Fuel pump BMW M3 1998 E36 Electrical Troubleshooting Manual

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44 162078308546
1210.20-00
27K6300
ENGINE CONTROL
MODULE RELAY
T6151
CYL. 1 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)
4950
T6152
CYL. 2 IGNITION
COIL 1210.20-03
T6153
CYL. 3 IGNITION
COIL 1210.20-03
22 23T6154
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 POINT0670.2-00
58Y6131
INTAKE AIR RES-
ONANCE CHANGE-
OVER VALVE 1210.20-01
Y6130
IDLE SPEED
CONTROL VALVE 1210.20-01
29 X60002
7
6
7
6B6209
HALL EFFECT CAM-
SHAFT SENSOR 1210.20-04
B6217
HOT FILM AIR
MASS METER
45
1210.20-06
1721
M2
FUEL PUMPK6301w
FUEL PUMP RELAY
1210.20-041210.20-04
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
34 556
1210.20-06
A202
ABS CONTROL
MODULE/HY-
DRAULIC UNIT
79
A52
SLIP CONTROL
MODULE
(ABS/ASC) 1210.20-06
323
G6430
B+ JUMP START
JUNCTION POINT
SPARK PLUGS1210.20-07 1210.20-06
WITH ASC WITH ABS 4
63
G6430
B+ JUMP START
JUNCTION POINT
1210.20-05
60
DATA LINK
0670.5
1210.20-08
A115
AUTOMATIC
CLIMATE CONTROL
MODULE
69
77
B62002
OXYGEN SENSOR
(BEHIND
CATALYTIC
CONVERTER) 1210.20-04
B9508
PRESSURE
SWITCH
X6000
D100
DATA LINK
CONNECTOR
1210.20 ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)



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Pin Assignments
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E = Input, A = Output, M = GroundPin ConnectionDescription/Function Type
147
Not used
148EProgramming voltageData link connector
149AActivate valveEvaporation emission valve
150Not used
151AActivate relayFuel pump relay
152ASecondary air pump valve controlSecondary air pump valve
153ACarbon canister valve controlCarbon canister valve
154AFuel changeover valveFuel changeover valve
155Not used
156ESignal above 80 CDouble temperature switch
157EA/C-ON-signalAir conditioning operating unit
158ECyl 1-2 knock sensorKnock sensor
159MGround for sensorsTemperature-/knock-/throttle position
sensors
160EFuel tank pressureFuel tank pressure sensor
161Not used
162ETemperature signalEngine coolant temperature sensor
163Not used
164Not used
165EOxygen sensor signalOxygen sensor (behind catalytic converter)
166ECrankshaft position/RPMCrankshaft position/RPM sensor
167ESpeed signal right rearABS/ASC control module
168ACrankshaft RPM speed signal TDInstrument cluster
169Not used
170Not used
171EVehicle speed signalInstrument cluster
172Not used
173E/ACAN-LOWEGS/ASC control module
174E/ACAN-HIGHEGS/ASC control module
175ARxD diagnosis data lineData link connector
176E/ATxD diagnosis data lineData link connector

.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 SENSORS
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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
1210.20-001210.20-00
X600078
2
20
1210.20-00
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




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ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
K6304
SECONDARY AIR
PUMP RELAY
G6430
B+ JUMP START
JUNCTION POINT
,&.,. #
1 RT/WS/GE
GROUND
DISTRIBUTION
0670.4 2 X6263
1 X6263
2 X6163
1 X6163
.5 RT/WS
.5 RT/WS
.5 GE/RT
66
Y6263
FUEL CHANGE-
OVER VALVEY6163
SECONDARY AIR
PUMP VALVE
.5 BR/WS82
465 X6304
X6304
POWER
DISTRIBUTION
0670.2
X6821
(PARTIAL)
.5 RT/WSPOWER
DISTRIBUTION
0670.2
.5 BR/WS
.5 BR/WSX6891
4 RT/GE
2 X6133
1 X6133
A6000
ENGINE CONTROL
MODULE (DME) X6000
644 BRY6133
AIR PUMP
1210.20-00
3 X10015
4 X10015
P90
FRONT POWER
DISTRIBUTION BOX
2 X13170
1 X13170
Y199
CARBON
CANISTER VALVE
65
.5 GN/BL
2 X6031
.5 GN/BL
28 X14
.5 GN/BL
9 X6031
.5 RT/WS
FUSE DETAILS
0670.3
F25A
X6431




