1998 BMW Z3M ROADSTER Electrical Troubleshooting Manual

LATE PRODUCTION
X8103
.5 VI/GN
6–CYLINDER
.5 VI/GN






X745
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE
FUSES 40, 41, AND 42
FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
X536
K22
HIGH SPEED
RELAY 2.5 RT/GN
2022
X102181
A113
SEAT OCCUPANCY
DETECTOR 24
X10018
.5 VI/BL.5 VI/GN




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X1263
.5 VI/GN
 !""
6450.6 3234.03234.0
F4030AF4115AF425A
X60024
D100
DATA LINK
CONNECTOR
X60318 .5 VI/GN
X7784
S58
DRIVER’S SEAT
BELT SWITCH
X1264
.5 VI/BL
3234.0
X18852
B78
DRIVER’S SIDE
IMPACT SENSOR .5 VI/BL
3234.0.5 SW/VI/GE 6–CYLINDER
.5 VI/BL
X185184
S59
PASSENGER’S
SEAT BELT SWITCH .5 VI/BL
3234.0
.5 VI/BL
X18862
B79
PASSENGER’S
SIDE IMPACT
SENSOR
3234.0






FUSES 43, 44, AND 45
 !""




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FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
26
N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE) .75 VI/WS
X1235
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV) 4 X10182
.75 VI/WS
30 X10018
5 X10263A110
DIGITAL CLOCK 1.5 VI/WSN9
RADIO 5 X18126
6510.1 .75 VI/WS
28
A51
WIPER/WASHER
MODULE
A64
WIPER/WASHER
MODULE (LOW II) 8 X285
1.5 VI/SW
X10022
M4
WASHER PUMP 1 X107
.75 VI/SW
5 X400
.5 VI/WS
2 X322
1.5 VI/SW
1.5 VI/WS
X1066
S235
STARTER
IMMOBILIZATION
SWITCH 3 X18994
.5 VI/WS .35 VI/WS
5126.06575.2TELEPHONE
CONNECTOR
6561.0
6160.16160.1
6213.31240.0 .5 VI/SW
F435AF4415AF457.5A
2 X13025
2 X10260A835
TRANSMITTER
MODULE (EWS II)
.5 VI/WS
6135.0
6100.0
6330.36167.1
6135.0 NOT USED
WITH EGS Z3 ROADSTER

X1182






S28
CRUISE CONTROL
SWITCH
6571.0 .5 VI/GE
X721X1716
A2w
INSTRUMENT
CLUSTER
6211.0 .5 VI/GE
FUSE 46
 !""




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FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
X2226
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
6571.0 1.5 VI/GE
S30
BRAKE LIGHT
SWITCH
6325.0 1.5 VI/GE.5 VI/GEX781
X1001832
6571.0.5 VI/GE
3450.1
F4615A
2460.2
X100593
B59
OIL TEMPERATURE
GAUGE
6211.0X1024510
A35y
BOARD
COMPUTER
(BC – LOW)
6581.3
3450.05430.2Z3 ROADSTER M ROADSTER
.5 VI/GE
X192455
.5 VI/GE
X91186
X97703 .5 VI/GE
NOT USED






2
FUSES 48 AND 49




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FUSE DETAILS
P97
AUXILIARY FUSE
BOX
K94
ENGINE CONTROL
RELAY (ABS/ASC) X19023
8 X18766
4 RT/WS
 !""
3450.1
F4950A
2
K22
HIGH SPEED
RELAY 6 X53
4 RT/GN
6450.6
F4840A
6 X52
X18061
P95
AUXILIARY FUSE
BOX
X1588
4 RT/GN
6450.6K21
NORMAL SPEED
RELAY 4 RT/GNM ROADSTER
WITH ASC
K22
HIGH SPEED
RELAY 6 X53
6450.6 4 RT/GN
4–CYLINDER M ROADSTER

Z3 ROAD-
STER34–CYLINDER
S36y
DOUBLE
TEMPERATURE
SWITCH
X113791






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0670.4 GROUND DISTRIBUTION
GROUNDS X4 AND X165



X1371 E52
RIGHT WASHER
JET HEATER
E51
LEFT WASHER JET
HEATER
.75 BR .75 BR
 !""




