1993 BMW 328i lumbar support

520-
4
SEATS

Power
Front
Seat
Assembly
The
power
seat
in
E36
cars
is
shown
disassembled
in
Fig
.

5
.
Component,
actuator
and
drive
cable
replacement
is
possi-
ble
once
theseat
has
been
removed
from
the
vehicle
as
de-
scribed
earlier
.

FRONT
SEA
TS

Fig
.
5
.



Construction
of
power
front
seat
.

1
.



Backrest
frame



6
.



Lumbar
support
(to
9/94)



11
.
Seat
track
2
.



Seatframe



7
.



Vertical
adjustment
(rear)



12
.
Seat
tilt
motor3
.



Backrest
release
lever
(two-door)



8
.



Backrest
adjustment
gearbox



13
.
Tilt
motorgearbox4
.
Backrest
release
lever
cable



9
.
Backrest
adjustment
motor



14
.
Forward/backward
driveshafts
5
.
Lumbar
support
(from9/94)



10
.
Wiring
harness



15
.
Forward/backwardmotor

TELEPHONE



CONVERTIBLE



RIGHT
REAR



CENTRAL



RIGHT



DRIVERS



___
I



I



_
__
_
_
___
_7RAN5-



I
I



TOpSTORAGE



I



I
BRAKEPAD



I



(
LOCKING



(



)LICENSE



I



II



I
CEIVER



I



LID
MICRO



I



I
SENSOR



I



(
SWITCH



LIGHT



SEAT



[-



,
RIGHT
-(
(1996)



I



(
__



I



I



I
_I__



I



(
SWATCH
SWITCH

31'
17Y

LUGGAGE
COMPARTMENT
TELEPHONECONNECTOR
(1997)

DRIVERS



1



-
1
FUEL
I



IJAMB



I
I



IPUMP
I



_I
SWITCH



I
I



_I

F__
f
____
_
_-_---



------

1997WITH
m
I
ALL
CONVERTIBLE
OTHERS
CONVERTIBLE



LEFT



I



I
REAR
I



I
TOP



I



I
REAR



WINDOW
I
(CONTROL
i
(INTERIOR
I
(BLOWER
-
I
MODULE_



I



-
I
LIGHT



I



-I
SWITCH
Y



V
1



SUPPRESSION



RIGHT



LEFT



-
LEFT

I



I



RAR



I



I



(
FILTER



I



(
REAR



~



i



h
)
TAIL



(



)
TAIL
I



(
REAR



I



(
WINDOW



I



I
(2
DOOR)



I



(



I



LIGHT



LIGHT
(
INTERIOR



m



I



(
BLOWER



LIGHT



I
I
LIGHT



INTERIOR

-



-I
1



2
_
(
HARD



1



2



I



DRIVERS



LEFT



I



-
LEFT



^'
LEFT
I(
SEAT



m



I



(
REAR



BACK-UP



BRAKE(CONNECTOR(



I



I
DRIGHT



Z
EFOGGEfl



I



(REAR



I



(
HEATER



I



(
INTERIOR



I



-



LIGHT



-



LIGHT



II



_I



I



I



I



(DOOR



I



_
I



I



-
(
LIGHT



I



I
I



m
I
y,
-I
(1
BR~1
cT



1



2



L_

I
IT-PD



ml
-
iCONNECTOR1



I
I

1
G312



0312
(CONVERTIBLE)

MULTI-



HEADLIGHT/



HAZARD



RADIO
ENGINE



TRANSMISSION
I



(
FUNCTION



I



I
FOGLIGHT



I



I



I



I



FINAL



B
LOWER
I



I
CLOCK



I



(
CLEANING



SWITCH



SWITCH



I



(
SHOWIODTC



I



(
INDICATOR



I



I



I



I
I



I



I



(



I



(



H



I



(



I



(
STAGE



MOTOR
UNIT



III



I
I


I
MO
1996)
LE
_
_



_
_



__
_



I_
_



I



I



I



_
_(1996)



