1994 BMW 318i oil pump

ELE-74
ELECTRICAL
WIRING
DIAGRAMS

8727
7

IGNITION
SWITCH

in
RED
BATTERY
ECM
1'27
BRN
RLYCgXL
DI87
'WHT/VEL



WHT/VEL

TXDI88
WHT/VIO



WHTIVIO



'~



/
GRN/VIO

FPRLYCTRL
I
/



BRNIGRN



GRNVIO
023HTRCTRLI
37



BRN/GRN



BRNGRN
COMPUTER
WHT/VEL



I
RED/WHT
I
gl



BLKIVIO



ANTI-



DATA
LINES



WHT/VIO



RED
WHT
DRIVE
AWAYSIG
I~~THEFT



SYSTEM
{



R
I



SYSTEM



W/EGS



ED
WHT
e6
VIO/GRV



A/C
BLK/BLU



BLK
A/CSWITCH
I



VEL



SYSTEM



VEL023SIGNAL
I



70
71
BLK



SILK
02S
SIG
GND
I



4z



-
A/C
COMP
CUT
148
BLK/BLU



SLKIBLU



WHTIBLK

DKVPOTSIGI
//
BRN/ORG
fia
t
BR/GRV
IGNTIMING
I



BRN/BLK
I
~66
DRIV
E
RANGE
CVL4IGNCOIL
I}
I
27
YEL(ORBLK)
CVLSIGNCOILIl62
R~
ED(~RBLKi
CYL2101COIL
I
25



WI
ILK)
LK)
CVLIIGNCOILI
66
B
IGNGROUNDI
6



B,
-
RN~
-GROUND
SC
BRN
GROUNDI~

FUEL
INJECTION
VALVES

Engine
Management
1993-951
.8L
(1
of
2)

FRONTPOWERD_IS_TRI_BU_TIO_NBOX



_
______
I



ENGINE
CO
NTROL
MODULE
RELAY



FUEL
PUMP
RELAY

-~
I



I
CVL1



DVL2



CVL3



CYL4



A/T
RANGE



TRANSMISSIONCONTROLMODULE
(EGS)
SWITCH

ELE-76
ELECTRICAL
WIRING
DIAGRAMS

1
87279

SOLIDSTATE

SOLENOIO
VALVE
(RUNNING
LOSSES)
(1995
ONLY)



CYLl



CVL2



CVL3



CYL4



CYL5



CVLS

31
~e
BRN
1



1



Bt



LKIVEL
50
55
GRN
30-7
RED
CYL21NJI~
CVL3INJ1
~
31



BRN/VEL
CYL41NJI77
/BLU
BATTERY(
2
CYL5INi
)



/GRN
j
~
-
BB
PN
CYLSINJI
4~

I
THROTTLE
FLAP
1)12



WHTIGRY
IGN
CUT-OFF
I
)B3



WHT/GRN
EMLSIGNAL
)
52



W~



H
/RED/VEL
CAM
ACT
CTRL
)
~-
NIBLU
EEVALVECTRLI
36RN
ISCTFLVALVE
12)
--
_
WH=IYEL
I~29
WHTIGRN
ISCTRL
VALVE
I
,
GROUND
15ILI
1
SHEILDGND
4
NCA
5
I
~~
INJGROUND
15~--
B
RRN
GROUNDI
j34
BIN
IGNGROUND)
55
BEN
CVLSIGNCOIL)I
24LK/V10
CVLSIGNCOILI
j25
BLK/GRN
CVL4IGNCO
II23
BLK/8LU
IL
-
CYL
31GN
COIL
I
52BLKIYEL
CYL21GNCOILI
51LKIRED
.
CYLIIGNCOILI
50_
9LS/WN7
IGNSWITCH
1)56



OR

ENGINECONTROL
MODULE(DME)

HOTATALLTIMES

N
I30
STA



"
RT



I
1
GRN
I
GRN1
~



GRN
~
I
RU
15

)
OFF
-
I
IGNITION
SWITCH

Engine
Management

1993-952
.51
(1
of
2)

FUEL
INJECTION
VALVES

STARTING
SYSTEM

1995
ONLY
r~I
~~

f

IGNITION
COILS

FRONT
PO
WER
DISTRIBUTION
BO%

WXTBLU
RED/

1717
ap
BEN
:



?
1995
ONLY
I



87



3
WHT
BLU



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rt

BATTERY



I-
1995
r

1995
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PED



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RED



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RED
I
I
I



1995
RED
I



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REDIWHTRED/WHTRED/WHT

ENGINE
CONTROL
MODULE
RELAY

Bt
JUNCTION
POINT

CYL
1-fi
FUEL
PUMP
RELAY

GRNIVIO

BPN/GRN

RED
RED

WIEGS

RED/WHT
SPLICE
----------------
RED/WHT

WHT/
GRY/YEL

I
L

6-1--l



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11
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CAMSHAFT
'



