1998 BMW M3 Timing

ELE-98
ELECTRICAL
WIRING
DIAGRAMS

DATA
LINK
CONNECTOR



1
5LK
15~
WHT
20

COMPUTER



W,.



HT/VIO
DATA
LINES



WHT/VEL



I



RED
SYSTEM
~,
-------
I
B
GRV/BRN
EGSWARNINGLP
I



120
VEL/WHT
CRANKRPMSIG
I



ELLONSUMPI
1
WHT/BLK
FU
.
L
~
-----j
X1fi

SOLENOID
VALVE
ORG
`'
NCA
BLUIRED
EXTERIOR



SOLENOID
"
BLU/
BD
fLIGHTS



I



VALVE2
BLU/



SYSTEM



GRN6NCA
L/BLU
23
(NOT



RED
xBg{USED)



HYDRAULIC
PRESSURE
M-PROGIND



REGULATOR
T
.
.
DATA
LK13
WHT/VIO



RED
9~



NCA0UTSPD()
14
BLK



n-Ir---



---



------



---



-__----_



-



-



--



----~
GRV
1



NCA
-



5
BRN/GRV
BKSWTEST
16



"



I



BANDSOLENOID
OILTEMPSIG
>17
OLR



I



~



I



VIO
2
I
NCA
SPDSENSGND
19SPIN



CONVERTER

SPROGIND
7
VEL/GRN
-
GRRNGSIGL3
&
BLU/WHT
WHT/BLK
TI
SIG
(FL)10YELI.L
U
APROGIND
-
RPM
SPDSI



I1
BLK

X27
1
SATTERYVOLT



S
RED
FAULTINDSIG



9
GRY/BRN
30
GRV/VEL
KICK-ON
3
1
G
MANMODESIG
1YEL/WHT
w32
OR
PING
SIG
L4
I
3
BRN/WHT



WHTI



r
I
ION-BOARD
S-PROGSTN



S
BVERL
S



GN/VRIO
N



BLK
6
I



COMPUTER
6
HIFT
LK
GNO



X1071
-
-
6BRNIORG



BRN/



BRN/ORG
11
_
GND



7REDIWHT



GRYI-



,ON-BOARD
ON-BOARD



WHTlBLK46ILHROTTLEVALPOSIT,
I
VOLTSUPPLV



I
(COMPUTER



IFUELCONSUMPTION
I
S
BLU



(MULTIFUNCTION



BLK
47
TCCSOL
CTRL



X
"
1-07
.0L
-J
CLOCK)



(CRANK
RPM
SIG
.



I
9BLU/RED



BLK/BLU
48BK
PDL
POSIT
.



"
CIA/C
COMP
.
CTRL
.



I
ORED



VIO
1
NCA



SHIF7LOCK



BRN/GRV67
HVD
CTRL
(+)



BRN/BLK
81



(ION
TIMING
INT
.



I
41
GRY
HVOC7RL(-)



I~



IDRIVERANGEPIN
I
,42
SOLVAL2(a)
43
GRN
,44
BAND
SOL(t)/45VIC
'46I
r7
SOLVALI
48
ORO
SOLVALCTRL



4
BRN
BBRNIORG
TPS
SIG

TRANS
MISSIONCONTROL
MODULE
(EGS)

AUTO+
MANT
OFF

X53

BRN

I
YEL/WHT

HOTATALL
TIMES
JUNCTION
I
(POINT
LLJ

GRN/



EXTERIOR
~



G123



YEL
YEL
3
f
5
GRN/WHT



RED



LIGHTSSRN/BRN/
SYSTEM



CLOSEDIN
2



BLK



BLK
K



EGSA4S310R
16X
.]-B]$-S
6



26
TRANSMISSION
BLPOSITION
REVERSE
POSITION

Transmission
Electronics

1993-94
325i,
325iC
&
3251s

INDICLIGHT
ATOR

HOTINRUNHOTINRUN
HOTINACCY,RUN
&START
&START
&START



RED/WHT
I
-
..
.y111CCC
---



-
-
-
-
-



,,,
1
111~~~



~
FRONTPOWER
1'
1



(



F26
B



F28
B



/



F46
E
I
FUS



DISTRIBUTION
BOX
10



_16A
-
I

ENGINE
CONTROLS
SYSTEM

----z-------
1z16
X19oI



s2
X]9llifl



r
Br
GRINGRN/



VIOIYELT



"



RED/WHT



\I87---~
I
"



I



I
WHTI



GRV
I
E
NGINECONTROL
I
VIO/YEL(



I



MODULE
RELAY



I
"



WILCM
WIOCCM
I



SL
.I
.LUI
Br



I

GRN/I
GRN/
WHTWHT

BRN/VI0
2I
NCA
SYSTEM

BRN/ORG
"
mI



I



BBL~K

VIO
L
/I



VI0I~



I



L-
-J
I
VE
JJJI
,,,



VELA(
...



