1992 BMW 318i Fuel pump relay

ELE-84
ELECTRICAL
WIRING
DIAGRAMS

UNLOADERRELAY
TERMINAL15

106626

VARIABLECAMSHAFT
CONTROLVALVE1

I
CAMSHAFTCTRL'f21
GRNIBLU

CYLIINJI
6B
L
N/WHT
CYL21NJ)
5
BAN/RED
CYL61GNCOILI
1
3
BLK/VIO/VIO
GROUNDL7
B7
HOTFAMMTRIj3
YEL
]
10
BRN/RED
ENGCOOLTEMPI
WHTIBL
PK
FUELCONSI
THRO7
POS
SIG
I
12
CYL41GNCOILI
2
BK/BLU

Engine
Management

19982
.5L
(3231),
2
.8L
(3281),
3
.2L
(M3)
(1
of
2)

FUEL
INJECTION
VALVES

RED
11



I1
1
1111I11III



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1



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1I
1



BRN/GRN
FUELTNKPRESSI
1
1
INTKAIRTEMPI
14
GRV



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II
II



SPIN
2
SPEED
SIGRRI
15
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I
16
BLK/GRV



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ACTIVATEpiC



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DRIVE-AWAY
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BRN/GRN
A/C
ON
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RED/WHT
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20
GRY




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7

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BLKIREO



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123
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25
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SV
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CYL

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26
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27
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14
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.
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I
GRE
OUNOI
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45
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.
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,
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,
17
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FUELTANK
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PRESSURE
VALVE
SENSOR
IGNITION
COILS

FRO_NT_POWWE_RD_IST_RI_BU_TIO_NB_0%_________________
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RELAY



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15
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LINESSVSTEM
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I~
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WARNINGLPI~
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GHIFTLKSOL
VE
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22
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UNIT
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PUELCONSUMPTION
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2



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DIMMER
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_
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INTERIOR
LIGHTS
SYSTEM

Transmission
Electronics

1993-94
318i,
318iC
&
318is

HOTINRUN



HOT
IN
RUN



HOT
INADDY,
RUNHOTATALL



&START&START&START
TIMES



~-
-



_-



FRONTPOWER
r
-
[
IB+



FS
FUSE



FUSE
F2



F46
DISTRIBUTIQN00X



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-
BRNIGRN
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E
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F26



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FUELPUMPRELAY
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--
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16



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BLK/BLU



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GRN/I
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VIO/VELr



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1



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r_
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II
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_
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/
WIT(

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V
D
I



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1
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BANr

BRNBRN(
1

ELECTRICAL
WIRING
DIAGRAMS
ELE-97

TRANS
MISSIONCONTROL



I



I



BLU/BLK



4
MODULE
(EGS)

BRN/BLK



GRNlWHT
2
VEL/BLU



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R
EXTERIOR



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3
LIGHTS,



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T



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G123
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S
A4S
310R
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11
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1



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N
111
0
0
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1
300
11
2
1
0
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CRUISE
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STARTER
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.
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(MULTI-FUNCTION
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L___JI
RED/I



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WHT



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L_
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VIO/j
VIOL
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-



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POWER
ENGINE



DISTRIBUTION
BOX
CONTROLS
SYSTEM

DATA
LINK
CONNECTOR
15,
VVHT/VEL

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RXDDATA
LK
15
W
NT/YEL
26
BR
/BLK
GR
IN
.
SIG
L2
I
i
f
7
BATTERVVOLT
~
f
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FAULT
DSI
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GRV/VEL
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SIG
MANMODESIG



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Y;



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G
X3
!I
S1
RRNGSIGL4
S-PROGBUTT'
N



4YEL/GRN
GB
SHIFT
LK
GNOGN0
~BBRN/ORG

VOLTSUPPLY



2
Ri



ED/WHT
&
BLU
TCCSOLCTRL
BK
POL
POSIT
.