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_
_
_
__
_
-
CVL1



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CYL4



CYL5



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6119



IDLE
SPEED



EMISSION
ACTUATOR



SLIP
CONTOLMODULE
CONTROLVALVEVALVE
(PBS/AS
C)

ELE-78
ELECTRICAL
WIRING
DIAGRAMS

I
ACTIVATEVALVE
I
I
ACTIVATEVALVE
I
31
BR~NIVEI
I
ACTIVATEVALVEI
32
BRN/WHT
I
ACTIVATEVALVEI
3
BRN/YEL
I
BATTERYVOLTI
2S
RED
I



57
RED/WHT



NORMAL
ACTIVATERELA
YI
SPEEDRELAY
I
B
ECMRLYCVO
LTRT
L



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I



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63
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RXD
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8~7~
W
L
H=~
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/YEL
1
.
t~p
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ANTI-THEFT
DRIVEAWAYSIGI
808p
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SYSTEM
CRANKSHFTRPMI
PROGRAM
VOLTI
60
WHT/GRN
ACTIVATEA/CI
1I
BLK/
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TEMP
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66
GRY/)---~~SYGITEM



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89
VIO/GRY
SIGNALA/C
ON
I
36
BLK/



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BLK/BLU
AICCOMPCUTI
86
YEL
CAN
HIGH
CANLOWI
e~-
179
BRNIRED
RR
SPEEDSIGI



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CY14IGN
COIL
I
23~
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5
2
oR
E
D
CYL2IGN
COIL
I



49



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CYL
11GN
COIL
I
5=
IGNGROUNDI
INJGROUND
AL-'
RN
OROUNDI
IGNSWITCH
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5
=

ENGINECONTROL
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HOTATALLTIMES

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l
GRN
_
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I



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p



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I
_---
--
.-----
_
1
G117

I



"
161
I



ACC
I
OFF

IGNITION
SW
ITCH

B,JUMPSTART
JUNCTION
POINT
(EXCEPT318U)

88547

UEL
INJECTION
VALVES

CYL4



CYL3



CYL2



I
CYLI
il
zlxl
W/21i/
il
2
W
3
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rcl
ml¢



a.
GRN

7997
1996
86
8
GRN
7996
4
BR
11
N
BRN



I
DR.GRN



/
GRN
851



G777



Z
GTN

31811
(RD

UNLOADERRELAY



EXCEPT
I
RED
TERMINAL15



31871
l~
(19970NLY)

Engine
Management

1996-971
.9L
:
(1
of
2)

HOTINACC,RUN
ANDS=ART
_
,FRONT
USE
POWER
I



F46



I
DISTRIBUTION
L
I
1
-=J
BDXX
10016

mlulm

W/ASC,
EXCEPT
1997,
199831871
W/ABS
ABSCONTROL
MODULE/
HYDRAULIC
UNIT

MODULE
(ABSIASC)

FRONT
POWER
DISTRIBUTION
BOX



_
rENGINECONTROLMODULERELAV
FUELPUMPRELAY

I

WIEGS
1

EXCEPT
1998
31811
mI
j

1,1,3A,2,1,



2,J,3,4
1,



2J,3,IJf,



2,1,3,1

L,



=,1=7,,
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1
1GNI
C
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II
IIII
II
I______
I
I_______________
6119



CYL1



CYL2



CYL3



CYL4



SLIFCONTROL



TRANSMISSION
CONTROL
MODULE
(EGS)

f-W/EGS

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



1II



1



I1
1I
1



BRN/GRN
FUELTNKPRESSI
1
1
INTKAIRTEMPI
14
GRV



,K
II
II



SPIN
2
SPEED
SIGRRI
15
SRN/RED



BRN/RED



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3
I
16
BLK/GRV



A/C



REO



RED
ACTIVATEpiC



4
DRIVE-AWAY
SIG



18
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SYSTEM



REO



RED



RED
I



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5
BRN/GRN
A/C
ON
SIG



)1D



VIO/GRY



SYSTEM
I
RED/WHT
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20
GRY




RED
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REDIWHT
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l
BLKIREO



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BRN/YEL



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6
II



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123
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I



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25
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SV
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CYL

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26
RED



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1
27
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I
pCTIVAT
GROUND
I
14
I



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29



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34



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I



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I
32
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35
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ACTIVATERELAY



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.
I



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136
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I



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I
GRE
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42
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CAMSHAFTPOSI
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1
VOLTSUPPLYI
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THROTTLEPOSI
45
WHT/GRY/YEL



MASSMETER
I



FUELCONSI
46
GRN/RED
I



46
YEL

MODULE
(DME)

HOTAT
ALLTIMES

T
.
.-



171
,
71
,
17
,
171
,
711
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1
-
1
G125
1
.



