1998 BMW 318ti fuel pump








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ENGINE CONTROL SYSTEM (DME M5.2, 4–CYLINDER M44)
K6304
SECONDARY AIR
PUMP RELAY
,.#
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 X6304X6304
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
64Y6133
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
 

4 RT
GROUND
DISTRIBUTION
0670.4
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COMPONENT LOCATION CHART
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COMP.8500.0 7100.0LOCATION DESCRIPTION
K48 . . LOW BEAM LIGHT RELAY . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . 12-2

K125 .

ABS PUMP MOTOR RELAY, TIMED . . .

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

12-1


K6300 ENGINE CONTROL MODULE RELAY . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . 12-3
K6301w FUEL PUMP RELAY . . . . . . . . . . . . . . . . rear LH side of engine compartment in Power Distribution Box . . . . . . . . . . 12-3

K6304
SECONDARY AIR PUMP RELAY . . . . .
rear LH side of engine compartment in Power Distribution Box . . . . . . . . . .
12-3

K6326

UNLOADER RELAY, TERMINAL 15 . . .

rear RH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

27-1


M2 . . . FUEL PUMP . . . . . . . . . . . . . . . . . . . . . . . . below RH side of rear seat . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14-2
M3 . . . WIPER MOTOR . . . . . . . . . . . . . . . . . . . . rear of engine compartment below center of cowl . . . . . . . . . . . . . . . . . . . . . 09-1

M4 . . .
WASHER PUMP . . . . . . . . . . . . . . . . . . . .
front RH side of engine compartment on washer fluid reservoir . . . . . . . . . .
07-3



M7 . . .

HEADLIGHT/FOG LIGHT WASHER
PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . .
front RH side of engine compartment on washer fluid reservoir . . . . . . . . . .

14-3


M9 . . . AUXILIARY FAN MOTOR . . . . . . . . . . . . behind front grille behind trim panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11-1
M12 . . DRIVER’S DOOR LOCK MOTOR . . . . . in lower LH front door behind trim panel

M13 . .
PASSENGER’S DOOR LOCK MOTOR
in lower RH side of front door behind trim panel



M16 . . GAS FILLER LOCK MOTOR . . . . . . . . . in RH rear side of luggage compartment behind trim panel . . . . . . . . . . . . . 29-1


M17 . .

LUGGAGE COMPARTMENT LOCK
MOTOR . . . . . . . . . . . . . . . . . . . . . . . . . .
rear side of luggage compartment behind trim panel . . . . . . . . . . . . . . . . . . .

23-1


M21 . . DRIVER’S WINDOW MOTOR . . . . . . . . LH front door behind door panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22-1
M23 . . PASSENGER’S WINDOW MOTOR . . . . RH front door behind door panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21-2

M24z .

FOLDING SUNROOF MOTOR . . . . . . . .

in roof panel






M25 . .

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

09-3




COMPONENT LOCATION CHART
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COMP.8500.0 7100.0LOCATION DESCRIPTION

Y6131
INTAKE AIR RESONANCE CHANGE-
OVER VALVE . . . . . . . . . . . . . . . . . . . . .
rear LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

11-2


Y6133 AIR PUMP . . . . . . . . . . . . . . . . . . . . . . . . . LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13-2

Y6163

SECONDARY AIR PUMP VALVE . . . . .

LH side of engine compartment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

13-2


Y6263 FUEL CHANGEOVER VALVE . . . . . . . . under LH center of car . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28-2
Y8505y TRANSMISSION VALVE UNIT . . . . . . . . on RH side of transmission




K6300
ENGINE CONTROL
MODULE RELAY
K6301w
FUEL PUMP RELAY K2
HORN RELAY
K4
BLOWER RELAYK47
FRONT FOG LIGHT
RELAY
K16
HAZARD FLASHER
RELAYK48
LOW BEAM LIGHT
RELAYK21
NORMAL SPEED
RELAY K13
REAR DEFOGGER
RELAYK22
HIGH SPEED
RELAY
K19
COMPRESSOR
CONTROL RELAYK125
ABS PUMP MOTOR
RELAY, TIMED

COMPONENT LOCATION VIEWS/




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K6304
SECONDARY AIR
PUMP RELAY


Y6120
EVAPORATIVE
EMISSION VALVEX6120X6133X6163
B6
FUEL LEVEL
SENSOR
X1241
X10070X10071
H2
LEFT HORN
H3 *
RIGHT HORN




COMPONENT LOCATION VIEWS




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* RH SIMILAR

Y6133
AIR PUMP
Y6163
SECONDARY AIR
PUMP VALVE


M2
FUEL PUMP
X638
X679
B21
ON–BOARD
COMPUTER
TEMPERATURE
SENSOR
X770
M7
HEADLIGHT/FOG
LIGHT WASHER
PUMP
S21w
ENGINE HOOD
SWITCH
X123
X371




COMPONENT LOCATION VIEWS




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