Unloader relay BMW 318ti 1998 E36 Electrical Troubleshooting Manual




INDEX







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TRANSMISSION CONTROL MODULE (EGS), A8500 2460.2. . . . .
TRANSMISSION POSITION INDICATOR LIGHT, E82 6300.0-01. .
TRANSMISSION VALVE UNIT, Y8505y 2460.2-03. . . . . . . . . . . . . . .
TRANSMITTER MODULE (EWS II), A835 6135.0-01. . . . . . . . . . . . .
TURN LIGHT, LEFT FRONT, H7 6313.0-02. . . . . . . . . . . . . . . . . . . . .
TURN LIGHT, LEFT FRONT, H7 6314.0-00. . . . . . . . . . . . . . . . . . . . .
TURN LIGHT, LEFT REAR, H6 6313.0-03. . . . . . . . . . . . . . . . . . . . . .
TURN LIGHT, RIGHT FRONT, H4 6313.0-02. . . . . . . . . . . . . . . . . . . .
TURN LIGHT, RIGHT FRONT, H4 6314.0-00. . . . . . . . . . . . . . . . . . . .
TURN LIGHT, RIGHT REAR, H5 6313.0-03. . . . . . . . . . . . . . . . . . . . .
TURN/HAZARD LIGHTS 6313.0. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
UNLOADER RELAY, TERMINAL 15 K6326 1210.20-02. . . . . . . . . . .
UNLOADER RELAY, TERMINAL 15, K9 5203.0-00. . . . . . . . . . . . . .
VEHICLE SPEED SENSOR, B10 6211.0-04. . . . . . . . . . . . . . . . . . . .
WASHER JET HEATER, LEFT, E51 6169.0-00. . . . . . . . . . . . . . . . . .
WASHER JET HEATER, RIGHT, E52 6169.0-00. . . . . . . . . . . . . . . . .
WASHER PUMP, M4 6160.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WATER VALVE, Y4z 6450.6-01. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WINDOW MOTOR, DRIVER’S, M21 5133.0-02. . . . . . . . . . . . . . . . . .
WINDSHIELD WASHER JET HEATERS 6169.0. . . . . . . . . . . . . . . . .
WIPER MOTOR, M3 6160.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WIPER/WASHER INTERVAL CONTROL MODULE,
REAR, A36 6160.1. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
WIPER/WASHER MODULE (LOW II), A64 6160.1-00. . . . . . . . . . . .
WIPER/WASHER MODULE (WWM) 6160.1. . . . . . . . . . . . . . . . . . . . .
WIPER/WASHER MODULE, A51 6160.1. . . . . . . . . . . . . . . . . . . . . . .
WIPER/WASHER SWITCH, S5 6160.1. . . . . . . . . . . . . . . . . . . . . . . . .
ZKE CENTRAL LOCKING (ZV) 5126.0. . . . . . . . . . . . . . . . . . . . . . . . .
ZKE POWER WINDOWS (FH) 5133.0. . . . . . . . . . . . . . . . . . . . . . . . . .


SPLICE PANEL UNDER LH SIDE OF DASHBOARD
POWER DISTRIBUTION CHART




!


K127y
READING LIGHTS
RELAYX18997
F47
 

X10250
K9
UNLOADER RELAY,
TERMINAL 15X63

1 RT





X0
0670.2 POWER DISTRIBUTION



!
G1
BATTERY0670.2-01
0670.2-056 X6326K6326
UNLOADER RELAY,
TERMINAL 15
6 X6301K6301w
FUEL PUMP RELAY
X63012P90
FRONT POWER
DISTRIBUTION BOX



P90
FRONT POWER
DISTRIBUTION BOX F18
15A
FUSE DETAILS
0670.3X10016
15
X10016
16
25 RT
30B+ X6512
X6509M6510
STARTERG6509
GENERATOR
2.5 GN/VI13 X20
X6000A6000
ENGINE CONTROL
MODULE (DME)
14 X6002
D100
DATA LINK
CONNECTOR
0670.5
X2
X9
10 RT
1240.0 1230.0
2.5 RT
2.5 RT 2.5 RT
10 RT
25 RT X7163
4 RT
F97
FUSIBLE LINK
25 RT
 

1210.20
4 RT4 RT
8 X6300
K6300
ENGINE CONTROL
MODULE RELAY
4 RT1 RT
X8500A8500
TRANSMISSION
CONTROL MODULE
(EGS)
2460.2 2626
X6411
X6410
2.5 GN/VI 2.5 GN/VI
1210.20 6
X63002
X60319
X100153
X100154
FUSE DETAILS
0670.3
X6304K6304
SECONDARY AIR
PUMP RELAY
1210.20 2
P90
FRONT POWER
DISTRIBUTION BOX F2
5A
4 RT/WS
X6821
ENGINE CONTROL
SYSTEM (DME M5.2,
4–CYLINDER M44)
1210.20.5 RT/WS
1 RT/WS/GE 4 RT
1 RT/WS/GE


