power steering BMW Z3M COUPE 2001 E36 Electrical Troubleshooting Manual

.35 RT/GN
.5 RT/GN
Z3 COUPE


FUSES 5, 6, 7, AND 8









FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
K2
HORN RELAY 6 X56
16
1 RT/WS/GE
6133.030X10015



14
X1234
S47
DRIVER’S DOOR
LOCK SWITCH .5 RT/GN
M12
DRIVER’S DOOR
LOCK MOTOR 6 X660
.5 RT/GN
M13
PASSENGER’S
DOOR LOCK
MOTOR 6 X641
.5 RT/GN
S49
PASSENGER’S
DOOR LOCK
SWITCH 2 X742
.35 RT/GN
M17
LUGGAGE
COMPARTMENT
LOCK MOTOR X311
2 X747
1112 X25712 .35 RT/GN .35 RT/GN .35 RT/GN.75 RT/GN
5126.011 X256
.5 RT/GN
5126.0 5126.0
3
5126.05126.0
F75A
13 X279
10
S56
PASSENGER’S
SEAT, SEAT
CONTROL SWITCH 2.5 RT/SW
5200.0F5
30A
6 X63
12
K9
UNLOADER RELAY,
TERMINAL 15 2.5 RT/BR
6424.0F6
20AF815A
2 RT/SWR33
STEERING ANGLE
SENSOR X1658
3452.11
.5 RT/GN
WITH DSC
3452.2
6575.0 6575.0 6575.0
6575.0 6575.0
2 X13139
A194y
REMOTE CONTROL
MODULE
6610.2
WITH DWA
.5 RT/GN



FUSES 19, 20, 21, AND 22









FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX



18 20X10017
F1930AF2030A
42
F215AF225A
13 X275
2.5 RT/GE
S51
DRIVER’S SEAT,
SEAT CONTROL
SWITCH
5200.0 2 RT/GE
6 X58K4
BLOWER RELAY 2.5 RT/GN
6450.630S8
LIGHT SWITCH 2 X503
.5 GN/GE
6300.0
6312.0
S6
ASC SWITCH
3450.1 .5 GN/BL/GE
.5 GN/BL/GE
X1163
1X521
WITH ASC
A65
DYNAMIC STABILITY
CONTROL UNIT
(DSC)
3452.1
12X1746
S6y
DSC SWITCH
3452.11X521
R33
STEERING ANGLE
SENSOR
3452.12X1658
X1163
A52
SLIP CONTROL
MODULE
(ABS/ASC)
3450.14X1170
WITH DSC
.5 GN/BL/GE .5 GN/BL/GE .5 GN/BL/GE .5 GN/BL/GE X10016
3452.2
3452.2
3452.2 4 X18303
Z3 VERSIONS
LATE PRODUCTION

32X174617 16


ENGINE CONTROL SYSTEM MSS54 (6–CYLINDER S54 B32)





6
1119
1 .5 BLA6000
ENGINE CONTROL
MODULE (DME) X6000422
.5 BR/GN

X1894.35 WS/GN
G6509
GENERATOR
13
X6524
2 .75 BL
26
X6231
1X60003
.5 BR/GN
B6231
OIL PRESSURE SWITCH
1) PRESSURE BETWEEN 0.2–0.5 BAR
2) NORMAL PRESSURE
.5 GE.5 BR
363
.5 GE374
A2w
INSTRUMENT
CLUSTER

14
FUSE DETAILS
0670.3F27
5A
X10017
P90
FRONT POWER
DISTRIBUTION BOX
23
X1893
X17
X1658
.5 BR
.5 GE
X213
.5 BL
CAN + CAN –
D+
CHARGING
SYSTEM
1230.0.5 BR

12
CAN + CAN –CAN –CAN +
R33
STEERING ANGLE
SENSOR

A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC)
67.5 GE
CAN + CAN – .5 BR
X16.5 GE
X18836
X18835
A3984
OIL–/OUTSIDE
TEMPERATURE
GAUGE CONTROL
MODULE

76
CAN –
.5 GE .5 BR
X13578
CAN +
M VERSIONS
.5 BR





 


F5130A3452.1-00
P900
AUXILIARY FUSE
BOX
A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC)
40X1746
X1746
TXD 8
F5230AF5330A
S30
BRAKE LIGHT
SWITCH F46
15A
1
3452.1-00
29243620
Y16z
PRESSURE
TRANSMITTER 3452.1-01
1543
X1746
F215AP90
FRONT POWER
DISTRIBUTION BOX

