1994 BMW M3 Start

GRN/BLU/YEL

AUXILIARY
THROTTLE
POSITION
MOTOR
M

GRYIBLK/YEL
2
RED/BLU/YEL
RED/BLU/YELRED/BLU/YEL
BRN/BLU
REDIGRN/YEL
WHT/GRN
WHT/RED/YELWHT/GRN/YEL
BRN/WHT
BLK/BRN/YELBLKIGRNIYEL

BRN/BLU/YEL

BLU
BRN/RED
BRNIGRYIYELBRNIWHT/YEL
BILK
WHT/RED
20
WHT/BLU
21
BLUIBRN
2223
BRNIGRN
WHT/BRN
24
NCA
25
WHT/G
RY26
WHT/G
RY/YEL27
BLU/VIO
28
BRN/RED
29

10862
2

BRNIBLK/YEL
BRNIGRN/YEL

SLKIGRNIYEL

BLK/BRN/YEL

1
WHTIREO
2
WH
/
3
}
WHT/BRN

AUXILIARY
THROTTLE
POSITION
SENSOR

I



I
1915
WHO/GRNIVEL

TRANSMISSION
CONTROL
MODULE
(EGS)

ENGINECONTROL
MODULE(DME)

ELECTRICAL
WIRING
DIAGRAMS
ELE-125

ABS/AST

1998Except
3181,
318ti
w/Traction
Control
(2
of
2)

HOTINRUNANDSTART

GRN/
I
VIOI

INTERIORLIGHTS
,
SYSTEM

+.__--N-~
G203

RED/GRN/YEL

ni~~

milli

mill

BRN1WHT
19

BRNIBLU
15

I
B

I



I
81
WHTIGRY
I



It
~36
BLK
___
_



_
BLK
I



I
~j5



BRNIRED



"



I



I



RED/BL
U/YEL
17
I



1
82
11TIRE01YEL
I



I
%BO
WHTIGRN



BRN/BLU/YEL16

BRN/GRY/YEL
24

-
-
IFRONT
POWER
FUSE
IDISTRIBUTIONBOX
F27

BLU/BRN

GRN/BLU/YEL

BLU/VIO
6

RY/RED
2

BEN
4

T

PUMPMOTOR
SENSOR

LEFT
FRONT
INLETVALVE
I

II
LEFTFRONT
OUTLETVALVE
RIGHTFRONT

III

III
INLET
VALVE
RIGHTFRONTOUTLETVALVE

LEFTREAR
OUTLETVALVE

LEFT
REAR
III
INLETVALVE

}II
RIGHTREAR
l)
OUTLETVALVE

RIGHTREAR
III
INLETVALVE

45
WHTIGRY/YEL
RN/BLK/YEL25

III
SEPARATOR
VALVE

ABSHYDRAULIC
UNIT

ELE-126
ELECTRICAL
WIRING
DIAGRAMS

93371

BRAKE
LIGHT
SWITCH

VIOIYE,

HOTAT



HOT
IN
RUN



HOT
IN
RUN



HOTAT



HOT
IN
RUN
I
TIMES



ANDSTART



ANDSTART



ALLTIMES



ANDSTART
FUSE



FUSE



FUSE



FUSE



FUSE



FUSE
FRONT
POWER
F46



2



F2



Fl
.



'2'

L
1=A---------_----
3=A
-------
_--
BA------
SA
7
---
30A
-----------
SA-~
DISTRIBUTIONBOX

Y
I
EL~



GRNI



OBNU
GRNIVEL~
R
BLU~



G
VIO

VOLT
SUPPLY
.TERMINALIS



j
9



GRNIBLU
VOLTSUPPLY,TERMINALIS
i19



GRNIBLU/V
EL
OPERATING
VOLTAGE
~)
99



PEOIGPNIVEL

ABSRELAYCTRLIi1
BRNIBLK

RTFNTINLETVLVCTRL
i2
BRNIWHT/YEL

LFINLETVLVCTRL
22
BRNIGRN

B
LFOUTLETVLVCTRL
25
RN/RED

BRNIGRN/YEL
RF
OUTLETVLV
CTRL
REARAXLE
OUTLETVLV



39
}
BRNIWHT
REAR
AXLE
INLETVLVCTRLli2



BRNIBLU

VOLT
"ON,
HYDRAULICS
I~

FLSPDSENSGND

FL
SPEED
SENS
SIGNAL

FRSPDSENSGND

FRSPEEDSENSSIGNAL
I)
GROUNDGROUNDGROUND

SLIP
CONTROL
MODULE
(ABS)

