2001 BMW Z3M COUPE Electrical Troubleshooting Manual

X492
GROUND
DISTRIBUTION
0670.4


DYNAMIC STABILITY CONTROL (DSC III)


 





.5 BR/VI
18
23 X16A2w
INSTRUMENT
CLUSTER
X16
BRAKE
FLUID
14X10017
F275A
FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION BOX
X9633
GROUND
DISTRIBUTION
0670.4
2 X9063
1 X9063
B18
BRAKE FLUID
LEVEL SWITCH
1) LOW LEVEL
2) NORMAL
LEVEL
12
X1123
.5 BR/VIA65
DYNAMIC STABILITY
CONTROL UNIT
(DSC)
41
X1748
20
.5 BR/VI .5 BL/SW24.5 WS/BL.5 SW/VI36 14
M118
PRECHARGE PUMP
312
Y16z
PRESSURE
TRANSMITTER2
1 X1656
2.5 SW/GNX1746
X1656
Z3 VERSIONS EARLY PRODUCTION AND M VERSIONS

2 413





 





DYNAMIC STABILITY CONTROL (DSC III)
P90
FRONT POWER
DISTRIBUTION BOX
.5 GR/RT
S6y
DSC SWITCH
1) OPEN
2) MOMENTARILY
CLOSED
A65
DYNAMIC STABILITY
CONTROL UNIT
(DSC)X521
X18170
27 X1746
FUSE DETAILS
0670.3
X521
LIGHT SWITCH
DETAILS
6300.058g
GROUND
DISTRIBUTION
0670.4 .5 BL/VI
F215A
.35 WS/VI
62X1658
2X10017
12
1
FUSE DETAILS
0670.3
F75A
14
X10015
R33
STEERING ANGLE
SENSOR
X16585
X492
GROUND
DISTRIBUTION
0670.4
DATA LINK
0670.5
TXD
Z3 VERSIONS EARLY PRODUCTION AND M VERSIONS






 





DYNAMIC STABILITY CONTROL (DSC III)
.35 WS/GN
3217X1746
.5 GE
A65
DYNAMIC STABILITY
CONTROL UNIT (DSC)
A6000
ENGINE CONTROL
MODULE (DME)
X60004
363722
R33
STEERING ANGLE
SENSOR
X1658
34
CAN–CAN+ CAN–CAN+
A2w
INSTRUMENT
CLUSTER X16
67
CAN–CAN+
16
.5 BR
CAN–CAN+
X1893
X1894
.5 GE .5 BR .5 GE .5 BR
.5 GE .5 BR
Z3 VERSIONS EARLY PRODUCTION AND M VERSIONS
A3984
OIL–/OUTSIDE
TEMPERATURE
GAUGE CONTROL
MODULE X13578
76
CAN–CAN+ .5 GE .5 BR
X18836
X18835
M VERSIONS






 





DYNAMIC STABILITY CONTROL (DSC III)
.5 BL/BR/GE
13X1747
S31
PARK BRAKE
SWITCH
1) BRAKE SET
2) BRAKE NOT SET28
A65
DYNAMIC STABILITY
CONTROL UNIT
(DSC)
X1746
2311
B76
PRESSURE
SENSOR
2
X1682
.5 BL/SW .5 SW/VI .5 BL/BR/GE26
1
.5 WS/BL
1X1653
3822
B75
RPM RATE
SENSOR 3
.5 SW/
RT/GE .5 GR/
SW/GE 25
2
.5 BR/SW/GE
2X1655
109
B74
TRANSVERSE
ACCELERATION
SENSOR 1
.5 BR/
SW/WS .5 BL/
WS/GE 21
3
.5 SW/RT/WS
12X423
.5 BL/BR/GE17
X16
23 X16
14X10017
F275A
FUSE DETAILS
0670.3
P90
FRONT POWER
DISTRIBUTION
BOX
A2w
INSTRUMENT
CLUSTER
PARK
BRAKE
Z3 VERSIONS EARLY PRODUCTION AND M VERSIONS



DYNAMIC STABILITY CONTROL (DSC III)


 





233433303156 X1746
12X11421 X14221X11321 X143
B2
LEFT FRONT SPEED
SENSOR – ABSB4
LEFT REAR SPEED
SENSOR – ABSB1
RIGHT FRONT SPEED
SENSOR – ABSB3
RIGHT REAR SPEED
SENSOR – ABS
LEFT FRONT
PULSE WHEELA65
DYNAMIC STABILITY
CONTROL UNIT
(DSC)
LEFT REAR
PULSE WHEELRIGHT FRONT
PULSE WHEELRIGHT REAR
PULSE WHEEL
.5 BR .5
BR/
RT.5 BL .5
BR.5 GE .5
BR.5 GE/SW .5
GE/
BR
33
X170X170