FUSES 1, 2, 3, 4, AND 5




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0670.3 FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX F1
30A
A51
WIPER/WASHER
MODULE 14 X285
15
2
F330A
6
K9
UNLOADER RELAY,
TERMINAL 15 6 X63
F415A
8 X10015
A56
TILT/SLIDE SUN-
ROOF CONTROL
ASSEMBLY 2.5 RT/VI
2.5 RT/VI2.5 RT/BR/GE 1.5 RT/VI
5410.16160.15203.0
A36
REAR WIPER/
WASHER INTERVAL
CONTROL MODULE 2 X13057
2.5 RT/BR/GE
6160.1
2.5 RT/BR/GE
X10252
6 X14
WIPER/WASHER
(HIGH)
 

1.5 RT/BR/GE
1 X2722 X1814K45
FOLDING SUN-
ROOF COMFORT
RELAY 2.5 RT/VI
5410.4
2.5 RT/VI
WITH TILT/
SLIDE SUNROOF
WITH FOLDING
ROOFF2
5A
4
Y199
CARBON
CANISTER VALVE 2 X13170
1210.20
2 X14
1 RT/WS/GE
1 RT/WS/GE
S56
PASSENGER’S
SEAT, SEAT
CONTROL SWITCH 5 X604
F530A
10
5200.0
2.5 RT/SW
22 X14
2 X279
2.5 RT/SW
2.5 RT/SW/GE





FUSE 23




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FUSE DETAILS
P90
FRONT POWER
DISTRIBUTION BOX F23
5A
X85
1X1076
X132747
Y4z
WATER VALVEM111
FRESH AIR
RECIRCULATION
MOTOR
S7
COMBINATION
SWITCH
X174
A2w
INSTRUMENT
CLUSTER
X2924
K13
REAR DEFOGGER
RELAY
X183332
E97
LIGHT SWITCH
ILLUMINATION
X638
K9
UNLOADER RELAY,
TERMINAL 15
.5 GN/GE
5203.0 6300.0
6424.0 6312.0
6313.01 X35
1 GN/GE
1 GN/GE
.5 GEX35
4.5 GN/GE 1 GN/BL
.75 GN/GE.5 GN/BL
.5 GN/BL.5 GN/BL .5 GN/BL 1.5 GN/BL
6211.0
6450.6 6450.6 6450.6.5 GN/BL
X100176
X32
9
X897
S530
IHKS CONTROL
SWITCH
X183342
E98
FOG LIGHT
SWITCH
ILLUMINATION
6312.0 .5 GN/BL
X15171
 

X15188 .5 GN/GE
6424.0S218
REAR DEFOGGER
SWITCH
WITH HEATING
CONTROL (HS)WITH INTEGRATED
HEATING– AND CLIMATE
CONTROL (IHKS)
6450.6






!


X10024
0670.4-04
X634
X5221K9
UNLOADER RELAY,
TERMINAL 15 H10
CHIME MODULE
.5 BR .5 BR
4 BR

GROUND DISTRIBUTION
GROUND X173


.5 BR
 

.5 BR
X3901
H8
RIGHT FRONT
AUXILIARY TURN
LIGHT
X784S30
BRAKE LIGHT
SWITCH

X6492

GROUND DISTRIBUTION
GROUND X6454





!


X6454
A6000
ENGINE CONTROL
MODULE (DME)
55
W6165
SHIELD UP TO
10mm BEFORE
IGNITION COIL
CONNECTOR
346
.5 BR
B6209
HALL EFFECT CAM-
SHAFT SENSOR
X6209
3
B6217
HOT FILM AIR
MASS METER
X6217
1
X6463
2.5 BR 2.5 BR 2.5 BR 1.5 BR1.5 BR .5 BR .5 BR
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
X8500
28
X6002
4 BR
D100
DATA LINK
CONNECTOR1.5 BR
19
 

346
6 BR
X600028
1.5 BR 1 BR
X6462
X6460
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
3X6203
1.5 BR
K6326
UNLOADER RELAY,
TERMINAL 15
X6326
4
1.5 BR
K6304
SECONDARY AIR
PUMP RELAY
X6304
5
.35 BR

X6492

DATA LINK
DATA LINK CONNECTOR, PIN 19




!



X6454
A6000
ENGINE CONTROL
MODULE (DME)
55
W6165
SHIELD UP TO
10mm BEFORE
IGNITION COIL
CONNECTOR
346
B6209
HALL EFFECT CAM-
SHAFT SENSOR
X6209
3
B6217
HOT FILM AIR
MASS METER
X6217
1
X6463
2.5 BR 2.5 BR 2.5 BR 1.5 BR1.5 BR .5 BR .5 BR
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
X8500
28
X6002
4 BR
D100
DATA LINK
CONNECTOR 1.5 BR
19
 

346
6 BR
X600028
1.5 BR 1 BR
X6462
X6460
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
W6203
CRANKSHAFT
POSITION/RPM
SENSOR SHIELD
3X6203
1.5 BR
K6326
UNLOADER RELAY,
TERMINAL 15
X6326
4
1.5 BR .5 BR
K6304
SECONDARY AIR
PUMP RELAY
X6304
5
.35 BR

