brake light BMW Z3M COUPE 1999 E36 Electrical Troubleshooting Manual




GROUND DISTRIBUTION
GROUND X13006

B17
RIGHT REAR
BRAKE PAD
SENSOR








E99
HARD TOP
CONNECTOR 11.5 BR
X3801 X1102
X1625
X1624
X13007
2.5 BR 1.5 BR
4 BR .5 BR
X7131
X13006
0670.4-16
X711
2S826
LUGGAGE
COMPARTMENT
LIGHT SWITCH
X4131
H34
HIGH LEVEL STOP
LIGHT
.5 BR1.5 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
.5 BR
X2751
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
2.5 BR 1.5 BR
1.5 BR
2.5 BR
2.5 BR
M VERSIONS
2.5 BR
E9
REAR DEFOGGER I
1 X380
2.5 BR
X7123E32
LUGGAGE
COMPARTMENT
LIGHT
.75 BRCOUPE COUPE
X130571A36
REAR WIPER/
WASHER INTERVAL
CONTROL MODULE
2.5 BRCOUPE
X7101
E44
RIGHT LICENSE
PLATE LIGHT
.75 BR
X7091
E43
LEFT LICENSE
PLATE LIGHT
.75 BR
X114032
X114022
X90232
X91625
.75 BR .75 BR .75
BRROADSTER COUPE
X102851M17
LUGGAGE
COMPARTMENT
LOCK MOTOR
1.5 BRCOUPE
X112771COUPE
.75 BR




GROUND DISTRIBUTION
GROUND X13006









E99
HARD TOP
CONNECTOR 1
X7101
E44
RIGHT LICENSE
PLATE LIGHT
X380
1
X1102
X13007
.75 BR
2.5 BR
4 BR
X13006
X7091
E43
LEFT LICENSE
PLATE LIGHT
.75 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
0670.4-16
Z3 VERSIONS
X112771COUPE
X7131
.5 BR
X7112S826
LUGGAGE
COMPARTMENT
LIGHT SWITCH B17
RIGHT REAR
BRAKE PAD
SENSOR
.5 BR
E32
REAR CENTER
INTERIOR LIGHT
3X712
.5 BRCOUPE
X130571A36
REAR WIPER/
WASHER INTERVAL
CONTROL
MODULE
2.5 BRCOUPE
X3801E9
REAR DEFOGGER I
2.5 BR COUPE
1.5 BR
1.5 BR

8




 
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 DIAGNO-
SIS PUMP 1210.25-04
3430
1210.25-06
1918
1210.25-04
121291939
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
17111223
1210.25-091210.25-101210.25-09
213327356
1210.25-10
4565
26
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
S3
AUTOMATIC TRANS-
MISSION RANGE SWITCH 1210.25-10
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)A2w
INSTRUMENT
CLUSTER
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)S32
CLUTCH SWITCH
A19007
THERMAL OIL
LEVEL SENSOR
(TOENS) CONTROL
MODULEA837
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)
S8511
REVERSING LIGHT
SWITCH
F10880AF10750A
F20230AF20320AF20430A
P90
FRONT POWER
DISTRIBUTION BOX1210.25-04
P90
FRONT POWER
DISTRIBUTION BOX
Y6550
SOLENOID VALVE
(”RUNNING
LOSSES”) Y6167
VALVE, INDIVIDUAL CONTROL IN-
TAKE SYSTEM
Y6163
SECONDARY AIR PUMP VALVE
Y6120
EVAPORATIVE EMISSION VALVE
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
1210.25 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 TDInstrument cluster
18Not used
19ERFLReverse signalReversing light switch/ Automatic
transmission range switch
20Not used
21AA-OELNOil level signalThermal oil level sensor (TOENS)
control module
22EDFAHRSpeed signal right rearABS/ASC 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
33ES_DWADrive-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 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






S30
BRAKE LIGHT
SWITCH
8
S3
AUTOMATIC
TRANSMISSION
RANGE SWITCH
S8503
PROGRAM SWITCHA8500
TRANSMISSION
CONTROL MODULE
(EGS)
L1 L2 L3 L4
54
P98
FUSE HOLDER IN
E–BOX 2460.2-00
F285A
26
2460.2-03
36379
2460.2-08
F2610AP90
FRONT POWER
DISTRIBUTION BOX 2460.2-03
204513 2718
S8507
KICK–DOWN
SWITCH 2460.2-023428
&& & &
 

 



 








 





F4615AP90
FRONT POWER
DISTRIBUTION BOX 2460.0-04
10
Y8521
TRANSMISSION
VALVE UNIT
522 2460.2-01
AM2460.2-02
X8500
X8500
EGS
Y19
SHIFT–LOCK 2460.2-02
252
A4S 270R
G6400
B+ JUNCTION
POINT E–BOX2460.2-03
2460.2-02
5330334322114
N
S
42 15
A2w
INSTRUMENT
CLUSTER 2460.2-02
8886
F20430A
POWER
DISTRIBUTION
0670.2
85
A6000
ENGINE CONTROL
MODULE (DME) 2460.2-00TXD2
TXD2
D100
DATA LINK
CONNECTOR
A52
SLIP CONTROL
MODULE
(ABS/ASC) 2460.2-02
TXD2
2460.2 ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)




