immobilizer BMW Z3M ROADSTER 1998 E36 Electrical Troubleshooting Manual

INDEX






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DATA LINK CONNECTOR, D100 0670.5. . . . . . . . . . . . . . . . . . . . . . . .
DEFOGGER I, REAR, E9 6424.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DIGITAL CLOCK 6213.3-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DIGITAL CLOCK, A110 6213.3-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DOOR JAMB SWITCH, DRIVER’S, S14 5126.0-01. . . . . . . . . . . . . .
DOOR JAMB SWITCH, PASSENGER’S, S13 5126.0-01. . . . . . . . . .
DOOR LOCK MOTOR, DRIVER’S, M12 5126.0-02. . . . . . . . . . . . . .
DOOR LOCK MOTOR, PASSENGER’S, M13 5126.0-02. . . . . . . . . .
DOOR LOCK SWITCH, DRIVER’S, S47 5126.0-00. . . . . . . . . . . . . .
DOOR LOCK SWITCH, PASSENGER’S, S49 5126.0-00. . . . . . . . .
DOUBLE TEMPERATURE SWITCH, S36y 6450.6-04. . . . . . . . . . . .
DRIVE–AWAY PROTECTION (EWS II) 6135.0. . . . . . . . . . . . . . . . . .
DUAL TEMPERATURE SENSOR
(COOLANT TEMPERATURE), B6256 1210.17-02. . . . . . . . . . . . . .
E–BOX FAN 1290.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
E–BOX FAN, M6506 1290.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ELECTRICAL COMPRESSOR, M805 3614.0-00. . . . . . . . . . . . . . . .
ELECTRO–HYDRAULIC CONVERTIBLE TOP 5430.2. . . . . . . . . . .
ELECTRONIC IMMOBILIZER CONTROL MODULE
(EWS II), A836 6135.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ELECTRONIC TRANSMISSION CONTROL
(EGS A4S 270R) 2460.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENGINE CONTROL MODULE (DME), A6000 1210.17. . . . . . . . . . . .
ENGINE CONTROL MODULE (DME), A6000 1210.20. . . . . . . . . . . .
ENGINE CONTROL MODULE RELAY, K6300 1210.17-00. . . . . . . .
ENGINE CONTROL MODULE RELAY, K6300 1210.20-00. . . . . . . .
ENGINE CONTROL RELAY (ABS/ASC),
K94 3450.1-10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ENGINE CONTROL SYSTEM
(DME M5.2, 4–CYLINDER M44) 1210.20. . . . . . . . . . . . . . . . . . . . . .
ENGINE CONTROL SYSTEM MS41.1
(6–CYLINDER M52/S52) 1210.17. . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENGINE COOLANT TEMPERATURE SENSOR, B6232 1210.17-02
ENGINE COOLANT TEMPERATURE SENSOR, B6232 1210.20-05
ENGINE COOLANT TEMPERATURE SENSOR, B6232 6211.0-02
ENGINE COOLANT TEMPERATURE SENSOR, B6236 1210.17-02
ENGINE HOOD SWITCH, S21w 6575.2-00. . . . . . . . . . . . . . . . . . . . .
EVAPORATIVE EMISSION VALVE, Y6120 1210.17-05. . . . . . . . . . .
EVAPORATIVE EMISSION VALVE, Y6120 1210.20-01. . . . . . . . . . .
EVAPORATOR CONTROLLER, S221 6450.6-01. . . . . . . . . . . . . . . .
EVAPORATOR CONTROLLER, S221 6450.6-06. . . . . . . . . . . . . . . .
EVAPORATOR TEMPERATURE SENSOR, B14 6450.6-01. . . . . . .
EVAPORATOR TEMPERATURE SENSOR, B14 6450.6-06. . . . . . .
FOG LIGHT RELAY, FRONT, K47 6312.0-00. . . . . . . . . . . . . . . . . . . .
FOG LIGHT SWITCH, S10 6312.0-00. . . . . . . . . . . . . . . . . . . . . . . . . .
FOG LIGHT, LEFT, E26 6312.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FOG LIGHT, RIGHT, E27 6312.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
FRESH AIR RECIRCULATION MOTOR, M111 6450.6-01. . . . . . . . .
FRESH AIR RECIRCULATION MOTOR, M111 6450.6-06. . . . . . . . .
FUEL CHANGEOVER VALVE, Y6263 1210.20-09. . . . . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 1, Y6101 1210.17-01. . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 1, Y6101 1210.20-01. . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 2, Y6102 1210.17-01. . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 2, Y6102 1210.20-01. . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 3, Y6103 1210.17-01. . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 3, Y6103 1210.20-01. . . . . . . . . . . .






8 2.5 SW/GE7
30
28
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POWER DISTRIBUTION
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
2627
F43
5AF4415A
.75 VI/WS 1.5 VI/SW1.5 VI X888
8 X56
.5 VI
X100183230F45
7.5AF4615A
1.5 VI/WS 1.5 VI/GE
0670.2-05
K2
HORN RELAY
R
2
X33
50
6 .5 GN/WS15I
2.5 GN15
NOT USED5X209
4 RT
X331
0670.2-02
4 RT
2.5 GN/SWS2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
X209
2 4 3 1
2.5 GN2.5 VI
2.5 VI
RR R R
6133.0
24 23
F42
15A
.5 VI/GN.5 VI
R
3
X1659
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
1240.0
31X100182925 .75 VI
22 21
F41
5A
.5 VI/BL.5 VI
R
1.5 VI
X223
1.5 VI
1.5 VI
2
10
32
10
32
10
32
10
3
6135.0