16
BRN

7
BRN/RED

5
YEL

3B
BRN
17
BRN
26BRrv41
BFN

RED/BRNIYEL

RLSlEID61NSSIINIL
14BLU
PLSPDSENBGND
j
1
~
BRN
PRSPEEDSENSSIGNAL
%SS



YEL/BLK
RRSPDSENSGND
j14
YFLIBRN
TXDDIAG
l26
WHT/VIO

ABS

1995-96
318ti
w/o
Traction
Control

G203

61



8
BPN/I
PE
./8



GRN/
BLK



YEL



WIG

6262
~Ip

REDIGRN/YEL
7

BRN
4

RED/BLU/YEL
3

BRNIWHT/YEL
2

BRN/GRN

FN/FE
.
S

BRNIGRN/YEL
9

BRN/WHT
10
FN/BL
.
11

RED/BRN/YEL
12

L
I



J
II
LEFTFRONT
~
.}
.1
INLET
VALVE

YEL
.
.
NCA

BRN
NCA
BRN
;.
NCA

Lai

~~~
--
~j
(



FIGHT
FRONT
_~



jll
INLETVALVE

D11
LEFTFRONT
OUTLETVALVE

D11
RIGHTFRONTOUTLETVALVE

II
II
REARAXLE
OUTLETVALVE

REARAXLE
INLETVALVE

II
OVER
VOLTAGE
PROTECTION

ABSHYDRAULIC
UNIT

6R
N
NCA



LEFT
NCA



FRONT
ABS
SPEED
SENSOR
BRN
N/E
NCA

l
RIGHT
~
FRONTASS
~
SPEED
LY



~
SENSOR

BL
S
NCA



LEFT
~7



REAR
ABSSPEED
BFN~

NCA



SENSOR

YELIBLK
NCA



RIGHT
REAR
WHTI

~

ABS
VIO



SPEED
20



YELIBRN



N
OA



SENSOR

DATA
LINK
CONNECTOR



'

ASS
CONTROL
2
MODULE
HYDRAULIC
UNIT

93-

ELECTRICAL
WIRING
DIAGRAMS
ELE-127

ABS/AST

HOTAT
HOTINACCY,
HOTINRUN
HOTAT
HOTINRUN
ALLTIMES



RUN
AND
START



ANDSTART



ALLTIMES



ANDSTART
FUSE



IF



FUSE



FUSE



FUSE
,
POW
L
-
,30A
---
,15A
_---
SAA
-
1
---
30A



F27
J
gOX
RIBUTI0

"
ENGINE
20

REDIBLU
REDIBLU
GRN/VIO
GRN/VIO
I
RED/
ICON7ROLS
SYSTEM
II),



GRN/
.FN
YEL
BLU/
1
VEL



23,L
~F
BRAKE



INSTRUMENT
J



I
LIGHT



I
J



SWITCH



I
CLUSTER
I



I



ABS
I
G202
Ih



BRN



""



I



_
3,I



IND



I
BRN



-
I
O



2
BLU/RED



218
BRN



EXTERIOR
24
BRN



DATALINK



SYSTE

gU

M9
RED/GRN



LIGM
a'
CONNECTOR
X
21
WHT/GRY/YEL



T
20



GRV/
~7
WHT/VIO
W'
"'D



BLU/



BLK/
18
BLUIED
"



"
RED



YEL
4



GRN/BLU
YEL
25
RED/BLU
16
GRY/BLK/YEL
X
23
YEL/BLK
X
22
V
}



E2~
-
~BRN
19BRN
20
~
RN
6
B~RU_~
~6
BRN
~1
B~
RN/RED
2
BRN

BRNd
b
G202

LEFTFRONTABS
LEFTREARASS
RIGHTFRONTABS
RIGHTREARABSSPEEDSENSORSPEEDSENSORSPEEDSENSORSPEEDSENSOR

1997w/

Traction
Control

ELE-128
ELECTRICAL
WIRING
DIAGRAMS

108620

ASS
CONTROL
MODULE/
HYDRAULIC
UNIT

~4
GRN/BLU/YEL
7
9
RED/GRN
116
GRY/BLK/YEL
)
18
BLU
IRE1=
25
RE0/BLU
11
BR
22
BRN
66
BFN
,6
BLU

17
WHT/VIO

G
RN/
BLU/
YEL

WHT/VIO
-
26
___



DATALINK
