1992 BMW 325i Body control module

ELE-248
ELECTRICAL
WIRING
DIAGRAMS

1
69042

83567

HOTATALLTIMES
~FRONT
POWER
DISTRIBUTION
BOX
RED
RED

SUNROOF
SUNROOF



SUNROOFCONTROL
SWITCH



-_
MOTOR
ASSEMBLYM

i

HOTATALLTIMES
~
1FRONTPOWER
DISTRIBUTION
BOX

COMFORT
________---_
__-_-____
RELAY

Z
2
y
/



4
RED/BLU1



BLK/G
RN
RED/B1-U
"
RED/BLU
1



5



79

FUSE
I
FRDINT
POWERPOWER
F1



DISTRIBUTION
BOX
30A
J

STEP-
BY-



MICROSWITCH
STEP
SWITCH

RED

Power
Sunroof

85
2
y
'



8



y
'
RED/VIO'
SPIN
VIO/YEL
9
I
"
F-1992
VIO/YEL~
9
_
X_
13012
"
ICOMFORTI
BRNI
RELAY
1
I
CONTROL
I
POWERWINDOWS
G202
CENTRALLOCKINGSYSTEM



MODULE
BRNT

BRNI
t
G203

FRONT
POWER
Fi
/
9
E
~
DISTRIBUTION
BOX
5A
-I



!
_I

SUNROOF
SUNROOF



SUNROOF
CONTROL
SWITCH



MOTORASSEMBLY
1



M
-
Y

II
STEP-BY-



MICROSWITCH
STEP



I
SWITCH

NCA

BRNI
BRNI
1
G203

BODY
ELECTRONICS
CONTROMODULE
(ZKE
IV)

COMFORT
RELAY

1992-93

1994

2
RED/VIO

HOT
IN
ACCY,
RUNAND
START
fi
FUSEI
FRONTPOWER
J
j



DISTRIBUTION
BOX
V
30A



I

84194
2
RED/VIO

HOTATALLTIMES
r



FUSE1FRONT
POWER
Fl



DISTRIBUTION
BOX
L
soA

Power
Sunroof

NCA
SUNROOFSUNROOF



SUNROOF
CONTROL
SWITCH



-_
MOTOR
ASSEMBLY
M

I
STEP-BY-



MICROSWITCH
--
STEP
SWITCH

ELECTRICAL
WIRING
DIAGRAMS
ELE-249

NCA

.1911
2y

BRNI
AL
G203

INTERIOR
LIGHTS
GRY/RED
r
SYSTEM
6
OPENCLOSE

4



3
BRNNI



BLK/YES
WHT/YELl
1
X272



X13176

2X272



3T



11
X13176

N



BLK/REDI
BLK/GRN

1q
10

BRN
I



BODY
ELECTRONICS
I
~CONTROLMODULE
1



I



i
(ZKE
IV)

SUNROOF
SWITCH

SUNROOFCONTROL
ASSEMBLY

1995

Except
318ti

1996-97

Except
318ti

ELE-250
ELECTRICAL
WIRING
DIAGRAMS

104866

HOTATALLTIMES

FUSE
,
FRONT
POWER
F1



DISTRIBUTION
BOX
L
30A
~-
-
J

I



INTERIOR
LIGHTS

RED/V10



GRY/RED
r
SYSTEM

Power
Sunroof

1998Except
318ti

3

OPEN
i
CLOSE

.7
OFF

4

L



2
1

t

BRN



BLK/YEL



WHT/YEL
X272



6



5



4
X13176

2
X272



3



1
X
3176

t
BRN



BLK/RED



BLK/G
RN

18
19

SUNROOF
SWITCH

SUNROOFCONTROL
ASSEMBLY

BRN



BODYELECTRONICS
I
CONTROLMODULE
~-
G203



I



i
(ZKE
IV)

84238

GRY/RED

84240

INTERIOR
LIGHTS
SYSTEM

HOTAT
ALL
TIMES
FRONT
POWER
DISTRIBUTIONBOX
-
.I

RED



RED

OMFORT

------
-
-



----------
RELAYC

T
2
REDIBLU~

REDIBLU
1



19I
X13254
r
-
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I



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DISTRIBUTION
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I



