sensor BMW Z3M ROADSTER 1998 E36 Electrical Troubleshooting Manual






GROUND X6454
 !""




#""$


GROUND DISTRIBUTION
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
X850034 6
1.5 BR
W6165
SHIELD UP TO
10mm BEFORE
IGNITION COIL
CONNECTOR
X6462
X6492
6 BR
X6002
19
X6454
B6209
HALL EFFECT CAM-
SHAFT SENSOR
A6000
ENGINE CONTROL
MODULE (DME)
X60003428
2.5 BR
6
2.5 BR55
2.5 BR
X6463
4 BRD100
DATA LINK
CONNECTOR
B6217
HOT FILM AIR
MASS METER
1.5 BR
1.5 BR 1.5 BRX6217
1
X6209
3
.5 BR
1.5 BR
K6326
UNLOADER RELAY,
TERMINAL 15
.5 BRX6326
4
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
1 BRX8500
28
3
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
X6203
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
X6460
1X6091
X609130
.5 BR
4–CYLINDER
.5 BR
K6304
SECONDARY AIR
PUMP RELAY
X6304
5
.35 BR






W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
1.5 BR
GROUND DISTRIBUTION
GROUND X6454
 !""




#""$


.5 BR
X6459
X6454
1.5 BR/OR
4 BR 4 BR/OR19
X6002D100
DATA LINK
CONNECTOR A8500
TRANSMISSION
CONTROL MODULE
(EGS)
1.5 BR 1.5 BR/OR
X6458
2.5 BR 1.5 BR 1.5 BR/OR
W6165
SHIELD UP TO
10mm BEFORE
IGNITION COIL
CONNECTOR
B6207
HOT FILM AIR
MASS METER
X6492
.5 BR/OR
X60004343228X62071
A6000
ENGINE CONTROL
MODULE (DME)K6326
UNLOADER RELAY,
TERMINAL 15
X6326
4
.5 BR34 28 X8500
6–CYLINDER
Z3 ROADSTER
M6506
E–BOX FAN
X6506
1
.5 BR
M ROADSTER

1.5 BRS221
EVAPORATOR
CONTROLLER
.75 BR






GROUND DISTRIBUTION
GROUND X9633
 !""




#""$


X1115
X6234Y5
DRIVER’S SIDE
MIRROR
X6252S17
MIRROR CONTROL
SWITCH
K16
HAZARD FLASHER
RELAY
.5 BR
X648
X2951S5
WIPER/WASHER
SWITCH
.75 BR
X849
X2571
.75 BR
2.5 BR
X1616
X3331M3
WIPER MOTOR
X10141E28
FRONT CIGAR
LIGHTER
2.5 BR
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
X183496
X189832E105
HEAT/A/C
CONTROL PANEL
ILLUMINATION
X814
2.5 BR.5 BR/WS .5 BR/
WS.5 BR/
WS .5 BR
1 BR .75 BR .75 BR
6 BR
.5 BR
X7493M21
DRIVER’S WINDOW
MOTOR
A51
WIPER/WASHER
MODULE
X2857
.75 BR
X183491S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY
1.5 GN/BRM ROADSTER

21
.5 BR
.5 BR .5 BR
 !""




#""$


H1w
ANTI–THEFT HORN
(ALPINE)
3
X3721
X63
4
1.5 BR X10008
1 BR
A2w
INSTRUMENT
CLUSTER
X17
.5 BR
X3312S2
IGNITION SWITCH
.5 BR
.5 BR X85
3Y4z
WATER VALVE
K48
LOW BEAM LIGHT
RELAY
2
X454
6 BR
X9633
X10024
.5 BR .5 BR
B18
BRAKE FLUID
LEVEL SWITCH
.5 BR
X584K4
BLOWER RELAY
.5 BR
X11353
2.5 BRX10048
K46
HIGH BEAM LIGHT
RELAY
X102624
X111
1 BR1.5 BR X1107
.5 BR
X705M25
CRUISE CONTROL
ACTUATOR
(TEMPOMAT)
B2
LEFT FRONT
SPEED SENSOR –
ABS
X1143
K9
UNLOADER RELAY,
TERMINAL 15
.75 BR
1.5 BR
6 BR
Z3 ROADSTER 6–CYLINDER
M ROADSTER WITH ABS
X189941
S235
STARTER
IMMOBILIZATION
SWITCH
.35 BRM ROADSTER AND
4–CYLINDER
NOT USED
WITH EGS
.5 BRX504K33a
AIR CONDITIONING
RELAY, MOTRONIC
M ROADSTER
K46z
DAY LIGHT RELAY
MODULECDN

.5 BR/OR
.5 BR/OR






GROUND DISTRIBUTION
GROUND X10010
 !""




