Seats BMW 318i 1995 E36 Owner's Guide

GENERAL

This
section
contains
wiring
diagrams
for
1992
through

1998
BMW
3
Series
models
.

WARNING
-

On
cars
equipped
with
airbags,
special
precautions
apply
to
any
electrical
testing
or
repair
.
The
airbag
unit
is
an
explosive
device
and
must
be
handled
with
exterme
care
.
Before
starting
any
work
onan
airbag
equipped
car,
refer
to
the
warnings
and
cau-
tions
in
720
Seatbelts
and
721
Airbag
Systems
(SRS)
.

NOTE-

The
"



gear
position/neutral
safetyswitch
is
also
some-
timesreferred
to
as
the
automatic
transmission
range
switch
.

"
The
EWS
11
system
is
also
sometimes
referred
to
as
the
Driveaway
Protection
System
or
the
electronic
im-
mobilization
system
.

ELECTRICAL
WIRING
DIAGRAMS



ELE-1

Electrical
Wiring
Diagrams

GENERAL
.
.
.
.
.
.
.
.
.
................
.
.
.
ELE-1



Horns



.....
.
.....
.
.
.
....
.
.
.
.
.
...
.
.
ELE-153

Instrument
Panel
.
.
.
.
.
.
..............
ELE-165

ELECTRICAL
WIRING
DIAGRAMS
...
.
.
.
ELE-2



Interior
Lights/Illumination
.............
ELE-211

ABS



..............
.
.
.
.....
.
.....
ELE-117



Lumbar
Control
.
....................
ELE-247

ABS/AST
.............
.
.
.
...
.
.
.
.....
ELE-120



On-Board
Computer
..................
ELE-173

Airbag
(Supplemental
Restraint
System)
..
ELE-140



Park
Ventilation
.
.
.
...........
.
...
.
..
ELE-139

Air
Conditioning
and
Heating
.
.
.
.
.
.
.....
ELE-129



Power
Distribution
......
.
...
.
.
.
.
.
.
.
...
.
ELE-2

Anti-Theft
(Alpine)
..........
.
.
.
...
.
...
ELE-144



Power
Door
Locks
.
.
......
.
.
.
.
.
.
.
.
.
..
ELE-226

Anti-Theft
(EWS
II)
.
........
.
.
.
...
.
...
ELE-150



Power
Mirrors
...
.
.
.
......
.
.
.
.
.
.
.
.
.
..
ELE-241

Body
Computer
Module
.....
.
.....
.
...
ELE-176



Power
Seats
......
.
......
.
.
.
...
.
.
.
..
ELE-243

Charging
System



.
.
................
.
.
.
ELE-67



Power
Sunroof
.
.
.
.
.
.
.
...............
ELE-248

Convertible
Top
.
.
.
.
................
.
.
ELE-253



Power
Windows
.
.
.
.
.
.
.....
.
.........
ELE-231

Cruise
Control
..
.
.
.
...........
.
....
.
.
ELE-112



Radio/Cassette/CD/Speakers
..........
ELE-255

Data
Link
Connector
................
.
.
.
ELE-86



Rear
Window
Defogger
...............
ELE-160

Engine
Cooling
.......
.
.......
.
....
.
.
.
ELE-94



Shift
Interlock
.
.
.
.
.
.
.
.
...............
ELE-110

Engine
Management
...
.
.......
.
....
.
.
.
ELE-70



Starting
....
.
.
.
.
.
...
.
................
ELE-63

Exterior
Lights
........
.
.
.
.
.
.
.
.
.
......
ELE-194



Transmission
Electronics
.
..............
ELE-96
Ground
Distribution
....
.
.
.
.
.
.
.
.
.
.......
ELE-35



Warning
System
:
Chimes
.............
ELE-178

Headlights/Foglights
...
.
.
.
.
.
.
.
.
.
......
ELE-180



Wiper/Washer
.
.....
.
...............
ELE-155

Heated
Seats
........
.
.
.
.
.
.
.
.
.
......
ELE-245

ELECTRICAL
COMPONENT
LOCATIONS

Relayand
fuse
positions,
ground
locations
...........
.
.
.
.
.
.
.
.
.
................
seeRepair
Group
610

CAUTION-

Always
switchthe
ignition
off
and
disconnect
the
negative
(-)
battery
cablebefore
removing
any
electrical
components
.

