1994 BMW 325i Brake switch

ELE-112
ELECTRICAL
WIRING
DIAGRAMS

67095

YEL/VIO

BLKIGRN

CRUISE



"
CONTROL
MODULE

Cruise
Control

1992-93

HOTINRUNANDSTART



HOTINACC,RUNANDSTART
~



FRONT
-_---_---_--
.
.-----
(
.POWER

-
AUTOMATIC
I
TRANSMISSION
(RANGE
I
JR*
_



Y



I
SWITCH

14
YELIWHT

15
16
BLK/W
HT
19
BLK/BRN

20
BLU/WHT

21
BLU/GRY

22
SLU/GRN

23
2<
BLU/BLK

VIO/YEL



I



VIO/YEL

BRN/ORG

BLU/RED

W/OCCM
WICCM

1
BRAKE
LIGHT
SWITCH

1,k
BRAKE
I
LIGHT
I



I
SWITCH
Q
2



2

CRUISE
CONTROL
SWITCH

VEHICLE
I
I
SPEED
I
I
SENSORJ

`
W/EGS
""
I
W/O-
""
I



m

1
J
"
CLUTCHSWITCH

INSTRUMENT
CLUSTER

"
CHECKCONTROLMODULE
""
TRANS
ISSIONCONTROL
MODULE

YEL/VIO

CRUISE
CO
NTROLACTUATOR

63528

CRUISE
CONTROLMODULE

1
YEL/VIO

2
BLK/GRN

11
BLK/BLU

28
VIO/YEL

Cruise
Control

1994
&
1995
Early
Production
Except
318ti

HOTINRUNANDSTART
HOTINACCY,RUNANDSTART
FUSE



FUSE
,FRONTPOWER
I
F26



F46
IDISTRIBUTIONBOX
L
-
A6
-J

GRNJ



viol
GRY



Y
EL

23
24
BLU/BLK

I
AUTOMATIC
I
TRANSMISSION
~1
RANGE.
.2
.
I
SWITCH
3
I

O

ELECTRICAL
WIRING
DIAGRAMS
ELE-113

BRAKE



BRAKE
LIGHT



F



I
LIGHT
SWITCH



I



I
SWITCH

1S
16
BLKIWHT

17
BRN/ORG

18
BLU/RED

15
BLK/BRN

20
BLU/WHT

21
BLU/GRY

22
BLU/GRN

I



I
VEHICLE
I
1



I
SPEED
I
G203



I
SENSOR
IN
STRUMENTCLUSTER

VIO/YEL

W/OCCM



[



W/0
CM

CRUISE
CONTROL
SWITCH

12
3
WlEGSW/OEGS
1
14
YELIWHT
BLU/REDEXTERIORLIGHTS
SYSTEM
CLUTCHSWITCH

CRUISECONTROL
ACTUATOR

ELE-114
ELECTRICALWIRING
DIAGRAMS

Besafi

1
YELIVIO
BRN/ORG
2



(OR
BLU/BRN

BLK/GRN

6
BRN/BLK

Cruise
Control

1995
Late
Production
&
1996-97
Except
318ti

HOT
IN
RUNAND
START



HOTINACCY,RUNANDSTART
USE



FUSE
,PRONTPOWER
I



)
F28



F46



DISTRIBUTION
BOX

IRNI



viol
DRY



VEL

AUTOMATIC
'
TRANSMISSION
~1
RANGE.
~2



SWITCH
3
I

_J

Q6



2fI
I
z1



x
7
YELIBRN

8
BLK



3
9
BLU/GRV

10
SLKIWHT

IMEMIN

16
YEL/WHT

15
BLU/BRN

16
19
26
BLUIBLK

LI-A____________I-B!
J
22
23
RED/BRN

20
BLU/WHT

25
28
V10/YEL

CRUISECONTROL



L
L
I



BRN
/GRG
MODULE

G203

Q

17
WHT/VIO



COMPUTER
DATA
LINES
SYSTEM
18
BLU/GRN

1
1
BRN/ORG
O

-

g-CLUTCH
SWITCH

CRUISE
CONTROL
SWITCH

INSTRUMENT
CLUSTER

V101YEL

WW/
OCCM



W/
C
CM

BRAKE



BRAKE
LIGHT



I
LIGHT
SWITCH



I



I
SWITCH
!Jll
_
zJ

VEHICLE
ENGINE
I
SPEED



SPEED
I
SENSOR



I

TRANSMISSION
CONTROLMODULE

CRUISE
CONTROL
ACTUATOR

ELE-116
ELECTRICAL
WIRING
DIAGRAMS

22

CRUISECONTROL
MODULE

104520

1
YELNIO
BRNIORG
2



(OR
BLUIBRN
BLK/GRN

6
BRNIBLK

17
WHTNIO
COMPUTER
i



1'DATALINES
SYSTEM
18
BLU/GRN

20
BLU/BLK

21
BRNIORG

23
REDIBRN

24
BLUIWHT

25
26
VIOIYEL

BLKI
WHT

HOTINRUN



HOTINACCY,
ANDSTAR
_
T



RUNANDSTART
USEFUSE
FRONTPOWER
F28



F46



I