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CONTROL
I



30
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J



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-
I
MODULE_
2
-

REDIVIDI

NCA

ELECTRICAL
WIRING
DIAGRAMS
ELE-251

Power
Sunroof

HOTATALLTIMES

6

RED/VI
1

SUNROOF
SWITCH

NCAI
.L2
BRNI

BRNI
1
G203

BLKIYELI
WHT/YELI



BRNI
BLK/GRNI
BLKIRED

1u
18j,
X132
54
.
r



1
BOGY
I



ELECTRONICS
I



I
CONTROL
I



-
-
--



MODULE

1995
Early

SUNROOF
Production
CONTROLASSEMBLY



3
18ti

SUNROOFCONTROL
ASSEMBLY

1995
Late

2T



Production
&

BRN1



1996-98
318ti

BRN
s



Sliding
Sunroof

I
t
G203

ELE-252
ELECTRICAL
WIRING
DIAGRAMS

88588

SL

BLK
104876

8

GRN

GRN

HOTATALLTIMES
FflONT
POWER
DISTRIBUTION
BOX

BLK/GRN

RED/BL
.
I



19
r



FUSEIFRONTPOWER



I
-
-
I
BODY
DISTRIBUTION
BOX



ELECTRONICS
F1
I
ICONTROL
Z30A
J



-
I
MODULE

RED/V1110'



1997
NCA



SUNROOF
318ti
Folding
SUNROOF



SUNROOFCONTROL
Sunroof
SWITCH



-_
MOTORASSEMBLY
M

~E~7



111

3

BLKIGRN

BLK/GRN

Power
Sunroof

STEP
-BY
I
.
MICROSWITCH
1
---



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7

BLK/RED

BLKIRED

U
2J
.1
191
181
X7325
I
I



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FOLDING
BODY
SUNROOF
ELECTRONICS
MOTOR
CONTROL
MODULE

HOTATALLT_IMES
FPONTPOWER
-
i
DISTRIBUTIONBOX

RED

REDIV
1
IO

9

BLK/YEL

NCA

BRNI
BRNI
1
G203

r
-
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FUSE
DISTRIBUTIONSOX
F1
II
,30A
J
4

BLK/YEL

TIP
CLOSE
OPEN

GRY/RED

6

SRN

FOLDING
4
SUNROOF
BRN
1
SWITCH

FOLDING
SUNROOF
COMFORTRELAY

1998

318ti
Folding

Sunroof

I
671-E
L
I



11~V/HT/G
RN
I

-
3



BLKIYEL
CTRL
BIG



4



SLUIRED
,

CTRLSIG
I
5



GRV/RED
END
B
BRN



SPIN
G205

'
X11399
CONVERTIBLETOPDONTRGLMODULE

BODY
ELECTRONICS
CONTROL
MODULE
(ZKEIV)

03584

I
.
SPIN
BLK/BLU

I
-
_
I
w

HARD
OFCONNECTOR1
(IN
CONVERTIBLE
TOP
BR
B~

G~
RN/BLK

REARWINDOWBLOWER
MICRO
SWITCH

9
WHT/BLK
10
WHT/BLU

DEFOGGERSYSTEMBRNI

j
G202

ELECTRICAL
WIRING
DIAGRAMS
ELE-253

Convertible
Top

1994-97

NANDSTART
HOTATA
,
~LLTIMES



HOTACCV,
-
RU
,,
NANDSTART



HOTAT
777
A
IIB
L~~LTIMES



HOTACCV,R
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HOT
AT
ALL
TIMES

r/FUSE--___-
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E
-------
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-_____-/FPOWER
FUS



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FU



42E------~F27E
DINT
T
IDRSRBUTIONBOX

7
BLK/RED
B
BLU/GRN
CT
RLSIG
9
GRYIBLKCTRLSIG
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10
RED/GRNIYEL
J
X13
15fi

TRUNKLIOSIG
20
21
BRN/WHT

WHT/VELDATASIG
2223
WHT/BLU
ROLL-OV
ER
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GNDPWRSUPPLY
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-
II1
I.