I



COM-PRESSOR
I
1



_
_BRAKE



1



BRAKE



CO
NTROLRELAY
(LIGHT
LIGHT



L_
_
----J
(
SWITCH



SWITCH



FRO
NTPOWEP
I



DISTRIBUTION
BOX
z
```yyy

SLUIREDI



SLU/RE
DI

GRN/RED



"
GRN/PEp2rOUTPUT
,DIMMER
~~---J
GRN/RED
INTERIORLIGHTS



III



II
I
II



I



GRN/GRY
B

GRN/WHT
2

GRY/
m
YEL
m
`~
BLK



"
J
BLU/
BLU/

.RN(



17



SWITCH



-
I



I
-
I



I
-
I



R



1



0



0



0B
RN'



INTEGRATED



STARTER



CRUISE
CONTROL



H



1



1



1



0

PROS
RAM
SWITCH



"



"



CLIMATE
REGULATION



RELAY



MODULE



D



0



0



0



1
BRN



BN(



NCA



CONTROLMODULE



(TEMPOMAT)



3



0



0



1



1
11



2
1
0
1
1
71793



G201



1
00
1
0

TRANSMISSION

ENGINECONTROL
MODULE
(DME)

I
70
I



I
S6-1



L1
_211_31
L4



AUTOMATIC
TRANSMISSION

4

DOWN



I



I



I



I



I



I



P
11
O1



RANGESWITCH

DATA
LINK
CONNECTOR
15,
VVHT/VEL

,26
RXDDATA
LK
15
W
NT/YEL
26
BR
/BLK
GR
IN
.
SIG
L2
I
i
f
7
BATTERVVOLT
~
f
~
FAULT
DSI
.X30
GRV/VEL
KICK-DOWN
SIG
MANMODESIG



1
Y;



EL/WHT

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



HOT
INADDY
.
RUN
&
START



&START



START

1
VIC
SHIFT
LK
SOL



I
UTOMODESIG
YELIBLU



BRN

/



1



r
_



2
BRNGRV



G123
A

IGTIMINGINT



VALVE,

-IFRONTPOWER
F4BE



DISTRIBUTION
BOX
5-_5-J
----
Z32YZf1001
.8
.VNT/VI
COMPUTERDATA



~
1
WHT/



I



GRNI
I



GRN/



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
/I



VIO/~



VIO/~
I
PT=O~
___
__
_



~
FUELCONSUM



YEL



YEL
INSTRUMENTCLUSTER
Xlb



GRN/
OFN



1



_BRAKE



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



"
BLU/Ep
i
LIGHTS



SOLENOID
7
VEL/GRN



VEL/GRN
22



SYSTEM
SPROGI
NO



"
-



I



VALVE2
-
(NOT
GRRNGSIGL3
&
BLU/WHT



USED,



BLU/RED



GRN
8
NCA
Xfi9
TIMEASSIG(FL)
WHT/BLK
A-PROGIND
10
YEL/BLU



"



YELIBLU
23



UE,
71
BRNIGRN



X83(NOT



I



PRESSURE

FLPMPRLVCTRL



3
USED)



I



REGULATOR
M-FROG
IND



12
YEL/WHT



RED



S



NCATx-DATALK
WHT/VIO
SPY
1~
NOA14BLK
YI
---
OUTPUTSPD(-)
I
SBRN/GRV
BK
5
W
TEST
SIG
)1B
OILTEMPSIG



1T
OLR
1B
SPOSENSSHONCA
I
19
BRNGNO
20
YEL



9l
OUTPUT
S
PD
(a)
A/CCOMPON



1DLK/BLU
~-
OILTPSIG(t)
26LK
GRRNGSIGL1



38
12



LU/BLK

BRN/GRN
r
-
85



_
J



I
FUELPUMPBELAY
I



j
BLKIBLU
-J
COMPRESSOR
I
CONTROLRELAY
I
I



I
___
I
RE-/WHTJ
.
.
-_
"
.
RED/WHT



_
5
r
I
I



`L
-_J
I
REDII



I
ENGINECONTROL
I

FN/.F'
VIO
2
NCAGRY
BRAKE



I



TORQUE
LIGHT



CONVERTER
ISWITCH



I



I



CLUTCH
I
.
I



I



SOLEN010
IJ



I



VALVE
-
W



BLU



T



NOA
4
BRNT



BRN
&
NCA
"



OIL
GRNI



I



TEMPERATURE
I
SENSOR
0200
1



BL
K



3



NCA
T



I
CLR
4'
NCA



II



SPEED
X8521
-~
VEL
A



NCA



SENSOR
T
~'



~~
BLK
2



INCA

"



xa53a
TRANSMISSION
VALVEUNIT
"



BRN/GRN
1r
-------
