Light switch BMW Z3M COUPE 2000 E36 Electrical Troubleshooting Manual







0670.4 GROUND DISTRIBUTION
GROUND X165



X7672
E51
LEFT WASHER JET
HEATER
.75 BR
.5 BR







X1051
E22
RIGHT FRONT
MARKER LIGHT
X1331H3
RIGHT HORN
X1610
1 BRX137
1
.75 BR
H4
RIGHT FRONT
TURN LIGHT
E19
RIGHT PARK LIGHTH4
RIGHT FRONT
TURN LIGHT
E8
RIGHT HEADLIGHT
X1091
E52
RIGHT WASHER
JET HEATER
.75 BR
X1061
X100882
X872S36
TEMPERATURE
SWITCH
.5 BR
B9508
PRESSURE
SWITCH
.5 BR
X1272
.75 BR
.75 BR
1 BR
X7691
E27
RIGHT FOG LIGHT
.75 BR
X216
X1341
E12
RIGHT HIGH BEAM
LIGHT
1.5 BR
X1351
E14
RIGHT LOW BEAM
LIGHT
1.5 BR
X11337
X1231
2.5 BR
X28515A51
WIPER/WASHER
MODULE
2.5 SW/BR
X1232
2.5 SW/BR
WITHOUT
HEADLIGHT
WASHER
M7
HEADLIGHT/FOG
LIGHT WASHER
PUMP
WITH HEAD-
LIGHT WASHER
4 BR 2.5 BR
X190221M9
AUXILIARY FAN
MOTOR
2.5 BR
M VERSIONS
X9170
Y1w
ABS HYDRAULIC
UNIT
6 BR
X4
X165
M VERSIONS

1.5 BR
X7681
E26
LEFT FOG LIGHT






GROUND DISTRIBUTION
GROUND X166


X7662
S21w
ENGINE HOOD
SWITCH
.5 BR .5 BR







X3711
X821
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
X697
X11339
1.5 BR
4 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
X600219
2.5 BRD100
DATA LINK
CONNECTOR
1.5 BR
K70
CENTRAL LOCKING LUG-
GAGE COMPARTMENT
LID MOTOR RELAY (ZV)
.75 BR
X13764
S221
EVAPORATOR
CONTROLLER
X1005431
2.5 BR
2.5 BR.5 BR/WS
2.5 BR
.5 BRX1517
2M111
FRESH AIR
RECIRCULATION
MOTOR
B14
EVAPORATOR
TEMPERATURE
SENSOR
X7711
X132871M30
BLOWER MOTOR
X183502
X818
1 BR
X189842E106
HEAT/A/C
CONTROL PANEL
ILLUMINATION
S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY
X18349
6
X189832E105
HEAT/A/C
CONTROL PANEL
ILLUMINATION
X814
2.5 BR.5 BR/WS
.5 BR/
WS.5 BR/
WS
S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY
X183491
1.5 BR
M COUPEZ3 VERSIONS
Z3 VERSIONS
.5 BRM 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 RT/
WS


GROUND DISTRIBUTION
GROUND X13004













1.5 BR
S56
PASSENGER’S
SEAT, SEAT
CONTROL
SWITCH
2 BR
X13004
4 BR
X2791
2 BR
X99952K911
PASSENGER’S SEAT
LENGTH ADJUST
CUT–OFF RELAY
X9997
K910
PASSENGER’S
SEAT TILT ADJUST
CUT–OFF RELAY
7X9995
1.5 BR
S911
PASSENGER’S
SEAT LIMIT
SWITCH
.5 BR
S56
PASSENGER’S
SEAT, SEAT
CONTROL SWITCH
2 BR
X11357
1.5 BR
WITH SPORT SEAT WITHOUT SPORT SEAT
2.5 BR
S221
EVAPORATOR
CONTROLLER
X1005431
2.5 BR .5 BR/WS
.5 BRX1517
2M111
FRESH AIR
RECIRCULATION
MOTOR
B14
EVAPORATOR
TEMPERATURE
SENSOR
X7711
X132871M30
BLOWER MOTOR
X183502
X818
1 BR
X189842E106
HEAT/A/C
CONTROL PANEL
ILLUMINATION
S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY
X183496
X189832E105
HEAT/A/C
CONTROL PANEL
ILLUMINATION
X814
2.5 BR.5 BR/WS
.5 BR/
WS.5 BR/
WS .5 BR
Y6
PASSENGER’S
SIDE MIRROR
.5 BR
X6244
X942
M23
PASSENGER’S
WINDOW MOTOR
X7443
.5 BR
.5 BR
X2561
X3901
H8
RIGHT FRONT
AUXILIARY TURN
LIGHT
.5 BR
E800
FRONT LEFT
INTERIOR
LIGHT
X3362
.5 BR
X3571
X190181
1.5 BR
X1620
S13
PASSENGER’S
DOOR JAMB
SWITCH
X3511
.5 BR .5 BR
2.5 BR 2.5 BR
S38y
TILT SUNROOF
SWITCH
X6435
1.5 RT
COUPE
K10485
BRAKE FLUID
LEVEL RELAY
X104856
.5 BR
WITH DSC
EARLY PRODUCTION
E28
FRONT CIGAR
LIGHTER
X101412.5 BR M VERSIONS
Z3 VERSIONS
X99942
E34
FRONT DOME
LIGHT/MAP
READING
ASSEMBLY
X93362
ROADSTER COUPE
Z3 ROADSTER
LATE
PRODUCTION14