INTERIORLIGHTS
SYSTEM

CONVERTIBLE
TOPMOTOR

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4

BRNIORG
1
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2

BRN/ORG
tSUPPLY
I
YEL/BLU
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BLK/BLU
PO
STN
SIG
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PO
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SIG
4
VEL/BRN
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POSTNSIG
B6
VEL/GRN
x1
157

TOP
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2



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14
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B
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6
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l
REAR
WDO
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10
WHT/GRN
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SIG
11
12
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7
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11

BLKIGRN

am

BLK/VIO
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ROLLOVERSENSOR

RIGHT
II
ROLLOVER
PROTECTION
ACTUATOR

BLK/GRN
57



CLOSE
OFF
N-H

CONVERTIBLE
TOP
ACTUATING
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f
I

BLK/BLU

BLK/
,
BRNIORRG

CONVERTIBLETOP
POSITION
MICRO
SWITCH

WHTIBLU
~~
BLU

CONVERTIBLE
TOP
END-POSITION
MICRO
SW
ITCH

BLKIRED
BLU
ELK-
.
/EEL
RED
BRN
/ORG
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WHT/BLK
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CRY
UNLOCKED

WINDSCREENCOWLPANEL
LOCK
CONVERTIBLE
TOP
STORAGE
MOTOR



MICROSwITCH
(1996-97)

ELE-254
ELECTRICAL
WIRING
DIAGRAMS

CONVERTIBLETOP
CONTROL
MODULE

I
18
W
HT/RED
I



1
X1
3254
I



I
1
5
WHT/
YEL
I



17
11
WHTIGRN
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X13255
BODYELECTRONICS
CONTROL
MODULE
(ZKE
IV)

II
NCA
BLC
-/BL
U
I



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,
BRN
I
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HARDTOP
CONNECTOR
1

REARWINDOW
BLOWER
MICRO
SWITCH

104867

,2
LOCKCTRL
;

CTRLSIG
4
8-t
.)/RED

TOPOPENSIG
Ir
J2
J3DA
TASIG
GND
PWRSUPPLY
J
7

HOTAT
HOTINRUN,



HOTAT



HOTINRUN
HOTINRUN,
HOTAT
ALLTIMES
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ALLTIMES
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F



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FUS
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1
7



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BLK/BLUBLK/GRN
21
..

.
POSITION
SIG



3



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GND
4
YEL/BRN
ROLLOVER
SENSOR
BLKIGRN

II
q

RIGHTROLLO
ER
OUATOR
N

POSITION
SIG
l
iS



BLK/GRNCTRLSIG
18



YEL/GRN
157

8LK/BRN
WHT/VIO
BLK/BLU
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REARBLOWER
18
GRNI.L
K
AL
G312

NN=A
(
BRN/YEL



DEFOGGER
SYSTEM
NCABLKNCA

BRN

Convertible
Top

1998

2
1
281
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BIx1oo17
241x190]7141X70012
RED
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GRN/VIO
23
DATA
LINK
W
~T
CONNECTOR
GqN
[
GRN/
J
VIOLj
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ROLLOVER
I
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PROTECTION
1
20Y
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WARNING
I
I
HT/



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D
1
EL

J
9
DATA
SIG



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11J
lz
SPEEDSIG
113
BLK/WHT
TOPCLOSESIG
I14
BLK/GRN

rrr
r

CONVERTIBLE
UNLOCK
LOCK



I
TOPMOTOR
WINOSCREENCOWLPANEL
LOCKMICROSWITCH

"
BLK
K/WHT
2
I



I

CONVERTIBLE
TOP-END
TRUNKLID
POSITION
MICROSWITCH
MICROSWITCH

BLKIVIOBLK/BLU

BLK/WHT

RED/GRN
BRN

LEFT
II
ROLLOVER
PROTECTION
ACTUATOR

CONVERTIBLETOPSTORAGE
LID
LOCK
MOTOR

WARNING

Your
common
sense,
good
judge-

ment,
and
general
alertness
are
cru-

cial
to
safe
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
front
of
the
manual
.
Review
these
warnings
and
cautions
each
time
youprepare
to
work
on
your
BMW
.
Please
also
read
any
warnings
and
cautions
that
accom-

pany
the
procedures
in
the
manual
.