9
Ba
/
40
RED
HVDCTRL(a)
~-
41
GRV
HYO
CTRL
(-)
)
42
SOLVAL2CTRL
4~
X44
45
VIO
.AND

SOLVALICTRLI
~

TRANSMISSION
CONTROL
MODULE
(EGS)

PROGRAMSWITCH

88958

HOT
AT
ALL

ELECTRICAL
WIRING
DIAGRAMS
ELE-99

Transmission
Electronics

1995
3181,
3181C
&
3181s

rr~
Bt
I
'IpOIINTION
L
~J

VEL/BLU



BRN/ORG

2
HOT(NRUN



HOT
IN
RUN



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INADDY
.
RUN
&
START



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START

1
VIC
SHIFT
LK
SOL



I
UTOMODESIG
YELIBLU



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/



1



r
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2
BRNGRV



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A

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F4BE



DISTRIBUTION
BOX
5-_5-J
----
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COMPUTERDATA



~
1
WHT/



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I



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VIO/VEL
LINES
SYSTEM



"
WHT/GRN/
1
YEL



ANTI-LOCK



WHT



GRV
W/A50
BRAKES
"



VIO/VEL
ONLY



SYSTEM



I



W/CCM



W/DOOM
`
EGS
WARNING
IF15



GRV/BRN
21
WHT/BLK



WHT/BLK

WN
T
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VIO/~



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I
PT=O~
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YEL
INSTRUMENTCLUSTER
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OFN



1



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1



BRAKE
BLK



WHTWHT



r
(LIGHT



LIGHT
BRN
"



I
I
SWITCH



SWITCH
II



I
NTROLS
EN
INE



DISTRIBUTION
BOX
CO
SYSTEM

WHT1I-1
MODULERELAY
L_--__-J
FRONTPOWER

2
-



BLUIRED
BLUIREDr



SOLENOID
WHT/GRN/



O
5
BLU/REOI
EXTERIOR



RGNCA
ASCSIGNAL



VEL



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BLU/Ep
i
LIGHTS



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7
VEL/GRN



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22



SYSTEM
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VALVE2
-
(NOT
GRRNGSIGL3
&
BLU/WHT



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8
NCA
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YEL/BLU



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YELIBLU
23



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BRNIGRN



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PRESSURE

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USED)



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REGULATOR
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YEL/WHT



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NCATx-DATALK
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SPY
1~
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5
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TEST
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I
19
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20
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OUTPUT
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PD
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38
12



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85



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FUELPUMPBELAY
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BLKIBLU
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r
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ENGINECONTROL
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BRAKE



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LIGHT



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I
.
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VALVE
-
W



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4
BRNT



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&
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TEMPERATURE
I
SENSOR
0200
1



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K



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NCA
T



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CLR
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A



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2



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TRANSMISSION
VALVEUNIT
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BRN/GRN
1r
-------
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FLPMPRLYCTRL



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WHTIBLKGI



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COMPUTER



FUELCONSUMPTION
X3Plll
--



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BLK/BLU



48
I
A/OCOMPCTRL



I
BRN/GRY
64I



I
BLK
BS
IIGNTIMINGINT



I

8-



DRIVE
RANGE
PIN
-
VIO



NCA



SHIFT
LOCK
2



r



WHT/GRN/

B

V

R

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N/



I



ENDNECONTROL
MODULE(DME)

I
VIO
1I
NCAQ



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LOCK

1



l



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~
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GRV/RED



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51



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INTERIORLIGHTS
If2



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WHT/GRN/VEL

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R
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"Y'
I



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.



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BLU/VEL



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3
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(
SRN/
SYSTEM



CLOSEDIN
G123
~-
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REVERSE
GRNI



EGSA4S310R
POSITION
TRANSMISSION
BLK
DRY
POSITION
N
ICATOR



_
_1



9



25



L1
L2
L3
L4



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KICK



P
11
0
1



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1
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I



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111
0

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ELECTRONIC



I
-I



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1
BRN
R..(
IMMOBILISER



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1



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CONTROLMODULE
(TEMPOMAT)



COMPUTER



2
1
0
11
(MULTI-FUNCTION



1
00
1
0
G201



CLOCK)

DATA
LINK
CONNECTOR
1$
,A

WHTT/VIO
COMPUTER
DATA



1~
'
LINES
SYS7EM
1
WH7/~
"

8
R1/
.
.N
r
EGSWARNINGLJ
INSTRUMENTLLUSTER
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1
VIO
SHIFT
LK
SOL
AUTO
MODE
SI
G