"
Prior
to
disconnecting
the
battery,
read
the
bat-tery
disconnection
cautions
given
at
the
front
of
this
manual
on
page
viii
.

"
Connect
and
disconnect
ignition
system
wires,
multiple
connectors
and
ignition
test
equipment
leads
only
while
ignition
is
switched
off
.

-Always
switch
a
test
meter
to
the
appropiate
func-
tion
and
range
before
making
test
connections
.

"
All-Season
Traction
(AST)
is
also
referred
to
as
ASC
or
ASC+T
.

GENERAL

84318

ASS



FRONT



REAR
RIGHT



DRIVER'S
BODY
DOME/



SWITCH
WIPER/DRIVER'S
PASSENGER'S
DRIVER'S
FRONT
DRIVER'S
MIRROR
DOORDOOR
ELECTRONICS
MAP



SUNROOF
SPATIAL
WASHER
MAKEUP
MAKEUP
SEAT
ASSSLIP



SPEED
SIDE
CONTROL
LOCK
HANDLE
CONTROLREADING
INERTIA
CONTROL
SOUND
INTERVAL
MIRROR
MIRROR
BELTCO
.TPOLMOOULESENSOR
MIRRORSWITCHHEATER
SWITCH
MODULE
ASSEMBLY
SWITCH
ASSEMBLY
(1996)
MODULE
SWITCH
SWITCH
SWITCH
r



i
F-
,1
-
7
F
-
,
F-
,
F
-
,
F
-
,
F-
,
F-
,
F-
,
F-
,
F
-
,
F-
,I
i
I
i
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L-1



L-1



L-1



L-1



L-1



I



_I



L-1



L-1



L-1



L-1



L-1

J
/-
4L

PASSENGER'S
DOOR
CD



JAMB
CHANGER
m
I



SWITCH

v

I
IIIII
F-
,
F-
,
F-
,I
I
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ELECTRICAL
WIRING
DIAGRAMS
ELE-55

Ground
Distribution

1995-96
318ti
(2of3)

BE
.

PASSENGER'S



WIPER/



CRUISE



BODY
SEAT
PASSENGER'S
PASSENGER'S



CRASH



WASHER



ON-BOARD
CONTROL



ELECTRONICS
CONTROL
SEAT
SEATBACK



CRUIBECONTROL
CONTROL
MODULE
COMPUTER
ACTUATOR
CONTROL
CLUTCH
SWITCH



HEATER



HEATER



I



MODULE
(TEMPOMAT)



MODULE



(LOW
11)



(BC-LOW)



(TEMPOMAT)



MODULE



SWITCH

I
i
I
i



I
i



I
F



i



I
i



I
i



I
i



F-
,



I
i



F-

L
I



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II



_I



!
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!
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_____J



_I



!
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!
_I



L-1



L-1



!
_I

12
INCLUS
ERT



ZI



TR(
WS11)



0
1



MODULE



2I



T
MSENSORURE



2I



CLOCK
I



I~



I



I



mm
m



m~
I



I



M~
I



I



m~
I



I~



I



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m~
I



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_
I



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I



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CONNECTOR



I



,



-
I



I



I



-
I



I



_I



I



I
_I



I



I
_I
(1996)

FRESH
INTEGRATED
CLIMATE



AIR/
HEATING/



GLOVE



HEADLIGHT/
TRANSMISSION
CONTROL
IRKS
RECIRC-
CLIMATE
EVAPORATORTEMPERATURE
BOX
ANTI-



FOGLIGHT
ENGINE
POSITION
BLOWER
SWITCH
CONTROL
ULATION
CONTROLTEMPERATUREWHEEL



LIGHTTHEFT



HAZARD
CLEANING
HOOD
INDICATOR
MOTOR
ILLUM
SWITCH
MOTOR
MODULE
SENSOR
SWITCHSWITCH
HORN



SWITCH
MODULE
SWITCH
LIGHT
I



1



I



1



I



1



I



i



I



i



I



1



I



1



I



i



I



i



I
-
i



I
-
i



I



i



I



1
I



I



I



I



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I
!
I
!
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_I
!
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INOT
!
_I



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!