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CVLS



CYL6



IDLESPEED



FUELTANK
CONTROL
PRESSURE
VALVE
SENSOR
IGNITION
COILS

FRO_NT_POWWE_RD_IST_RI_BU_TIO_NB_0%_________________
rENGINE
CONTROLMODULE
RELAY



CVL1-6FUEL
PUMP
RELAY

THROTTLE
IHTAKEAIR
POSITION
TEMPERATURESENSOR
SENSOR

G
~
r
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21~I



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BRN/YEL
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%
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L__J
INSTRUMENT

31
4
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1211
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DUALTEMPERA7URESENSOR
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LINK
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15
W~
20,
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COMPUTER
DATA
LINESSVSTEM
WHTT/EEL
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15
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EGS
WARNINGLPI~
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FUEL
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GHIFTLKSOL
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AUTO
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22
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11
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FLPMPRLYCTRL



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9
I
NCA
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SWTESTSIG
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BRNIGRY

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I



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I
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III



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17
CLR
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1&
NCASPDSENSSHDGND



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0S
BRN
2
YEL



III
OUTPUT
SPD
(+)
1BLK/BLU
~-
AID
COMP
ON
22
BLK
OILTPSIG(+)
3B~2



LU/BLK
GRRNG
SIG
L14
~BW
j2
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RxD
DATA
LK
126
BRN/BLK
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/
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FAULTINDSIG



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R
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3
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I
5BRNIORG

51
/
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CONVERTER
r
(SWITCH



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I



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_
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TRANSMISSIOI
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UNIT
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BRNIGRN



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r
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WHT/BLKSf



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I
PUELCONSUMPTION
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A/CCOMPDT
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BRNIGRY



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II



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2



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DIMMER
1III
rO
_
_
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RED



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



5
-
BRNIGRN
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PU
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NICTION



US
E
I



I
F26



8



I



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I

LJ



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1
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FUELPUMPRELAY
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-
Y
--
-
16



X19077



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BLK/BLU



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GRN/I
GRN/
VIO/VELr



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I
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1



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I



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,
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S
r_
-
II
VEL



VEL
_
BRAKE



BRAKE
r
(LIGHT
I
I~+
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.
iSWITCH



1
/
WIT(

RE
V
D
I



GYEL1



ORG

BRN(
1
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1

ELECTRICAL
WIRING
DIAGRAMS
ELE-97

TRANS
MISSIONCONTROL



I



I



BLU/BLK



4
MODULE
(EGS)

BRN/BLK



GRNlWHT
2
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R
EXTERIOR



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3
LIGHTS,



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A4S
310R
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LIGHT



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300
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2
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0
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L___JI
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ENGINE



DISTRIBUTION
BOX
CONTROLS
SYSTEM

DATA
LINK
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VVHT/VEL

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W
NT/YEL
26
BR
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GR
IN
.
SIG
L2
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i
f
7
BATTERVVOLT
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f
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Ba
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40
RED
HVDCTRL(a)
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41
GRV
HYO
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42
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45
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88958

HOT
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ELECTRICAL
WIRING
DIAGRAMS
ELE-99

Transmission
Electronics

1995
3181,
3181C
&
3181s

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ELECTRICAL
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ELE--101

Transmission
Electronics

1995
318ti

HOTINRUNHOTINRUN&START&START
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MODULE
MODULE

1



1



(TEMPOMAT)

2
INDEX

Brakes
(cont
.)
pressure
bleeding
brakes
(except
cars
wíth
AST)
340-3
troubleshooting
340-1
Brushes,
alternator
See
Battery,
starter,
alternator
Bulbs
See
Exterior
lighting
See
also
Instruments
Bumpers
See
Exterior
trim,
bumpers

