1999 BMW M3 engine

.5 RT/WS





POWER, FUEL INJECTION VALVES








ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
POWER
DISTRIBUTION
0670.2
85 86
8730
K6300
ENGINE CONTROL
MODULE RELAY X6410
2.5 RT4 8
6 X6300
26 27
2X63001 RT
.5 BR/WS
54 X6000
X600214
D100
DATA LINK
CONNECTOR
A6000
ENGINE CONTROL
MODULE (DME)
1 RT/WS 4 RT
1210.20-06
4 RT/WS
1.5 RT/WS.5 RT/WS X6821.5 RT/WS
55 26 X8500
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 1.5 RT/WS 1 RT 4 RT1210.20-04
.5 RT/WS
2.5 RT

1210.20-04 6 RT
2.5 RT/WS.5 GN
1210.20-04
541.5 RT/WS
1210.20-04 .35 RT/WS3131
.5 GN
1210.20-09
(PARTIAL)

.5 BR/VIY6120
EVAPORATIVE
EMISSION VALVE .5 RT/WS
1 X6120
2 X6120







2
A6000
ENGINE CONTROL
MODULE (DME) Y6103
CYL. 3 FUEL
INJECTION VALVE
–+
– + Y6101
CYL. 1 FUEL
INJECTION VALVE
–+
Y6102
CYL. 2 FUEL
INJECTION VALVE
–+Y6104
CYL. 4 FUEL
INJECTION VALVE +
1615832 31X6000
1 X6101
.5 RT/WS
1 X6104
1 X6103
.5 RT/WS
1 X6102.5 RT/WS .5 RT/WS
2 X6130
2
X6102
2 X6103
2
X6104
2 X6101
X6130
Y6130
IDLE SPEED
CONTROL VALVE X6820
.5 RT/WS
–
Y6131
INTAKE AIR RES-
ONANCE CHANGE-
OVER VALVE –+ 2
X6131
1X6131
.5 RT/WS
3429
3
2.5 RT/WS
.5 BR .5 BR/BL .5 BR/GE
.5 BR/WS .5 BR/GN .5 BR/BL
.5 BR/
GN
3131313131313131

ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)






X203
2.5 GN
2.5 GNS2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
POWER
DISTRIBUTION
0670.2
7 2.5 GN
21
2.5 GNX20
X33
1 X209
X6832
.5 GN
8X6326
86
8530
87K6326
UNLOADER RELAY,
TERMINAL 15
4
56 X6000A6000
ENGINE CONTROL
MODULE (DME)2
2.5 GN
2.5 GNX6326
2 X6150
6 2.5 RT
2
10
3
15
.5 GN
X6454
GROUND
DISTRIBUTION
0670.4
F4615A
32X10018
84
D110
OBD II
CONNECTOR
X19527
7
X6031
4 2 X6002
G6430
B+ JUMP START
JUNCTION POINT
X6431
D100
DATA LINK
CONNECTORP90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
.5 SW/VI/GE .5 WS/VI/GE.35 WS/VI/GE








X6833
3 X61513 X61523 X6154
1T6151
CYL. 1 IGNITION
COILT6152
CYL. 2 IGNITION
COILT6154
CYL. 4 IGNITION
COILX6151
3 X6153
1T6153
CYL. 3 IGNITION
COIL
2X615321 X61522 1 X6154
1 GN 1 GN
2
W6165
SHIELD UP TO 10mm BE-
FORE IGNITION COIL
CONNECTOR
49
X6456
GROUND
DISTRIBUTION
0670.4
5022
X6456
GROUND
DISTRIBUTION
0670.4
23
1 BR 1 BR1 GN
1 WS 1 RT 1 GESPARK PLUGS 1 GN
A6000
ENGINE CONTROL
MODULE (DME)1 BR 1 BR
1 BL
175X61506
2.5 GN
X6454
GROUND
DISTRIBUTION
0670.4 1.5
WS1.5 RT 1.5 GE 1.5 BL
31313131
X6000

.5 GN
B62002
OXYGEN SENSOR
(BEHIND
CATALYTIC
CONVERTER)
X6200232
.5 GE
X62002
1 4
.5 BR .5 SW
.5 GN





FUEL PUMP, HEATED OXYGEN SENSOR, CRANKSHAFT SENSOR







ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
P90
FRONT POWER
DISTRIBUTION BOX
2.5 GN/VI
X6381
GROUND
DISTRIBUTION
0670.4X10016
15
X10016
16X20
13 2.5 GN/VI
M2
FUEL PUMP 6 X6301
8
X6301
4
K6301w
FUEL PUMP RELAY
X600063
A6000
ENGINE CONTROL
MODULE (DME) .5 BR/GN .5 RT/WS
30
8786
85
2.5 RT
X6382
1210.20-00
X600078
2
20
3046
19
21
X6203321
A6000
ENGINE CONTROL
MODULE (DME)
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
X620932
X6454
B6209
HALL EFFECT CAM-
SHAFT SENSOR
X62091
1210.20-00
B62001
OXYGEN
SENSOR (IN
FRONT OF
CATALYTIC
CONVERTER)
X6200132
.5 GE.35 RT/WS
X62001
4 1
.5 BR .5 SW
.35 SW .35 GE
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
B6203
CRANKSHAFT
POSITION/RPM
SENSOR
GROUND
DISTRIBUTION
0670.4GROUND
DISTRIBUTION
0670.4
155V (15)
3131313131
F1815A
1
31
1210.20-00
77
15
31
.5 GE