r



WHT/GRN/YEL
11___



I
FLPMPRLYCTRL



I
WHTIBLKGI



ION-BOARD



WHT/BLK
1TIDKV



I
COMPUTER



FUELCONSUMPTION
X3Plll
--



"



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

EL

N/



I



ENDNECONTROL
MODULE(DME)

I
VIO
1I
NCAQ



ANT
LOCK

1



l



l



13
~
I



1



I



s~srEM

0
"

B
GRV/RED



2
I~



RN/WHT
5
IIII1



I
I
OUT=U
=
JOIMMER



Ow

BLU/
Ow

X491,50



I



GRY/
51



RED
INTERIORLIGHTS
If2



SYSTEM
~P3
SOLGNOOTRL
4BRN
TPSSIGNAL



5
WHT/GRN/VEL

GRNIG

BRN/BLK
BLU/BLK

BRN/BLK



GRN/WHT
2IE

0"

R
BRN/



EXTERIOR



Y
"Y'
I



GRY/



OF
.



BRN/
BLU/VEL



BLU/VEL
3
RED



YEL



LIGHTS
(
SRN/
SYSTEM



CLOSEDIN
G123
~-
j
BLK



ELK
REVERSE
GRNI



EGSA4S310R
POSITION
TRANSMISSION
BLK
DRY
POSITION
N
ICATOR



_
_1



9



25



L1
L2
L3
L4



AUTOMATIC
KICK



P
11
0
1



TRANSMISSION
LIGHT



DOWN



I



I



I



I



_1
X]974



R
1
000



RANGESWITCH
BRN(



1



SWITCH



II



II



II
"



BRN



-I



-
I



I



I



N
111
0

"



ELECTRONIC



I
-I



D000
1
BRN
R..(
IMMOBILISER



MODULE



ON
1



=



CONTROLMODULE
(TEMPOMAT)



COMPUTER



2
1
0
11
(MULTI-FUNCTION



1
00
1
0
G201



CLOCK)

ELE-100
ELECTRICAL
WIRING
DIAGRAMS

DATA
LINK
CONNECTOR



1



51-1



HOTATALL
TIMES
15
WHTYEL



r



~Br
20



JUNCTION
,101=______



LA
______
T,
1
.5A_
_I



r_____
__

-



-

WHTIVID



12



76
X1DQ1-Z



2X7
.0018



I



RED/WHT
I5



-
COMPUTER



V10/Y
3EL



"
i~
r7A



I
DATA
LINES



W~



HT/YEL



""



RED



GRN/



GRN/



"



I



ENGINE
CONTROL
I
SYSTEM
~



.



WHIT



GRV

_
A
W
.-



FEDIIHT



F87
T-
-
COMPUTER
4
TjvI.
*
NEE
'I
,



WHTIYEL



RED



GFN/



F
DATA
L
By,



-
-
--
-
-
--
-



WHIT



G
~j



-1Y
`E
TEM



ENGINECONTROL
VIO/YEL'



W/
OCCM



I



Moo
ULE
RELAY
W
/CCMGRN/GRN/



BLK/BLU'



6r-



,
I
V1
.jYELj



Wjo
~CM



Moo
ULE
RELAY
OR
RNI



B
-
BLK/BLU
]



I
I
T
*
I
~

r



-
8
GRYIBRN
EGS
WARNING
LP
I



CRANK
RPM
SIG
IPOVEL/W
H7
181
WHTIBLK

HT
1S
WARNING
1_1
r
-
-
-
-
-T
-



"'Y"'
~N
20
YELIW
CRANK=1
I~
!~,
WHTIELK



i
FU
ELCONSUMP
F`,`
ELC

SNIFTLKSO
7
VIOV"o
`
sHU
TLKSO
AUTOMODE



YEL/BLU



-
AUTOMODE



Y1L11LU
2



2IS
TIMING



BRN/GRY



.BLU/RED'



BLUIRE

ASCSIGNAL



DI
WHT/GRN/VEL
7
VEL/GRN



VEL/GRN
22(NOT



/



BLU/RE01
S-FROG



"



BLK



EXTERIOR
8
BLU/WHT



USED)



BLU
REDGRRNGSIGL3



%69



"
LIGHTS

IS
TIMING
INT



11N/GRY



BLUIREof



BLUIR
E

ASCSIGNAL
WHT/GRNIYEL
S-FROG
IND



YELIGRN



YELIGFN



22
(NOT)



WHT/



BLUIRED
8L.
USED



BLUIRED
EXTERIOR
GFFNGSIGLS



ILUIWHT



I



i



L
GHTS
TI
SIG(FL)



WN7/BLK



"



BLU/



SYSTEM



GRIN



fi



CA
BLUI



SYSTEM



GRIN
8
CA

O

-PROG
IND



10
YEL/BLU



"



YEL/BLU



23
U
NOT
OT



RED
A



.
RPMSPDSI
1,
BLK
X6g
