fuel pump BMW 318is 1998 E36 Electrical Troubleshooting Manual




INDEX








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.. . . . . . . . . . . . . . . . . . .
FUEL PUMP RELAY, K6301w 1210.17-04. . . . . . . . . . . . . . . . . . . . . .
FUEL PUMP, M2 1210.. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FUEL TANK PRESSURE SENSOR, B72 1210.17-10. . . . . . . . . . . . .
FUEL TANK PRESSURE SENSOR, B72 1210.20-05. . . . . . . . . . . . .
FUEL TANK SENSOR II, B25y 6211.0-04. . . . . . . . . . . . . . . . . . . . . . .
FUSE CHART 0670.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
FUSE DETAILS 0670.3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GAS FILLER LOCK MOTOR, M16 5126.0-00. . . . . . . . . . . . . . . . . . .
GEAR SHIFT LEVER INDICATOR, E96 6300.0-01. . . . . . . . . . . . . . .
GENERATOR, G6509 1230.0-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
GLOVE BOX LIGHT, E42 6332.1-00. . . . . . . . . . . . . . . . . . . . . . . . . . .
GLOVE BOX LIGHT/CASSETTE BOX/ASHTRAY LIGHT/
CHARGING SOCKET/CIGAR LIGHTER 6332.1. . . . . . . . . . . . . . . .
GLOVE BOX LOCK MOTOR, M107 5126.0-00. . . . . . . . . . . . . . . . . .
GROUND DISTRIBUTION 0670.4. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HALL EFFECT CAMSHAFT SENSOR, B6209 1210.20-04. . . . . . . .
HARD TOP CONNECTOR 1, E99 5430.1-00. . . . . . . . . . . . . . . . . . . .
HARD TOP CONNECTOR 2, E100y 6330.3-03. . . . . . . . . . . . . . . . . .
HAZARD FLASHER RELAY, K16 6313.0-00. . . . . . . . . . . . . . . . . . . .
HAZARD SWITCH, S18 6313.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HEADLIGHT WASHER (SRA) 6167.1. . . . . . . . . . . . . . . . . . . . . . . . . .
HEADLIGHT, LEFT, E7 6313.0-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . HEADLIGHT, LEFT, E7 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HEADLIGHT, RIGHT, E8 6313.0-02. . . . . . . . . . . . . . . . . . . . . . . . . . . .
HEADLIGHT, RIGHT, E8 6314.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . .
HEADLIGHT/FOG LIGHT WASHER PUMP, M7 6167.1-00. . . . . . . .
HEADLIGHTS/FOG LIGHTS 6312.0. . . . . . . . . . . . . . . . . . . . . . . . . . .
HEAT EXCHANGER TEMPERATURE SENSOR, LH,
B11 6410.5-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HEAT EXCHANGER TEMPERATURE SENSOR, LH,
B11 6450.7-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HEAT EXCHANGER TEMPERATURE SENSOR, RH,
B12 6450.7-02. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HEATED SEATS 5203.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HIFI AMPLIFIER, A18 6510.1-00. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HIGH BEAM LIGHT RELAY, K46 6312.0-01. . . . . . . . . . . . . . . . . . . . .
HIGH BEAM LIGHT, E12 6312.0-01. . . . . . . . . . . . . . . . . . . . . . . . . . . .
HIGH BEAM LIGHT, LEFT, E11 6312.0-01. . . . . . . . . . . . . . . . . . . . . .
HIGH LEVEL STOP LIGHT, H34 6325.0. . . . . . . . . . . . . . . . . . . . . . . .
HIGH LEVEL STOP LIGHT/REAR SPOILER, H34z 6325.0. . . . . . .
HIGH RANGE SPEAKER, LEFT FRONT, H59 6510.0-00. . . . . . . . .
HIGH RANGE SPEAKER, LEFT FRONT, H59 6510.1-01. . . . . . . . .
HIGH RANGE SPEAKER, LEFT REAR, H56 6510.1-01. . . . . . . . . .
HIGH RANGE SPEAKER, RIGHT FRONT, H50 6510.0-00. . . . . . . .
HIGH RANGE SPEAKER, RIGHT FRONT, H50 6510.1-02. . . . . . . .
HIGH RANGE SPEAKER, RIGHT REAR, H53 6510.1-02. . . . . . . . .
HIGH SPEED RELAY, K22 6450.7-05. . . . . . . . . . . . . . . . . . . . . . . . . .
HIGH SPEED RELAY, K22 6450.7-06. . . . . . . . . . . . . . . . . . . . . . . . . .
HORN 6133.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
HORN RELAY (ALPINE), K108 6575.2-02. . . . . . . . . . . . . . . . . . . . . .