CONNECTOR
119
YELX20
BRN
X21
WHT/GRY/YEL



BRN/RED

7
X22
YEL/BLK
23
YEL/BRN
8B
RN
X24
BRN

G202'A_'G203
(31811)
(318,323,
328,M3)

ABS/AST

1998w/
Traction
Control

HOTINRUN



.
.TAT



HOT
IN
RUN



HOTINACCY,



HOTATANDSTART



ALLTIMES



AND
START



SUNAND
START



ALLTIMES
--------
-----------
--
FRONT
POWER
USE



L
USE



FUSE



I
FUSE



I
FUSE



IDISTRIBUTIONBOX
F38



12
30A



SA
---



----------
v----------
,
16
1



4

GRNI



RED/



pRN/



-1



RED/8LU/
I



GFN
I



VIO
I



YEL
I



BLUYEL
I



I

GRY/
BLK/
YEL
ENGINE
CONTROLS
SYSTEM

INSTRUMENT
BRAKE
(
CLUSTER



'LIGHT
ASS
I



I



(SWITCH
IND
I



I(
~~

--I

F46



F10
I
16A-



0
I
------
---

20T

EXTERIOR
LIGHTS
SYSTEM

rf,



'
o



-
o
S



1
1,
E-
01
.
1
l

G202
''G203
(31811)
(318,323,
328,
M3)
-202
t
G203
(31811)
(318,323,
328,M3)

HOTAT



HOTAT



HOTAT



HOT
IN
RUN



HOTAT



HOTINACCY



HOTAT
I



12



BLK/WHT



-
BLK/WHT



ALLTIMES



ALL
TIMES



ALLTIMEB



ORSTART



ALL
TIMES



RUNOR
START



ALL
TIMES

INSTRUMENT
CLUSTER

--~
BS~ELK/GRY

I



I)
BS



VIO/GRN
I



I
)9B
BLK/BLU
I



1
7e
BLK
6
I---1
BLK/BLU
ENGINECONTROL
MODULE
(DME)

r----------,
1
BRN/RED
I



FUNCTION
LIGHT-RECIRCI
)2
I



FUNCTION
-16"
FEAR
DEF06
1



FUNCTION
LIGHT-A/CI



3



BRN/YEL
1



IEAROEFOG61I
5
WHT/GRN
I



PIRCIRCULATIONSWI
6
WHT/RED
I



Al
CSWITCHI



Z



WHT/BLU
B
-
1
~
BEN
G203

TRANSMISSION
CONTROLS
SYSTEM

3
IGNITION[)
GRN/YEL



GRt
NIBLU
LEFTWATERVALVE(
5~YEL/VIOO

INTEGRATED
CLIMATE
REGULATION
CONTROL
MODULE

8848
1

A
STARTERSIGNAL
I
STARTINGSYS
GENERATORSIGNALI
2
CHARGINGSYS

BATTERY
;15
FEWYEL
GROUNOI
16BFNN
GROUND(
17
BRECM(
18V
L
O/GRY

I)1)20
NOMINALTEMPVALVE-RIGHT(
21
YEL/WHTNOMINAL
TEMP
VALVE-LEFTI
22
YEL/BLU
NoMINALAIRFLOW
VALVE



23
YEWBLK
INTERIORTEMPSENSORI
24
YEL
1)25
4~
I



GROUND(
2B
BRN
l----------Ja

Air
Conditioning
&
Heating

1992
(1
of
2)

CONTROLPANEL

I
VE=1=LESPEED
I
~
--
------
-_
r
fiFUBE
FUSEFUSEFUSE
19



31



23



39



15
BA



BA



7
.6A



BA



7
30A
-----------
.~------_
--
22
¢r
nn

ELECTRICAL
WIRING
DIAGRAMS
ELE-129

WATER
VALVE
BE
IFRONT
ROWER



,
I
VIII



JII
(ASSEMBLY
DISTRIBUTION
(
BOX

-
.

MIX
ACTUATOR
Wi
SPNIRED
EVAP