M-PROGIND
,2
YEL/WHT



9
I
NCA
TxDDATALK
18
WHT/VIO



RED
UTSPDI)
14
BLK



---



-_-



-_----



---



--------



----,



GRY
1
L
NCA

T1
SIGUFQ
YELIBLU
23UNOT



REDA-PROG
IND



USED)
RPMSPDSU
BLK
M-PROG
IND



2
YEL1WHT
RED
T~D
DATA
LK
~j



LLKT'V



---
-
-
-
-
-
--
-
-
-



-



-
-
-
--
-
-
-
-
-
-



7



GIY



1,
NCA
-



7
I-)
BKSWTEST
5BRN/GRV
),
6



I
5BRNIGRY



I
r



o-
BKSWTEST



L



I



i

OILTEMPSIG
17
CLR



-I



I



VIO
2
II
rtY
Vio
2
OILTEMPSIG



7
CLR

I

SPDSENSSHD



18
NCA



G
BR
3Y
N/~
J
.-
.No



__
19
BRN



I
20
YEL
7BLK/BLU
v
ii



BRAKELIGHT
OUTSPDAIC(fO)



'SWITCH
'III
I

BRNIJ
*
PDSENSSHD
)
18
NCA



_j



.R~y

1



'
R"



I



J
.
,
J
.-
.No



Y-EL



BRAKELIGHT
OUTSPD(+)



J
_J
.J
.



SWITCH
X22
BLK



zJ
OIL
TEMP
SIG



I
AICOI
OILTE
PSIG



I
IIII
j_
_
3
BLU/BLK
GRRNGSIGL,
~
3
BLU/BLK



11
1
1111



1



IIIIIIII



I
*
RRNG
SIG
Ll
1~

RKDDATALK
~5
WHT/VEL



6
~
f~"
WHTIYEL
X
26
GRRNGSIGL2
BRN/BLK
n
GR
A
No
S
I
G
L2



111!BLK
X
27
BATTERVVOLT1
8
RED
BATTERYVCLT
~8
RED
f'
PAUL



9
GRYIBRN
PAUL



~9
GRYIBRN
KICK-DNSIG
.
30
GRY/VEL
MANMODESIG
1YEL/WHT
X,
-NSIG



~D



FY/YeL
ANMODESIG
X
32

J
^'
~



L^
ONO



68RNIORG
VOLTSUPPLY
7REDIWHT
TCCSOLCTRL



B
BLU
BK
PDL
POSIT
.



9
BLU/RED
HYDCTRL(a)
RED

ONO
~68RNIORG
VOLTSUPILY
JIREDIWHT
TCCSOLCTRL
~~
E-
.KP
.LPOSIT
.
J11L
./RED
RED
TRLI)
41GRY
HYD
C
HYD
TRL(+)



-
-
--
--
C



G
Ry
HYD
CTFL
I-)
,42



L
i'2
SOLVAL2(a)
43
GRN
,44
BANDSOL(a)
I
OSVIO



GRNIRED
,L
fi
7
SO



48
ORG

SOLVAL2



~1
GFN



-
:4
BANDSOL(l)



,
VIo



GRNIRED
Yi~
r7
SO
~
8
oRG
LVALI
v49
1
,50
fo
L

P2
X53I4
BRN

P,
-
P2
P
~4
SOLVALCTRLISOLVALCTFLI

TRANSMISSIONCONTROL
MODULE
(EGS)
TRA
7S
missioNcoNTROL
MODULE
UEGS)

11
14~

AUTOAUTO

MA
NT
MA
NT
OFF
-oll

WH



I
'POINT
LJ

2D
NCTICN
WHTIVIO



'POINT
L
J
5
WHT/GRV/VEL

2
RN



-

GRN'
5
GRN/WHT



RED

1
YELIWHT

Transmission
Electronics

1995
3251,
325iC
&
325is

TRANSMISSION
POSITION
INDICATOR
LIGHT
BRN'



1
T
BRN

PROGRAMSW
ITCH
B
'
BRN

LY
BLK-



T
T



NO
2
A
y

HOTINRUNHOTINRUN
HOTINACCY,RUN
START



&START



&
START
I
-
''
'
II~~
--~~~



..
.y7111~~~
~FRONTPOWER
I



/
F2fi
E



F28
E



(



F4fi
E
I
DISTRIBUTION
BOX

WHTWHT



85
I
L___JI
I



COMPRESSOR
I
CONTROLRELAY
BRN
I
ORG

WHT/
BLK
6
FION-BOARD
COMPUTER
X
o7I



_
BRN/



WHT/GRV/YEL11
ORY
1
COMPUTER
~C
N
-BOARD



WHT/BLK
46



IlHROTTLE
VAL
POSIT
.



I
R
`
I(MDL7IFUNCTION



BLK47
IFUELCONSUMPTICN
I
X1DZ0
-
._
J
CLOCK)



BL



ICRANKRPMSIG
.



I
"



Iq/C
COMP
CTRL



I.
.
VIO
1
NIA
SHIFTLOCK



BRN/GRY
57
IIGNTIMINGINT
.I
BRNIBLK
S1
IDRIVERANGEP/N
(
L__
NCA



r
.



I



ENGINE
CONTROL
BRN/VIO
,
E)

"
GRN,REp
2
LOU-T--PUT--'DIMMER
J
GRN/RED



INTERIORLIGHTS
SYSTEM

DRY]
I
YEL



BLK
.123

VIOL
VVIEIIILO/I
