1998 BMW M3 fuel




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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)Instrument cluster
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
15ESpeed signal right rearABS/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
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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
43ECamshaft positionCamshaft 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 valveCarbon canister valve
52ASignal exhaust flapExhaust gas flap valve
53AActivate valveIdle speed controle valve
54EBattery voltage, terminal 87Engine control module relay
55MOxygen sensor heating groundOxygen sensor (in front of catalytic
converter)
56MGroundGround point
57ECyl. 1-3 knock sensorKnock sensor
58ECyl. 1-3 knock sensorKnock sensor
59ECyl. 4-6 knock sensorKnock sensor



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Pin Assignments
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
60
EProgramming voltageData link connector
61MOxygen sensor heating groundOxygen sensor (behind catalytic converter)
62AActivate valveSecondary air pump value
63ECyl. 4-6 knock sensorKnock sensor
64MGroundCamshaft position sensor
65ECamshaft positionCamshaft position sensor
66Not used
67MOxygen sensor signal groundOxygen sensor (in front of catalytic
converter)
68AActivate valveEvaporative emission valve
69AActivate relayFuel pump relay
70MOxygen sensor signal groundOxygen sensor (in front of catalytic
converter)
71MOxygen sensor signal groundOxygen sensor (behind catalytic converter)
72MOxygen sensor signal groundOxygen sensor (behind catalytic converter)
73EActivate relayEngine control module relay
74AActivate A/C compressorCompressor control relay
75ESensor signalOxygen sensor (in front of catalytic
converter)
76ESensor signalOxygen sensor (in front of catalytic
converter)
77ESensor signalOxygen sensor (behind catalytic converter)
78ESensor signalOxygen sensor (behind catalytic converter)
79MOxygen sensor heating groundOxygen sensor (behind catalytic converter)
80AASC signal ZASlip control module (ABS/ASC)
81AASC signal ZWVSlip control module (ABS/ASC)
82AASC signal MSRSlip control module (ABS/ASC)
83ESensor signalCrankshaft position/RPM sensor
84Not used
85E/ACAN-LOWTransmission control module (EGS)
86E/ACAN-HIGHTransmission control module (EGS)
87EBattery voltage, terminal 87Engine control module relay
88E/ATxD diagnosis data linkData link connector

ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)
Y6120
EVAPORATIVE
EMISSION VALVE
.5 RT/WS
2
X6120
1 X6120
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A6000
ENGINE CONTROL
MODULE (DME) .5 BR
Y6106
CYL. 6 FUEL
INJECTION VALVE
–+
–+Y6101
CYL. 1 FUEL
INJECTION VALVE
–+
Y6102
CYL. 2 FUEL
INJECTION VALVE
–+
Y6103
CYL. 3 FUEL
INJECTION VALVE
–+
Y6104
CYL. 4 FUEL
INJECTION VALVE
–+
Y6105
CYL. 5 FUEL
INJECTION VALVE
–+
2716865222423 X6000
.5 RT/WS
1 X6101
1 X6103
.5 RT/WS
1
X6105
1 X6106
.5 RT/WS
1 X6104.5 RT/WS
1 X6102
.5 RT/WS1 RT/WS
2 X6130
2 X61022 X61042 X6106
2
X61052 X6103
2X6101
.75 BR/WS .75 BR/RT .75 BR/GE .75 BR/BL .75 BR/GN .75 BR/VI X6130
Y6130
IDLE SPEED
CONTROL VALVEX6820
.5 RT/WS
1210.17-00
1.5 RT/WS1210.17-00
33 .5 WS/
GN
3
.5 WS/
GE
53
1210.17-05 .5 RT/WS
3131313131313131






ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)
P90
FRONT POWER
DISTRIBUTION BOX
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.5 RT/WS 2.5 RT/WS
.5 RT/WS
X6381
GROUND
DISTRIBUTION
0670.4
F1815A
2 X638
X20132 6 8 X6301
69X6301
4
1.5 GN/VI
2.5 GN/VI
.5 BR/GN
M2
FUEL PUMP
A6000
ENGINE CONTROL
MODULE (DME)
K6301
CYL. 1–6 FUEL
PUMP RELAY /
&!
X6000
X13006
1.5 RT
FUSE DETAILS
0670.3 1.5 GN/VIX8007
25
.5 RT/WS
X1001615
16 X10016
1210.17-00
X6822





6775
1210.17-05
70 55 76
X208 1 RT/WS
124 3
X62101
X62101
B62101
OXYGEN SENSOR I
(IN FRONT OF
CATALYTIC
CONVERTER)
2 143
X62201
X62201
B62201
OXYGEN SENSOR
II (IN FRONT OF
CATALYTIC
CONVERTER) .5 RT/WS
.5 SW .5 GE .5 BR .5 SW.5 GE .5 BR1 RT/WS/GE
71 79 77
2 14 3
X62102
X62102
B62102
OXYGEN SENSOR I
(BEHIND
CATALYTIC
CONVERTER) .5 RT/WS
.5 SW .5 GE .5 BR
72 61 78
2 14 3
X62202
X62202
B62202
OXYGEN SENSOR
II (BEHIND
CATALYTIC
CONVERTER) .5 RT/WS
.5 SW .5 GE
.5 BR (PARTIAL)
1210.17-09
/"&/
/"&/

ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)

.5 VI/GR
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A2w
INSTRUMENT
CLUSTER
1) FUEL
CONSUMPTION
X16
21
7
9 24
82
3
.35 WS/SW .5 WS/SW
.5 WS/SWX228INSTRUMENT
CLUSTER
6211.0
18
.5 GN
TI
5
A52
SLIP CONTROL
MODULE
(ABS/ASC)

31A6000
ENGINE CONTROL
MODULE (DME)
1) DRIVE–AW AY
PROTECTION X6000
19
8 X10054
.5 VI/GR
6 X20
10 X1527
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
.5 WS/RT/GE 4 X1659
.5 WS/SW




1A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)

.35 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.35 VI/GR
15
9
15 .5 BR/RT
.5 WS/GR/GE
X20
15
1
3131
,. #.
56
GROUND
DISTRIBUTION
0670.4
X102732
521
.5 GR/VIX2152
X14
.5 GR/VI
P97
AUXILIARY FUSE
BOX
F50
5A
1X10273
2X14
3
.5 GR/VI
1 X13172
1 RT/WS/GE
2X13172Y198
EXHAUST GAS
FLAP VALVE
1210.17-10 1210.17-04
1 RT/WS/GE
1 RT/WS/GE
1 RT/WS/GE
.5 RT/WS/GE
31

ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)
X17





OBD II DIAGNOSIS
 $%%



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46X600011
.5 GE/RT.5 GN/BL.5 GN/RT
51 20
.5 GR
.5 WS/VI/GE
D100
DATA LINK
CONNECTOR1210.17-05 1210.17-06
A6000
ENGINE
CONTROL
MODULE (DME)
42 .5 SW/VI/GE
X6868
.5 RT/GN .5 BR/SW P90
FRONT POWER
DISTRIBUTION BOX
F4615A
FUSE DETAILS
0670.3
32X10018
8X60314
675
7 X19527
D110
OBD II
CONNECTOR
.5 WS/VI/GE
231
18192028
.35 WS/VI/GE
.5 GE/RT .5 GN/BL .5 GN/RT .5 GR .5 GR/WS .5 BR/SW
X161316
B72
FUEL TANK
PRESSURE
SENSOR123
.5 GE/RT .5 GR/WS .5 BR/SW
1
.5 GN/BL
Y199
CARBON
CANISTER VALVE2 1 RT/WS/GE
A2w
INSTRUMENT
CLUSTER1210.17-09
X13171
DDS 87 DDS 31 DDS 51GX14
X13170
X6002
X8103
.5 SW/VI/GEX6031

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44 162078308546
1210.20-00
27K6300
ENGINE CONTROL
MODULE RELAY
T6151
CYL. 1 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
Y6120
EVAPORATIVE
EMISSION VALVE 1210.20-01
61
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 1210.20-06A6000
ENGINE CONTROL
MODULE (DME)
4950
T6152
CYL. 2 IGNITION
COIL 1210.20-03
T6153
CYL. 3 IGNITION
COIL 1210.20-03
22 23T6154
CYL. 4 IGNITION
COIL 1210.20-03
X6000

X6000
862853X6000
54
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 1210.20-00
11
1210.20-08
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
1210.20-08
B8y
PRESSURE
SWITCH
1210.20-06
S36y
DOUBLE
TEMPERATURE
SWITCH
68
1210.20-05
K21
NORMAL SPEED
RELAY
57
G6430
B+ JUMP START
JUNCTION POINT0670.2-00
58Y6131
INTAKE AIR RES-
ONANCE CHANGE-
OVER VALVE 1210.20-01
Y6130
IDLE SPEED
CONTROL VALVE 1210.20-01
29 X60002
7
6
7
6B6209
HALL EFFECT CAM-
SHAFT SENSOR 1210.20-04
B6217
HOT FILM AIR
MASS METER
45
1210.20-06
1721
M2
FUEL PUMPK6301w
FUEL PUMP RELAY
1210.20-041210.20-04
56
K6326
UNLOADER RELAY,
TERMINAL 15 1210.20-02
1210.20-05
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
10838
A2w
INSTRUMENT
CLUSTER
4280
F165AP90
FRONT POWER
DISTRIBUTION BOX 1210.20-08
36K19
COMPRESSOR
CONTROL RELAY
1210.20-08
191
B6240
KNOCK SENSOR 1210.20-05
40707174
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR 1210.20-05
34 556
1210.20-06
A202
ABS CONTROL
MODULE/HY-
DRAULIC UNIT
79
A52
SLIP CONTROL
MODULE
(ABS/ASC) 1210.20-06
323
G6430
B+ JUMP START
JUNCTION POINT
SPARK PLUGS1210.20-07 1210.20-06
WITH ASC WITH ABS 4
63
G6430
B+ JUMP START
JUNCTION POINT
1210.20-05
60
DATA LINK
0670.5
1210.20-08
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
69
77
B62002
OXYGEN SENSOR
(BEHIND
CATALYTIC
CONVERTER) 1210.20-04
B9508
PRESSURE
SWITCH
X6000
D100
DATA LINK
CONNECTOR
1210.20 ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)