I



I



I



(
LIGHT



I



-I



I
I
17



g~
(CANADA)



gY



17



1T



tY



Gy
I



I
~j



AUTOMATIC
I



(CLIMATE
CENTER



I
(CONTROL
GLOVE



SERVOTRONIC



CHARGING



ON-BOARD



INTENSIVE



-
I
MODULE
I



(
BOX



I



(
CONTROL



I



(
SOCKET



CONSOLE



m



I



(COMPUTER
m



I



IWgSH



I



_
I



(LIGHT



mI
I



(
MODULE



mI
I



I



MI



TELEPHONE



II



(()



II



I
1996



PUMP

1997
W/IHKA



InOR
ALL1996
_-__41,
_
-F_---_-0-9-_----f--f----0--0_----_f-f--_----___-----

I



-
(
(1997)



I



-(
(1997)



I



_
I

AS
C



FRONT
I



I
SWITCH



I



I
CIGAR
I



I



I



I
LIGHTER
I
_I



_I
I
_I

Ground
Distribution

1996-97
Except
318ti
(5
of
5)

-
LEFT
LICENSE
-
LIGHT

ELECTRICAL
WIRING
DIAGRAMS
ELE-49

I



DRIVERS



LEFT
PASSENGERS



I
OHANGER
I
ISEATBACK



HIGH
TRUNK
I



(
DOOR



I



(
(1997)



I



(
HEATER



I



I



LIGHT
I
i



I



I
I



II



I



LEVEL
JAMB



ASSEMBLY
I



SWITCH



I



I
LIGHT

WIPER/



WIPER/



PROGRAM
I



(
WASHER



I



(
WASHER



I



(
SWITCH
I



(
SWITCH



I



(
MODULE



I



I
(W/EGS)

-
FIGHT
"'
RIGHT



ITRUNK
REARTURN



-
~FOGR



iASSEMBLY

~I
I



I
DRIVERS



I



LIGHT



LIGHT
LUMBAR



II



(SUPPORT
I



II
MOTOR/VALVE



I



_



I
\
(1996)



i



-~
RIGHT



~--'
T
A
IL



I

\
FRONT



-,
FRONT
LGGAF
HTAY
I
-'LIGHTER
LIGHT

-
REAR



-
CASSETTE
_



LIGHT
RAY



6
GHT
Y



Y
(1997)

mI
SRN
1
G203

69073

-
RIGHT



RIGHT
BACK-UP



(



)
BRAKE
LIGHT



-
LIGHT

L_-~
-
___________J

r

-
Y

I



(



)
REAR



(



)
REAR
I
-
TURN



FOG
I
LIGHTLIGHT
I

RIGHT
FUEL



RIGHTREAR
CENTRAL



LEFTREAR



DRIVER'S
---



(
FEAR



I



(
PUMP



I



I
BRAKE
PAD



I



(
LOCKING



I---



(
INTERIOR



I---



(
SEAT
INTERIOR
(



I



I



(
SENSOR



I



(
SWITCH



I



(
LIGHT



I



(
LUMBAR
(
LIGHT



I



I



I



I



I_



_



_



I



_



_
I
I


(
SUPPORT

v



o



I
~



~



eT



,T



,T



3/~



MOTORIVALVE

LUGGAGE
COMPARTMENT
TELEPHONE
CONNECTOR

I



I
DRIVER'S
DOOR
I
(JAMB
I



_I
SWITCH

I
-
LEFT
-
LEFT
CONVERTIBLE



LEFT



FEAR



CONVE
WIT
R
H
TIBLE



OT
A
HLEL
RS



_
_
CD



I



(



)
FEAR



(



)
REAR
I



(
TOP



I



FEAR



I



(
WINDOW



I



(CHANGER



I



T
TURN



--



FOG
I
CONTROL



I



(
INTERIOR



I



(
BLOWER



I



I



LIGHT



LIGHT
I



(
MODULE



I(
LIGHT



I
I
WORD
m



m
_



_
SW
-



H

I



I



-
LEFT



_
LEFT
I1
REAR



CONVERTIBLE



RIGHT_
_



_
_



_
_



I



(



)
TAIL



(



)
TAIL



II
I



(
DEFOGGER



I



I
TOP
STORAGE



I



(REAR



I



-



LIGHT



-



LIGHT
I



I



I



v



(LID
MICRO



I



v



(INTERIOR



I



I
SWITCH



I
_(
LIGHT



I



I
-



-



-



I



I1



1



2



I



-
LEFT
UP



-
LEFT
HARD



RIGHT



PASSENGER'S



FILTER
SID
.