A

ABS
(anti-lock
brakes)

See
Brakes
Accelerator
and
throttle
linkage
See
Maintenance
program
Air
conditioning
general
information
640-1
air
distribution
motor,
replacing
(rotary

knob)
640-10
air
distribution
motors
640-9

blower
motor,
removing/installing

640-1blower
motor
resistor
pack,
replacing
640-3
compressor,
replacing
640-12
compressor
clutch
640-13
condenser,
replacing
640-14
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
evaporator,
removinglinstalling

640-17
evaporator
temperature
sensor,

replacing
640-17

expansion
valve,
removing/installing

640-16
microfilter,
replacing
640-18
receiverldrier,
replacing
640-15
sensor
fan
forinterior
temperature,

replacing
640-9
warnings
and
cautions
640-11

Air
distribution
(flap)
motor

See
Air
conditioning
See
also
Heating
Air
filter
See
Maintenanceprogram

Airbag
system
(SRS)
general
information
721-1

contact
ring,
replacing
721-3

driver
side
airbag,removing/installing

721-5
front
crash
sensor,
replacing
721-4

front
side-impact
airbag,
removing/
installing
721-7

front
side-impact
airbag
crash
sensor,

removing/installing
721-5

passenger
side
airbag,
removing/

installing
721-6
sensors
and
electronics
721-1

SRS
warning
light
and
fault
display

721-2
systems
721-1
ZAE
control
module,
replacing
721-5

Alarm
system
See
Central
locking
and
anti-theft

Alternator
See
Battery,
starter,
alternator

Anti-freeze
(Engine
coolant)

See
Maintenance
program

Anti-theft
See
Central
lockíng
and
anti-theft

AST
(Al¡
season
traction)
300-4

ATF
(Automatic
transmission
fluid)

See
Automatic
transmission

Automatic
transmission

See
alsoTransmission-general
general
information
240-1

ATF,draining
and
filling
240-2

ATF
leve¡,
checking
240-1
transmission
removaland
ínstallation

240-4
transmission,
removinglinstalling
240-4
transmission
service
240-1

Auxiliary
fan
See
Cooling
system
Axle
joint
See
Maintenance
program

B

Back-up
light
switch
See
Manual
transmission
Balljoint
See
Front
suspension
Battery
See
Battery,
starter,
alternator

Battery,
starter,
alternator
See
also
Maintenance
program
general
information
121-1

alternator,
removing/installing
(4-
cylinder
engine)
121-5
alternator,
removinglinstalling
(6-
cylinder
engine)
121-6
alternator
brushes,
inspecting/
replacing
121-7
alternator
service
121-4
batterycharging
121-4
battery
load
voltage
test
121-4

batteryopen-circuit
voltage
test
121-4

battery
service
121-3

INDEX
1

Battery,
starter,
alternator
(cont
.)
battery
testing
121-3
charging
system
quick
check121-2
charging
system
troubleshooting
121-
2
hydrometer
testing
121-3
solenoid
switch,
removinglinstalling
121-10
starter
service
121-7
starter
troubleshooting
121-7
starter,
removing/installing(4-cylinder
engine)
121-8
starter,
removing/installing(6-cylinder

engine
with
automatic
transmission)

121-9
starter,
removing/installing
(6-cylinder
engine
with
manual
transmission)
121-8
static
current
draw,
checking
121-2
voltage
regulator,
removing/installing
121-6
Bearing,
wheel
See
Front
suspension
or
Rear

suspension
Blowermotor
See
Air
conditioning
See
also
Heatíng
BMW
emblem
See
Exterior
trim,
bumpers
Body-general
general
information
400-1

body
assembly
400-1
central
body
electronics
400-4
convertible
models
400-2
coupe
models
400-2
electronic
immobilizatíon
system
400-
4
exterior
and
aerodynamics
400-2

heating
afhdair
conditioning
400-5

instruments
and
controls
400-4
interior
equipment
400-3
seats
and
seatbelts
400-3
Body
side
molding
See
Exterior
trim,
bumpers

Brake
fluid
See
Maintenance
program

Brakes
general
information
340-1
antilock
brake
system
(ABS)
340-11
inspection
340-12
wheelspeed
sensors,
replacing

340-12
bleeding
brakes
340-3
brake
booster,
removinglinstalling
340-8
brake
caliper,
removing/installing

340-6
brake
pads,
calipers,
and
rotors
340-3

brake
pads,
replacing
340-4
brake
rotor,
removing/installing
340-7
master
cylinder,
removing/installing

340-7
parking
brake
340-10
adjusting
340-10
.
cable,
replacing
340-11
shoes,
removinglinstalling
340-11