F75A
A2w
INSTRUMENT
CLUSTER 3452.1-00
3452.1-01
3452.1-03
3450.2-04
3452.1-00
3452.1-02
3452.1-04
42
F275A
28193452.1-04
S31
PARK BRAKE
SWITCH
3452.1-02
3452.1-03
R33
STEERING ANGLE
SENSOR
D100
DATA LINK
CONNECTOR
3452.1-02
S6y
DSC SWITCH
LIGHT SWITCH
DETAILS
6300.058g
27121716
3452.1-03
A6000
ENGINE CONTROL
MODULE (DME)
32
21910
B74
TRANSVERSE
ACCELERATION
SENSOR 3452.1-04252238
B75
RPM RATE
SENSOR 3452.1-04261123
B76
PRESSURE
SENSOR 3452.1-0423
B2
LEFT FRONT
SPEED SENSOR –
ABS 3452.1-0533 34
B4
LEFT REAR SPEED
SENSOR – ABS 3452.1-0531 6
B1
RIGHT FRONT
SPEED SENSOR –
ABS 3452.1-055
B3
RIGHT REAR
SPEED SENSOR –
ABS 3452.1-053014
M118
PRECHARGE PUMP 3452.1-01
41
3452.1-01
B18
BRAKE FLUID
LEVEL SWITCH
BRAKE
FLUID
Z3 VERSIONS EARLY PRODUCTION AND M VERSIONS
PARK
BRAKE
P90
FRONT POWER
DISTRIBUTION BOX
M VERSIONS
M VERSIONS
3452.1-03
A3984
OIL–/OUTSIDE
TEMPERATURE
GAUGE CONTROL
MODULE
3452.1 DYNAMIC STABILITY CONTROL (DSC III)

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


 


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)

2 413





 





DYNAMIC STABILITY CONTROL (DSC MK 60)
P90
FRONT POWER
DISTRIBUTION BOX
.5 GR/RT
S6y
DSC SWITCH
1) OPEN
2) MOMENTARILY
CLOSED
A65
DYNAMIC STABILITY
CONTROL UNIT
(DSC)X521
X18170
39 X18303
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 LATE PRODUCTION



COMPONENT LOCATION CHART










COMP.8500.0 7100.0LOCATION DESCRIPTION
N44 . . . SUBWOOFER AMPLIFIER MODULE . . . . . in LH forward side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10-3

P90 . . .
FRONT POWER DISTRIBUTION BOX . . .
rear LH side of engine compartment



P97 . . . AUXILIARY FUSE BOX . . . . . . . . . . . . . . . . . below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 00-3
P98 . . . FUSE HOLDER IN E–BOX . . . . . . . . . . . . . . rear RH side of engine compartment in E–Box
P99 . . . FUSE HOLDER . . . . . . . . . . . . . . . . . . . . . . . . in RH side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-1
P900 . . AUXILIARY FUSE BOX . . . . . . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1

R10 . . .
PEDAL POSITION SENSOR . . . . . . . . . . . .
behind gas pedal



R11 . . . . BLOWER RESISTORS . . . . . . . . . . . . . . . . . rear of engine compartment behind firewall
R33 . . . STEERING ANGLE SENSOR . . . . . . . . . . . on steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-3
R6252 . THROTTLE POSITION SENSOR . . . . . . . . LH side of engine compartment
R8554 . RESISTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . on cylinder head

S2 . . . . .

IGNITION SWITCH . . . . . . . . . . . . . . . . . . . . .

LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

27-3


S4 . . . . . HORN SWITCH . . . . . . . . . . . . . . . . . . . . . . . . on steering wheel
S5 . . . . . WIPER/WASHER SWITCH . . . . . . . . . . . . . . LH side of dash RH side of steering column above
S6 . . . . . ASC SWITCH . . . . . . . . . . . . . . . . . . . . . . . . . center console

S6y . . . .
DSC SWITCH . . . . . . . . . . . . . . . . . . . . . . . . .
center console



S7 . . . . . COMBINATION SWITCH . . . . . . . . . . . . . . . . LH side of dash LH side of steering column above
S8 . . . . . LIGHT SWITCH . . . . . . . . . . . . . . . . . . . . . . . . LH side of dash
S10 . . . FOG LIGHT SWITCH . . . . . . . . . . . . . . . . . . . LH side of dash
S13 . . . PASSENGER’S DOOR JAMB SWITCH . . . RH B–pillar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26-1

S14 . . .

DRIVER’S DOOR JAMB SWITCH . . . . . . . .