89077

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IG7IMINGIN7
14
BRN/GRV

HOTATALL
TIMES
r



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Ea
r
I



~
I
-
"
(
JUNCTION

L
L
JFOIN7
ELECTRICAL
WIRING
DIAGRAMS
ELE--101

Transmission
Electronics

1995
318ti

HOTINRUNHOTINRUN&START&START
r
FUSE
I
~
F28
L3r-
0
-__
2
I



16

FRONT
POWER
F
ELS
28
E



(DISTRIBUTION
BOX

'-_J
xLOeLz
GRN/
BEN/
RED



WHTGRV
EGSA4S310R

N
'1
003004

G201

D



0
1010
1
300
11
2
1
0
111
00
1
0
g



GRV/RED
2OUTPUT
_JDIMMER
r'`
0



GRV(
--
I
bi



:



RED
INTERIORLIGHTS
I.c2
L



SYSTEM
~N53
I
4BRN
SOLGNDCTRLI

r
-
q
-
--
BRN/GRN
h
~
85



-



I
FUELPUMPRELAV
I

I
COMPRESSOR
I
CONTROLRELAY
I

"
REOIW
TI



87A
I



-

SOLENOIDSOLENOID
VALVE1
BR
N



"
DEG
S
NCA
SPIN
I



SOLENOID
,8



GRN



B
I
NCA


VA
L
E2
GRRNGSIGL3
BLU/WHT
6723
>-
TIMEASSIG(FL)
9
WH7/BLK
A-PROG
IND



10
YEL/BLU
FLPMPPLYCTRL
11
BRN/GRN
M-PROGIND



12
YELIWNT



RED



9
I
T
.DDATALK



13
WH7/VIO
OUTPUT
SPD
()14
BLK



-fl



----



DRY



1-
BKSWTESTSIG5BRN/GRV



BRN/GRV3



(N
OT
USE
D),10



X0

77
CLR
VIO
2
I
OILTEMP
SIG
SPDSENSSHD



18
NCA
19
BRN
GND
20
YEL



T



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I
OUTPUTBPD(r)



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7
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1



(TEMPOMAT)

4
INDEX

Evaporator
See
Air
conditioning
EWS
(Electronic
immobilization
system)
515-8
Exhaust
system
See
also
Maintenance
program
general
information
180-1
exhaust
manifolds,
removingAnstalling
180-5
exhaustsystem,
removing/installing
180-3
Expansion
valve
See
Air
conditioning
Exterior
lighting
general
information
630-1
center
brake
light
housing,
replacing
(4-door
and
coupe
models)
630-5
foglight
assembly,
removing/installing
630-3
front
turn
signal
assembly,
removing/
installing
630-4
headlight
assembly,removing/
installing
630-2
headlight
bulb,
replacing
630-1
license
plate
light,
removing/installing
630-6
side
marker
lights
630-4
taillight
assembly,
removing/installing
630-5
taillight
bulbs,
replacing
630-4
Exterior
trim,
bumpers
general
information
510-1
BMW
embiem,
removing/installing
510-7
body
side
molding,
replacing
-7
bumper
height,
adjusting
510-6
front
bumper,
removing/installing
510-3
front
bumper
impact
absorber,
replacing
510-4
front
panel,
removing/installing
510-7
outside
rear
view
mirrors
510-1
mirror
housing,
removing/installing
510-1
mírror,
removing/installing
510-2
mirror
glass,
replacing
510-1
radiator
grille,
removing/installing
510-7
rear
bumper,
removingfinstalling
510-
4
rear
bumper
impact
absorber,
replacing
510-4
F

Fenders,
engine
hood
general
information
410-1
front
fenders
410-1
front
fender,
removing/installing
410-1
hood
aligning
410-4
hood,
raising
to
service
position
410-2
hood
release
cable
and
latches,
adjusting
410-4
hood,
removing/installing
410-3