Pin Assignments






E = Input, A = Output, M = Ground
X8500
Pin Type Description/Function Connection
10
Not used
11MGroundShift-lock
12Not used
13ASolenoid valve 3 control (–)Transmission valve unit
14AHydraulic pressure regulator control (–)Transmission valve unit
15Not used
16Not used
17EGear range signal L2Automatic transmission range switch
18EGear range signal L4Automatic transmission range switch
19EBrake pedal positionBrake light switch
20Not used
21Not used
22EManual mode signalProgram switch
23EOutput speed (–)Transmission valve unit
24MGround for shieldShield for speed sensor
25Not used
26Not used
27EKick-down signalKick-down switch
28Not used
29EAutomatic mode signalProgram switch
30EOil temperature signal (–)Transmission valve unit
31EOil temperature signal (+)Transmission valve unit
32Not used
33Not used
34Not used
35EBattery voltageB+ junction point E-box
36AM-program indicationProgram switch
37MGroundGround point
38Not used
39ASolenoid valve 1 control (–)Transmission valve unit



SHIFT LOCK, DATA LINK, KICK–DOWN SWITCH










ELECTRONIC TRANSMISSION CONTROL (EGS A4S 270R)
5V (15)
234 2818 X8500
X85071X6031
5
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
S8507
KICK–DOWN
SWITCH
1) NORMAL
2) ACCELERATOR
PEDAL FULLY
DEPRESSED GROUND
DISTRIBUTION
0670.4 .5 SW/VI.5 BR/VI.5 BL/GN
15 14 X6031
X1001832F46
15AP90
FRONT POWER
DISTRIBUTION BOX
X60312
X850010.35 BL/RT.5 BL/RT
BRAKE LIGHTS
6325.0X181
1.5 BL/RT
2 1 X1178
Y19
SHIFT–LOCKFUSE DETAILS
0670.3
1 2
–
X781
S30
BRAKE LIGHT
SWITCH
1) BRAKE PEDAL
RELEASED
2) BRAKE PEDAL
DEPRESSED
X782
1 2
88 .5 WS/VI
TXD2
GROUND
DISTRIBUTION
0670.4
X6454
52
6A6000
ENGINE CONTROL
MODULE (DME)
32
TXD2 TXD2
X600217 D100
DATA LINK
CONNECTOR
.5 BL/GN
.5 SW/VI .5 BR/VI .5 WS/VI
85 .35 WS/VI
X600023
86 .35 GE
4
CAN – CAN +CAN – CAN +
36
6
.5 GE
X6000437X16
7
.5 BR
CAN – CAN +
A2w
INSTRUMENT
CLUSTER
11 X1170
10
.5 BR
CAN – CAN +A52
SLIP CONTROL
MODULE
(ABS/ASC)
.5 GE
X1893
X1894
.5 GE .5 BR
CAN – CAN +





3
3450.1-013450.1-02
3450.1-00
Y1
ABS HYDRAULIC
UNITP90
FRONT POWER
DISTRIBUTION BOX
K94
ENGINE CONTROL
RELAY (ABS/ASC)
A52
SLIP CONTROL
MODULE
(ABS/ASC)
48 X1175
TXD 46
2619302
S30
BRAKE LIGHT
SWITCH F49
50AF4615A
55
3450.1-03
53
M93
AUXILIARY
THROTTLE
POSITION MOTOR
(ADS) 3450.1-022339 43
R31
AUXILIARY
THROTTLE
POSITION SENSOR 3450.1-02 67
10 36
B2
LEFT FRONT
SPEED SENSOR –
ABS 3450.1-0412 13
B4
LEFT REAR SPEED
SENSOR – ABS 3450.1-0414 15
B1
RIGHT FRONT
SPEED SENSOR –
ABS 3450.1-0411 38
B3
RIGHT REAR
SPEED SENSOR –
ABS 3450.1-0488778118
A6000
ENGINE CONTROL
MODULE (DME) 3450.1-08
76
3354275225634493151
F1030AF135A
S6
ASC SWITCH 3450.1-03
44
LIGHT SWITCH
DETAILS
6300.0
3450.1-03
58g
X1175
2035
3450.1-06
29 X117528
S31
PARK BRAKE
SWITCH 3450.1-02
P95
AUXILIARY FUSE
BOX
F3830A
P90
FRONT POWER
DISTRIBUTION BOX
3450.1-02
A2w
INSTRUMENT
CLUSTER
M VERSIONS
37
!
7124
G6509
GENERATOR
F275A
K95
VALVE RELAY
(ABS/ASC) 3450.1-00
3450.1-00
1230.0 D +
3450.1 SLIP CONTROL (ABS/ASC)





F215A
3450.1-06P90
FRONT POWER
DISTRIBUTION BOX
A52
SLIP CONTROL
MODULE
(ABS/ASC)
13 X1170
8 X1170
TXD 7
!
F275A
A2w
INSTRUMENT
CLUSTER
S30
BRAKE LIGHT
SWITCH F10
30AF4615A
3450.1-05
3450.1-05
12
B2
LEFT FRONT
SPEED SENSOR –
ABS 3450.1-075 6
B4
LEFT REAR SPEED
SENSOR – ABS 3450.1-0719 20
B1
RIGHT FRONT
SPEED SENSOR –
ABS 3450.1-0723 22
B3
RIGHT REAR
SPEED SENSOR –
ABS 3450.1-07211110
A6000
ENGINE CONTROL
MODULE (DME) 3450.1-06A2w
INSTRUMENT
CLUSTER 3450.1-06
9
F215A
S6
ASC SWITCH 3450.1-06
14
LIGHT SWITCH
DETAILS
6300.0
1643450.1-05
58g
X1170
Z3 VERSIONS
24
F3830A
25
SLIP CONTROL (ABS/ASC)