LH B–pillar . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

10-1


S17 . . . MIRROR CONTROL SWITCH . . . . . . . . . . . in upper LH front door



COMPONENT LOCATION CHART










COMP.8500.0 7100.0LOCATION DESCRIPTION
S911 . . . PASSENGER’S SEAT LIMIT SWITCH . . . . in passenger’s seatback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25-3

S8511 .
REVERSING LIGHT SWITCH . . . . . . . . . . .
LH side of transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
14-2

T6151 . CYL. 1 IGNITION COIL . . . . . . . . . . . . . . . . . RH side of engine compartment
T6152 . CYL. 2 IGNITION COIL . . . . . . . . . . . . . . . . . RH side of engine compartment
T6153 . CYL. 3 IGNITION COIL . . . . . . . . . . . . . . . . . RH side of engine compartment
T6154 . CYL. 4 IGNITION COIL . . . . . . . . . . . . . . . . . RH side of engine compartment

T6155 .
CYL. 5 IGNITION COIL . . . . . . . . . . . . . . . . .
RH side of engine compartment



T6156 . CYL. 6 IGNITION COIL . . . . . . . . . . . . . . . . . RH side of engine compartment
V5 . . . . . DWA LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23-1
V9 . . . . . UNCOUPLING DIODE (LIGHTS) . . . . . . . . . rear LH side of engine compartment in Power Distribution Box
V10 . . . UNCOUPLING DIODE (LIGHTS) . . . . . . . . . rear LH side of engine compartment in Power Distribution Box

X2 . . . . .

BATTERY B+ START POINT . . . . . . . . . . . .

in RH side of luggage compartment




X8 . . . . . CABLE SOCKET B+ . . . . . . . . . . . . . . . . . . . . in RH side of luggage compartment
X9 . . . . . CABLE SOCKET B+ . . . . . . . . . . . . . . . . . . . . below LH side of dash
X16 . . . (26 PINS, NATURAL) . . . . . . . . . . . . . . . . . . . LH side of dash rear side of instrument cluster, A2w . . . . . . . . . . . . . . . . . . . . . . . . 20-2 00-2
X17 . . .
(26 PINS, BLUE) . . . . . . . . . . . . . . . . . . . . . . .
LH side of dash rear side of instrument cluster, A2w . . . . . . . . . . . . . . . . . . . . . . . .
20-2
00-2
X32 . . . (12 PINS, NATURAL) . . . . . . . . . . . . . . . . . . . on steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-1 02-1
X33 . . . (12 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . on steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-1 02-1
X35 . . . (4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . RH side of LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-1 02-4
X44 . . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . . . . . . . 03-1
X45 . . .

(9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . .

Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . . . . . . .



03-1
X50 . . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . . . . . . . 03-1



COMPONENT LOCATION CHART










COMP.8500.0 7100.0LOCATION DESCRIPTION
X51 . . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . . . . . . . 03-1

X52 . . .
(9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . .
Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . . . . . . .


03-1
X53 . . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . . . . . . . 03-1
X56 . . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . . . . . . . 03-1
X58 . . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . . . . . . . 03-1
X63 . . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . . . . . . . 03-1
X64 . . .
(9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . .
Power Distribution Box rear LH side of engine compartment . . . . . . . . . . . . . . . . . .


03-1
X65 . . . (9 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-1
X72 . . . (6 PINS, NATURAL) . . . . . . . . . . . . . . . . . . . . on steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-1 04-4
X73 . . . (8 PINS, NATURAL) . . . . . . . . . . . . . . . . . . . . behind gas pedal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-6
X74 . . . (50 PINS, NATURAL) . . . . . . . . . . . . . . . . . . . below center console . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-2 08-5
X78 . . .

(4 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . .

on steering column . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

20-1

02-4
X85 . . . (3 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-3 05-2
X87 . . . (3 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . RH top of radiator . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30-1 02-2
X105 . . (2 PINS, GRAY) . . . . . . . . . . . . . . . . . . . . . . . . on underside of engine hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32-3

X106 . .
(2 PINS, GRAY) . . . . . . . . . . . . . . . . . . . . . . . .
on underside of engine hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
32-3

X107 . . (2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . front RH side of engine compartment on washer fluid reservoir
X111 . . . (2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 09-1
X113 . . . (3 PINS, GRAY) . . . . . . . . . . . . . . . . . . . . . . . . behind RH front wheel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-3 05-4
X114 . . . (3 PINS, GRAY) . . . . . . . . . . . . . . . . . . . . . . . . behind LH front wheel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 04-3 05-4
X118 . . .

(2 PINS, BLACK) . . . . . . . . . . . . . . . . . . . . . . .

behind LH front wheel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

04-3


X121 . . (3 PINS, VIOLET) . . . . . . . . . . . . . . . . . . . . . . LH footwell . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 00-4