VEL



L
.
_
_BRAKE



BRAKE
(LIGHT



LIGHT
I
'SWITCH



SWITCH

=INN

BRN/BLK'

t
7
88931



G207

RED/WHT
ENGINE
CONTROLS
SYSTEM

ANTI-LOCK
BRAKESSYSTEM

KICK



I
TD
I



I



I
DOWN



II



II
SWITCH



I



-I



I
-I
INTEGRATEDELECTRONIC
CRUISECONTROL
CLIMATEREGULATION
IMMOBILISER



MODULE



D0
O
0D
NCA'



DoNTROLMODULECoNTROLMODULE



(TEMPOMAT)



801

GRNIGRV
5

BRN/WHT
8

BRNIBLK
7

BLUIBLK
4

25J,



EGSA4S310R
L7
L2L3
L4
I
I



I



P
71
D
I
-
I



R
1
000
11
10

0101110

FRONTPOWER
DISTRIBUTION
BOX

X8518
TRANSMISSION
VALVE
UNIT

O
1



L3

BLU
IINHT
B

I20
.
0'
"
J



BLU/



BLU/
EXTERIOR



YEL



VEL
8
LIGHTS
U'
~~
BRN/



BRN/'
SYSTEM



CLOSEDIN
BL
.



BLK



REVERSE
POSITION

'
MODULE
(DM

AUTOMATIC
TRANSMISSION
RANGE
SWITCH

DATA
LINK
CONNECTOR
1$
,A

WHTT/VIO
COMPUTER
DATA



1~
'
LINES
SYS7EM
1
WH7/~
"

8
R1/
.
.N
r
EGSWARNINGLJ
INSTRUMENTLLUSTER
%16

1
VIO
SHIFT
LK
SOL
AUTO
MODE
SI
G

89077

~\3
IG7IMINGIN7
14
BRN/GRV

HOTATALL
TIMES
r



~
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



-
I
OUTPUTBPD(r)



I
A/CCOMPON



16LK/BLU~-



.'BLU



7
44
I
2BLK
BIN
8
OIL7PSIG(a)
11



1
ELK
3
Ir
NCA

__
.
'27



XB52L
SPEED
'
BATTERYVOLT



e
RED



1
-
-~
VEL
1



NCA



SENSOR
FAULTINDSIG
9GRY/BRN



T



~~
BLK
2
NCA
30
GRV/VEL



y
KICK-DO
WN
SIG



1



I



I



1



1



I
MAN
MODESIG



1
YEL/WHT
X
32
l3
BRN/WHT



_



Ft
GRRNGSIGL4
,34



r
ON-BOARD
I
S
BRNIVIO



WHTIBLK41



COMPUTER
SNIFTLKGND
6
BRN/ORG



J(CENTER
GND



%1071
---
VOLTSUPPLY



7
RED/WHT
TLCSOLCTRL
38
BLU



_j



I
BR
BKPD



N/



-
gBLU/RED



VIO
2



NCA



SHIFT
LOCK
L
POSIT
.
HYDCTRL(a)



40
RED
4
HVDCTRL



1
GRV
(-)
~42



VIO
1
NOASOLVAL2CT



43
GRN
RL

t

%851fi
TRANSMISSION
VALVE
UNIT

BRN/ORG



11~IEL
PMPRLYCTRL



I
~WHT/BLK
.
17,
I
DKV
I
BLK%BLU
QB
IFUELCONSUMPTION
I
BRNIA/OCOMPCTRL
I
IIGNTIMINGINT

GRN/GRY
BRN/WHT
8

BRN/BLK

I
ENGINECONTROL
I
MODULERELAY
BRN



RY/I
l



O
RG



EGHOS



B
f
LU~YEL
ALTO



GRV/



YEL(



I



I
BEN
1
E%L



I
I



'
G



RED
RNIWHT



G
BLU/
/
SYSTEM



CLOSEOIN
G123R
ED



ELK
REVERSE

FRONTP0WER
DISTRIBUTION
BOX

IDRIVERANGEP/N~
-
ENGINECONTROL
MODULE
LOME)

O
~



L3

BLU/-
WHT



1-

20
WHT/VIO

SLKIBLU
-

AUTO
\'~



2,1,



T
TRANSMISSION



BLK(



HNI



BLUIVEL



BLU/VEL



PU

I



>I71UN



I
OFF



POSITION



JJJ/
...



BBLK



S
%1a



1



AUTOMATIC
M



I



D



7
26



TRANSMISSION
AN



INDICATOR
1
YEL/WHT



KICK
LIGHT



I



I



~I



(N
OT
US
ED)



I



I



RAN
GE
SWITCH
GOWNBRN



1



SWITCH
I
II



I



II
"
BRNj
MAN



"



CONTROL
CRU
OL



CHIMEMODULE
NCAPROGRAMSWITCH



BENBRN(



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

WARNING

Your
common
sense,
good
judge-
ment,
and
general
alertness
are
cru-
cial
to
