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3450.1aĆa
1997
Pin Assignments
03/98
6ĆCylinder
BM
BMW
BMWBMW
Z3
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 cutĆoff signal DME module
5 A EML signal DME module
6 A Transmission influence Transmission control module
Early Production: Not used
7 E/A TxD signal Diagnostic link
8 A RxD signal Diagnostic link
9 Not used
10 A Sensor ground ABS speed sensor rear right
11 A Sensor ground ABS speed sensor front right
12 Not used
13 A ABSĆpower protection relay ABS power protection relay
14 Not used
15 A Right rear speed signal DME module
16 E Current ABS relay
17 A Solenoid valve signal left rear ABS hydraulic unit
18 A Solenoid valve signal left rear 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 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 switch
28 Not used
29 A Sensor ground ABS speed sensor rear left