1998 BMW Z3M ROADSTER ignition

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




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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

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)


#""$
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


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Pin Assignments
 !""





E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
30
ACyl. 3 ignition coil controlCyl. 3 ignition coil
31ACyl. 5 ignition coil controlCyl. 5 ignition coil
32MGroundGround point
33ACyl. 5 fuel injection valve controlCyl. 5 fuel injection valve
34MGroundGround point
35AActivate relaySecondary air pump relay
36ACrankshaft RPM speed signal TDInstrument cluster
37Not used
38MGroundShield knock sensor
39MGroundTemperature sensors
40MGroundCrankshaft position/RPM sensor
Fuel tank pressure sensor
41MGroundShield camshaft position sensor
42MGroundThrottle position sensor
43MGroundCamshaft position sensor
44AVoltage supplyThrottle position sensor
Fuel tank pressure sensor
45AThrottle position signalABS/ASC control module
46ETI-measurement signal (fuel consumption)Instrument cluster
47Not used
48AVoltage supplyCrankshaft position/RPM sensor
49ETerminal 15Ignition switch
50ARunning lossesSolenoid valve
51AActivate valveCharcoal filter shut off valve
52ASignal exhaust flapNot used (Z3 Roadster)
53AActivate valveIdle speed control valve
54EBattery voltage, terminal 87Engine control module relay
55MOxygen sensor heating groundOxygen sensor II (in front of catalytic
converter) (M Roadster)
56MGroundGround point
57ECyl. 1-3 knock sensorKnock sensor
58ECyl. 1-3 knock sensorKnock sensor
59ECyl. 4-6 knock sensorKnock sensor

.5 GN
1






ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52/S52)
2.5 GN#'
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7 X33
POWER
DISTRIBUTION
0670.2
21 X20
49 X6000
2.5 GNS2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
.75 GN
.5 GN
43 .5 BR/GR
.5 BR/RT
B6256
DUAL
TEMPERATURE
SENSOR
(COOLANT
TEMPERATURE)1 2 X6205
.5 BR/GR
B6205
INTAKE AIR
TEMPERATURE
SENSOR .5 GR
14 3910 X6000
A6000
ENGINE CONTROL
MODULE (DME) X203
2.5 GN
1 X209
X6832
X8038
2
X6256
X8071X8051
A2w
INSTRUMENT
CLUSTER
1112 X20
17 18 X17
.5 BR/GE .5 BR/VI
.5 BR/GE .5 BR/VI
.5 BR/GE .5 BR/VI
.5 BR/GR
B6236
ENGINE COOLANT
TEMPERATURE
SENSORB6232
ENGINE COOLANT
TEMPERATURE
SENSOR
2
10
3
R
1 X6150
2
4 X6326
K6326
UNLOADER RELAY,
TERMINAL 15
2.5 GN
8 X6326
30
87
+( '
X6830
62.5 RT
85 86
2.5 GN
2.5 GNGROUND
DISTRIBUTION
0670.4
2.5 RTX6413
X6415POWER
DISTRIBUTION
0670.210 RT
X6432
POWER
DISTRIBUTION
0670.2
G6430
B+ JUMP START
JUNCTION POINT
10 RT

1.5 SW/WS
29 X6454
GROUND
DISTRIBUTION
0670.42
 !""


#""$


1 3 X6151
X64561 SW/WS
X61521
1 GN1 GN1 GN
3
3 X6152
1 30 2 31 3 X6000
X6831
T6151
CYL. 1 IGNITION
COIL
T6152
CYL. 2 IGNITION
COIL
W6165
SHIELD UP TO
10mm BEFORE
IGNITION COIL
CONNECTOR
A6000
ENGINE CONTROL
MODULE (DME) 1.5 SW/RT 1.5 SW/GE 1.5 SW/BL
1.5 SW/GN1.5 SW/VI 1 SW/RT 1 SW/GE 1 SW/BL 1 SW/GN 1 SW/VI1 GN 1 GN 1 GN
X6151
2
2
X6153
X61532 1
X61541 3 X61542T6154
CYL. 4 IGNITION
COIL
3 X6155
X61552 1
X61561 3 X6156
T6156
CYL. 6 IGNITION
COIL
T6153
CYL. 3 IGNITION
COILT6155
CYL. 5 IGNITION
COIL
1 BR 1 BR 1 BR 1 BR 1 BR 1 BR
GROUND
DISTRIBUTION
0670.4
2.5 GN
4 9 7 6 3 10 X6150
313131313131
R8554
RESISTOR240
2W
1.5 BRX6456
GROUND
DISTRIBUTION
0670.4
R8554
RESISTOR240
2W
1.5 BRX6456
GROUND
DISTRIBUTION
0670.4
R8554
RESISTOR240
2W
1.5 BR

 !""