DRIVER'



ACK-



BRAKE
S



I



(



(



I
I



(
TOP



I



(
REAR



I



(
DOOR



I



(



m



I



I



EATBACK



I



LIGHT



LIGHT



II



ICONNECTORI



I



I



(INTERIOR(
ml
I



IJgMB



I



I(2DOOR)



HI
(EATER



I
I
I_
I



I



I



(
LIGHT



I



I



I



_(
SWITCH



I



_I



I



I
-I



I



L_1
---J

10441
5

(HARD
TOP
ICONNECTOR1
_1

MULTI-



HAZARD



ENGINE



TRANSMISSION
FINAL



AUTOMATIC
BLOWER
(
FUNCTION



I



(
SWITCH



I



(
HOOD



I



(
POSITION



(



STAGE



I



(
CLIMATE



I



(
MOTOR
(
CLOCK



I



I



I



(
SWITCH



I



(
INDICATOR



I



(
UNIT



I



(
CONTROL



I



I

mI
/
1
G203

BRN

GLOVE

I

CHARGING
BIGHT



I



'
SOCKET

I-_I



I



_I

Ground
Distribution

1998Except
318ti
(4
of
4)

LEFT



-
RIGHT
LICENSE



(



)
LICENSE
LIGHT



-
LIGHT

1
FEAR



PEAR
I



I
WINDOW



I



I
DEFOGGER
I



I
BLOWER



I



I
(2
DOOR)

~%___'j



__\I/

G312



G312

CENTER
CONSOLE
TELEPHONE
CONNECTOR

I



I
WIPER/



I



(
WIPER/



I



(
PROGRAMWASHER



WASHER



SWITCH
I



(SWITCH



I



(
MODULE



I



I(WIEGS)



-
REAR



-
CASSETTE

II



II



II



('T
RAV



(B
_



__
LIGH_'IGHT

71



521
318,
323,
328
v3

ELECTRICAL
WIRING
DIAGRAMS
ELE-53

I



I
DRIVER'S
SEAT
I
(CONTROL
_I
SWITCH

ASO



FRONT
I



I
SWITCH



I



I
CIGAR
I



I



I



(
LIGHTER



-
FRONT



FRONT
ASHTRAY



CGAR
L
GHT



LIGHTER
LIGHT

I-
LEFT
FEAR
I
INTERIOR
I



-
I
LIGHT

RIGHTTRUNK
-_------_IGH-T_SSE=BL=

I
-
RIGHT
"~
RIGHT
I



(



)
REAR



(



)REAR
I
TURN
FOG
I
LIGHTLIGHT

RIGHT



~'
gIGHT
I
TAIL



(



)
TAIL
LIGHT



-
LIGHT
I
I
_
RIGHT



-
RIGHT
(



)
BACK-UP



(



)BRAKE
I
I



LIGHT
I

I



I
L_
___J
"T2
DEEP)



LEFTTRUNK

LIGHT

_
__
_
_
_
_
__
¢~



LIGHTASSEMBLV
a
r__

(2
DOOR)
(4
DOOR)

I
I
1

I
HIGH



DRIVER'S
I



LEVEL
1



SEAT
I



I
STOP
I



HEATER
I



-)
LIGHT
I



-
I

HOTATALLTIMES
__
---1
FRONT
POWER
FUSE
F40



DISTRIBUTION
BOX

30A
-
-

20TX
10018
RED/YEL

R
E
D/YE
Ll
3

Lumbar
Control

1998

4



2
WHT/RED
WHT/BLU

ELECTRICAL
WIRING
DIAGRAMS
ELE-247

2^4^
NCA
NCA
DRIVER'S
SEAT
M



LUMBAR
SUPPORT
MOTOR/NCA



NCA
VALVE
1
..



3
..
.

BRN
I



BRN

DRIVER'S
SEAT
LUMBAR
SWITCH