GROUND DISTRIBUTION
GROUND X13006









E99
HARD TOP
CONNECTOR 1
X3801
X1102
X13007
.5 BR
2.5 BR
4 BR
X13006.5 BR
X4131
H34
HIGH LEVEL STOP
LIGHT
.5 BR
E9
REAR DEFOGGER I
X13017
2
X12661
S164
CONVERTIBLE TOP
END–POSITION MI-
CRO SWITCH
X11209
2
2.5 SW
X9824
2.5 BR
2.5 BR
X11209
2
WITHOUT HARD
TOP PROVISIONS WITH HARD TOP
PROVISIONS
S164
CONVERTIBLE TOP
END–POSITION MI-
CRO SWITCH
X10299
2
.75 BR
2.5 BR
.5 BRX352
1S14
DRIVER’S DOOR
JAMB SWITCH
S51
DRIVER’S SEAT,
SEAT CONTROL
SWITCH
X2751
2 BR
X99917K920
DRIVER’S SEAT
TILT ADJUST CUT–
OFF RELAY
X9993
K921
DRIVER’S SEAT
LENGTH ADJUST
CUT–OFF RELAY
2X9991
1.5 BR
X99902S910
DRIVER’S SEAT
LIMIT SWITCH
.5 BR
S51
DRIVER’S SEAT,
SEAT CONTROL
SWITCH
2 BR
WITH SPORT SEAT WITHOUT SPORT
SEAT
2.5 BR 1.5 BR
2 BR
1.5 BR
2.5 BR
0670.4-12
.5 BR.75 BR
X130571A36
REAR WIPER/
WASHER INTERVAL
CONTROL MODULE
2.5 BRCOUPE
X3801E9
REAR DEFOGGER I
2.5 BR COUPE
1.5 BR
1.5 BR Z3 VERSIONSX102851M17
LUGGAGE COMPART-
MENT LOCK MOTOR
1.5 BRM COUPE
X7131
B17
RIGHT REAR
BRAKE PAD
SENSOR
X7112S826
LUGGAGE
COMPARTMENT
LIGHT SWITCH
E32
LUGGAGE
COMPART-
MENT LIGHT
3 X712
COUPE
.75 BR
X90232X114022
X114032X91625
X7101
E44
RIGHT LICENSE
PLATE LIGHT
.75 BR
X7091
E43
LEFT LICENSE
PLATE LIGHT
.75 BR
M ROADSTER M COUPE Z3 VERSIONS
NOT
M COUPE.75 BR
Z3 ROADSTER
LATE
PRODUCTION14