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USED)



I



!



I



!



I



!



I

=1
-
Y
-Y



Y
=1
Y
=Y
Y



~r
Y
YY
-Y

BEN

SUPPLEMENTAL
CASSETTE
FRONT



DRIVER'S
PASSENGER'S
DRIVER'S
PASSENGER'S
RESTRAINT
REARFRONTTAPE
CIGAR
FRONT



POWERPOWER
SEATSEAT
SYSTEM
ASHTRAY
ASHTRAY
PLAYER
LIGHTER
CIGAR
TELEPHONE
PROGRAM



WINDOW
WINDOW
HEATERHEATER
CONTROL
LIGHT
LIGHT
LIGHTLIGHT
LIGHTER
EJECTBOX
SWITCH



SWITCH
SWITCHSWITCH
SWITCH
MODULE

BEN
-1
G201

7

G302
1

W/ONBOARDCOMPUTER

II
F
-,
I
I1
-
7
F-
1
I



I



I



I



I



I



I



I



I
_I



L
-I



L
-I



L
_I



L
I

1
G303

ELE-58
ELECTRICAL
WIRING
DIAGRAMS

1
8916
0

BRN

BRN
m

G201



>-
G201

I



I



I



I



I



I



,



I



I



I



,



I



I



I
_I



!
_I



I



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!
_I

CASSETTE
FRONT

Ground
Distribution

1997
318ti
(2
of
3)

WIPER/



CRUISE



BODYCRASH
WASHER
ON-BOARD
CONTROL
ELECTRONICS
CONTROLMODULECOMPUTER
ACTUATOR
CONTROL
CLUTCHMODULE



LOW
I])



(BC-LOW)



ITEMPOMAT)



MODULE



SWITCH

I



I



I



I



I



I



I



I



I



I



(



II



I



I



I



I



I



I



I



I



I



I



I
_I
L_IL_IL_IL_I
L_I

PASSENGER'S



ON-BOARD
PASSENGER'S



PASSENGER'S



DOOR



(7



°
TRANSMITTER
°



OCOMPUTER°
SEAT



CD



SEATBgCK



JAMB



CRUISE
CONTROL



INSTRUMENT



MODULE



TEMPERATURE



DIGITAL
HEATER



CHANGER



HEATER



SWITCH



MODULE
(TEMPOMAT)



~



CLUSTER



~



(EWSII)



~



~



SENSOR



~



CLOCK

I



I



I



I



I



I



I



I



I



I



I



I



I



I



DBDII



I



I



I



I
_I



!
_I



!
_I



!
_I



!
_____J



I



_I



I



_I



CONNECTOR



,



-
I



,



-1

FRONT



REAR
DRIVER'S
BODY
DOME/
LEFT
RIGHT



WIPER/DRIVER'S



PASSENGER'S
DRIVER'S
MIRROR
DRIVER'S
DOOR
ELECTRONICS
MAP
FRONTFRONT
SUNROOF
WASHER
MAKEUP
PASSENGER'S
MAKEUP
ABSSIIP



SIDE



CONTROL
WINDOW
HANDLE



CONTROL



READING
FOOTWELL
FOOTWELL
CONTROL
INTERVAL
MIRROR



WINDOW



MIRROR
CONTROL
MODULE



MIRROR



SWITCH



MOTOR



SWITCH



MODULE



ASSEMBLY



LIGHT



LIGHT



ASSEMBLY



MODULE



SWITCH



MOTOR



SWITCH
I



i



F-
,



I



i



F
-
,



F-
,



F
-
,



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_I



L
-I



L-1



L-1



L-1



L-1



L-1



L-1



L-1



!
_I



L-1



L-1



L-1

rr
r
rr
r
r
r
Y
r
v
.
.