DISTRIBUTION
BOX
6A
_-_________________
Z15A_I

viol



V'O'
YEL



YEL
W/
OCCM
W
/CC
M
(AUTOMATIC



NCA_
I
P



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CRUISE
1
RANGE



CONTROL
Viol
~



VIOlI
I
R
"



.~2
(
SWITCH



SWITCH



YEL



YE
.J11/i4L
I
N



3
I

BLKI
I
WHT(
BLK
2,L
20

TACH
ENGINE
II
OUT
SPEED
I

INSTRUMENTCLUSTER

Viol
YEL

Cruise
Control

1998

I



D



I



DECELERATE/
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BRAKE
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I
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T



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I
SWITCH
7
NORMAL
RESUME
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CAT



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BR
BLKI
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,
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BLU/
BLU(
BLU(BLU/
WHT
GRIN
GRY
BLK



BLU/(
RED
BLUlRED
EXTERIOR
"
~
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BLU/I



SYSTEM
RED

ml

II
BLK/BLU



1



1



1



1



1



1



BLKIBLU
7

7
YELIBRN

8
BLK

9
BLUIGRY

70
BLKM'HT~

12
BLK/BRN



1



1



1



1



1



1



1



1



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13
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144
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15

16

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V[
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RN(
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G



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1
BRN/(
ORG
1
G
201
1
G
203
(31811)
(318,323,
328,
M3)

MODULE
YEL/BRN
67
.11



I

TRANSMISSION
CONTROL
CRUISEONTROL
ACTUATOR

88574

HOTINACCV,



HOTAT



HOT
IN
RUN



HOTAT



HOTINRUN
RUNAN
...~~~OCCC
START



ALLT
..
.777
I
CCC
MESANDSTART



ALLTIMES



AND~~
T
...
S..
TART
FUSE
-_-_--------'
FUSE
--~
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----_-_-
-
-
-
_



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F27
E
J
ORS
RTBUON
BOX

4
VIGII
VEL

20Y



14~I
'
REms1-
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GRN/VIO/

REDJBLU~



GRN/VIO~
8



23
ABS
PUMP



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MOTOR
RELAY



I
CLUSTER
II
ND

(



ABC
ASS

IND

!_
___

"
VIO/I
VEL

ABS/AST

1995-97
318ti
&
1997
3181,
3181C
&
318is
w/Traction
Control

BRAKE
LIGHT
r
SWITCHIT
1

EXTERIOR
LIGHTS
SYSTEM

BLU/RED

-

/

DATA
LINK
CONNECTOR
2D
~
"

RRSPEED
SIGNAL
OME



9



WHT/
GROUND)196RN



FN
"

SLIP
CONTROLMODULLE
LABS)

GROUND
41
ERN



"
-BEN
VEL
CANHIGH
17



1
CANLOW
I



1
A



BFN



G203

ENGINE
CONTROLS
SYSTEM
BRNIRED

1S
I
RED/)



GRN/I
GRN



EL
U/
VEL
"