#""$


.75 BR/ORX65
8N17
CRASH CONTROL
MODULE
N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE) A64
WIPER/WASHER
MODULE (LOW II)
24
X28515
X13011
.5 BR/OR .75 BR/OR
A2w
INSTRUMENT
CLUSTER
.5 BR/OR
.5 BR/OR
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
X2217
X16
1.5 BR/OR
.5 BR/OR
S58
DRIVER’S SEAT
BELT SWITCH
1
X7781
1 BR/ORX64591
.5 BR/OR
B78
DRIVER’S SIDE
IMPACT SENSOR
.5 BR/OR
X7702B21
ON–BOARD
COMPUTER
TEMPERATURE
SENSOR
.5 BR/OR
B79
PASSENGER’S
SIDE IMPACT
SENSOR
X18861
X1885
S59
PASSENGER’S
SEAT BELT SWITCH
X185181
X102603
X130253
A835
TRANSMITTER
MODULE (EWS II)
X101825A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV).75 BR/OR
LATE PRODUCTION
A113
SEAT
OCCUPANCY
DETECTOR
X102182
.5 BR/OR
X102456A35y
BOARD
COMPUTER
(BC – LOW).5 BR/OR
Z3 ROADSTER






#""$
GROUND DISTRIBUTION
GROUND X13006

B17
RIGHT REAR
BRAKE PAD
SENSOR
 !""




E99
HARD TOP
CONNECTOR 11.5 BR
X7101
E44
RIGHT LICENSE
PLATE LIGHT
X380
1 X1102
X1625
X1624
X13007
.75 BR
2.5 BR 1.5 BR
4 BR .5 BR
X7131
X13006
0670.4-13
X7091
E43
LEFT LICENSE
PLATE LIGHT
.75 BRX711
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
MICRO 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
MICRO SWITCH
X10299
2
.5 BR
2.5 BR
.5 BRX352
1S14
DRIVER’S DOOR
JAMB SWITCH
.5 BR
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
2.5 BR
X114032
X114022
.75 BR .75 BR
M ROADSTER

X22272
.5 BR
.5 BR






GROUND DISTRIBUTION
GROUND X18170
 !""




#""$


.5 BR
X400
X1608
.5 BR
1.5 BR 1.5 BR
.5 BR1E58
PASSENGER’S
SEAT HEATER
S6
ASC SWITCH S4
HORN SWITCH
8
X321
X521
4
X1617
.75 BR
S76
REAR WINDOW
DEFOGGER
SWITCH
X7403E59
PASSENGER’S
SEATBACK
HEATER
.5 BR
X898
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
X16597
.5 BR.75 BR 2 TELEPHONE
CONNECTOR
X7333E56
DRIVER’S SEAT-
BACK HEATER1E57
DRIVER’S SEAT
HEATER
4
.5 BR
.5 BR .5 BR
1.5 BR.5 BRX532
2
H10
CHIME MODULE
3
X5221
X1213
1
X13047
.5 BR
A110
DIGITAL CLOCK
X5163S18
HAZARD SWITCH X10263
S8
LIGHT SWITCH
X183332
E29
FRONT CIGAR
LIGHTER LIGHT
E25
FRONT ASHTRAY
LIGHT
X1226
1 BR.5 BR
X10013
.5 BR
X1098
2
.5 BR .5 BR
B1
RIGHT FRONT
SPEED SENSOR –
ABS
X1133
.5 BR
4–CYLINDER
X130451S143
CONVERTIBLE TOP
ACTUATING
SWITCH
.5 BR
Z3 ROADSTER
M ROADSTER
1
E96
GEAR SHIFT
LEVER INDICA-
TOR
X1439M ROADSTER
.5 BR
S7
COMBINATION
SWITCH
.5 BR

4
.5 BR
 !""