GROUND DISTRIBUTION
GROUND X18170














0670.4-15.5 BR
4 BR
X11355
.5 BR
S53
DRIVER’S SEAT,
SEAT HEATER
SWITCH
1
X6514
X10064
.5 BR
X6584S54
PASSENGER’S
SEAT, SEAT
HEATER SWITCH
E82
TRANSMISSION
POSITION INDICA-
TOR LIGHT
X1193
.5 BR
S20w
RADIO ANTI–
THEFT SWITCH
X5391
4 BR
X1325215A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
S8503
PROGRAM SWITCH
X85032.5 BR
X18170
1.5 BR
1.5 BR
1
E28
FRONT CIGAR
LIGHTER
X1014
1.5 BRZ3 VERSIONS
Z3 VERSIONS
1 BR
X4002
.5 BR
X14931
TELEPHONE
CONNECTOR
M VERSIONS
.5 BR .5 BR
Z3 ROADSTER
2X1155
.5 BR .5 BR
1.5 BR
X5322
H10
CHIME MODULE3
X5221
X1213
1
X13047
.5 BR
A110
DIGITAL CLOCK
X5163S18
HAZARD SWITCH X10263
E29
FRONT CIGAR
LIGHTER LIGHT E25
FRONT ASHTRAY
LIGHT
.5 BR
X130451S143
CONVERTIBLE TOP
ACTUATING
SWITCH
.5 BR
X195274
D110
OBD II
CONNECTOR
X183332S8
LIGHT
SWITCH
.5 BR
X10982
M VERSIONS
.5 BR
N5
ANALOG CLOCK
Z3 VERSIONSE96
GEAR SHIFT
LEVER I
NDICATOR
2.5 BR

                   
                                       
17
8
10/991210.252000
B6240
KNOCK SENSOR 1210.25-09
3132293048
Y6101
CYL. 1 FUEL
INJECTION VALVE
Y6102
CYL. 2 FUEL
INJECTION VALVE
Y6103
CYL. 3 FUEL
INJECTION VALVE 1210.25-02
35
+
–
Y6104
CYL. 4 FUEL
INJECTION VALVE
Y6105
CYL. 5 FUEL
INJECTION VALVE
Y6106
CYL. 6 FUEL
INJECTION VALVE 1210.25-02
361210.25-034138 40 3742
+
–
46 47Y6130
IDLE SPEED
CONTROL VALVE 1210.25-0334 3352
T6151
CYL. 1 IGNITION
COIL
T6154
CYL. 4 IGNITION
COIL
T6152
CYL. 2 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL
T6155
CYL. 5 IGNITION
COIL
T6156
CYL. 6 IGNITION
COIL 1210.25-01
1210.25-01
718 9
1210.25-01
32
D
+
– F205
30A
1723 AEB9A
F1815A
M2
FUEL PUMPK6301w
FUEL PUMP
RELAY
1210.25-061210.25-06
1210.25-04
F137.5A
S30
BRAKE LIGHT
SWITCH
281210.25-04310174524
F4615A
Y6139
LEAKAGE DIAG-
NOSIS PUMP 1210.25-04
3430
1210.25-06
1918
1210.25-04
121292639
B6254
THERMAL OIL
LEVEL SWITCH
F2610A
434416204710
R6385
THROTTLE
POSITION SEN-
SOR/CRUISE
CONTROL
ACTUATOR26
1210.25-08
1210.25-08
13
1210.25-09
122223
1210.25-07
2425
1210.25-07
2728
1210.25-07
2236
1210.25-08
37
1210.25-08
111223
1210.25-091210.25-101210.25-09
213327356
1210.25-10
4565
A6000
ENGINE CONTRO
MODULE (DME)
1210.25-08
436
P98
FUSE HOLDER IN
E–BOX1210.25-00
K6326
UNLOADER
RELAY, TERMINAL
15
A8500
TRANSMISSION
CONTROL
MODULE (EGS)G6400
B+ JUNCTION
POINT E–BOX
K6300
ENGINE CONTROL
MODULE RELAY
1210.25-05
B6207
HOT FILM AIR
MASS METERB6203
CRANKSHAFT
POSITION/RPM
SENSOR
B6214
CAMSHAFT
POSITION
SENSOR 1 (INLET)
B6224
CAMSHAFT
POSITION
SENSOR 2
(OUTLET)B6279
THERMOSTAT,
CHARACTERISTIC
MAP COOLING
1210.25-051210.25-05P98
FUSE HOLDER IN
E–BOXG7512
B+ JUNCTION
POINT
K19
COMPRESSOR
CONTROL
RELAY 1210.25-10K6304
SECONDARY AIR
PUMP RELAY
Y6133
AIR PUMP
1210.25-09
1210.25-07
B6231
OIL PRESSURE
SWITCHG6509
GENERATORM6510
STARTER
B6205
INTAKE AIR
TEMPERATURE
SENSORB6236
ENGINE COOLANT
TEMPERATURE
SENSORB6238
OIL
TEMPERATURE
SENSOR
A52
SLIP CONTROL MODULE
(ABS/ASC)
A65
DYNAMIC STABILITY CONTROLA2w
INSTRUMENT
CLUSTER
A104
BODY
ELECTRONICS
CONTROLS32
CLUTCH SWITCH
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS)A837
ELECTRONIC
IMMOBILIZER
CONTROL
MODULE (EWS III)A8500
TRANSMISSION
CONTROL
MODULE (EGS)
A9008
CRUISE CONTROL
INTERFACE A
2 349
5
2 818
15 21
CD7 131
16 15 14
24 22 21 20
BDC
TXD
19149CDBEA
A = 60001
B = 60002C = 60003
D = 60004
E = 60005
B62101
OXYGEN SENSOR
I (IN FRONT OF
CATALYTIC
CONVERTER)
B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER)
B62102
OXYGEN SENSOR
I (BEHIND
CATALYTIC
CONVERTER)
B62202
OXYGEN SENSOR
II (BEHIND
CATALYTIC
CONVERTER)
F10880AF10750A
F20230AF20320AF20430A
P90
FRONT POWER
DISTRIBUTION
BOX1210.25-04
P90
FRONT POWER
DISTRIBUTION
BOX
Y6550
SOLENOID VALVE
(”RUNNING
LOSSES”) Y6167
VALVE, INDIVIDUAL CONTROL
INTAKE SYSTEM
Y6163
SECONDARY AIR PUMP VALVE
Y6120
EVAPORATIVE EMISSION
VA LV E
Y6276
VARIABLE CAMSHAFT
CONTROL VALVE 2 (OUTLET)
Y6275z
VARIABLE CAMSHAFT
CONTROL VALVE 1 (INLET)
1210.25-09
1210.25-01
1210.25-001210.25-00
D100
DATA LINK
CONNECTOR
1210.25 ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)
ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)