.75 BR
X1051
.5 BR
H4
RIGHT FRONT
TURN LIGHT
.5 BR
X7672E22
RIGHT FRONT
MARKER LIGHT
1 BR
X100882
X1331H3
RIGHT HORN
X1272
B9508
PRESSURE
SWITCH
.5 BR
X1231
X1351
E14
RIGHT LOW BEAM
LIGHT
X1091
X216
X1611
X576
X1610
X11337
2.5 BR 1.5 BR
4 BR 1.5 BR 1.5 BR
4 BR
6 BR .75 BR
X1061
.75 BR
X165.75 BR
1E27
RIGHT FOG LIGHT
X871S36
TEMPERATURE
SWITCH
X1341
E12
RIGHT HIGH BEAM
LIGHT
1.5 BR
X7692.5 SW/BR
X28515A51
WIPER/WASHER
MODULE
M7
HEADLIGHT/FOG
LIGHT WASHER
PUMPX1232
2.5 SW
4–CYLINDER
WITH HEADLIGHT
WASHER WITHOUT HEAD-
LIGHT WASHER
E19
RIGHT PARK LIGHTH4
RIGHT FRONT
TURN LIGHT
E8
RIGHT HEADLIGHT
Y1w
ABS HYDRAULIC
UNIT
6 BR
X4M ROADSTER
WITH ASC X9170

M ROADSTER
4 BR
X189014–CYLINDER
X7681
E26
LEFT FOG LIGHT






#""$
GROUND DISTRIBUTION
GROUND X166


X7662
S21w
ENGINE HOOD
SWITCH
.5 BR .5 BR
 !""




X3711
X190221
2.5 BR
M9
AUXILIARY FAN
MOTOR
E21
LEFT FRONT
MARKER LIGHT
1 BR
X1321H2
LEFT HORN
.75 BR
X1311
E11
LEFT HIGH BEAM
LIGHT
X1301
E13
LEFT LOW BEAM
LIGHT
X1614X698X699
X697
X11339
1.5 BR 1.5 BR
4 BR 1.5 BR1.5 BR
4 BR
6 BR
X166
X1281
.75 BR
X3891
H9
LEFT FRONT
AUXILIARY TURN
LIGHT
.5 BR
H4
RIGHT FRONT
TURN LIGHT
E15
LEFT PARK LIGHTH7
LEFT FRONT TURN
LIGHT
E7
LEFT HEADLIGHT
X82
1
Z3 ROADSTER






GROUND DISTRIBUTION
GROUNDS X170 AND X494
 !""




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2.5 BRX31
4Y1
ABS HYDRAULIC
UNIT
X19526
X11619K75
ABS PUMP MOTOR
RELAY
1.5 BR
4 BR2.5 BRX1176
20Y1
ABS HYDRAULIC
UNIT
X11619K75
ABS PUMP MOTOR
RELAY
1.5 BR
X170
X545K10
ABS RELAY
1 BR
X170
Z3 ROADSTER
6–CYLINDER
.5 BRX324
4S127y
PASSENGER’S
POWER WINDOW
SWITCH
X3164S126y
DRIVER’S POWER
WINDOW SWITCH
.5 BR
X494
2.5 BRX1176
20Y1
ABS HYDRAULIC
UNIT
X11619K75
ABS PUMP MOTOR
RELAY
1.5 BR
X170
X1542
2.5 BR
17X1126A7
SLIP CONTROL
MODULE (ABS)5
.75 BR.75 BR.75 BR 41.5 BR
X19525
1.5 BRM ROADSTER
WITH ABS
4–CYLINDER

X1652






GROUND DISTRIBUTION
GROUNDS X861, X1116, X1166, AND X1441
 !""




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1 X117119A52
SLIP CONTROL
MODULE
(ABS/ASC)
2.5 BR
2.5 BR
3
2.5 BR
X1166
6–CYLINDER
X183635K18363
CONVERTIBLE TOP
RELAY I (CLOSE)
X18364
5K18364
CONVERTIBLE
TOP RELAY II
(OPEN)
2.5 BR
X1116
2.5 BR2X1170
3A52
SLIP CONTROL
MODULE
(ABS/ASC)4119
4–CYLINDER
.75 BR .5 BR .75 BR .75 BR
X1166
X746A12
SUPPLEMENTAL
RESTRAINT
SYSTEM
CONTROL
MODULE
X1441
.5 BR/SW
X61331Y6133
AIR PUMP
X861
4 BR
4–CYLINDER55 X117529 28
1.5 BR 1.5 BR 1.5 BR
M ROADSTER
WITH ASC