49
50
22
23
65Y199
CARBON
CANISTER VALVE 1210.20-08


!
44 162078308546 X6000
1210.20-00
27K6300
ENGINE CONTROL
MODULE RELAY
S2
IGNITION SWITCH
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 1210.20-04B6205
INTAKE AIR
TEMPERATURE
SENSOR 1210.20-04
B6203
CRANKSHAFT
POSITION/RPM
SENSOR 1210.20-03
B62001
OXYGEN SENSOR
(IN FRONT OF
CATALYTIC
CONVERTER) 1210.20-03
Y6120
EVAPORATIVE
EMISSION VALVE 1210.20-01
61
A8500
TRANSMISSION
CONTROL
MODULE (EGS) 1210.20-05A6000
ENGINE CONTROL
MODULE (DME)
T6151
CYL. 1 IGNITION
COIL
T6152
CYL. 2 IGNITION
COIL
T6153
CYL. 3 IGNITION
COIL
T6154
CYL. 4 IGNITION
COIL 1210.20-02
X6000

X6000
862853X6000
54
A8500
TRANSMISSION
CONTROL MODULE
(EGS) 1210.20-00
11
1210.20-07
A107
INTEGRATED
HEATING– AND
CLIMATE CONTROL
MODULE
1210.20-07
B9508
PRESSURE
SWITCH
1210.20-05
S36y
DOUBLE
TEMPERATURE
SWITCH
68
1210.20-05
K21
NORMAL SPEED
RELAY
5758Y6131
INTAKE AIR RES-
ONANCE
CHANGEOVER
VA LV E 1210.20-01
Y6130
IDLE SPEED
CONTROL VALVE 1210.20-01
29 X60002
7

7
B6209
HALL EFFECT
CAMSHAFT
SENSOR 1210.20-03
B6217
HOT FILM AIR
MASS METER
45
1210.20-05
1721
F1815A
P90
FRONT POWER
DISTRIBUTION
BOX
M2
FUEL PUMPK6301w
FUEL PUMP
RELAY
1210.20-031210.20-03
631210.20-0360
D100
DATA LINK
CONNECTOR
56
K6326
UNLOADER RELAY,
TERMINAL 15 1210.20-02
1210.20-04
A836
ELECTRONIC
IMMOBILIZER CONTROL
MODULE (EWS II)
10
A35y
BOARD COMPUTER
(BC – LOW)
838
A2w
INSTRUMENT
CLUSTER
4280
1210.20-07
S530
IHKS CONTROL
SWITCH
69
1210.20-07
A107
INTEGRATED
HEATING– AND
CLIMATE CONTROL
MODULE
F165AP90
FRONT POWER
DISTRIBUTION BOX
36K19
COMPRESSOR
CONTROL RELAY
1210.20-07
86
85
19177
B6240
KNOCK SENSOR 1210.20-04
407071
B62002
OXYGEN SENSOR
(BEHIND
CATALYTIC
CONVERTER) 1210.20-03
74
B6232
ENGINE COOLANT
TEMPERATURE
SENSOR 1210.20-04
34 556
1210.20-05
A202
ABS CONTROL
MODULE/
HYDRAULIC UNIT
79
A52
SLIP CONTROL
MODULE
(ABS/ASC) 1210.20-05
323
SPARK PLUGS1210.20-04
1210.20-06 1210.20-05
ASC ABS 4
POWER
DISTRIBUTION
0670.2
POWER
DISTRIBUTION
0670.2
1210.20-07
A8500
TRANSMISSION
CONTROL MODULE
(EGS)
Y6133
AIR PUMPK6304
SECONDARY AIR
PUMP RELAY
1210.20-081210.20-08
POWER
DISTRIBUTION
0670.2
Y6163
SECONDARY AIR
PUMP VALVE 1210.20-08
66Y6263
FUEL CHANGE-
OVER VALVE 1210.20-08
P90
FRONT POWER
DISTRIBUTION
BOX 1210.20-08F25A
1210.20-04
B72
FUEL TANK
PRESSURE
SENSOR
72
64
* *
*
1210.20 ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)

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




!


X203
2.5 GN
2.5 GNS2
IGNITION SWITCH
0) OFF
1) ACCESSORY
2) RUN
3) START
POWER
DISTRIBUTION
0670.27 2.5 GN
21
2.5 GNX20
X33
1 X209
X6833
56
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 X615221 X6154
.5 GN 1 GN 1 GN
2
W6165
SHIELD UP TO
10mm BEFORE
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 X6150
2.5 GN
X6454
X6000GROUND
DISTRIBUTION
0670.4 1.5
WS1 .5 RT 1.5 GE 1.5 BL
X6832
2.5 GN
3131313131
 

85 86
8730
K6326
UNLOADER RELAY,
TERMINAL 15
4 8
6 X6326
2X6326
4 RT
X6454
GROUND
DISTRIBUTION
0670.4
.5 GN
POWER
DISTRIBUTION
0670.2
2.5 RT
X6411
2.5 RT
X600214
D100
DATA LINK
CONNECTOR1210.20-03
2.5 RT
2
10
3