C

CamberSee
Steering
and
wheel
alignment
Camshaft
See
Cylinder
head
and
valvetrain
Camshaft
position
sensor
See
Ignition
system
Camshaft
timing
chain
general
information
117-1
camshaft
timingchain,
4-cylinder
117-
2
camshaft
timing
chains,6-cylinder
117-6
camshaft
timing
chain,
removing
(4-cylinder
engines)
117-2
camshaft
timing
chains,
removing
(6-cylinder
engines)
117-7vanos
(variable
valve
timing)
117-14
control
unit,
removing
117-16system
operation,
testing
117-14
Caster
See
Steering
andwheel
alignment
Catalytic
convertor
See
Exhaustsystem
Cautions
viü
Center
bearing
See
Driveshaft
Center
console
See
interior
trim
Central
body
electronics
(ZKE
IV)
515-8
Central
locking
system
(ZVM)
515-7
Centrallocking
and
anti-theft
general
information
515-1
door
handles
and
Iocks
515-1
door
striker,
replacing
515-6
front
door
handle,
removing/
installing
515-3
front
door
lock,
removing/installing
515-1
rear
door
handle,
removing/installing
515-5
rear
door
lock,
removing/installing
515-4
EWS
II
control
module,
replacing
515-10
EWS
II
ring
antenna,
replacing
515-10
EWS
II
transmitter/receiver
module,
replacing
515-11
locking
system
and
electronic
immobilization
515-7
luggage
compartment
locking
actuator,
removing/installing
515-6

Clutch
general
information210-1
clutch
hydraulic
system,
bleeding
and
flushing
210-2
clutch,
inspecting
and
installing
210-5
clutch
master
cylinder,
replacing
210-2
clutch,
removing
210-4
clutch
slave
cylinder,
replacing
210-3
transmission
pilot
bearing,
replacing
210-6
Clutch
fluid
See
Maintenance
program
Coil
See
Ignition
system
Coilspring
See
Rear
suspension
Component
locations

See
Electrical
component
locations
Compressor
See
Air
conditioning
Compressor
clutch
See
Air
conditioning
Condenser
See
Air
conditioningControl
arms
See
Front
suspension
See
also
Rear
suspension
Convertible
top
general
information
541-1
manual
convertible
top
541-1
lid
release
mechanism
541-2
replacing
541-2
visor
latch
541-1
visor
latch
píate
541-1
power
convertible
top
541-2
drive
motor,
replacing
541-7
emergency
operation
541-7
front
latching
mechanism
541-4
lid
541-9
replacing
541-5
visor
latch
541-4
visor
latch
motor541-5
visor
latch
plate
541-4
rollover
protection
system
541-9
Coolant
(Anti-freeze)
See
Maintenance
program
Coolant
pump
See
Cooling
system
Cooling
system
general
information
170-1
cooling
fan,
replacing
170-8
coolant
pump,
replacing
170-10
coolant
pump
and
thermostat170-1
coolant,
draining/filling
170-5
cooling
fans
170-2
cooling
fan,
testing
170-4
cooling
system
service
170-5
cooling
system,
bleeding
(radiator
with
integral
expansion
tank)
170-6
cooling
system
pressure
test
170-3
electric
cooling
fan,
replacing
170-8
radiator,
removing/installing
170-11

Cooling
system
(cont
.)
radiator
and
expansion
tank
170-1
radiator
service
170-11

temperature
gauge
quick
check170-3
thermostat
quick
check
170-3
thermostat,
replacing
170-9
troubleshooting
170-2
warnings
and
cautions
170-2Crankshaft
position/rpm
sensor
See
Ignition
system
Crash
sensor
See
Airbag
system
(SRS)
CV
joint
See
Maintenance
program
See
also
Rear
suspension
Cylinder
head
and
valvetrain
general
information
116-1
camshaft116-7
camshafts,
removing/installing
(M42
engine)
116-1camshafts,
removing/installing
(M44
engine)
116-3
camshafts,
removing/installing
(6-cylinder
engine)
116-4
cylinder
head,
disassembly/assembly
116-1
cylinder
head
and
valvetrain,
reconditioning
116-7
cylinder
head
116-7
hydraulic
cam
followers,
checking
and
replacing
(M42
and
al]
6-cylinder
engines)
116-9
hydraulic
valve
adjusters,
checking
and
replacing
(M44
Engine)
116-8
valve
guides
116-10
valveseats
116-12
valve
springs
116-12
valve
stem
oil
seals
116-11
valves
116-11

valves,
leak
test
116-11
valves,removing/installing
116-6
Cylinder
head
removal
and
installation
general
information
113-1
cylinder
head,
removing/installing
(4-
cylinder
engine)
113-1
cylinder
head
(6-cylinder
engine),
removing/installing
113-10

Dashboard
See
Interior
trim

Deck
lid
See
Trunk
lid
Defogger

See
Heating
Differential
See
Final
drive
DISA
(dual
resonance
intake
system)
See
Fuel
injection
See
also
Engine-general
DME
(digital
motor
electronics)
See
Ignition
system
See
alsoFuel
injection