Page 88 of 386

617872
557670B62101
OXYGEN SENSOR I
(IN FRONT OF
CATALYTIC
CONVERTER)
45
B6204
CAMSHAFT
POSITION SENSOR
(CYLINDER
IDENTIFICATION) 1210.17-06
$%%
%%&
A6000
ENGINE CONTROL
MODULE (DME) 1210.17-00
7387
1210.17-02
B6207
HOT FILM AIR
MASS METER K6300
ENGINE CONTROL
MODULE RELAY
8726Y6101
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
18
1614
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
X6000
88
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
TXD 2
B8y
PRESSURE
SWITCH
1210.17-02
+
– G6430
B+ JUMP START
JUNCTION POINT
D100
DATA LINK
CONNECTOR 1210.17-00
F165AP90
FRONT POWER
DISTRIBUTION BOX 1210.17-08
74K19
COMPRESSOR
CONTROL RELAY
1210.17-08
M2
FUEL PUMPK6301
CYL. 1–6 FUEL
PUMP RELAY
1210.17-041210.17-04
Y6104
CYL. 4 FUEL
INJECTION VALVE
Y6105
CYL. 5 FUEL
INJECTION VALVE
Y6106
CYL. 6 FUEL
INJECTION VALVE 1210.17-01
241210.17-0562
Y6120
EVAPORATIVE
EMISSION VALVE
Y6275
VARIABLE CAM-
SHAFT CONTROL
VALVE 1
Y6163
SECONDARY AIR
PUMP VALVE
Y6550
SOLENOID VALVE
(”RUNNING
LOSSES”)
23 50 3321+
–
+
–
B9508
PRESSURE
SWITCHX6000
65
B6240
KNOCK SENSOR 1210.17-06
5963
19A115
AUTOMATIC
CLIMATE CONTROL
MODULE 1210.17-09
8081
A52
SLIP CONTROL
MODULE
(ABS/ASC)
1210.17-00
M6506
E–BOX FAN 1210.17-041210.17-04
5479 77 7120
A2w
INSTRUMENT
CLUSTER 1210.17-10
463649
Y6133
AIR PUMP 1210.17-05
SPARK PLUGS
Y198
EXHAUST GAS
FLAP VALVE
51K6304
SECONDARY AIR
PUMP RELAY
K6326
UNLOADER RELAY,
TERMINAL 15
35
G6430
B+ JUMP START
JUNCTION POINT1210.17-02
11 4 0
B72
FUEL TANK
PRESSURE
SENSOR 1210.17-1032 34443641582415758
B6203
CRANKSHAFT
POSITION/RPM
SENSOR 1210.17-06
3883 48
53 27Y6130
IDLE SPEED
CONTROL VALVE 1210.17-015 6681210.17-01
1210.17-0560
D100
DATA LINK
CONNECTOR1210.17-02
1210.17-09
10
1210.17-08
1210.17-081210.17-09
6952
86
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
A7000
TRANSMISSION
CONTROL MODULE
(EGS)
85
1210.17-07
9
A836
ELECTRONIC
IMMOBILIZER
CONTROL MODULE
(EWS II) 1210.17-09
1210.17-07
1210.17-05
P90
FRONT POWER
DISTRIBUTION BOX
A8500
TRANSMISSION
CONTROL
MODULE (EGS)1210.17-00
25 75 67Y199
CARBON
CANISTER VALVE
X6000
X2
B62201
OXYGEN SENSOR II
(IN FRONT OF
CATALYTIC
CONVERTER)
B62102
OXYGEN SENSOR I
(BEHIND
CATALYTIC
CONVERTER)
B62202
OXYGEN SENSOR II
(BEHIND CATALYTIC
CONVERTER)1210.17-10
1210.17-09
5628
328i, M3
1210.17 ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)
Page 90 of 386

%%&
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
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
Page 91 of 386

%%&
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
Page 92 of 386
X7000
ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)
X6300
POWER
$%%
%%&
46
.5 RT
4 RT/WS
.5 RT/WS.5 BR
4 RT4 RT
8 X6300
73 5426 X6000
26 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/WS
A7000
TRANSMISSION
CONTROL
MODULE (EGS)
1 RTPOWER
DISTRIBUTION
0670.2
54
1210.17-04 1.5 RT/WS
1 RT/WS.5 RT/WS 2.5 RT/WS
1210.17-01 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
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
Page 94 of 386
.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
SENSOR2.5 GN
1210.17-00
GROUND
DISTRIBUTION
0670.4
2
10
3
12
,. #
Page 96 of 386
ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)
P90
FRONT POWER
DISTRIBUTION BOX
$%%
%%&
.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
/"&/
/"&/
Page 97 of 386
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
Page 100 of 386
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