#""$
442078308546 X6000
1210.20-00
27K6300
ENGINE CONTROL
MODULE RELAY
T6151
CYL. 1 IGNITION
COIL
T6152
CYL. 2 IGNITION
COIL
S2
IGNITION
SWITCH
1210.20-03
31Y6101
CYL. 1 FUEL
INJECTION VALVE
Y6102
CYL. 2 FUEL
INJECTION VALVE
Y6103
CYL. 3 FUEL
INJECTION VALVE
Y6104
CYL. 4 FUEL
INJECTION VALVE 1210.20-01
26
1210.20-02
RXD
TXD 87
88
R6252
THROTTLE
POSITION
SENSOR 1210.20-05
B6205
INTAKE AIR
TEMPERATURE
SENSOR 1210.20-05
B6203
CRANKSHAFT
POSITION/RPM
SENSOR 1210.20-04
B62001
OXYGEN SENSOR
(IN FRONT OF
CATALYTIC
CONVERTER) 1210.20-04
Y6131
INTAKE AIR RES-
ONANCE CHANGE-
OVER VALVE
Y6120
EVAPORATIVE
EMISSION VALVE
Y6263
FUEL CHANGE-
OVER VALVE 1210.20-09
66
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 1210.20-06A6000
ENGINE CONTROL
MODULE (DME)
50
T6153
CYL. 3 IGNITION
COIL
T6154
CYL. 4 IGNITION
COIL 1210.20-03
23
X6000

D100
DATA LINK
CONNECTOR
X6000
862853X6000
54
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 1210.20-00
11
1210.20-08
S221
EVAPORATOR
CONTROLLER
1210.20-08
B9508
PRESSURE
SWITCH
1210.20-06
S36y
DOUBLE
TEMPERATURE
SWITCH
68
1210.20-06
K21
NORMAL SPEED
RELAY
57
G6430
B+ JUMP START
JUNCTION POINT1210.20-00
Y6130
IDLE SPEED
CONTROL VALVE 1210.20-01
29 X60002
.
.
B6209
HALL EFFECT CAM-
SHAFT SENSOR 1210.20-04
B6217
HOT FILM AIR
MASS METER
45
1210.20-06
1721
F1815A
P90
FRONT POWER
DISTRIBUTION BOX
M2
FUEL PUMPK6301w
FUEL PUMP RELAY
1210.20-021210.20-02
F135A
631210.20-026564
K6326
UNLOADER RELAY,
TERMINAL 15 1210.20-02
1210.20-05
A836
ELECTRONIC
IMMOBILIZER CONTROL
MODULE (EWS II)
10
A35y
BOARD COMPUTER
(BC – LOW)
838
A2w
INSTRUMENT
CLUSTER
4280
1210.20-08
S220
AIR CONDITION-
ING/RECIRCULAT-
ING SWITCH
ASSEMBLY
69
1210.20-08
S221
EVAPORATOR
CONTROLLER
F165AP90
FRONT POWER
DISTRIBUTION BOX 1210.20-08
36K19
COMPRESSOR
CONTROL RELAY
1210.20-08
86
85
19177
B6240
KNOCK SENSOR 1210.20-05
407071
B62002
OXYGEN SENSOR
(BEHIND
CATALYTIC
CONVERTER) 1210.20-04
74
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR 1210.20-05
34 55679
A52
SLIP CONTROL
MODULE
(ABS/ASC) 1210.20-06
323
G6430
B+ JUMP START
JUNCTION POINT1210.20-09
1210.20-05
1210.20-07 1210.20-06
461 581210.20-01
B6247
CHARCOAL FILTER
SHUT–OFF VALVE 1210.20-02
56 49 22
Y6163
SECONDARY AIR
PUMP VALVE 1210.20-09K6304
SECONDARY AIR
PUMP RELAY
B65
FUEL TANK
PRESSURE
SENSOR 1210.20-05
72
Y6133
AIR PUMP 1210.20-09
1210.20-02
1210.20-09
60
D100
DATA LINK
CONNECTOR
16
1210.20 ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)



#""$
Pin Assignments
 !""





E = Input, A = Output, M = Ground
X6000
Pin Type Description/Function Connection
89
AOxygen sensor heating (–)Oxygen sensor (behind catalytic converter)
90AActivate valveIdle speed control valve
91AActivate valveCyl. 1 fuel injection valve
92AActivate valveCyl. 4 fuel injection valve
93Not used
94MGround, fuel injection valve output stagesGround point
95Not used
96A“Check engine” indicator controlInstrument cluster
97Not used
98EDrive-away protection signalElectronic immobilizer control module
(EWS II)
99EActivate A/CPressure switch
100Not used
101Not used
102Not used
103Not used
104EIntake air temperatureIntake air temperature sensor
105MGroundHot film air mass meter
106Not used
107EOxygen sensor signalOxygen sensor (in front of catalytic
converter)
108ECrankshaft position/RPMCrankshaft position/RPM sensor
109ECamshaft positionHall effect camshaft sensor
11 0ACyl. 3 ignition coil controlCyl. 3 ignition coil
111ACyl. 4 ignition coil controlCyl. 4 ignition coil
11 2Not used
11 3Not used
11 4EBattery voltageB+ jump start junction point
11 5AEngine control module relay controlEngine control module relay, terminal 85
11 6MGround for electronics and shielding of
sensorsGround point