Finaldrive
general
information
331-1
final
drive
se
rvice
331-1
flange
oil
sea¡,
replacing
331-2
inputshaft
oil
sea¡,
replacing
331-3
oil,
draining/filling
331-1
oil
seals331-1
removing/installing
331-3
Final
drive
carrier
See
Rear
suspension
Firing
order
See
Ignition
system
Flexdisc
See
DriveshaftFluids
and
lubricants
See
Maintenance
program
Foglight
See
Exterior
lighting
Front
suspension
general
information
310-1
ball
joint
See
outer
control
arm
ball
joint
control
arm,
removing/installing
310-5
control
arm
bushing,
replacing
310-7
control
arms
310-5
front
wheel
bearing,
replacing
310-8
front
wheel
bearings
310-8
outer
control
arm
ball
joint,
replacing
(except
M3)310-6
ride
height
310-4shock
absorbers
and
springs
310-2
stabilizer
bar
310-9
stabilizer
bar,
removing/installing
310-9
strut
assembly,disassembling/
assembling310-4
strut
assembly,
removing/installing
310-2subframe
crossmember
310-9subframe
crossmember,
removing/
installing
310-9
Fuel
injection
general
information
130-2
basic
engine
settings
130-2
principies
of
operatínn
130-2
Bosch
DME
Ml
.7
component
tests
and
repairs
130-14
air
floiv
sensor,testing/replacing
130-14
engine
coolant
temperature
(ECT)
sensor,
testing/replacing
130-15
¡dle
speed
control
valve,
testing/
replacing
130-16
throttle
position
sensor
(TPS),
testing/replacing
130-16
Bosch
DME
M3
.1
and
M3
.3
.1
component
tests
and
repairs
130-17
engine
coolant
temperature
(ECT)
sensor,
testing/replacing
130-18
¡dle
speed
control
valve,
replacing
130-21
¡dle
speed
control
valve,
testing
130-
20
intake
air
temperature
(IAT)
sensor,
testing/replacing
130-19
mass
air
flow
sensor130-17

Bosch
DME
M3
.1
and
M3
.3.1
(cont)
mass
air
flow
sensor
(hot
film)

testing/replacing
130-18
mass
air
flow
sensor
(hot
wire)
testing/replacing
130-17
throttle
position
sensor
(TPS),
testing/replacing
130-19
Bosch
DME
M5
.2
component
replacement
130-21engine
coolant
temperature
(ECT)
sensor,
replacing
130-22
ldle
speed
control
valve,
replacing
130-23
intake
air
temperature
(IAT)
sensor,
replacing
130-22
mass
air
flow
sensor,
replacing
130-
22
throttle
position
sensor
(TPS),
replacing
130-22
DISA
(dual
resonance
intake
system)
130-3
ECM
pin
assignments130-26
electrical
checks
andcomponent
testing
130-7engine
control
module(ECM),

accessing
130-26
fuel
delivery
tests
130-9
fuel
pressure
regulator
response
to
engine
load,
testing
130-11
fuel
pressure
regulator
130-13
fuel
pressure
regulator,
replacing
(fuel
rail
mount)130-13
fuel
pressure
regulator,
replacing
(under
car
mount)130-14
fuel
pump
relay,
testing
130-7
fuel
rail
and
injectors,
checking
130-11
fuel
rail
and
injectors,
replacing
130-
12
fuel
delivery
tests
(cont
.)
operatíng
fuel
pump
for
tests
130-9
relieving
fuel
pressure
and
connecting
fuel
pressure
gauge
130-10
residual
fuel
pressure,
testing
130-10
main
relay,
testing
130-7on-board
diagnostics
(OBD)
and
fault
diagnosis
130-4
oxygen
sensor,
testing
(Bosch
systems
only)
130-8
secondary
air
injection
130-5
Siemens
MS
41
.1
component
replacement
130-23
engine
coolant
temperature
(ECT)
sensor,
replacing
130-25
¡dle
speed
control
valve,
replacing
130-26
lntake
air
temperature
(IAT)
sensor,
replacing
130-25
mass
air
flow
sensor,
replacing
130-
25
throttle
position
sensor
(TPS),
replacing
130-26warnings
and
cautions
130-6
Fuel
filter
See
Maintenance
program

WARNING

Your
common
sense,
good
judge-
ment,
and
general
alertness
are
cru-
cial
tosafe
and
successful
service
work
.
Before
attempting
any
work
on
your
BMW,
read
the
warnings
and
cautions
on
page
vi¡
and
the
copyright

page
at
the
frontof
the
manual
.
Review
these
warnings
and
cautions
each
time
you
prepare
to
work
on
your
BMW
.
Please
also
read
any
warnings
and
cautions
that
accom-
pany
the
procedures
in
the
manual
.