safe
and
successful
service
work
.
Befcre
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
workon

your
BMW
.
Please
also
read
any
warnings
and
cautions
that
accom-
pany
the
procedures
in
the
manual
.

Door
glass
See
Door
windows
Door
windows
general
information
512-1
front
door
window
(2-door
models)
adjusting
512-7
removing/installing
512-5
front
door
window
(4-door
models)
initíalizing
512-1
removing/installing
512-2
rear
door
window
(4-door
models)
removing/installing
512-4
fixed
glass,
removing/installing
512-
4
rear
vent
window
or
vent
latch,
replacing
(2-door
models)
512-11
window
regulator
and
motor,
removing/installing
512-12
window
regulator
service
512-12Doorcheck
See
DoorsDoor
handle
See
Centrallocking
and
anti-theft
Door
panel
See
Doors
Doors
general
information
411-1
door
adjustment
411-2door
check,
replacing
411-2
door
panels
411-3
doors411-1
front
orrear
door,removing/installing
411-1
front
door
panel,
removing/installing

411-3
rear
door
panel,
removing/installing
411-4
rearsidepanel,
removing/installing
(two-door
model)
411-4
Drive
axle
See
Rear
suspension
Driveability
troubleshooting

See
Engine-general
Driveshaft
general
information
260-1
center
bearing
assembly,
replacing
260-6
driveshaft,
aligning
260-3
driveshaft,
installing
260-4

Driveshaft
(cont
.)
driveshaft,
removing260-4
driveshaftservice
260-3
flex-disc,
replacing
260-5
front
centering
guide,
replacing
260-7
guibo
See
flex-disc
troubleshooting260-1

ECM
(engine
control
module)
pin
assignment
See
Fuel
injection
Electrical
circuit
See
Electrical
system-general
Electrical
component
locations
general
information
610-1
auxíliary
relay
panel
610-2
component
location
table
610-9
component
locations
610-3
fuse
position
tables
610-19
fuse
positions
610-1
relay
positions
610-2
splice
panel,
left
610-2
splice
panel,
right
610-3
Electrical
system-general
general
information
600-1
continuity,
checking
600-5
electrical
test
equipment
600-2
safety
precautions
600-1

short
circuits
600-5
short
circuit,
testing
with
ohmmeter
600-6
short
circuit,
testing
with
voltmeter
600-6
troubleshooting
600-3
voltage,
measuring600-4
voltage
and
polarity
600-1
voltage
and
voltage
drops
600-4
voltage
drop,
testing
600-4
wiring
codes
and
abbreviations
600-2
wiring
diagrams
600-2
wiring,
fuses
and
relays
600-1
Electrical
wiring
diagrams
general
information
ELE-1
wiring
diagrams
ELE-2
ABS
ELE-117

ABS/AST
ELE-120
airbag
(supplemental
restraint
system)
ELE-140
air
conditioning
and
heating
ELE-
129
anti-theft
(Alpine)
system
ELE-144
anti-theft
(EWS
II)
ELE-150
body
computer
module
ELE-176
charging
system
ELE-67
convertible
top
ELE-253
cruise
control
ELE-112
data
link
connector
ELE-86
engine
cooling
ELE-94
engine
management
ELE-70
exterior
lights
ELE-194
ground
distribution