COMPONENT LOCATION CHART
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COMP.8500.0 7100.0LOCATION DESCRIPTION
K9 . . . . UNLOADER RELAY, TERMINAL 15 . . . . . . . behind LH footwell trim . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25-3

K10 . .
ABS RELAY . . . . . . . . . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . .
19-1

K13 . . REAR DEFOGGER RELAY . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-1
K16 . . HAZARD FLASHER RELAY . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-2
K19 . . COMPRESSOR CONTROL RELAY . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-1
K21 . . NORMAL SPEED RELAY . . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-3

K22 . .
HIGH SPEED RELAY . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . .
19-3

K46 . . HIGH BEAM LIGHT RELAY . . . . . . . . . . . . . . LH side of dash behind instrument cluster . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-2
K46z DAY LIGHT RELAY MODULE . . . . . . . . . . . . . below LH side of dash
K47 . . FRONT FOG LIGHT RELAY . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-2
K48 . . LOW BEAM LIGHT RELAY . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-2

K99 . .

REAR WINDOW BLOWER RELAY . . . . . . . .

behind glove box left . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

25-2


K108 . HORN RELAY (ALPINE) . . . . . . . . . . . . . . . . . behind glove box left . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 01-2
K117 . . LUGGAGE COMPARTMENT LID RELAY . . behind glove box right
K125 . ABS PUMP MOTOR RELAY, TIMED . . . . . . . rear LH side of engine compartment in Power Distribution Box (318is) . . . . . . . . . . . 19-3

K128
SPATIAL SOUND RELAY . . . . . . . . . . . . . . . .
footwell, driver’s side behind trim panel



K450 PARK VENTILATION RELAY . . . . . . . . . . . . . below LH side of dash . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-2
K6300 ENGINE CONTROL MODULE RELAY . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-3
K6301 CYL. 1–6 FUEL PUMP RELAY . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . . 19-3
K6301w FUEL PUMP RELAY . . . . . . . . . . . . . . . . . . . . . rear LH side of engine compartment in Front Power Distribution Box . . . . . . . . . . . . 19-1

K6304

SECONDARY AIR PUMP RELAY . . . . . . . . .

rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . . . . . . . . .

19-3


K6326 UNLOADER RELAY, TERMINAL 15 . . . . . . . rear RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39-1




COMPONENT LOCATION CHART
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 $%%%%&
COMP.8500.0 7100.0LOCATION DESCRIPTION
M2 . . . FUEL PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . below RH side of rear seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20-2

M3 . . .
WIPER MOTOR . . . . . . . . . . . . . . . . . . . . . . . .
rear of engine compartment below center of cowl . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
16-1

M4 . . . WASHER PUMP . . . . . . . . . . . . . . . . . . . . . . . . front RH side of engine compartment on washer fluid reservoir . . . . . . . . . . . . . . . . . 10-1
M7 . . . HEADLIGHT/FOG LIGHT WASHER PUMP . front RH side of engine compartment on washer fluid reservoir . . . . . . . . . . . . . . . . . 10-2
M9 . . . AUXILIARY FAN MOTOR . . . . . . . . . . . . . . . . behind front grille behind trim panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18-1
M12 . . DRIVER’S DOOR LOCK MOTOR . . . . . . . . . in upper LH front door behind trim panel

M13 . .
PASSENGER’S DOOR LOCK MOTOR . . . .
in upper RH front door behind trim panel



M14 . . RIGHT REAR DOOR LOCK MOTOR . . . . . . in upper RH rear door behind trim panel
M15 . . LEFT REAR DOOR LOCK MOTOR . . . . . . . in upper LH rear door behind trim panel
M16 . . GAS FILLER LOCK MOTOR . . . . . . . . . . . . . in RH rear side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 03-3

M17 . .
LUGGAGE COMPARTMENT LOCK
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
rear side of luggage compartment in lift gate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

34-2


M20 . . LEFT REAR WINDOW MOTOR . . . . . . . . . . . in lower LH rear door behind trim panel

M21 . .

DRIVER’S WINDOW MOTOR . . . . . . . . . . . .