#""$
.5 BR
4 BR
X11355
1.5 BR
.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
.5 BR
X3901
X195275
H8
RIGHT FRONT
AUXILIARY TURN
LIGHT
4 BR
X1325215A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV)
S8503
PROGRAM
SWITCH
X85032
.5 BR
X181701.5 BR 1.5 BR .5 BR
4
D110
OBD II
CONNECTOR
S30
BRAKE LIGHT
SWITCH
X784
.5 BR
.5 BR
2
S559
PASSENGER’S AIR
BAG CUT–OFF
SWITCH
X19565
LATE PRODUCTION
B2
LEFT FRONT
SPEED SENSOR –
ABS
X1143
X1133
.5 SW
.5 BRX96475
.5 SW
B1
RIGHT FRONT
SPEED SENSOR –
ABS
Z3 ROADSTER
6–CYLINDER
LATE PRODUCTION
X1618
1.5 BR1.5 BR
B2
LEFT FRONT
SPEED SENSOR –
ABS
X1143
X1133
.5 SW
.5 BRX13304.5 SW
B1
RIGHT FRONT
SPEED SENSOR –
ABS
B1
RIGHT FRONT
SPEED
SENSOR –
ABS
X1133
.5 BR
.5 BRM ROADSTER
WITH ASCM ROADSTER
WITH ABS

S221
EVAPORATOR
CONTROLLER 1210.17-09
1210.17-12 * 55 * 76 * 70 * 61 * 78 * 72
45
B6204
CAMSHAFT
POSITION SENSOR
(CYLINDER
IDENTIFICATION) 1210.17-06
 !""
#""$
A6000
ENGINE
CONTROL
MODULE (DME) 1210.17-00
7387
1210.17-02
B6207
HOT FILM AIR
MASS METER K6300
ENGINE CONTROL
MODULE RELAY
87
A8500
TRANSMISSION
CONTROL
MODULE (EGS)
26
1210.17-00
Y6101
CYL. 1 FUEL
INJECTION VALVE
Y6102
CYL. 2 FUEL
INJECTION VALVE
Y6103
CYL. 3 FUEL
INJECTION VALVE 1210.17-01
29
T6151
CYL. 1 IGNITION
COIL
T6154
CYL. 4 IGNITION
COIL
3
T6152
CYL. 2 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL
T6155
CYL. 5 IGNITION
COIL
T6156
CYL. 6 IGNITION
COIL
18161456
B6205
INTAKE AIR
TEMPERATURE
SENSOR39
B6236
ENGINE COOLANT
TEMPERATURE
SENSOR
12 4442
R6252
THROTTLE
POSITION SENSOR
22 1210.17-05
15S2
IGNITION SWITCH
301312
1210.17-03
1210.17-03
1210.17-02
1210.17-05
A836
ELECTRONIC IMMOBILIZER
CONTROL MODULE (EWS II) 1210.17-09
1210.17-12 X6000
88
S221
EVAPORATOR
CONTROLLER
TXD
B8y
PRESSURE
SWITCH
1210.17-02
+
–
G6430
B+ JUMP START
JUNCTION POINT
D100
DATA LINK
CONNECTOR 1210.17-00
19
F165AP90
FRONT POWER
DISTRIBUTION BOX 1210.17-07
74K19
COMPRESSOR
CONTROL RELAY
1210.17-07
86
85
F1815A
P90
FRONT POWER
DISTRIBUTION BOX
M2
FUEL PUMPK6301
CYL. 1–6 FUEL
PUMP RELAY
1210.17-10
1210.17-111210.17-10
1210.17-11
Y6104
CYL. 4 FUEL
INJECTION VALVE
Y6105
CYL. 5 FUEL
INJECTION VALVE
Y6106
CYL. 6 FUEL
INJECTION VALVE 1210.17-01
241210.17-0562
Y6275
VARIABLE CAM-
SHAFT CONTROL
VALVE 1
Y6120
EVAPORATIVE
EMISSION VALVE
Y6163
SECONDARY AIR
PUMP VALVE
Y6550
SOLENOID VALVE
(”RUNNING
LOSSES”)
23 503368+
–+
–
B9508
PRESSURE
SWITCHX6000
X6000
65
B6240
KNOCK SENSOR 1210.17-06
5963
S220
AIR CONDITIONING/
RECIRCULATING
SWITCH ASSEMBLY 1210.17-09
1210.17-12
9
A35y
BOARD
COMPUTER
(BC – LOW) 1210.17-098081
A52
SLIP CONTROL
MODULE
(ABS/ASC)
1210.17-00
M6506
E–BOX FAN 1210.17-00
B62202
OXYGEN SENSOR II
(BEHIND CATALYTIC
CONVERTER)
B62201
OXYGEN SENSOR II (IN
FRONT OF CATALYTIC
CONVERTER)
B62102
OXYGEN SENSOR I
(BEHIND CATALYTIC
CONVERTER)
B62101
OXYGEN SENSOR I (IN
FRONT OF CATALYTIC
CONVERTER) 1210.17-10
1210.17-11
7977715425 75 67
20
A2w
INSTRUMENT
CLUSTER
4636
49
Y6133
AIR PUMP 1210.17-05
F135A
SPARK PLUGS
B6247
CHARCOAL
FILTER SHUT–
OFF VALVE
511210.17-04
K6304
SECONDARY AIR
PUMP RELAY
K6326
UNLOADER RELAY,
TERMINAL 15
35
G6430
B+ JUMP START
JUNCTION POINT1210.17-05
11 4 0
B65
FUEL TANK
PRESSURE
SENSOR 1210.17-0432 3444364158286
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
85415758
B6203
CRANKSHAFT
POSITION/RPM
SENSOR 1210.17-06
3883 48
53 27Y6130
IDLE SPEED
CONTROL VALVE 1210.17-015 6211210.17-01
1210.17-05
60
D100
DATA LINK
CONNECTOR1210.17-02
1210.17-04
1210.17-08
1210.17-12
10
1210.17-07
1210.17-071210.17-09
69
2852
NOT USED
1210.17-08
1210.17-02
Z3 ROADSTER B6210y
OXYGEN SENSOR (IN
FRONT OF CATALYTIC
CONVERTER)
B6220y
OXYGEN SENSOR
(BEHIND CATALYTIC
CONVERTER) M ROADSTER
Z3 ROADSTER
A7
SLIP CONTROL
MODULE (ABS) 1210.17-12
WITH ABS WITH ASC * M ROADSTER
1210.17-12
Z3 ROADSTER
1210.17 ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52/S52)