 



Pin Assignments




E = Input, A = Output, M = GroundPin ConnectionDescription/Function Signal Type
9
Not used
10AEKPActivate relayFuel pump relay
11AOELDOil pressure signalInstrument cluster
12Not used
13Not used
14Not used
15Not used
16Not used
17ATDCrankshaft RPM speed signal (TD)Electronic immobilizer control
module (EWS III)/Thermal oil level
sensor (TOENS) control module
18Not used
19Not used
20Not used
21AA-OELNOil level signalThermal oil level sensor (TOENS)
control module
22EDFAHRSpeed signal right rearABS/ASC/DSC control module
23EKUPPClutch signalClutch switch
24EKL 54 ONBrake signalBrake light switch
25Not used
26E15A26Terminal 15Fuse 26
27EMFLCruise control signalCruise control interface
28ES_BLTSBrake signalBrake light switch
29AS_KORELActivate relayCompressor control relay
30ALDPVActivate valveLeakage diagnosis pump
31Not used
32E/ATXDIITXD diagnosis data linkData link connector
33EEWSDMEDrive-away protection signal (code)Electronic immobilizer control
module (EWS III)
34ELDPSLeakage signalLeakage diagnosis pump
35M31GroundCruise control interface
36E/ACAN+CAN bus highInstrument cluster, ABS/ASC/DSC
control module

POWER
DISTRIBUTION
0670.2G7512
B+ JUNCTION
POINT


ENGINE CONTROL SYSTEM MS42.1 (6–CYLINDER M52)



 






12 X6304
K6304
SECONDARY AIR
PUMP RELAY
X61331X6133
2
Y6133
AIR PUMP
X6455
GROUND
DISTRIBUTION
0670.4
X63045
GROUND
DISTRIBUTION
0670.4 .5 RT/WS
26
4 RT/GE
30
A6000
ENGINE CONTROL
MODULE (DME)
2
4
3 X60004
X183651
Y6139
LEAKAGE DIAGNO-
SIS PUMP
.5 WS
.75 BR/BL
3
34
3
.5 GE
.5 SW/GN
8
8
FUSE DETAILS
0670.3
F20430A
X8680
P98
FUSE HOLDER IN
E–BOX
31
12 X60002
.5 BR/GN
28 X6004
X783
24
2
.35 RT/GE
14X78
FUSE DETAILS
0670.3
F137.5A
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
F4615A
X65502
X65501Y6550
SOLENOID VALVE
(”RUNNING
LOSSES”)
1.5 BL/RTX6139
X6139
.5 GE/BL
X181BRAKE LIGHTS
6325.06
X1001632X10018
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
3) BRAKE PEDAL
DEPRESSED
(TEST)
4) BRAKE PEDAL
RELEASED
(NORMAL) 21 34
.5 BL/RT.5 RT/WS
.35 BR/BL/GE.5 RT/WS
31
F10750A
X1982
Z3 VERSIONS