~
.

FRESH
INTEGRATED
CLIMATE



AIRI
HEATING/



GLOVE



TRANSMISSION



CLIMATE
CONTROL
INKS
RECIRC-
CLIMATE
EVAPORATOR
TEMPERATURE
BOX



ENGINE
POSITION



PEARCONTROLBLOWER
SWITCH
CONTROL
ULATION
CONTROL
TEMPERATURE



WHEEL



LIGHT



HAZARD
H000
INDICATOR



BLOWERDEFOGGER
SWITCH
MOTOR
ILLUM
SWITCH
MOTORMODULESENSOR
SWITCHSWITCH



SWITCHSWITCH
LIGHT



MOTOR
SWITCH
ILLUMINATION
F-
1



F-
1



F-
1



1
--
i



F-
1



F
-
,



F-
I



F
-
1



F-
1



1
-
1



F
-
1



I
-
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i



(-
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TELEPHONE
CONNECTOR
I
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!
_I
YY
Y
Y
.
.Y
Y
Y
Y

BEN
1



I



I



I



1
eRN

WITH
WITH
IHKSHS

SUPPLEMENTAL
DRIVER'S
PASSENGER'S
DRIVER'S
PASSENGER'S
RESTRAINT
WIPER/WIPER/
TAPE
CIGAR
FRONT



POWERPOWER
SEATSEAT



SYSTEM
WASHERWASHER
PLAYER
LIGHTER
CIGAR
TELEPHONE
ABC
PROGRAM
I



WINDOWWINDOW
HEATERNEATER



CONTROL
SWITCH



MODULE



LIGHT



LIGHT



LIGHTER



EJECT
BOX



SWITCH



SWITCH



SWITCH



SWITCH



SWITCH



SWITCH



MODULE
I



v



I



i



1
-
7



1



i



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1



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-
(-
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-
7
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lY_Y
Y
_Y
Y
Y
Y

A
-
G302



G302



.303

104444

IBRN

Ground
Distribution

1998
318ti
(2
of
3)

BRN
ml
>-
G201

ELECTRICAL
WIRING
DIAGRAMS
ELE-61

WIPER/
CRUISE



BODY
CRASHBOARD
WASHER
CONTROL
ELECTRONICS
CONTROLCOMPUTER
MODULE
ACTUATOR
CONTROL
CLUTCHMODULE



(BC-LOW)



LOW
11)



(TEMPOMAT)



MODULE



SWITCH
I
II
I
F-
1
--
,



1
-
7
1
--
,
I



I



I



I



I



I



I



I



I



f



I



I

PASSENGER'S



PASSENGER'S
i~ON-BOARD
PASSENGER'S
SEAT
PASSENGER'S



DOOR



°



TRANSMITTER
O



°COMPUTER
c7
SEAT



CONTROL
SEATBACK



JAMB



CRUISECONTROL



INSTRUMENT



MODULE



TEMPERATURE
¢O
x
DIGITAL
HEATER



SWITCH



HEATER



SWITCH



MODULE
(TEMPOMAT)



CLUSTER



(EWS11)



SENSOR



CLOCK
I



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F
-----
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!
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CONNECTOR



I



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I



_I

FRONT



REAR
BODY
DOME/



FOLDING



WIPER/
DRIVER'S



PASSENGER'S
DRIVER'S
MIRROR
DRIVER'S
ELECTRONICS
MAP



SUNROOF
FOLDING
SUNROOFWASHERMAKEUP
PASSENGER'S
MAKEUP
SIDE
CONTROL
WINDOWCONTROL
READING
LEFT
RIGHT
COMFORT
SUNROOFCONTROL
INTERVAL
MIRROR
WINDOW
MIRRORMIRROR
SWITCH
MOTOR