Fuel
pressure
regulator
See
Fuel
injection
Fue]
pump
general
information
160-1
electrical
tests
160-7
power
consumption,
testing
160-7
delivery
tests160-8
delivery
volume,
testing
g
160-9
electrical
circuit,
checking
160-7
fuse
and
relay
160-6
level
sender
See
pump/fuel
leve¡
sender
operating
fuel
pump
for
tests
160-6
pump/fuel
level
sender
(left
side),
removing/installing
160-6
pump/fuel
leve¡
sender
(right
side),
removing/installing
160-5
relieving
fuel
pressure
and
connecting
fue¡
pressure
gauge
160-8
Fueltank
and
lines
general
information
160-1
draining
160-2
evaporative
control
system
160-4
leve¡
senders,
testing
160-5
removing/installing
160-3
Fundamentals
for
the
do-it-yourself
owner
general
information
010-1
advice
for
the
beginner
010-4
cleanliness
010-4
electrical
testing
010-6
gaskets
and
seals
010-5
non-reusable
fasteners
010-5
planning
ahead
010-4
tightening
fasteners
010-5
wire
repairs
010-6
buying
parts
010-6
genuine
BMW
parts
010-6
information
you
need
to
know
010-7
non-returnable
parts
010-7
emergencies
010-11brake
fluid
leve¡
010-13
car
will
not
start
010-11
changinga
tire
010-11
check
enginewarning
light
010-13
dim
Iights
010-13
jump
starting
car
010-12
low
o]I
pressure
010-13
overheating
010-12

Emergencies
(cont
.)
spare
parts
kit
010-14
towing
010-13
gettingstarted
010-2
lifting
thecar
010-3
raising
car
safely
010-3
safety
010-2
working
under
car
safely
010-4
how
to
use
this
manual
010-2
warnings,
cautions
and
notes
010-2
service
010-7
tools
010-7
basic
tool
requirements010-8
BMW
specialtools
010-11
feeler
gauges
010-10
jack
stands
010-9
oil
change
equipment
010-9
torque
wrench
010-10
volt-ohm
meter
(VOM)
or
Multi-
meter010-10
Fuses
See
Electrical
component
locations

G

Gaskets
See
Fundamentals
for
the
do-it-
yourself
owner
Gearshift
See
Gearshift
linkage
Gearshift
linkagegeneral
information
250-1
automatic
shiftlock,
checking
function
250-5
automatic
transmission
gearshift
250-
3
gear
position/neutral
safety
switch,
replacing
(automatic
transmission)
250-4
gearshift
lever,
installing
(manual
transmission)
250-2
gearshift
lever,
removing
(manual
transmission)
250-1
gearshift
mechanism,
adjusting
(automatictransmission)
250-3
manual
transmission
gearshift
250-1
shift
interlock,
checking
function
(automatic
transmission)
250-6Glass
See
Door
windows
Glove
compartment
See
Interior
trim
Grille
See
Exterior
trim,
bumpers
Guibo
(flex
disc)
See
Driveshaft

Handle,
door
See
Doors
Hardtop
See
Body-general
Headlight
See
Exterior
lighting
Headlight
switch
See
Switches
and
electrical
accessoriesHeater
box
See
Heating
Heater
core

See
Heating
Heater
valve
See
Heating
Heating
general
information
640-1
air
distribution
motors
640-9
air
distribution
motor,
replacing
(rotary
knob)
640-10
blower
motor,
removing/installing
640-1blower
motor
resistor
pack,
replacing
640-3
control
head
640-7
removing/installing
(digital-display)
640-8
removing/installing
(rotary
knob)
640-7
control
module
removing/installing
(digital-display)
640-8
removing/installing
(rotary
knob)
640-8
heater
box,
removing640-4
heater
core,
replacing
640-6
heater
core
temperature
sensor,
replacing
640-7
heater
valve,
replacing
640-3
rear
window
blower
(convertible
models)
640-10
reas
window
defogger
640-10sensor
fan
forinterior
temperature,
replacing
640-9warnings
and
cautions
640-11
Hood
See
Fenders,
engine
hood

Idle
speed
See
Maintenance
program
Idle
speed
control
valve
See
Fuel
injection
Ignition
switch
See
Switches
and
electrical
accessories

INDEX
5

N

WARNING

Your
common
sense,
good
judge-
ment,
and
general
alertness
are
cru-
cial
to
safe
and
successful
service
work
.
Before
attempting
any
workonyour
BMW,
read
the
warnings
and
cautions
on
page
vi¡
and
the
copyright
page
at
the
front
of
the
manual
.
Review
these
warningsand
cautions
each
time
you
prepare
to
work
on
your
BMW
.
Please
also
read
any
warnings
and
cautions
that
accom-
pany
the
procedures
in
the
manual
.