TEMPI
)22
GRY

HEATER
TEMP-LEFT~
24
YELIRED
HEATER
TEMP
R
lG
HT'



26
YEL/SLU

.

MINEmmmmml

"
1)



RED/GRN
19I)6
VENTSOXI
9



GRN}
/BRN
-
~



GRN



GRN
20
1
)10
I
)
11
RIGHTWATERVALVEI
12
YEL/SRN
I
BATTERY

G202
T

INTERIORLIGHTS
SYSTEM

ELE-130
ELECTRICAL
WIRING
DIAGRAMS
HOT
AT
ALL
TIMES
_



BLOWER
r
---
~IIGNITION



BLOWER



MOTOR
I



(SWITCH



BER



SWITCH



BLOWER
RELAY



RESISTORS
I
OFF



START(



OFF



MAXQQ
LOW



L
I



THERMA
ACCRUN



LO
M
HI



LIMITER
L---_--1'J

zl
4



B



1
5"
2
.
234

1



U
r
--
T
Iw
Q
I

[

2
REDIGRN

3
BLKIGRY
4
BLK/BLU

S



GRY
BLK
6



BRNORG
RE
O
GRN
B
-/GR
.

BLK/RED/YEL

AIC
COMPRESSOR

9
BLK/WHTIYEL
10
BRN/RED
11
GRY
12
BLU
13
YEL/RED
M
YE
E
LI
R
BLN
1S
YLIED
18
GRNIBLU

12
YELlV10
18
BRNIYEL

19
FE
./
.FN

2
N

ANXaIARY
FAN
MOTOR

8848
2

TEMPER-



W/O
PARKNEAT
INO



GRN
ATURE
VENTILATION
SWITCH



GRNGRN
D



~1)ABOVE99



W/P~



ARKHEATI
1



2
DEGC



VENTILATION
2)
ABOVE91
3
Y
.Y



2
Y



DEGC

SRN

3
BLU
2
BLKIBLU

J
ml
FRONTPOWER
G202
t



DISTRIBUTION
BOX

Air
Conditioning
&
Heating

1992
(2of2)

:
~

-

11
"
i1111111111
"
1
"
111
"
1
""
I111

i,

I'
.
1
"
111
RENE



1
1
"
11111
"
1111

M
1111111mil
11
1
1111

BE

Sri
7JIIIII11111~IIII~~~~

YEL
28

FRESHAIR



DASHVENTMIXING
RECIRCULATION
EVAPORATORNORMALSPEED



HIGHSPEED



COMPRESSOR



FLAPMOTOR



FLAPMOTOR



FLAP
MOTOR



TEMPERATURESENSOR
RELAY



RELAY



CONTROLRELAY

ON-BOARD
COMPUTER

r
--------
RE
-{
I
VDITAO
E
FORREC
FLAl



I
RE
-{IVOLTAGEFORMIXFLAP
I
RE~
4(
VOLATAGE
FOR
FRESH
FLAP

YEL
B
S
I
W~
I
RECIRC
FLAP
PCT

RECI
G
-
IRECIRRC
CFLAPA
'LAP
ACT
T
BLU
g
I
-~
I
RECIRCFLAPACT
~IFRESHFLAPACT
W
H
T
"
~IFRESHFLAPACT

YEL/RED
14,

GRY
12
I
~PRESHFLAPACT
BLU
13
FRESH
FLAP
ACT
IVOLTAGEFORROTSW
DA
A
LINE
I
DATA
LINE
EL/V10



17'



VENTFLAP
SWITCH
BRN/V
SWITCH
INTERSENS
BLOW
PCT
I
REAR
GGtR



BRNIYEL
20
I
DESOGTEM
~~FEARDEFOGGERACT
BLU/BLK
22
I
BLU
23(ICOMPRESSORCONTROL
G
-
~R



IDASHVENTMIXFLAP
I
GASH
VENT
MIX
FLAP
H
ZS
I
DASH
VENT
MIX
FLAP
IDASHVENTMIXFLAP
I
C
L
--
-
-
-
-
---J
INTEGRATED
CLIMATE
REGULAT
ONCONTROLMODULE

BRN
/
RED
1

MIXING
ACTUATOR

VEL/RED
1

OR

PI
14THEATEXCHANGER
TEMPERATURESENSOR

BRNIORG
2

BLU
1

OUTSIDE