MODULE
ASSEMBLY
FRONTFRONTRELAY
SWITCH
ASSEMBLY
MODULE
SWITCH



MOTOR



SWITCH
I
I
I
II
I
I
II
I
`°LWELL
GHT
LI
LL
LIGHT



I



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L-1



L-1



I
_I



I
_I



(

r

)



(



)



!
_I



L
-I



L
-I



L-1



1-1



L-1



!
_I

FRESH
INTEGRATEDCLIMATE



AIR/
HEATING/



GLOVE



TRANSMISSION



CLIMATE
CONTROL



IHKS



RECIRC-



CLIMATE



EVAPORATORTEMPERATURE



Box



ENGINE



POSITION



REAR



CONTROL
BLOWER
SWITCH
CONTROL
ULATION
CONTROL
TEMPERATURE
WHEEL



LIGHT



HAZARD
HOOD
INDICATOR



BLOWER
DEFOGGER
SWITCH
MOTOR
ILLUM
SWITCH
MOTOR
MODULE
SENSOR
SWITCH
SWITCH



SWITCH
SWITCH
LIGHT



MOTOR
SWITCH
ILLUMINATION
I
-
i



1
--
,



1
-
7



1
-
7



I



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F
-



F
-,



I



F
-



F-



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--,
I



II



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TELEPHONE
I



II



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I_I



!
_I



!
_I



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_I



!
_I



CONNECTOR
Y
«7

SUPPLEMENTAL
DRIVER'S
PASSENGER'S
DRIVER'S
PASSENGER'S
RESTRAINT
WIPER/
WIPER/



FRONT



POWERPOWER
SEATSEAT



SYSTEM
WASHERWASHER
FRONT
CIGAR
ABC
PROGRAM



WINDOW
WINDOW
HEATERHEATER



CONTROL
SWITCH
MODULE
CIGAR
LIGHTER
SWITCH
SWITCH



SWITCH
SWITCH
SWITCHSWITCH



MODULE

I



_I



I!_I
I



(-)



I
!_I



I!_I
I



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!_I



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!
_I



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_I
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!
_I
I


_I

SPIN
I



I/
-
\
1



I
-1
t



t1
G201



G302



G302



G303

ELE-62
ELECTRICAL
WIRING
DIAGRAMS

ANTI-



PASSENGER'SPASSENGER'S
DRIVER'S



DRIVER'S
SEAT
THEFT
SIDE
SEATSEAT
SIDE
OCCUPANCY
CONTROL
IMPACT
BELT
BELT
IMPACT
DETECTOR
MODULESENSOR
SWITCHSWITCH
SENSOR

I



I



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I=~I

I
_r
I
I
r
I
I
r
II
'T
I

Ground
Distribution

1998
318ti
(3
of
3)

