2000 BMW Z3M COUPE Electrical Troubleshooting Manual



GROUND DISTRIBUTION
GROUNDS X170, X492 AND X494













.5 BRX113
3B1
RIGHT FRONT
SPEED SENSOR –
ABS
X170
Z3 VERSIONS
.5 BRX324
4S127y
PASSENGER’S
POWER WINDOW
SWITCH
X3164S126y
DRIVER’S POWER
WINDOW SWITCH
.5 BR
X494
2.5 BR
X18510
X117024A52
SLIP CONTROL
MODULE
(ABS/ASC)
2.5 BR
8
4 BR.5 BR X114
3B2
LEFT FRONT
SPEED SENSOR –
ABS
A65
DYNAMIC STABIL-
ITY CONTROL UNIT
(DSC)
X18510
X174629
2.5 BR
1
2.5 BR
WITH DSC WITH ASC
2.5 BRX1656
1M118
PRECHARGE PUMP
X16585R33
STEERING ANGLE
SENSOR
.5 BR
X492
WITH DSC WITH DSC



GROUND DISTRIBUTION
GROUNDS X1116, X1166, AND X1441













28X117555A52
SLIP CONTROL
MODULE
(ABS/ASC)
1.5 BR
1.5 BR
29
1.5 BR
X1166
M VERSIONS
X183635K18363
CONVERTIBLE TOP
RELAY I (CLOSE)
X183645K18364
CONVERTIBLE
TOP RELAY II
(OPEN)
2.5 BR
X1116
2.5 BR
X746A12
SUPPLEMENTAL
RESTRAINT
SYSTEM
CONTROL
MODULE
X1441
.5 BR/SW
X10237
X18851B78
DRIVER’S SIDE
IMPACT SENSOR
.5 BR/SW
X18861B79
PASSENGER’S
SIDE IMPACT
SENSOR
.5 BR/SW
1 BR/SW



1.5 BR
GROUND DISTRIBUTION
GROUND X6454













.5 BR
X6459
X6454
1.5 BR/OR
4 BR4 BR/OR19
X6002D100
DATA LINK
CONNECTOR M6506
E–BOX FAN
X6458
2.5 BR 1.5 BR1.5 BR/OR
W6165
SHIELD UP TO
10mm BEFORE
IGNITION COIL
CONNECTORB6207
HOT FILM AIR
MASS METER
X6492
.5 BR/OR
X60004343228X62071
A6000
ENGINE CONTROL
MODULE (DME)
K6326
UNLOADER RELAY,
TERMINAL 15
X6326
4
.5 BR
M VERSIONS
X65061
.5 BR



GROUND DISTRIBUTION
GROUND X6454













4 BR
X6454
1.5 BR/OR
X6458
X850034A8500
TRANSMISSION
CONTROL MODULE
(EGS)
1.5 BR
28
Z3 VERSIONS
X62542B6254
THERMAL OIL
LEVEL SWITCH
.5 BR
X60534
.5 BR
X65062M6506
E–BOX FAN
.5 BR
X63264K6326
UNLOADER RELAY,
TERMINAL 15
.5 BR
1.5 BR
X600014A6000
ENGINE CONTROL
MODULE (DME)
1.5 BR/OR
6
1.5 BR
5X600055
2.5 BR
X60542
2.5 BR



T6154
CYL. 4 IGNITION
COIL
X61522
GROUND DISTRIBUTION
GROUNDS X6455 AND X6456














X61532
1 BR T6152
CYL. 2 IGNITION
COIL
T6151
CYL. 1 IGNITION
COIL
X61562T6156
CYL. 6 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL
2T6155
CYL. 5 IGNITION
COIL
X6155
X6456
X61542
X6900
1 BR
1.5 BR X6151
2
1 BR 1 BR 1 BR 1 BR
X6000
A6000
ENGINE CONTROL
MODULE (DME)
56
240
R8554
RESISTOR
1.5 BR 2W.5 BR
Y6133
AIR PUMPX61331
4 BR
X6455
K6304
SECONDARY AIR
PUMP RELAY
X63045
4 BR .35 BR
X6460
X61502
.5 BR
M VERSIONS
X60005
A6000
ENGINE CONTROL
MODULE (DME)
6
.5 BR
Z3 VERSIONS