RED/
GRNI
GRN/
FLU/
1



GRN/U/
VEL
VEL

ELECTRICAL
WIRING
DIAGRAMS
ELE-119

INTERIOR
LIGHTS
SYSTEM

GRN/~
RED
2
1G203

ABCSWITCH
.FN

I'
G202

TXDDIAG



B



WHTIVIO



II
LEFT
FRONT
15
BLU/RED



BRN/RED
2



SO-NOIDVALVE
BRAKELIGHTSWITCH
e
RED/GRN
VOLT
SUPPLY,
FUSE
3'29
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1
VOLTSUPPLV,FUSE



R
VOLTSUPPLV,F



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38
j13



GRN/BLU/VEL



BRN/GRN



3



II
SOLENO
USE21
14
BLU/VIO
ABC
SWITCH
B
BRN/BLK
ABS
PUMP
MOTORRELAYABSSI
GNAL



27



RED/BLU



I



BRN/GRN/VEL



4j
ABS
PUMP
MOTORRELAY



1



RED/GRN/VEL
ASSSIGNAL
INSTRCLUSTER
,
42



GRY/BLKIYEL
ASCLAMP
12
BLU/BRN



BRN/WHT
19
j
GROUND
22
BRNABS
HYDRAULIC
UNI



7



RED/BLU/VEL
ASS
SIGNAL



28



RED/BLUIYEL



I



BRN/BLU



1838
BRN/WHT/YEL
)
LEFT
FRONT
INLET
VALVE



II
LEFTFRONTOUTLETVALVE
36
BRN/RED



RIGHTREAR
j
RIG
NTFRONTINLETVALVE



39



BRN/GRN



BRN/BLK/VEL
25CIE



SOLENOIDVALVE

RIGHT
FRONT
OUTLET
VALVE



37



BRN/GRN/VEL
LEFT
REAR
OUTLET
VALVE



33



BRNIWHT



II
RIGHTREAR
32
BRN/BLU



BRN/GRY/VEL
24



SOLENOIDVALVELEFTREARINLET
V
ALVE
RIGHTREAROUTLETVALVE
35
BRN/BLK/YEL
RIG
HTREARINLETVALVE



i
34



BRN/GRN/VEL



II
SEPARATING
31
BRN/BLUIYEL



BRNIBLU/VEL
1
87



VALVE
SEPERATORVALVE
j
25
BRN



(318L3181C
.3101s)

RRSPDSENSGND



2



VEL/BLK



31811



ABS
HYDRAULIC
UNIT
4
YEL
(3181,3181C,3181s)
318U
RR
SPEED
SENSOR
ABS



23



VEL/BRN
23
VELIBRN
(3181,3181C,3181s)
31611
RFSPOSENSGNO
4
YEL
2
VEL/BLK
(3
3181
.3181C
.3181s)
18U
RF
SPEED
SENSOR
ABS



25



BRN
LRSPDSENSGND
3
BLU
LR
SPEED
SENSOR
ABS



24



BRN
LFSPDSENSGND
5
BRN/RED
SPEED
SENSORS
)
26



BRN
LF



AB
G202



I



I



pI



`I
I



G202

ZI



ZI2I



ZI



2I



Z



ZZ



Z

RED/GRN/YEL

BRN
20

REO/BLU/VEL
5

BRN/WHT/VEL
1

RED/BLU
17

I

IFRONT

SEE30R
IIISEN90R



IF
ONT



FEAR

SENSOR



SENSOP

M11
JII
LEFTFRONT
SOLENOIOVALVE

II
RIGHT
FRONT
SOLENOID
VALVE

II
LIT
FEAR
SOLENOIDVALVE

D
ii
SII
SLEOLFTE
RE
NOAR
IOVALVE

108819

HOTINACCY,



HOTAT



HOT
IN
RUN



HOTAT



HOT
IN
RUNRUNAND
START



ALLTIMES



ANDSTART



ALL
TIMES



ANDSTART
------------



1,
FRONT
POWER
FUSE
FUSE



FUSE



FUSE
DISTRIBUTIONBOX
F
F4fi
USE
3
F38



---
F27



----------------
F70



F2730A



i5A



30A



5A
I
_____
_____________________
2
Y
GRNI
I
BLU/
I

15A
----_______-
32Y



18VIO/I



RED/VELI



GRN

1
BRAKE

(
(LIGHT
LI
WITCH
_
zJ

20
WHT/VIO
DATA
LINK
CONNECTOR

SLIP
CONTROL
MODULE
(ABS/ASC)