RIGHT
DRIVER'SDRIVER'S



REAR



DRIVER'S
REAR



LEFT



RIGHT
DOOR
SEAT-



DRIVER'S
BRAKE



SEAT
CENTER
TRUNK
TRUNK
CENTRAL



TRUNK
JAMB
BACKFUELSEAT
PAD



CDHIGH



CONTROL
INTERIOR
LIGHT



LIGHT
LOCKING
LEFT
RIGHT
LIGHT
ANTENNA
REAR
SWITCH



HEATER



PUMP



HEATER



SENSORCHANGER
LEVEL



SWITCH



LIGHT



ASSEMBLY



ASSEMBLY
SWITCH



LICENSE
LICENSE



SWITCH
AMPLIFIER
DEFOGGER
STOP



PLATE
PLATE
I



I
I



I
I



I(



I
I



II



I
LIGHT



I



I
I



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I



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I
(



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LIGHT



LIGHT
I



II



II



II



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CONNECTOR



L-1



L-1



!
_I
vvVVV
Y
VY

ASSABS
LEFT
RIGHT
CONTROL



RIGHT
ASS
PUMPFRONT
FRONT
MODULE/



SLIP



FRONT
HYDRAULIC
MOTOR
SPEEDSPEED
HYDRAULIC



CONTROL



SPEED



AIR
UNIT
RELAY
SENSOR
SENSOR
UNIT



MODULE



SENSOR



PUMP

104445

F
-,
F
-,
F
-,
IIII



r



I
I
--
,



I
I
I



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1



1



1



1



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II



_I



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r



-r



?~



m~



rY



-rr
-
Y~Yg

G202
(W/ASS)
0201
(WIASC)
G704
G404

HOTATA_LL_TIM_E_S
________HO_TAT_AL
_
LT_IMES
FUSE



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```
FUSE



FRONT
POWER
F5



'F40



I
DISTRIBUTION
BOX
IF



________
_
30A
-J
10
XLDQLS



20Y
XI0018
RED/BLK



RED/VEL
5

GRNIVIOfBLK/VIOTBLUIGRYTVIOIGRYI



GRN/YEL(
BLK/YEL'VIO/REDI
BLU/REDTBRNr
SRNAI

RED/
BL
jjJK
5

SEATBACK
HEIGHT
I
POSITION

rnm
rnm
m~l
BACK
FRONT

1-
__2~1~
__21



7'
__2~I~



G312

GANT
-
BLKT



GLUT
-
VIOT



GRN'
-
BLKT



V1
101
'



BLOT

DRIVER'S
SEATBACK



DRIVER'S
SEAT



DRIVER'S
SEAT



DRIVER
SSEATRECLINERMOTOR



HEIGHT
MOTOR



MOVEMENTMOTOR
CUSHION
TILT
MOTOR

SEATBACK
HEIGHT

BACK
FRONT

I
BLK/VI
yyy
RN/VOBLUIGRYT
VIO/GRYBLK/YEL
T



T

88740
835¢7

(2
DOOR)
BILK
-RN
BLUVIO



G310

(4
DOOR)

BLK
I



GRN
I



BLU
I



VIO

PASSENGER'SSEATBACWASSENGER'SSEAT
PASSENGER'SSEATPASSENGER'SSEAT
RECLINER
MOTOR



HEIGHT
MOTOR



MOVEMENT
MOTORCUSHIONTILT
MOTOR

HOTATALL_TIM_ES



HOTATALLTIM_ES
_
__
+++FFUSE



5F-USE
~FRONTPOWER
,
F5



F40



i
DISTRIBUTION
BOX
L
_
Z-

-

______________t30A____I
10
X199L4



20
T
X10018
RED/YEL



RED/VEL
I
DRIVER'S
SEAT
5
CONTROLSWITCH
SEATBACK
BACK
FRONT

GRNIVIO
f



BLKIVi2
'
BLU/GR
12



V~
VIOIG
ZV

m
mm
m
m
ON
LUP
--
J



I



I
BACKLFRONT

GRN
I



BLK
I



BLU
I



VIO
I



GRN
I



BLK
I



VI
.
I



BLU
I



BR
N
"

DRIVER'SSEATBACK



DRIVER'S
SEAT



DRIVER'S
SEAT



DRIVER'SSEAT
RECLINERMOTOR



HEIGHTMOTOR



MOVEMENTMOTOR



CUSHION
TILT
MOTOR

RED/VEL
5
SEATBACK
HEIGHT

m
m
BACK
FRONT

ELECTRICAL
WIRING
DIAGRAMS
ELE-243

Power
Seats

BACKFRONT
BACKFRONT

BACK
FRONT

CUSHION
TILT

POSITION
CUSHIONTILT

GRN/YE
4
1BLU/RED
I



v
RIOp
IeRN
HEIGHT
I
POSITION
CUSHIONTILT

GRNIYEL
/



BLKIYEL
I
VIO/RED
/
BLU/REOT



BAN
1
.'k-
-
2
'
;
'
1
`_
2

-
n
m
m1

PASSENGER'SSEAT
CONTROL
SWITCH
POSITION
CUSHIONTILT
BLK/VIOT
GRN/VIOT
BLUIGRY~
VIOIGRYi



GRNIYEL
I
BLKIYELi
VIO/REDiBLUIREDt



BAN
I
1



_2
lll
1
L
..



