BMW Z3 (E36/7) Electric Troubleshooting Manual page 147

BMW BMW BMW BM
03/00
Z3
Pin Assignments
X1170
Pin Type Signal
1 M VL–
2 E VL+
3
4 E 15A21
5 M HL–
6 E HL+
7 E/A TXD
8 M 31L
9 E 30<10
10 E/A CAN–
11 E/A CAN+
12
13 E 54
14 E ASCS
15
16 A WLAS
17
18
19 M VR–
20 E VR+
21 A DFAHR
22 E HR+
23 M HR–
24 M 31L
25 E 30<38
E = Input, A = Output, M = Ground
3450.1b a
Description/Function
Sensor ground
Speed signal
Not used
Voltage supply
Sensor ground
Speed signal
TXD signal
Ground
Voltage supply
CAN bus low
CAN bus high
Not used
Brake signal
ASC-ON-signal
Not used
Warning lamp
Not used
Not used
Sensor ground
Speed signal
Right rear speed signal
Speed signal
Sensor ground
Ground
Voltage supply
Connection
Left front speed sensor (ABS)
Left front speed sensor (ABS)
Fuse 21
Left rear speed sensor (ABS)
Left rear speed sensor (ABS)
Diagnostic link
Ground point
Fuse 10
Instrument cluster/engine control
module
Instrument cluster/engine control
module
Brake light switch
ASC switch
Instrument cluster
Right front speed sensor (ABS)
Right front speed sensor (ABS)
Engine control module (DME)
Right rear speed sensor (ABS)
Right rear speed sensor (ABS)
Ground point
Fuse 38
1999