1999 BMW M3 engine




Pin Assignments





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)




X6300
POWER








48
.5 RT
4 RT/WS
.5 RT/WS.5 BR
4 RT4 RT
6 X6300
73 5426 X6000
26X7000
X6821
2
K6300
ENGINE CONTROL
MODULE RELAYG6430
B+ JUMP START
JUNCTION POINT
A6000
ENGINE CONTROL
MODULE (DME)86
8530
87
.5 RT/WS1.5 RT/WSA8500
TRANSMISSION
CONTROL MODULE
(EGS)
A7000
TRANSMISSION
CONTROL MODULE
(EGS)
1 RTPOWER
DISTRIBUTION
0670.2
54
1210.17-041.5 RT/WS
1 RT/WS.5 RT/WS 2.5 RT/WS
1210.17-01
4 RTX6412
1210.17-04
.5 RT/WS
87
2.5 RT14
X6002D100
DATA LINK
CONNECTOR
1.5 RTX6411
31
6 RT
2.5 RT
1210.17-02
X8500

ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)
Y6120
EVAPORATIVE
EMISSION VALVE
.5 RT/WS
2
X6120
1 X6120







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










.5 GN
X6326
4 6
2.5 RT
8 X6326
2K6326
UNLOADER RELAY,
TERMINAL 15
86
85 30
87
2.5 GN

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






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 GR/BR
.5 BR/RT
B6256
DUAL
TEMPERATURE
SENSOR
(COOLANT
TEMPERATURE)
1 2 X6205
.5 GR/BR
B6205
INTAKE AIR
TEMPERATURE
SENSOR .5 GR
14 3910 X6000
A6000
ENGINE CONTROL
MODULE (DME) X203
2.5 GN
1 X209
X6832
X8038
21
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 GR/BR
B6236
ENGINE COOLANT
TEMPERATURE
SENSORB6232
ENGINE COOLANT
TEMPERATURE
SENSOR
2.5 GN
1210.17-00
GROUND
DISTRIBUTION
0670.4
2
10
3


2W 240
1.5 SW/WS
29 X6454
GROUND
DISTRIBUTION
0670.42







1 3 X6151
2.5 GN
X64561 SW/WS
X61521
1 GN1 GN1 GN
3
3 X6152
1 30 2 31 3 X6000
X6819
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
X61501
2.5 GN
4 9 7 6 3 10 X6150
313131313131
X6831M3
R8554
RESISTOR
2W 240
X6456
GROUND
DISTRIBUTION
0670.4
R8554
RESISTOR
2W 240
X6456
GROUND
DISTRIBUTION
0670.4
R8554
RESISTOR

ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)
P90
FRONT POWER
DISTRIBUTION BOX







1210.17-00
.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)
POWER
DISTRIBUTION
0670.2
P90
FRONT POWER
DISTRIBUTION BOX
2.5 BR







1
4
X62072
32 3442 12 X6000
44 87
1 2 3 X6252
.5 SW.5 GE
2.5 BR.5 BR.5 SW.5 RT/GN
B6207
HOT FILM AIR
MASS METER
A6000
ENGINE CONTROL
MODULE (DME)
R6252
THROTTLE
POSITION SENSOR GROUND
DISTRIBUTION
0670.4
X6454
5V (15)
4
2.5 BR28
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4
X62752
21
1210.17-01
X6275
1
Y6275
VARIABLE CAM-
SHAFT CONTROL
VALVE 1
.5 RT/WS
.5 GN/BL





+–
3 X6207
.5 RT/WS1210.17-04
X61631
62
X61632
Y6163
SECONDARY AIR
PUMP VALVE .5 RT/WS
.5 BR/WS
1210.17-04
X65502
50
X65501
Y6550
SOLENOID VALVE
(”RUNNING
LOSSES”) .5 RT/WS
.5 GE/BL
8 2 X6304
K6304
SECONDARY AIR
PUMP RELAY
30
35X60004 RT/GE .5 BR/GN
X61331X6133
2
Y6133
AIR PUMP
X6455
GROUND
DISTRIBUTION
0670.4
X63045
GROUND
DISTRIBUTION
0670.4
31313131
31
1210.17-10
.5 RT/GN .5 RT/WS X6822
(PARTIAL)
46
X6823
4 RT/GE
X8000
.5 RT/GN
X2
X6454

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






A6000
ENGINE CONTROL
MODULE (DME)
41 64 6543
B6204
CAMSHAFT
POSITION SENSOR
(CYLINDER
IDENTIFICATION) .35 SW .35 GE
W6204
SHIELD UP TO
10mm BEFORE
CAMSHAFT
POSITION SENSOR
(CYLINDER
IDENTIFICATION) .35 BR
1 X6204
3 2
57 58
.5 GE .5 SW
2 138 59 63
.5 GN .5 BR
4 3





W6240
KNOCK SENSOR
SHIELD
X6240
CYL. 4–6 CYL. 1–3
B6240
KNOCK SENSOR
83 4048
B6203
CRANKSHAFT
POSITION/RPM
SENSOR .35 SW .75 BR/SW
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD .35 GE
3 1 2
X6454
X6475.5 BR/SW
1210.17-10
.35 BRGROUND
DISTRIBUTION
0670.4
X6203
X6000