1



_
_2
lll1
L
..



1



1



_
_2



I

BLK



GRN



BLU



M
VIG



GRN



LK



VIO



MBLU



BRG203

PASSENGER'S
SEATBACK
PASSENGER'S
SEAT



PASSENGER'S
SEAT



PASSENGER'SSEAT
RECLINERMOTOR



HEIGHTMOTOR



MOVEMENTMOTOR



CUSHION
TILT
MOTOR

DRIVER'S
SEAT,(SEAT
CONTROL
SWITCH

PASSENGER'S
SEAT,
SEAT
CONTROL
SWITCH

BAN
G203

1993

1994-98

Except
318ti

ELE-244
ELECTRICAL
WIRING
DIAGRAMS

HO_TA_TALL_TIM_ES_



H_O_TA_TALL_TIMES_
I



FUSE



FUSE



FRONT
POWER
I
FB



F40
IDISTRISUTIONBOX
30=
10



X1_0015



20
T
X
10018
RED/YEL



RED/YEL
I
5

83942

SEATBACK
HEIGHT
I
POSITION
CUSHIONTILT

BACK
FRONT

Power
Seats

BACK
FRONT

DRIVER'S
SEAT
CO
NTROLSWITCH

y



y
.
..
_
.
.
y



..
.



.
.
y
-
»
.

RN/V'O'



BLK/V
I2



11,
12



'of
BLU/GRV'
^
`O/G
ZVI



GRN/VEL'
BLK/YEL,
VIO/R
2
.L
.LLU/REO
'



BRN

GRIN
I



BLK
I



BLU
I



VIO
I



GRN
I



ELK
I



VI.
I



BLU
I



SPIN
.
'

RED/YEL
5
SEATBACK
HEIGHT

BACKIFRONT

DRIVER'SSEATBACK
DRIVER'SSEAT



ORIVER'SSEAT
DRIVER'SSEAT
RECLINERMOTOR



HEIGHTMOTOR



MOVEMENTMOTOR



CUSHION
TILT
MOTOR

POSITION
CUSHIONTIL

BACK
FRONT

2



_
_1



1



_
_2



1



_
_2



'-
-T-T
BRN
1SGRN
BLU
VIOT
GRN
ELKT
VIOBLUi
G201

PASSENGER'SSEAT
CONTROLSWITCH

BLK/VIOT
GRNIVIOTBLU/GRVT
VIOIGRVT



GRN/VELT
BLK/YELT
VIO/R
EDT
BLU/REDT



BRN

PASSENGER'S
SEATBACKPASSENGER'SSEAT



PASSENGER'SSEAT



PASSENGER'SSEAT
RECLINERMOTOR



HEIGHTMOTOR



MOVEMENTMOTOR



CUSHION
TILT
MOTOR

83550

ELECTRICAL
WIRINGDIAGRAMS
ELE-245

Heated
Seats

1992-98
Except
318ti

HOT
IN
RUN
.1
~AND
START



HOT
AT
ALL
TIMES
rIF
-
SE
-----------------------------------
PUSS
-1FRONTPOWER
123



yFE



IDISTRIBUTION
BOX
SA



16A
L~_____________________________________-i----J
S
I
x19o~



Bx>-D

GENIBLU



RED/-

G203J-G310
(2DOOR)



(4
DOOR)

INTERIOR
LIGHTS
SYSTEM

PASSENGER'S
BEATHEATER
SWITCH

ELE-246
ELECTRICAL
WIRING
DIAGRAMS

63939

HOT
IN
RUN
T
AND
START



HOT
ATALLTIMES
rTFUSE
-------------------------_---------
FUSE
,FRONTPOWER
'
F23



14



1DISTRIBUTION
BOX
5-_____________________________________
aI"'D"1
.



B

I

~

GRNIBLU



RED/VIO

UNLOADER
fifi



30
RELAY
.

85
-----_-_-__--------------------



TERMINAL15

Heated
Seats

1995-97
318ti

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