#""$
Pin Assignments
 !""





E = Input, A = Output, M = Ground
X6000
Pin Type Description/Function Connection
1
ACyl. 2 ignition coil controlCyl. 2 ignition coil
2ACyl. 4 ignition coil controlCyl. 4 ignition coil
3ACyl. 6 ignition coil controlCyl. 6 ignition coil
4MGroundGround point
5ACyl. 2 fuel injection valve controlCyl. 2 fuel injection valve
6ACyl. 1 fuel injection valve controlCyl. 1 fuel injection valve
7MGroundHot wire air mass meter
8EHot wire air mass meterHot wire air mass meter
9ETI-measurement signal (fuel consumption)Board computer (Z3 Roadster)
10EEngine coolant temperatureEngine coolant temperature sensor
11EFuel tank pressureFuel tank pressure sensor
12EThrottle position signalThrottle position sensor
13Not used
14EIntake air temperatureIntake air temperature sensor
15ERight rear speed signalABS/ASC control module
16EActivate A/CPressure switch
17Not used
18EDrive-away protection signal (code)Electronic immobilizer control module
(EWS II)
19EA/C-ON-signalAir conditioning operating unit
20A“Check engine” indicator controlInstrument cluster
21ACamshaft controlVariable camshaft control valve
22ACyl. 3 fuel injection valve controlCyl. 3 fuel injection valve
23ACyl. 6 fuel injection valve controlCyl. 6 fuel injection valve
24ACyl. 4 fuel injection valve controlCyl. 4 fuel injection valve
25MOxygen sensor heating groundOxygen sensor (in front of catalytic
converter)
26EBattery voltageB+ jump start junction point
27AActivate valveIdle speed control valve
28MGroundGround point
29ACyl. 1 ignition coil controlCyl. 1 ignition coil