ELE-35

headlights/foglights
ELE-180

INDEX
3

Electrical
wiring
diagrams
(cont
.)

heated
seats
ELE-245

horns
ELE-153
instrument
panel
ELE-165
interior
lights/illumination
ELE-211
lumbar
control
ELE-247
on-board
computer
ELE-173
park
ventilation
ELE-139
power
distribution
ELE-2
power
door
locks
ELE-226
power
mirrors
ELE-241
power
seats
ELE-243

power
sunroof
ELE-248

power
windows
ELE-231
radio/cassette/CD/speakers
ELE-
255
rear
window
defogger
ELE-160
shift
interlock
ELE-110
starting
ELE-63
transmission
electronics
ELE-96
warning
systems`
.
chimes
ELE-178
wiper/washer
ELE-154
Emergencies
See
Fundamentals
for
the
do-it-
yourself
owner
Engine-general
general
information
100-1
air
flow
measurement
and
vacuum
leaks
100-12
basic
engine
settings
100-11
basic
requirements
100-11
battery
voltage
100-12connecting
rods
and
pistons
100-1
cooling
system
100-5
cylinder
block
and
crankshaft100-1
cylinder
compression,
checking
100-6
cylinder
head
and
valvetrain
100-2
DISA
(dual
resonance
intake
system)
100-3,130-3
driveability
troubleshooting
100-8
engine
management
system
100-3
fuel
delivery
100-5
fuel
supply
100-14ground
connections
100-13
ignition
100-5
lubrication
system100-5
mechanical
troubleshooting
100-5
on-board
diagnostics
(OBD)
100-8
oxygen
sensors
100-11
preventive
maintenance
100-11
VANOS
(variable
valve
timing)
100-2warningsand
cautions
100-5
wiring
andharness
connections100-
13Engine
control
module
(ECM)
See
Fuel
injection
Engine
removal
and
installation
general
information
110-1
engine,
removing/installing(4-cylinder
engines)
110-1
engine,
removing/installing
(6-cylinder
engines)
110-4
Engine
coolant
temperature
(ECT)
sensor
See
Fuel
injection
Engine
hood
See
Fenders,
enginehood

8
INDEX

Speakers
See
Radio
SRS
(Supplemental
restraint
system)
See
Airbag
system
(SRS)
Starter
See
Battery,
starter,
alternator
Steering
and
wheel
alignment
general
information
320-1
caster
and
camber
320-5
front
toe-in
and
toe
difference
angle
320-6
outer
tie
rod
end,
replacing
320-4
power
steering
pump,
removing/
installing
320-2
power
steering
system
320-2
power
steering
system,
bleeding/filling
320-3
rear
toe-in
320-6
steering
gear320-3
steering
gear
rack,
removing/installing
320-3
steering
wheel
320-1
steering
wheel,
removing/installing
320-1
tie
rod,
replacing
320-5
wheel
alignment
320-5
wheel
alignment
specifications
320-6
Steering
gear
See
steering
and
wheel
alignment
Strut
See
Front
suspension
Subframe
See
Front
suspension
Sunroof
general
information
540-1
motor,
removing/installing
540-3
panel,
adjusting
540-2
panel,
emergency
closing
540-2
Suspension,
front
See
Front
suspension
Suspension,
rear
See
Rear
suspension
Suspension,
steering
and
brakes
general
information
300-1
al¡
season
traction
(AST)
300-4
antilock
brake
system