.5 BR.5 BR
Z3 VERSIONS EARLY PRODUCTION AND M VERSIONS


 


F5130A
A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC)
38X18303
X18303
TXD 2
F5230A
S30
BRAKE LIGHT
SWITCH F46
15A
47
3452.2-00
16212223
Y16z
PRESSURE
TRANSMITTER 3452.2-01
32
X18308
F215AP90
FRONT POWER
DISTRIBUTION BOX

F75A
A2w
INSTRUMENT
CLUSTER 3452.2-00
3452.2-01
3452.2-03
3450.2-04
3452.2-00
3452.2-02
1
F275A
27443452.2-04
S31
PARK BRAKE
SWITCH
3452.2-02
3452.2-03
R33
STEERING ANGLE
SENSOR
D100
DATA LINK
CONNECTOR
3452.2-02
S6y
DSC SWITCH
LIGHT SWITCH
DETAILS
6300.058g
3941511
3452.2-03
A6000
ENGINE CONTROL
MODULE (DME)
8
6
B74
TRANSVERSE
ACCELERA-
TION SENSOR 3452.2-04
242640
B75
RPM RATE
SENSOR 3452.2-04192018
B76
PRESSURE
SENSOR 3452.2-0445 46
B2
LEFT FRONT
SPEED SENSOR
– ABS 3452.2-0537 36
B4
LEFT REAR SPEED
SENSOR – ABS 3452.2-0534 42
B1
RIGHT FRONT
SPEED SENSOR –
ABS 3452.2-0543
B3
RIGHT REAR
SPEED SENSOR –
ABS 3452.2-0533
9
3452.2-01
B18
BRAKE FLUID
LEVEL SWITCH
BRAKE
FLUID
Z3 VERSIONS LATE PRODUCTION
PARK
BRAKE
3452.2 DYNAMIC STABILITY CONTROL (DSC MK 60)

 


Pin Assignments (Z3 Versions Late Production)




E = Input, A = Output, M = Ground
X18303
Pin Type Signal Description/Function Connection
1
E30A52Terminal 30Fuse 52
2E/ADIAG_KDiagnosis TXD signalData link connector
3Not used
4E15A21Terminal 15Fuse 21
5Not used
6EA_LATTransverse acceleration sensor
signalTransverse acceleration sensor
7Not used
8ADFAHRWheel speed signal, right rearEngine control module (DME)
9EBRFNBrake fluid level signalBrake fluid level switch
10Not used
11E/ACAN_HCAN-bus HighSplice, CAN-bus High
12Not used
13Not used
14Not used
15E/ACAN_LCAN-bus LowSplice, CAN-bus Low
16MGNDGroundGround point
17Not used
18ESENS_DRIV1Pressure sensor signalPressure sensor
19MGND_DRIV1GroundPressure sensor
20AP_DRIV1Voltage supplyPressure sensor
21MGND_DRIV2GroundPressure transmitter
22ESENS_DRIV2Pressure transmitter signalPressure transmitter
23AP_DRIV2Voltage supplyPressure transmitter
24MGND_YAWGroundTransverse acceleration sensor,
RPM rate sensor
25Not used
26ASENSP_YAWVoltage supplyTransverse acceleration sensor,
RPM rate sensor
27EHANDBHandbrake signalHandbrake switch
28Not used

 


Pin Assignments (Z3 Versions Late Production)




E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
29
Not used
30 Not used
31Not used
32E30A51Terminal 30Fuse 51
33EFR1Speed signalRight front speed sensor (ABS)
34MFR0Sensor groundRight front speed sensor (ABS)
35Not used
36MRL0Sensor groundLeft rear speed sensor (ABS)
37ERL1Speed signalLeft rear speed sensor (ABS)
38EBLSBrake signalBrake light switch
39ETCSDSC-ON-signalDSC switch
40EYAW_SIGRPM rate signalRPM rate sensor
41Not used
42ERR1Speed signalRight rear speed sensor (ABS)
43MRR0Sensor groundRight rear speed sensor (ABS)
44AWLASWarning lampInstrument cluster
45MFL0Sensor groundFront left speed sensor (ABS)
46EFL1Speed signalFront left speed sensor (ABS)
47MGNDGroundGround point