step motor (+) ADS step motor
22 A Solenoid valve signal right front inlet ABS hydraulic unit
23 E ASC throttle flap potentiometer (–) ASC throttle flap motor potentiometer
24 Not used
25 E Signal idle speed DME module
26 A Throttle flap position DME module
27 E ASC switch signal ASC witch
28 Not used
29 A Sensor ground Left rear speed sensor (ABS)
30 A Sensor ground Left front speed sensor (ABS)
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