4
GRN/BLU/VEL
28
BRN/BLK
5
RED/BLU/YEL

1
BRN/WHT/VEL
17
BLU/RED
36
WHT/VIO
39
BLU/VIO
6
BRN
7
YE~b
ENGINECONTROLS
.
TRANSMISSIONS
SYSTEMS
2
BRN/RED
12
YEL
15
RED/GRN/YEL
13
BLU
14
VEL/BLK
3
BRN
19
BRN

41
BRN
22
BRN/BLK/YEL
23
BRN/GRN
24
BRN/GRN/VEL
25
BRN/WHT
26
BRN/BL
U27
BRN/GRY/VEL

29BRNI
BLU/VEL
31
REDIBLU
33
BRN
35
VEL/BRN
37
WHT/GRN/VEL

40
GRV/BLK/VEL
42
BLU/BRN
34
BRN
11
BRN/RED
32
BRN
8
WHT/RED
9
WHT/BRN
30
BLU/GRN
X1]ZI

RED/GRN
1
BLK/GRN
2
BFN
3
BLK/BRN
;5
l
X]7395

EXTERIOR
LIGHTS
SYSTEM

j1313

ENGINE
CONTROLS
SYSTEMS

ELECTRICAL
WIRING
DIAGRAMS
ELE-123

ABS/AST

1998
318i,
318ti
w/Traction
Control

VELI



INTERIOR
"
~
LIGHTS
SYSTEM

B
V
ELI



B
YELI



RED

fil
4

SWITCH
1
41
91



2

ABSPUMPMOTOR
RELAY

BRN
+G202

G202
"SIC
BR~-
N

REDIGRNIYEL
2

BRN
20
RED/BLU/YEL
5

BRN/WHT/YEL
1

RED/BLU
17

BFNIRED
2

BRN/GRN
3

BRN/GRNIYEL
4

LEFT



LEFT



RIGHT



RIGHT
TTI
FRONT



REAR



I
.d-Jtla-dd
l



FRONT



REAR
ACCELERATOR
PEDAL[



ABS~~



BS~~
ABS
POSITIONSENSOR
a



SENSOR



SPEREED



ESDO



SPEED



SPEED
SENR



SENSOR



SENSOR

BRN/WHT
19

BRN/BLU
18
I

BRNIBLK/VEL
25
EL
__
14

BRN/BLU/VEL
1B

G2011_G203
(3181)
(3181)

II

I



)
II
LEFTFRONT
SOLENOID
VALVE
RIGHTFRONT
(SOLENOID
VALVE

RIGHTFRONT
SOLENOID
VALVE
II
LEFTREARSOLENOID
VALVE

II
LEFTREARSOLENOID
VALVE

II
RIGHTREAR
SOLENOID
VALVE
RIGHTREAR
II
SOLENOID
VALVE

II
SEPARATING
VALVE

ABS
HV
DRAULIC
UNIT

AUXILIARY
THROTTLE
POSITION
MOTOR

ELE-124
ELECTRICAL
WIRING
DIAGRAMS

VIO/YEL

SLIP
CONTROL
MODULE
(ABS)