X8008
.75 SW
.35 SW .35 GE
FUSE DETAILS
0670.3
X13006

X14








ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
7071
X16594
.5 SW/VIX228
.35 GN
15
10
X600074
B6232
ENGINE
COOLANT
TEMPERATURE
SENSOR 1 X6256
A2w
INSTRUMENT
CLUSTER
CYL. 1 AND 2W9110
SHIELD
53
44 INSTRUMENT
CLUSTER
6211.040
.5 BR/SW
16
X171718
2 7
83
24
A2w
INSTRUMENT
CLUSTER
X1621
.5 WS/SW
TIA6000
ENGINE CONTROL
MODULE (DME)
3
X62564
2 X62521
X6252
R6252
THROTTLE
POSITION
SENSOR
.5 BR/SW.75 GR/WS .5 BR/VI
X6461
.5 BR/RT
1 X6205
B6205
INTAKE AIR
TEMPERATURE
SENSOR
.5 BR/SWX6205
2
.5 BR/RT .75 BR/SW
CYL. 3 AND 4
4 X62403
B6240
KNOCK SENSOR
W9110
SHIELD
21
W9110
SHIELD W9110
SHIELD .35 SW .35 SW

.5 BR/
VI.5 BR/GE
.5 BR/
VI.5 BR/GE .5 WS/SW
.5 WS/SW
3
31
31
.5 GR/WS
.5 BR/SW
11X2012
15K21
NORMAL SPEED
RELAY
X525
.5 RT/WS
578
.35 WS/SW85b
X20
X6000
31
19
1 X131713
X13171
B72
FUEL TANK
PRESSURE
SENSOR .5 GR/WS
2
6 X60315
.5 BR/SW
72
18 X1420
X60317.5 BR/SW
.5 GE/RT
.5 GE/RT
.5 GE/RT.5 GR/WS
.5 GR/WSX10169
.35 SW/GR








ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
34
86
X600068
S36y
DOUBLE
TEMPERATURE
SWITCH X11379
.35 GEA8500
TRANSMISSION
CONTROL MODULE
(EGS)
55
6
1210.20-00
X8500
8685
.35 SW
85 X6000
A6000
ENGINE CONTROL
MODULE (DME)
3
2.5 BR 2.5 BR
.35 SW/GN 2.5 BR
2 X20
.5 BRA52
SLIP CONTROL
MODULE
(ABS/ASC)
1 .5 GE
.5 WS/GR/GE
.35 SW .35 GE
79
X7845
X7846
1X62174
45
2
17
3 X6217
1.5 RT/WS
.5 GR/VI .5 GR/BL

+–
X203
.5 GR/VI
X6454
CAN LOW CAN HIGH
GROUND
DISTRIBUTION
0670.4CAN LOW CAN HIGH
GROUND
DISTRIBUTION
0670.4
CAN HIGH CAN LOW
.35 GE .35 SW B6217
HOT FILM AIR
MASS METER
8
A2w
INSTRUMENT
CLUSTER X16
16 .5 GR
1
.5 GR
42
X17
13 .5 GN/RTX6031
3
.5 GN/RT
313131
9
28
1.5 BR
.75 BR/RT
31
X11706 7 37





DATA LINK








ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
8060
DATA LINK
0670.5
8788 X6000
A2w
INSTRUMENT
CLUSTER
3) ENGINE SPEED
INPUT
X20
20
X8015
.5 SW
.5 SW.5 WS/GE
TD
.5 WS/VIA8500
TRANSMISSION
CONTROL MODULE
(EGS)
17
15
18
X6002
.5 WS/VI
X6866
X6863
.5 WS/GE .5 WS/GE
.5 WS/VI .5 WS/GE
A6000
ENGINE CONTROL
MODULE (DME) TXD RXD D100
DATA LINK
CONNECTOR
87 88 X8500
RXD TXD
.5 SW

X1005411
.35 SW
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
X1527
6
.35 SW
X1620
3
.5 SW
X1047
.5 SW
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II)
12
.35 SWX1659
.75 WS/GN
.75 WS/GNX6860
60
1
X6002D100
DATA LINK
CONNECTOR
A8
CRUISE CONTROL
MODULE
(TEMPOMAT)
8 X22
40
.35 SW TD
TD.75 WS/GN
.5 SW
31
15