engine BMW Z3M COUPE 2000 E36 Electrical Troubleshooting Manual



COMPONENT LOCATION CHART












COMP.8500.0 7100.0LOCATION DESCRIPTION
Y6106 CYL. 6 FUEL INJECTION VALVE . . . . . . . . on cylinder head

Y6120
EVAPORATIVE EMISSION VALVE . . . . . . .
LH side of engine compartment (Z3 VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
43-2

Y6120 EVAPORATIVE EMISSION VALVE . . . . . . . LH side of engine compartment (M VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34-2
Y6130 IDLE SPEED CONTROL VALVE . . . . . . . . . front of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43-3
Y6133 AIR PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . rear RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31-2
Y6139 LEAKAGE DIAGNOSIS PUMP . . . . . . . . . . . under LH center of car . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41-2

Y6163
SECONDARY AIR PUMP VALVE . . . . . . . .
LH side of engine compartment (M VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
33-2

Y6163 SECONDARY AIR PUMP VALVE . . . . . . . . LH side of engine compartment (Z3 VERSIONS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42-3


Y6167

VALVE, INDIVIDUAL CONTROL INTAKE
SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . . . . .
LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

46-3




Y6275

VARIABLE CAMSHAFT CONTROL VALVE
1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
on cylinder head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

31-3




Y6275z

VARIABLE CAMSHAFT CONTROL VALVE
1 (INLET) . . . . . . . . . . . . . . . . . . . . . . . . . . .
on cylinder head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

45-3




Y6276

VARIABLE CAMSHAFT CONTROL VALVE
2 (OUTLET) . . . . . . . . . . . . . . . . . . . . . . . . .
on cylinder head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

45-2


Y6550 SOLENOID VALVE (”RUNNING LOSSES”) under LH center of car . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34-3
Y8521 TRANSMISSION VALVE UNIT . . . . . . . . . . . on RH side of transmission . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15-1



A35y
BOARD
COMPUTER
(BC – LOW)
X10245
X18349
7100.0 COMPONENT LOCATION VIEWS
ELECTRICAL CONTROL MODULE LOCATIONS














A6000
ENGINE CONTROL
MODULE (DME)
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY K6300
ENGINE CONTROL
MODULE RELAYK6326
UNLOADER RELAY,
TERMINAL 15
X1175



K6304
SECONDARY AIR
PUMP RELAY

X6000
A52
SLIP CONTROL
MODULE
(ABS/ASC)
X22




B18
BRAKE FLUID
LEVEL SWITCH
COMPONENT LOCATION VIEWS












K2
HORN RELAYX111
X372
H1w
ANTI–THEFT HORN
(ALPINE)
K4
BLOWER RELAY
K16
HAZARD FLASHER
RELAYK47
FRONT FOG LIGHT
RELAY
K48
LOW BEAM LIGHT
RELAYK9
UNLOADER RELAY,
TERMINAL 15
K19
COMPRESSOR
CONTROL RELAY
K21
NORMAL SPEED
RELAYK22
HIGH SPEED
RELAY
K94
ENGINE CONTROL
RELAY (ABS/ASC)
K95
VALVE RELAY
(ABS/ASC)

K33a
AIR CONDITIONING
RELAY, MOTRONIC




E14
RIGHT LOW BEAM
LIGHT X130
COMPONENT LOCATION VIEWS











E11
LEFT HIGH BEAM
LIGHTX371
X131
E13
LEFT LOW BEAM
LIGHT
S21w
ENGINE HOOD
SWITCH
X134
X135





B62101
OXYGEN SENSOR I
(IN FRONT OF
CATALYTIC
CONVERTER)
X62101
X62201


X6279X6236
COMPONENT LOCATION VIEWS











B6236
ENGINE COOLANT
TEMPERATURE
SENSOR

B6279
THERMOSTAT,
CHARACTERISTIC
MAP COOLING


B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER)



