injection BMW 328i 1999 E36 Electrical Troubleshooting Manual




INDEX








DEFROSTER FLAP MOTOR, M35 6450.7-03. . . . . . . . . . . . . . . . . . .
DIMMER, N3 6300.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DIVERSITY, N404 6424.0-04. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DOME LIGHT/MAP READING ASSEMBLY, FRONT, E34 6330.3. .
DOOR HANDLE SWITCH, DRIVER’S, S48 6575.2-00. . . . . . . . . . . .
DOOR JAMB SWITCH, DRIVER’S, S14 5133.1-00. . . . . . . . . . . . . .
DOOR JAMB SWITCH, PASSENGER’S, S13 5133.1-00. . . . . . . . . .
DOOR LOCK HEATER, E48 5120.0-00. . . . . . . . . . . . . . . . . . . . . . . . .
DOOR LOCK MOTOR, DRIVER’S, M12 5126.0-00. . . . . . . . . . . . . .
DOOR LOCK MOTOR, PASSENGER’S, M13 5126.0-00. . . . . . . . . .
DOOR LOCK SWITCH, DRIVER’S, S47 5126.0-02. . . . . . . . . . . . . .
DOOR LOCK SWITCH, PASSENGER’S, S49 5126.0-02. . . . . . . . .
DOUBLE TEMPERATURE SWITCH, S36y 6450.7-06. . . . . . . . . . . .
DRIVE–AWAY PROTECTION (EWS II) 6135.0. . . . . . . . . . . . . . . . . .
DUAL TEMPERATURE SENSOR
(COOLANT TEMPERATURE), B6256 1210.17-02. . . . . . . . . . . . . .
ELECTRICAL CONVERTIBLE TOP 5430.1. . . . . . . . . . . . . . . . . . . . .
ELECTRONIC IMMOBILIZER CONTROL MODULE
(EWS II), A836 6135.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ELECTRONIC TRANSMISSION CONTROL
(EGS A4S 270R) 2460.2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ELECTRONIC TRANSMISSION CONTROL
(EGS A5S 310Z) 2460.4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENGINE CONTROL MODULE (DME), A6000 1210.. . . . . . . . . . . . . .
ENGINE CONTROL MODULE RELAY, K6300 1210.. . . . . . . . . . . . .
ENGINE CONTROL SYSTEM
(DME M5.2, 4–CYLINDER M44) 1210.20. . . . . . . . . . . . . . . . . . . . . .
ENGINE CONTROL SYSTEM MS41.1
(6–CYLINDER M52) 1210.17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ENGINE COOLANT LEVEL SWITCH, S63 6581.2-02. . . . . . . . . . . .
ENGINE COOLANT TEMPERATURE SENSOR, B6232 1210.17-02
ENGINE COOLANT TEMPERATURE SENSOR, B6232 1210.20-05
ENGINE COOLANT TEMPERATURE SENSOR, B6236 1210.17-02
ENGINE HOOD SWITCH, S21w 6575.2-02. . . . . . . . . . . . . . . . . . . . .
EVAPORATIVE EMISSION VALVE, Y6120 1210.. . . . . . . . . . . . . . . .
EVAPORATOR TEMPERATURE SENSOR, B14 6450.7-02. . . . . . .
EXHAUST GAS FLAP VALVE, Y198 1210.17-09. . . . . . . . . . . . . . . .
FINAL STAGE UNIT, N2 6412.20-00. . . . . . . . . . . . . . . . . . . . . . . . . . .
FINAL STAGE UNIT, N2 6450.7-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
FOG LIGHT RELAY, FRONT, K47 6312.0-00. . . . . . . . . . . . . . . . . . . .
FOG LIGHT SWITCH, S10 6312.0-00. . . . . . . . . . . . . . . . . . . . . . . . . .
FOG LIGHT, LEFT, E26 6312.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FOG LIGHT, RIGHT, E27 6312.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . .
FOOTWELL LIGHT, LEFT FRONT, E61 6330.3. . . . . . . . . . . . . . . . . .
FOOTWELL LIGHT, RIGHT FRONT, E62 6330.3. . . . . . . . . . . . . . . .
FRESH AIR FLAP MOTOR, M36 6450.7-00. . . . . . . . . . . . . . . . . . . . .
FUEL CHANGEOVER VALVE, Y6263 1210.20-09. . . . . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 1, Y6101 1210.. . . . . . . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 2, Y6102 1210.. . . . . . . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 3, Y6103 1210.. . . . . . . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 4, Y6104 1210.. . . . . . . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 5, Y6105 1210.17-01. . . . . . . . . . . .
FUEL INJECTION VALVE, CYL. 6, Y6106 1210.17-01. . . . . . . . . . . .
FUEL LEVEL SENSOR, B6 6211.0-04. . . . . . . . . . . . . . . . . . . . . . . . .
FUEL PUMP RELAY, CYL. 1–6, K6301 1210.17-04. . . . . . . . . . . . . .
FUEL PUMP RELAY, K6301w 1210.20-04. . . . . . . . . . . . . . . . . . . . . .
FUEL PUMP, M2 1210.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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
F165AP90
FRONT POWER
DISTRIBUTION BOX
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
A7000
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
A8500
TRANSMISSION
CONTROL
MODULE (EGS)
1210.17 ENGINE CONTROL SYSTEM MS41.1 (6–CYLINDER M52)





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




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

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









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




Pin Assignments





E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
11 7
AIdle speed control valve controlIdle speed control valve
11 8MOxygen sensor heating groundOxygen sensor (in front of catalytic
converter)
11 9AActivate valveCyl. 3 fuel injection valve
120AActivate valveCyl. 2 fuel injection valve
121Not used
122MGround, remaning output stages (except for
ingnition and fuel injection valves)Ground point
123Not used
124AA/C compressor cut-outCompressor control relay
125Not used
126Not used
127Not used
128ECyl. 3-4 knock sensorKnock sensor
129Not used
130ETI-measurement signal (fuel consumption)Instrument cluster
131Not used
132EThrottle positionThrottle position sensor
133ESignal inputHot film air mass meter
134MSensor groundOxygen sensors
135Not used
136Not used
137ACyl. 1 ignition coil controlCyl. 1 ignition coil
138ACyl. 2 ignition coil controlCyl. 2 ignition coil
139Not used
140Not used
141AComponent supply +Throttle position sensor
142EBattery voltage from engine control module
relayEngine control module relay, terminal 87
143MGround, ignitionGround point
144EIgnition switch, terminal 15Ignition switch, terminal 15
145AActivate auxiliary fanNormal speed relay
146AActivate valveIntake air resonance change over valve

.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