TEMPERATURESENSOR

HOTAT
HOTAT
HOTINRUN
HOTATHOTINACCY
HOT-
HOTAT
ALLTIMES



ALL
TIMES



ORSTART



_
ALLTIMES



RUNOR
START



ALLTIMES



ALLTIMES
AUXI
FTFUSE



FUSE



USE



FUSE



USE



FUSE
,r
FUSE
,LIARY
31PUSE
20



23



39



16



41



,



,



46



,BOX
L
3
-"---



="---



--



-_
'
.SA
---



S--_



3-
-
_
j
L



4
-J
FRONT
20



1Bx
12y"



Y
I
---
I
++



1
x



2



2x(1995)



22
POWER
DISTRI-

¢I



rtBUTTONO
BOX

=ERICLESPEE=I
1
2
IL
j
K/WHT



BLK/WHT
1

INSTRUMENT
CLUSTER
316325

I



1
85



6~



5



LK/GRY
I



I
)68
64
VIO/GRN
I



I
)48
48
BLK/BLU
,



17447BBLK
-
"
I
-__I
ENGINECONTROL
MODULE
(DINE)
BLK/8LU

TRANSMISSION
CONTROLSSYSTEM

r----------
B
I



FUNCTION
LIGHT-RECIRC
,
I)1



RN/RED
\2
'
FUNCTION
LIGH-REAR
DEFOG
IG



B
FUNCTION
LIGHT
-A/C,
4
BFNIYELL
REARDEFOGSW,
5W
T
~~
E
.
~
I



AIR
CIRCULATION
SWI
B
W~
I



A/CSWITCHI
77
WHTIBLU
II



GROUND,
9
BFN
I



GROUND,
10
G~
RYIBLK
I



GROUND,
11
BRN/ORG
I
-F



1
12
BR
A
N/BLU
OUN
D



j
I



VOLTAGE
FORM
IXACTI
13
YEL/GRN
.
I



10LTAGEFORFUNCLIGHTSI
14
G~
II
ILLUMIIAAT10N111-25-12
LK



-
INTERIOR
16



LIGHTS
)

7449
3

CKP/RPMSIGNALI
j18
ELK
VEHICLESPEED,
j19
BLK/WHT
INDEPENDENT
VENTILATION,



20
BLKEL
MIXACTUATORI
21
BRN/RED
EVAPTEMPI
j22
GRY
OUTSIDETEMPI
23
BL
HEATERTEMP-LEFTI
j?4
YEL/RED
HEATER
TEMP-RIGHTI
j25
YEL/8LU
I
)
26A

G203

SYSTEM

l



BL
K/G
~RN
STARTER
SIGNAL
I
~---



STARTING
SYSTEM
GENERATORS]
GNALI
2



BL
.



b



HARG(NG
SYSTEM

I'
4
GRNIYELGRN/BLU
IGN
ITION,



~
LEFTWATERVALVE,
5
YEL/VIO

I)
6

7
I
,B
PARK/HEAT
VENT
SIG,
99
GRSRNAn
W0
I,11
RIGHTWATERVALVEI
12
YEL/BRN
I)13
BATTERY
I



14Y



RED/YEL
BATTERY
REDJYEL
GROUND,
1~
6=RN
17B
GROUND,
ECM!
VIOIGRY
~19

I)
2
NOMINALTEMPVALVE-RIGHT,
21
Yj



EL/WHT
NO
MINALTEMPVALVE-LEFT,
22
YEL/BLU
NOMINAL
AIR
FLOW
VALVEI
23~
YEL/=LLK
INTERIOR
TEMP
SENSORI
T24
YEL
~
I



,
)
25



I
I



GROUND,
26
BAN
L----------
Ja
INTEGRATED
CLIMATE
REGULATION
CONTROL
MODULE

IN

a

Air
Conditioning
&
Heating

1993-95
Except
318ti
(1
of
2)

CONTROLPANEL

ELECTRICAL
WIRING
DIAGRAMS
ELE-131

EXCEPT
119953181
19953181
BLKI
Nil



I
WHTIYEL

WATER
VALVE
ASSEMBLY

ELK/
I
RED
15,I



I
,
VARIABLE
CAMSHAFT
CONTROLMODULE