(ABS)
300-2
brakes
300-2
front
suspension
300-1
integrated
systems
300-2
M3
suspension
and
brakes
300-7
steering
300-2
rear
suspension
300-2suspension
and
steering
troubleshooting
300-7
tires
and
wheels300-2

T

Switches
and
electrical
accessories
general
information
612-1
dome
light,
rear
map
lights,
trunk
light,
replacing
bulbs
612-7
hazard
warning
switch,
replacing
612-5
headlight
switch,
replacing
612-5
foglight
switch,
replacing
612-5
ignition
electrical
switch,
replacing
612-3
ignition
lock
cylinder,
replacing
612-4
ignition
switch
assembly
612-3
outside
mirror
switch,
replacing
612-6
power
window
switch,
replacing
612-5
turn
signal
switch
and
wiper
switch,
removing/installing
612-1
wiper
switch
See
turn
signal
and
wiper
switch

Taillight
See
Exterior
lighting
Thermostat
See
Cooling
system
Throttleposition
sensor
(TPS)
See
Fuel
injection
Throw-out
bearing
See
ClutchTierod
See
Steering
and
wheel
alignment
Tires
See
Suspension,
steering
and
brakes-general
See
also
Maintenance
program
Timing
chain
See
Camshaft
timing
chain
Toe-in

See
Steering
and
wheel
alignment
Tools
See
Fundamentals
for
the
do-it-
yourself
owner
Torque
convector
See
Automatic
transmission
Towing
See
Fundamentals
for
the
do-it-
yourself
owner
Traction
control
See
also
Suspension,
steering
and
brakes-general
Trailing
arm
See
Rear
suspension
Transmission-general
See
also
Automatic
transmission
See
also
Manual
transmission
general
information
200-1
automatic
transmission
200-1
manual
transmission
200-1
transmission
ID
codes
200-2
Transmission
fluid
See
Maintenance
program
See
also
Automatic
transmission
Transmission
input
shaft
See
Manual
transmission
Transmission
output
shaft
See
Manual
transmission

Trim,
interior
See
Interior
trim
Trunk
lid
general
information
412-1
trunk
lid,
412-1
trunk
lid,
aligning
412-1
trunk
lid,
removing/installing
412-1
trunk
lid
support
strut,
removing/
installing
412-2

U

Upholstery
See
Maintenance
program
U-joints
See
Driveshaft

V

V-belt
See
Maintenance
program
Vacuum
booster
See
Brakes
Vacuum
leaks
See
Engine-general
Valveguides
See
Cylinder
head
and
valvetrain
Valve
seals
See
Cylinder
head
and
valvetrain
Valveseats
See
Cylinder
head
and
valvetrain
Valves
See
Cylinder
head
and
valvetrain
Valvetrain
See
Cylinder
head
and
valvetrain
VANOS
(variable
valve
timing)
See
Camshaft
timing
chaín
See
also
Engine-general
Vehicle
identification
number
(VIN)
See
Fundamentals
for
the
do-it-
yourself
owner
Vehicle
speed
sensor
See
Instruments
Ventilation
See
Air
conditioning
See
also
Heating

Voltage
regulator
See
Battery,
starter,
alternator
Voltage
tests
See
Electrical
system-general

W

Warnings
vi¡
Washer
fluid
pump
See
Wipers
and
washers
Washers
See
Wipers
and
washers
Water
pump
See
Cooling
system
Waxing
See
Maintenance
program