1999 BMW M3 Electrical Troubleshooting Manual

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

X7000
ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)

X16









85X600086 3660 88 X6000
X6002
.5 WS/VI/GE
.35 SW
TDA6000
ENGINE CONTROL
MODULE (DME)
.35 GE
8586 X8500A8500
TRANSMISSION
CONTROL MODULE
(EGS)
A7000
TRANSMISSION
CONTROL MODULE
(EGS)
18 17
.5 GN/BL D100
DATA LINK
CONNECTOR
20A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
.5 SW
20 X20
.5 SW .5 SW
X8015
31
31 .5 SW
X1527
X10054
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
6
.35 SW
.35 SW11
X1047
31 TXD2




X60021
60X850088
D100
DATA LINK
CONNECTORA8500
TRANSMISSION
CONTROL MODULE
(EGS)
A7000
TRANSMISSION
CONTROL MODULE
(EGS)
3
X6860
.5 GN/BL .5 WS/VI/GE
X22
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
8
.35 SW
X1659
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
12
.35 SW
X1171
A52
SLIP CONTROL
MODULE
(ABS/ASC)
41
.5 SW
.5 GN/BL
R
.5 SW
.5 WS/VI/GE
PGSP
CAN LOWCAN HIGHX6869
X7000

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








6
FUSE DETAILS
0670.3
X600016
9 X10054
X102611
4 X10261
A6000
ENGINE CONTROL
MODULE (DME)
.5 SW/GR
X20
5 .5 SW/BR
.5 SW/BR
B8y
PRESSURE SWITCH
1) PRESSURE
BELOW 21 BAR
2) PRESSURE
ABOVE 30 BAR
3) PRESSURE
ABOVE 2.6 BAR
4) PRESSURE
BELOW 1.5 BAR
.5 BL/SW
P90
FRONT POWER
DISTRIBUTION BOX
4 X51
FUSE DETAILS
0670.3
2X515
.75 SW/RT/GE
.5 SW/BL
A6000
ENGINE CONTROL
MODULE (DME)
K19
COMPRESSOR
CONTROL RELAY
X600074
X204
.5 SW/BL
K21
NORMAL SPEED
RELAY
1
Y2
AIR CONDITIONING
COMPRESSOR
1) NORMAL
TEMPERATURE
2) HIGH
TEMPERATURE
30 86
87 85
X525
B9508
PRESSURE
SWITCH 85b




X163
X1022
.5 SW/BR
.35 BL/SW X10018
18X1001612
F397.5AF165A
2
12
34
11 X1527A115
AUTOMATIC
CLIMATE CONTROL
MODULE

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

.5 VI/GR







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
2
X13172Y198
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







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




44 162078308546
1210.20-00
27K6300
ENGINE CONTROL
MODULE RELAY
T6151
CYL. 1 IGNITION
COIL
T6153
CYL. 3 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)
49
2250
23T6152
CYL. 2 IGNITION
COIL
T6154
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
58Y199
CARBON
CANISTER VALVE
Y6131
INTAKE AIR RES-
ONANCE CHANGE-
OVER VALVE
Y6263
FUEL CHANGE-
OVER VALVE 1210.20-09
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
M2
FUEL PUMP
Y6133
AIR PUMPK6301w
FUEL PUMP RELAY
K6304
SECONDARY AIR
PUMP RELAY
1210.20-041210.20-09
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 55679
A52
SLIP CONTROL
MODULE
(ABS/ASC) 1210.20-06
323
G6430
B+ JUMP START
JUNCTION POINT0670.2
SPARK PLUGS1210.20-07 1210.20-06
463
G6430
B+ JUMP START
JUNCTION POINT0670.2
1210.20-05
60
DATA LINK
0670.5
77
B62002
OXYGEN SENSOR
(BEHIND
CATALYTIC
CONVERTER) 1210.20-04
B9508
PRESSURE
SWITCH
X6000
D100
DATA LINK
CONNECTOR
1210.20-01
1210.20-09

Y6163
SECONDARY AIR
PUMP VALVE
66 651210.20-04
72
B72
FUEL TANK
PRESSURE
SENSOR 1210.20-05
69
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
MOxygen sensor heating groundOxygen 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