10862
1

HOTINACCY,



HOTAT



HOT
IN
RUN



HOTAT
RUNAND
START



ALLTIMES



ANDSTART



ALLTIMES
F_
T



-1
FRONT
POWER
FUSE



FUSE



FUSE
FUSE
DISTRIBUTION
BOX
I
F68



F3B



F21



F10
I
T
15A



T
30A



5A



'f
3DA
Ll_______________
32Y



1e
VIO/I



RED/
I

BRAKE
(
LIGHT
(SWITCH
!
_
sJ
BLU/RED

ENGINE
BLU/RED
I
BLU/RED
CONTROL
SYSTEM

BRAKESIG
%32
BLU/REDBATTERY
VOLT



2



RED/BLU/YEL

SIGNAL
j4
WHT/GRN
EML-SIGNAL
5
WHT/RED/YEL
TRANSINFLUENCE
BB
WHT/G
N/YEL
LREARSOLVLVSIG
l18



BRNIWHT
ADSSTEPMOTOR
2D
BLK/BRN/YEL
.
ADSSTEPMO70R
21
BLK/GR
/YEL
BE,
SGND



11



NCA
SENSGND
10
NCA
BATTERY
VOLT



16



REDIBLUIYEL
ABSPWRPROTECT
FLY



13



B
SIGNALABSTRAVEL
SENS



14



BLU/GRY
SPEEDSIGNAL
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WHT/GRNIYEL
SUPPLY
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17
BRNIBLU

ABSLPCTRLlj34
GRY/BLK/YEL
IGNSIG
j
35



GRN/BLU/YEL
SOLVLV
38
BN/BLU/YEL
LREARS0LVLV810
39
BRi



IGRY/YEL
LFNTS0LVLVSIG
%
40



SRN/WHT/YEL
SPDSIG
41
BL
PUMP
MTRSENSSIGNAL
j
49



BLU
7XOSIG
7
WHT/VIO
-SIG
l)
B
WHT/YEL
RREPEEDSENSSIGNAL
4~~V'/~T
LRPEEDSENSSIGNAL
41
RFSPEED
SENSSIGNAL
j47
YEL
LFSPEEDSENSSIGNAL
j
dB



YEL
GROUND
j
1
BRN
GROUND
"ODULEI
j3



BRN
a
SUPPLY



51



REO/BLU
7
ABS
PUMPMTRRLY



52
BRN/GRY
LREARSOLVLVEIG
55
BRN/BLK/YEL
GROUND

ABS/AST

1998Except
3181,318ti
w/Traction
Control
(1
of
2)

BI9

_____________________-______----
J
ABSPUMPMOTOR
RELAY

"
-

""
-



__
""



-
""""
-
""
""
ins-
ME



-
""
-
m



.
-
""""
-_

BRN/WHT/YEL
18
777



BLK
19
ASCTHROTFLAP
POT



42



WHT/RED



WHTIRED
20
ASCTHROTFLAP
POT



43



WHT/BLU



WHT/BLU



21
ABCLECTRL
44
BLU/BRN
BLU/BRN
22
RTFNTSOLVLVSIG
22
BRNIGRN



BRN/GRN
23
ASCTHROTFLAP
POT
23
WHT/BRN



W-/BR
.
24
PUMP
MTRSENSSHIELD



5D



NCA



NCA
25
IDLESPDSIG
25
WH7/GRY
WHT/G
RV



26
THROTFLAP
POSTN



2B
.



WHTIGRY/YEL



WHT/GRY/YEL
27
ASCSWSIG
27
BLUIVIOBLU/VIO
2B
LFNTSOLVLVSIG
54
BEN/RED
30
NCA



FN/FE
.
29
SENSGND
SENSGND
29
NCA
ABSTRAVELSENSSIG
31
BLU/BLK



BRNIBLK/YEL
3D
FT
FNTSOLVLVSIG



37



BRN/GRN/V
EL



BRN/GRN/V
EL

II
BLU/I
B1-U/
II
BLK



DRY
WHT/I
WHTII
YEL
I
VIO
I

DATA
LINK
CONNECTOR
ABSBRAKEPEDALTRAVELSENSOR

2
Y
2DY
GRN/BLU/I
RED/
:
YELIBLUI

ASSRELAY

GRN/BLU/YEL
1

NCA



RIGHT
REAR
ASS
SPEED
NCASENSOR

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
-------
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BA------
SA
7
---
30A
-----------
SA-~
DISTRIBUTIONBOX

Y
I
EL~



GRNI



OBNU
GRNIVEL~
R
BLU~



G
VIO

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SUPPLY
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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



'