23
K48
LOW BEAM LIGHT
RELAY 11 12 13456789
38
37
35
34
33
32
31 42
41
40
39 43 44

0670.0 POWER DISTRIBUTION CHART
FRONT POWER DISTRIBUTION BOX
 $%%





%%&



K2
HORN RELAYK47
FRONT FOG LIGHT
RELAYK16
HAZARD FLASHER
RELAYK4
BLOWER RELAY
K13
REAR DEFOGGER
RELAYK10
ABS RELAYK22
HIGH SPEED
RELAYK19
COMPRESSOR
CONTROL RELAYK21
NORMAL SPEED
RELAY K6300
ENGINE CONTROL
MODULE RELAYK6301w
FUEL PUMP RELAY
X56X44X45X64X58
X292X54
X53X51X52
X6300X630146
45
36110
14 15 16 17 18 19 20
21 22 23 24 25 26 27 28 29 30
FUSES FUSES
X0
K6304
SECONDARY AIR
PUMP RELAYX6304
X11393K125
ABS PUMP MOTOR
RELAY, TIMED





X0
0670.2 POWER DISTRIBUTION $%%




%%&
G1
BATTERY0670.2-02
P90
FRONT POWER
DISTRIBUTION
BOX



30B+ X6512
X6509
M6510
STARTERG6509
GENERATORX2
10 RT
1240.0
1230.010 RT 50 RT25 RT
G6430
B+ JUMP START
JUNCTION POINT
X6431X6430
X6437X6433
6 X6301
K6301w
FUEL PUMP RELAY
8 X6300
K6300
ENGINE CONTROL
MODULE RELAY 86 30
6
2.5 RT
2.5 RT 4 RT 1 RT
26 X6000A6000
ENGINE CONTROL
MODULE (DME)
1210.20
4 RT6 X6326
K6326
UNLOADER RELAY,
TERMINAL 15
1210.20
6 RT
6 RT6 RT2.5 RT
X641026 X8500A8500
TRANSMISSION
CONTROL MODULE
(EGS)
F9780A0670.2-07
318is
14 X6002
D100
DATA LINK
CONNECTOR2.5 RT
2 X6304K6304
SECONDARY AIR
PUMP RELAY
1210.20 4 RT
F25A
4
X10015
2 X6300
4 RT/WS
.5 RT/WS
9 X6031
3 X10015
1 RT/WS/GE ENGINE CONTROL
SYSTEM (DME M5.2,
4–CYLINDER M44)
1210.20X6821
1 RT/WS/GE
FUSE DETAILS
0670.3
87
F1815A
16
X10016
13 X20
15 X10016
2.5 GN/VI
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
2 X6301
2460.2
2.5 GN/VI
2.5 GN/VI