G203INTERIORLIGHTS
SYSTEM

BLO
W
ER
RELAY

AUTOMATIC
CLIMATE
CONTROLMODULE

HOTATALL
HOTATALL
HOTATALLHOTATALL
HOTINRUNHOTATALL



HOTATALL
HOTATALLTIMES
_



TIMES



TIMES



TIMES



TIMES



ANDSTART



TIMES



TIMES
r
---



,
IGNITION



I-



-



--



--



-



--



-
,FRONTPOWER



r



--
I
AUXILIARY
I



(SWITCH



-
.BE



USE



FUSE



FUSE



FUSE



FUSE
DISTRIBUTION



FUSEFUSE
I



I



I



a+



za



as



+s



4I



(BOX



I



4B



I
BOX
I
LOCK



START(



L
J3'%
.
__



A
__
_



0
-_I



L



40
-J

_YEL
GRY

_
ELL,
WHT

G202

Air
Conditioning
&
Heating

1996-97
Except
318ti

23



BR
N



BRN
24
GRN/VELGRN/BLU
25
RED/VEL
26
WHT/VIO



WHT/VIO
20

RED
_SRN



III
YEL

ELECTRICAL
WIRING
DIAGRAMS
ELE-133

I
ACCRUN



I



N
~'



~'
o



mN



a
~'



'
~'



N



ml



VEL/VIO
2
NC
A
L______Y'J



19



I



Iq



Iq



I
G'
Iq



l~
-
GRN



2



0l
w



¢I74I

¢



I
CA

1
BLK/RED/YEL

A/CCOMPRESSOR

II
I_
9FN



BLU
G'
100
M



BLK/
}
BLU


I
B-CYL

-BRN
M
BLLU
G100

7
BLK/B

(NOT
USED)

(NOTUSED)

G203

DATALINKCONNECTOR

BLU
I
AUXILIARY
FANMOTOR
I
BLK/BLU
(6-CYL)

4



lU



I



I



II



II



I



RED/GRN
6
AU
%ILIARV
FAN
MOTOR

TRANS-
BLK/8LU

-111
""
1

X1
""
1

MISSION
CONTROLS
SYSTEM
BLK
GRYBLK
GRN

BLU/
BLK
~~
NCA

r
EL/BR
.
NCA

BLKIBLU
5

ORN/BLU
4
RE
D/GRV
g

BLK/RED/VEL
2

BLK/GRN
8
BLKI
R

WATER
VALVE
ASSEMBLY

HIGH
SPEED
RELAY

.2

Mill

0101mmmmimi

GRN
I
SLU
4

GRNIR
I
D6

BLK/BLU
2

NORMAL
SPEEDRELAY

4

PRESSURE
SWITCH
7
~-~

TEMPERATURE
SWITCH

4-CYL8-CYL
4
l
BLK
63g
BLK/BL



36
744
`I
VIO/GR
S9
1~
I
BLK/GRY



11



16
\I
REOIWHT
57
lI
GRV/VIO
62
Il

ENGINE
CONTROL
MODULE

"
BLKIWHT
2
~~VEHSPFED
I

>I



m
OI



>I



m
OI



ml



m
OI



ml



m
01



I



INSTRUMENT
I



~I
I



~I
I



~I
I
1)BELOW2IBAR
CLUSTER2)ABOVE
30BAR
3)ASOVE2
.6BAR
4)
BElO
W
1
.8
BAR
S
)ABOVE



6B
AR
LEFTHEAT



LEFT
HEAT



OUTSIDE



EVAPORATOR



6)BFLOABOVE
8
RED
RCULATION



REAR
RECIRCULATION



REGULATIONFLAP



DEFROSTER
FLAP



EXCHANGER



EXCHANGER



TEMPSENSOR



TEMPSENSOR



7)40YLB
OVE9DEGC
C
FLAP
MOTOR



FLAP
MOTOR



MOTOR



MOTOR



TEMFSENSOR



TEMPSENSOR



8)
BCVL
:
A



8D
4CYL
:
ABOVE
8EG
C
87878



6CYL'ABOVE
91DEGC