A8500
TRANSMISSION
CONTROL MODULE
(EGS)
X8500


X60001X60002X60003X60004X60005
COMPONENT LOCATION VIEWS











A6000
ENGINE CONTROL
MODULE (DME)K6300
ENGINE CONTROL
MODULE RELAY

K6304
SECONDARY AIR
PUMP RELAY

K6326
UNLOADER RELAY,
TERMINAL 15

X6054X6506





SPLICE LOCATION VIEWS












SPLICE HARNESS PAGE NUMBER SPLICE HARNESS PAGE NUMBER
X1258 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X1263 BODY 8000.0-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X1264 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X1280 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X1429–X1435 IHKS NOT SHOWN. . . . . . . . . . . . . . . . . . . . . . . . . . . .
X1610 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X1617–X1618 BODY 8000.0-04. . . . . . . . . . . . . . . . . . . . . . . . . . .
X1620 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X1682 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X1893–X1894 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . .
X2233 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X6411–X6415 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . .
X6420 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . . . . . . . . .
X6458 M52 ENGINE (Z3 VERSIONS) 8000.0-05. . . . . . . . . . . .
X6458–X6460 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . .
X6460 M52 ENGINE (Z3 VERSIONS) 8000.0-05. . . . . . . . . . . .
X6475 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . . . . . . . . .
X6492 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . . . . . . . . .
X6810 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . . . . . . . . .
X6820–X6822 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . .
X6830–X6835 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . .
X6849 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . . . . . . . . .
X6832–X6836 M52 ENGINE (Z3 VERSIONS) 8000.0-05. . . . . X6863–X6868 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . .
X6900 M52 ENGINE (Z3 VERSIONS) 8000.0-05. . . . . . . . . . . .
X6960–X6965 M52 ENGINE (Z3 VERSIONS) 8000.0-05. . . . .
X8000–X8015 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . .
X8038–X8074 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . .
X8073 M52 ENGINE (Z3 VERSIONS) 8000.0-05. . . . . . . . . . . .
X8103 S52 ENGINE (M VERSIONS) 8000.0-06. . . . . . . . . . . . .
X8564–X8565 M52 ENGINE (Z3 VERSIONS) 8000.0-05. . . . .
X9454 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X9461 LICENSE PLATE LIGHTS NOT SHOWN. . . . . . . . . . . . . . . .
X9806 CONSOLE INSTRUMENTS NOT SHOWN. . . . . . . . . . . . . . .
X9992–X9993 DRIVER’S SEAT NOT SHOWN . . . . . . . . . . . . . . . . .
X9996–X9997 PASSENGER’S SEAT NOT SHOWN . . . . . . . . . . . . .
X10008 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X10009 BODY (Z3 VERSIONS) 8000.0-03. . . . . . . . . . . . . . . . . .
X10009 S52 ENGINE (M VERSIONS) 8000.0-04. . . . . . . . . . . .
X10014–X10027 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . .
X10064 BODY 8000.0-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X10189 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X10237 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
X10464 RADIO/HIFI NOT SHOWN. . . . . . . . . . . . . . . . . . . . . . . . . . . .
X10468–X10469 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . .
X11212 BODY 8000.0-03. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

X6832


SPLICE LOCATION VIEWS
ENGINE HARNESS M52















X6963SPLICE PANEL
X6458
X6460
X6960
X6961

X6962
X8073
X8564

X6836
X6964
X6965


X6900

Z3 VERSIONS



SPLICE LOCATION VIEWS
ENGINE HARNESS M52















SPLICE PANEL
X6458
X6459
X6475
X6492

X6411
X6412
X6413
X6414
X6420
X6460
X6810

X6821
X6822
X6830
X6832
X6835
X6849
X6863

X6867
X6868
X8000
X8004
X8010
X8015
X8038

X8051
X8071
X8072
X8074
X8103


X6415
M VERSIONS

X6820