FUSE 31




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FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX
X1067
X102636
A110
DIGITAL CLOCK .5 RT/GE
X1622
A2w
INSTRUMENT
CLUSTER
6211.0
X5223
H10
CHIME MODULE
6211.0N12w
ANTI–THEFT
CONTROL MODULE
(ALPINE)
6575.2
.5 RT/GE .5 RT/GE1 RT/GE .5 RT/GE
X100182
X16595
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) .5 RT/GE
1240.0
X102455
A35y
BOARD
COMPUTER
(BC – LOW)
6581.3 .5 RT/GE
X1952716 .5 RT/GE
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6213.3
6135.0
D110
OBD II
CONNECTOR
F315A
1 X13025
Z3 ROADSTERZ3 ROADSTER

X22272
.5 BR
.5 BR






GROUND DISTRIBUTION
GROUND X18170
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.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

X6869
.5 WS/VI/GE
.5 WS/VI/GE.5 WS/VI/GEX6867
6–CYLINDER
.5 WS/VI






DATA LINK
TXD
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A2w
INSTRUMENT
CLUSTER
X183
.5 WS/VI
A7
SLIP CONTROL
MODULE (ABS) X11
A104
BODY
ELECTRONICS
CONTROL MODULE
(ZKE IV) X10182
X16
TXD
TXD.5 WS/VI .5 WS/VI
28
1211
TXD
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) X1659TXD .35 WS/VI
2
A35y
BOARD
COMPUTER
(BC – LOW) X10245
2
TXDX6002
20
X20
.5 WS/VI
17
88 X8500
.5 WS/VI
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
88 X6000
.5 WS/VI
A6000
ENGINE CONTROL
MODULE (DME)X6866
17D100
DATA LINK
CONNECTOR
.5 WS/VI
TXD.5 WS/VITXD
6–CYLINDER
A52
SLIP CONTROL
MODULE
(ABS/ASC) X1171TXD 7
.5 WS/VI
.75 WS/VI
6–CYLINDER X1170
4–CYLINDER 36
A12
SUPPLEMENTAL
RESTRAINT
SYSTEM CONTROL
MODULE X74TXD .5 WS/VI
9
A52
SLIP CONTROL
MODULE
(ABS/ASC) X1175TXD 46
.5 WS/VI .5 WS/VI
M ROADSTER
WITH ABSM ROADSTER
WITH ASC Z3 ROADSTER
Z3 ROADSTER

366–CYLINDER
6–CYLINDER
X8072
.5 WS/GN






DATA LINK
DATA LINK CONNECTOR, PINS 1, 7, 14, AND 16
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X1047
20 X16
.5 SW
40 X8500
.5 SW
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
X8015
A6000
ENGINE CONTROL
MODULE (DME) X6000
.5 SW
.5 SW3
.5 SW
TD
20 X20
.5 SW
80
12 X1659
.35 SWA836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
12 X10017
7
16 X6002
D100
DATA LINK
CONNECTOR
FUSE DETAILS
0670.3
A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
15 X17
19 X20
.5 WS/GN
.5 WS/GN
14 2.5 RT
G1
BATTERY
POWER
DISTRIBUTION
0670.2
X6410
P90
FRONT POWER
DISTRIBUTION BOXF2610A
POWER
DISTRIBUTION
0670.2
1
41 X1171
A52
SLIP CONTROL
MODULE
(ABS/ASC)
.5 SW
4–CYLINDER
X6412
6–CYLINDER
6–CYLINDER 20 X1175
M ROADSTER

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
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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)


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Pin Assignments
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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

ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)
X16
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85X600086 3660 88 X6000
X6002
.35 SW
TDA6000
ENGINE CONTROL
MODULE (DME)
.35 GE
8586 X8500A8500
TRANSMISSION
CONTROL MODULE
(EGS) 18.5 GN/BL
D100
DATA LINK
CONNECTOR
20A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
.35 SW
20 X20
.5 SW .5 SW
X8015
31 .5 SW
X165912
.5 SW
X1047
TXD2
X60021
D100
DATA LINK
CONNECTOR
3X6860
X1171
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
41
.5 SW
.5 GN/BLR
.5 SW
17
.5 WS/VI/GE
PGSP
A52
SLIP CONTROL
MODULE
(ABS/ASC)
X8090
.35 GE
1 X20
X8091
.35 SW
2 X20
NOT USEDNOT USED CAN-H CAN-L
.35 SW.35 GE






CAN-HIGH CAN-LOW
X6869DATA LINK
0670.5
.5 WS/VI/GE
.5 WS/VI/GE
Z3 ROADSTER






ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)
.5 VI/GR
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#""$


X102454
7
9 24
82
3
.35 WS/SW
18
.5 GN
Ti
5
A52
SLIP CONTROL
MODULE
(ABS/ASC)

31A6000
ENGINE CONTROL
MODULE (DME)
1) DRIVE–AW AY
PROTECTION X6000
19
5 X10054
.5 SW/VI
6 X20
3 X18350
S221
EVAPORATOR
CONTROLLER
.5 WS/RT/GE 4 X1659
.5 WS/SW
1
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)

2.5 GN
81
X69
7
X1171
25X6000
45
5
26 .5 WS/GR/GE
80
6
4
.5 WS/GN .5 WS/GR
.5 WS/RT/GE .5 WS/GR/GE .5 WS/GN .5 WS/GR
15
15 .5 BR/RT
.5 BR/RT
3131
A35y
BOARD
COMPUTER
(BC – LOW)

X183492
S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY

X189
9X20
1 SW/VI 1 SW/VI
1 SW/VI
Z3 ROADSTER