GROUND DISTRIBUTION
GROUND X9633













X6234Y5
DRIVER’S SIDE
MIRROR
.5 BR
X6252S17
MIRROR CONTROL
SWITCH
.75 BR
X7493M21
DRIVER’S
WINDOW
MOTOR
.5 BR
X849
X2571
.75 BR
1 BR
X2951S5
WIPER/WASHER
SWITCH
.75 BR
X648K16
HAZARD FLASHER
RELAY
.75 BR
X183332S8
LIGHT SWITCH
.5 BR .75 BR
X10982
.75 BR X1115
1.5 BR
X173A2w
INSTRUMENT
CLUSTER
.5 BR
X189941S235
STARTER
IMMOBILIZATION
SWITCH
X3312S2
IGNITION SWITCH
.5 BR
X3721H1w
ANTI–THEFT HORN
(ALPINE)
1 BR
X634K9
UNLOADER RELAY,
TERMINAL 15
.5 BR
X10008
1.5 BR
.75 BR NOT USED
WITH EGS
X3521S14
DRIVER’S
DOOR JAMB
SWITCH M VERSIONS
.75 BR21
.5 BR .5 BRX705M25
CRUISE CONTROL
ACTUATOR
(TEMPOMAT)
.5 BR Z3 COUPE M VERSIONS
Z3 VERSIONS
M VERSIONS
0670.4-080670.4-08

2.5 BR


GROUND DISTRIBUTION
GROUND X9633













X9633
X102624K46
HIGH BEAM LIGHT
RELAY
.5 BR
X1112B18
BRAKE FLUID
LEVEL SWITCH
.5 BR
X454K48
LOW BEAM LIGHT
RELAY
X584K4
BLOWER RELAY
.5 BR
X853Y4z
WATER VALVE
X10024
4 BR X11353
X3331
X2857
A51
WIPER/WASHER
MODULE M3
WIPER MOTOR
2.5 BR 1.5 BR
X504K33a
AIR CONDITIONING
RELAY, MOTRONIC
.5 BR
M VERSIONS
X90631B18
BRAKE FLUID
LEVEL SWITCH
K46z
DAY LIGHT RELAY
MODULE
CANADA
EARLY
PRODUCTION
.5 BR
.5 BR
1.5 BR
WITH ASCWITH DSC
X5098K25
RIGHT PARK
LIGHT/LICENSE
PLATE LIGHT
RELAY
.5 BR
X5106K26
LEFT PARK LIGHT
RELAY 0670.4-07
CANADA
LATE PRODUCTION
1.5 BR
X1107
.5 BR
1 BR

.75 BR/OR
X2798
A113
SEAT OCCUPANCY
DETECTOR


GROUND DISTRIBUTION
GROUND X10010














X10010
Z3 VERSIONS
X102456A35y
BOARD
COMPUTER
(BC – LOW)
.5 BR/OR
X1624A2w
INSTRUMENT
CLUSTER
X13011
X10009
X185181
X102182 N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE)S59
PASSENGER’S
SEAT BELT
SWITCH
X101825A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
.75 BR/OR .5 BR/OR
X190071A19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULE
.5 BR/OR
1 BR/OR.5 BR/OR
X658N17
CRASH
CONTROL
MODULE
X64591
X7702B21
ON–BOARD
COMPUTER
TEMPERATURE
SENSOR
.5 BR/OR
X195275 D110
OBD II
CONNECTOR
.5 BR/OR .5 BR/OR
1 BR/OR
.75 BR/OR.5 BR/OR
1.5 BR/OR
X27919
X11431S32
CLUTCH
SWITCH
.5 BR/OR
X2758S58
DRIVER’S SEAT
BELT SWITCH
.5 BR/OR
X130253Z3 ROADSTER
LATE PRODUCTION
X7781
.5 BR/ORZ3 ROADSTER
LATE PRODUCTIONM VERSIONS,
Z3 VERSIONS
EARLY PRODUCTION
.5 BR/SW