LH front door behind door panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

31-3


M22 . . RIGHT REAR WINDOW MOTOR . . . . . . . . . in lower RH rear door behind door panel
M23 . . PASSENGER’S WINDOW MOTOR . . . . . . . . RH front door behind door panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32-1


M25 . .

CRUISE CONTROL ACTUATOR
(TEMPOMAT) . . . . . . . . . . . . . . . . . . . . . . . .
front LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

18-2


M30 . . BLOWER MOTOR . . . . . . . . . . . . . . . . . . . . . . rear of engine compartment behind RH fresh air cowl . . . . . . . . . . . . . . . . . . . . . . . . . 15-2

M35 . .
DEFROSTER FLAP MOTOR . . . . . . . . . . . . .
RH side of IHKA Plenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
29-2

M36 . .

FRESH AIR FLAP MOTOR . . . . . . . . . . . . . . .

below LH side of dash RH side of IHKA Plenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

29-3


M40 . . RECIRCULATION FLAP MOTOR . . . . . . . . . below LH side of dash RH side of IHKA Plenum . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29-2




COMPONENT LOCATION CHART
;






 $%%%%&
COMP.8500.0 7100.0LOCATION DESCRIPTION
Y85 . . LH ROLLOVER PROTECTION ACTUATOR behind rear seats (Convertible) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 02-3

Y86 . .
RH ROLLOVER PROTECTION ACTUATOR
behind rear seats (Convertible) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
02-3

Y198 . EXHAUST GAS FLAP VALVE . . . . . . . . . . . . in LH rear side of luggage compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-2
Y199 . CARBON CANISTER VALVE . . . . . . . . . . . . . in spare–wheel well . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-3
Y6101 CYL. 1 FUEL INJECTION VALVE . . . . . . . . . RH front of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3
Y6102 CYL. 2 FUEL INJECTION VALVE . . . . . . . . . top center of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3

Y6103
CYL. 3 FUEL INJECTION VALVE . . . . . . . . .
top center of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12-3

Y6104 CYL. 4 FUEL INJECTION VALVE . . . . . . . . . top center of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3
Y6105 CYL. 5 FUEL INJECTION VALVE . . . . . . . . . top center of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3
Y6106 CYL. 6 FUEL INJECTION VALVE . . . . . . . . . top center of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12-3
Y6120 EVAPORATIVE EMISSION VALVE . . . . . . . . front LH side of engine compartment right of LH side shock tower . . . . . . . . . . . . . . . 15-1

Y6120

EVAPORATIVE EMISSION VALVE . . . . . . . .

LH side of engine compartment right of LH side shock tower . . . . . . . . . . . . . . . . . . .

20-3


Y6130 IDLE SPEED CONTROL VALVE . . . . . . . . . . front of engine below intake manifold . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-3
Y6130 IDLE SPEED CONTROL VALVE . . . . . . . . . . rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-2

Y6131
INTAKE AIR RESONANCE CHANGEOVER
VALVE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

36-2


Y6133 AIR PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . front of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 05-1

Y6163
SECONDARY AIR PUMP VALVE . . . . . . . . .
RH side of engine





Y6275

VARIABLE CAMSHAFT CONTROL
VALVE 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
top center of engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
12-2

Y6550

SOLENOID VALVE (”RUNNING LOSSES”).

under LH center of car




Y8505 TRANSMISSION VALVE UNIT . . . . . . . . . . . . on LH side of transmission

K10
ABS RELAY
K13
REAR DEFOGGER
RELAY
K19
COMPRESSOR
CONTROL RELAYK6301w
FUEL PUMP RELAY
K21
NORMAL SPEED
RELAY




COMPONENT LOCATION VIEWS $%%





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K2
HORN RELAY
K4
BLOWER RELAY
K16
HAZARD FLASHER
RELAYK47
FRONT FOG LIGHT
RELAY
K48
LOW BEAM LIGHT
RELAYK22
HIGH SPEED
RELAY
K125
ABS PUMP MOTOR
RELAY, TIMEDK6300
ENGINE CONTROL
MODULE RELAY
K6301
CYL. 1–6 FUEL
PUMP RELAY


K6304
SECONDARY AIR
PUMP RELAY







COMPONENT LOCATION VIEWS $%%





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M2
FUEL PUMP
X6120X638X679


318isY6120
EVAPORATIVE
EMISSION VALVE

B21
ON–BOARD
COMPUTER
TEMPERATURE
SENSOR
X770