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3450.1bĆa
1997
Pin Assignments
03/98
4ĆCylinder
Early Production
BM
BMW
BMWBMW
Z3
E = Input, A = Output, M = Ground
X1175
Pin Type Description/Function Connection
1
E Signal pump motor ABS pump motor relay
2 A Sensor ground Right rear speed sensor - ABS
3 A Sensor gound Left rear speed sensor - ABS
4 A Sensor ground Right front speed sensor - ABS
5 A Sensor ground Leftt front speed sensor - ABS
6 E/A TxD diagnostic data link Data link connector
7 A ABS signal ABS hydraulic unit
8 E Voltage supply Fuse 38
9 A Speed signal right rear DME module
10 Not used
11 Not used
12 A ASC signal Instrument cluster
13 E Voltage supply Fuse 21
14 E ASC signal ASC switch
15 E Brake pedal position Brake light switch
16 A Activate relay ABS pump motor relay
17 E/A CAN HIGH DME/EGS module
18 E/A CAN LOW DME/EGS module
19 M Ground Ground point
20 Not used
21 Not used
22 M Ground Ground point
23 E Speed signal Right rear speed sensor - ABS
24 E Speed signal Left rear speed sensor - ABS
25 E Speed signal Right front speed sensor - ABS
26 E Speed signal Left front speed sensor - ABS
27 A ABS signal ABS pump motor relay/Hydraulic unit
28 A ABS signal ABS hydraulic unit
29 E Voltage supply Fuse 38
30 Not used