POWER DISTRIBUTION $%%




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323i, 328i, M3
70 RT6 RT
6 RT
F9780AX0
30B+ X6512
X6509
M6510
STARTERG6509
GENERATOR 16 RT
1240.0
1230.0 10 RT
25 RT
G6430
B+ JUMP START
JUNCTION POINT
X6433X6430
X6432X6431
.5 RT .5 RT2 X6304
K6304
SECONDARY AIR
PUMP RELAY
1210.176 RT
X6411
X6437
26 X8500A8500
TRANSMISSION
CONTROL MODULE
(EGS)
2460.2
26 X6000A6000
ENGINE CONTROL
MODULE (DME)
1210.17
X6412
4 RT
4 RT
4 RT
1.5 RT
2 1
F49
20AX19564
X19564
4 RT 4 RT
P96
AUXILIARY FUSE
BOX IN LUGGAGE
COMPARTMENT
6 X6326K6326
UNLOADER RELAY,
TERMINAL 15
2.5 RT
0670.2-02P90
FRONT POWER
DISTRIBUTION
BOXX2
0670.2-07
FUSE DETAILS
0670.3
G1
BATTERY1210.17
14 X6002
D100
DATA LINK
CONNECTOR 2.5 RT6 X6301
K6301
CYL. 1–6 FUEL
PUMP RELAY
F1815A
16
X10016
13 X20
15 X10016
2.5 GN/VI
P90
FRONT POWER
DISTRIBUTION BOX
FUSE DETAILS
0670.3
2 X6301
1.5 GN/VI
2.5 GN/VI
1.5 GN/VI
X8007
8 6
K6300
ENGINE CONTROL
MODULE RELAYX63004 RT
30
F505A
2
X10273
2 X6300
2.5 RT/WS
1.5 RT/WS
8 X20
1 X102731 RT/WS/GEX6822
FUSE DETAILS
0670.3
87
4 RT/WSX6821ENGINE CONTROL
SYSTEM MS41.1
(6–CYLINDER M52)
1210.17
P97
AUXILIARY FUSE
BOX
1 RT/WS/GE




FUSES 16, 17, 18, AND 19
 $%%




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FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOXF1710A
14F1815A
11 X13
16
2 X638
M2
FUEL PUMP 2.5 GN/VI
2.5 GN/VIK21
NORMAL SPEED
RELAY 4 X52
F165A
12
.5 GN/VI
6450.7
K22
HIGH SPEED
RELAY 8 X53
.5 GN/VI
6450.7
K19
COMPRESSOR
CONTROL RELAY 4 X51
.5 GN/VI
X10029
.5 GN/VI
6450.7
1210.17
1210.20
1210.17NSL
F1930A
17 X14
18 X10016
15 X13258A5
RELAY MODULE 2.5 RT/GN
5133.1
1210.202.5 RT/GN
NOT USED

(PARTIAL)
X7091 X710
1
.75 BR X638
1





X6036S51
DRIVER’S SEAT,
SEAT CONTROL
SWITCH
X7131B17
RIGHT REAR
BRAKE PAD
SENSOR
2.5 BRM2
FUEL PUMP.5 BRX352
1S14
DRIVER’S DOOR
JAMB SWITCH
X13007
.5 BRX840
2.5 BR
E44
RIGHT LICENSE
PLATE LIGHT
E43
LEFT LICENSE
PLATE LIGHT
X2751 2.5 BR
2.5 BR
.75 BR





GROUND X13006
 $%%%%&GROUND DISTRIBUTION
1 BRX400
2
E40
RIGHT REAR
INTERIOR LIGHT
2) INTERIOR
LIGHT
3) READING
LIGHT
.75 BR
X47702
1M55z
DRIVER’S SEAT
LUMBAR SUPPORT
MOTOR/VALVEX1813531.5 BR1.5 BR
0670.4-17
TELEPHONE
CONNECTOR
LUGGAGE
COMPARTMENTX1292
3
S302
CENTRAL LOCKING
SWITCH
0670.4-19
32X4771
.75 BR .75 BR .35 BR
23E39
LEFT REAR
INTERIOR LIGHT
2) INTERIOR
LIGHT
3) READING
LIGHT
.75 BR
3
TWO–DOOR ONLY
2 3

617872
557670B62101
OXYGEN SENSOR I
(IN FRONT OF
CATALYTIC
CONVERTER)
45
B6204
CAMSHAFT
POSITION SENSOR
(CYLINDER
IDENTIFICATION) 1210.17-06
 $%%

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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)



%%&
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



%%&
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

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
/"& /
/"& /