Master
cylinder
See
Brakes
See
also
Clutch
Mechanical
troubleshooting
See
Engine-general
Microfilter
See
Air
conditioning
Mirror
See
Exterior
trim,
bumpers
Muffler

See
Exhaustsystem
Multi-information
display
(MID)
See
Instruments

Neutral
safetyswitch
See
Gearshift
linkage

O

Oil,
changing
See
Maintenance
program
Oil
panSee
Lubrication
system
Oil
pressure
See
Lubrication
system
Oil
pump
See
Lubrication
systemOn-board
diagnostics
(OBD)
See
Engine-general
See
alsoFuel
injection
See
also
Ignition
system
On-board
trip
computer
See
Multi-information
display
620-4
Oxygen
sensor
See
Engine-general
See
alsoFuel
injection
See
also
Maintenance
program

P

Parking
brake
See
Brakes
See
also
Maintenance
program
Parts
See
Fundamentals
for
the
do-it-
yourself
owner
Poly-ribbed
belt
See
Maintenance
program
Power
steering
See
Steering
and
wheel
alignment
Power
steering
(luid
See
Maintenance
program

R

Radiator
See
Cooling
system
Radio
general
information
650-1audio
system
650-1
radio
connector
650-6
removing/installing
650-2speakersdoor
panel
speaker,
removing/
installing
650-5
left
footwell
speaker,
removing/
installing
650-3
rear
speaker,
removing/installing
650-5
right
footwell
speaker,
removing/
installing
650-4Rearsuspension
See
also
Maintenance
program
general
information
330-1
coil
spring,
removing/installing
330-4
CV
boot,
replacing
330-8
drive
axle,
removing/installing
330-6
drive
axles
330-6
final
drive
carrier
330-12
final
drive
carrier,
removing/installing
330-12
lower
control
arm,
removing/installing
330-12
rear
shock
absorber,
removing/
installing
330-3
rear
suspension
arms
330-9
ride
heíght
330-1
shock
absorbers
and
springs
330-2
trailing
arm,
removing/installing
330-10
trailing
arm
bushing,
replacing
330-11upper
control
arm,
removing/installing
330-12
rear
wheel
bearing,
replacing
330-5

rear
wheel
bearings
330-4
Rear
view
mirror
See
Exterior
trim,
bumpers
Receiver/drivr
See
Air
conditioning
Relays
See
Electrical
component
locations

INDEX
7

Ride
height
See
Front
suspension
or
Rearsuspension
Ring
antenna
See
Central
locking
and
anti-theft
Roof
See
Convertible
top
See
also
Sunroof
Roundel
See
Exterior
trim,
bumpers

S

Seat
belts
general
information
720-1
automatic
front
seat
belt
lock
tensioners
720-2
center
rear
lap-belt,
removing/
installing
720-5
front
seat
beltreel,
removing/installing
720-3
mechanical
spring
tensioner,
disarming
720-2
rear
seat
belt,
removing/installing
(fixed
seat
back
models)
720-4
rear
seat
belt,
removing/installing
(fold-down
seat
back
models)
720-5Seats
general
information
520-1
front
seats520-1
manual
front
seat
assembly
520-3
power
front
seat
assembly
520-4
removing/installing
520-1
rear
seats
520-5
rear
seat
cushion
and
backrest,
removing/installing
(fixed
seat
backmodels)
520-5
rear
seat
cushion
and
backrest,
removing/installing
(fold-down
seat
back
models)520-5
rear
seat
backrest
side
section,
removing/installing
(fold-down
seat
back
models)520-6
Shiftinterlock
See
Gearshift
linkage
Shiftlever
See
Gearshift
linkage
Shíftlock
See
Gearshift
linkage
Shock
absorber
See
Front
suspension
See
also
Rear
suspension
Side-impact
airbag
See
Airbag
system
(SRS)
Slave
cylinder
See
Clutch
Service
indicator
See
Maintenanceprogram
Solenoid
See
Battery,
starter,
alternator
Spark
See
Ignition
system
Spark
plugs
See
Maintenance
program