defrost BMW 328i 1997 E36 Workshop Manual

Page 348 of 759


513-
4



INTERIOR
TRIM

13
.
Remove
reinforcement
bar
below
steering
column
and
remove
steering
column
shear
bolts
.
Lower
steering

only
slightly
and
support
steering
column
.
See
Fig
.
7
.

WARNING
-

Lower
steering
column
only
enough
to
facilitate
re-
moval
of
the
dashboard
.
The
steering
column
sup-
ports
and
swivel
spindles
canbe
damaged
if
the
column
is
lowered
too
much
.

14
.
Remove
glove
compartment
support
frame
.See
Fig
.
8
.

0012643

Fig
.
8
.



Glove
compartment
support
frame
bolts
(arrows)
.

DASHBOARD

0013157

Fig
.
9
.



Windshield
defroster
outlet
being
lifted
off
(arrow)
.
Fig
.
7
.



Reinforcementbar
bolts
(arrows)
.
Shear
(headless)
bolts
at

steering
column
will
have
to
be
drilled
out
and
replaceddur-

ing
reinstallation
.



16
.
Remove
mounting
bolts
on
left
and
right
ends
of
dash-

board
.
See
Fig
.
10
.

Fig
.
10
.
Dashboard
mounting
bolt
(arrows)
.
Left
side
shown,
right
is

similar
.
Some
models
may
have
may
have
two
bolts
oneach

side
.

17
.
Lift
instrument
panel
off
slowly,
making
sure
all
harness
15
.
Carefullypryout
defroster
outlets
(left
and
right
sides)



connectors
and
wiring
are
disconnected
.

a
t
base
of
windshield
.
Remove
screwbelow
each
out-

let
.
See
Fig
.
9
.



18
.
Installation
is
reverse
of
removal
.

Page 616 of 759


BLO
W
ER
RELAY

AUTOMATIC
CLIMATE
CONTROLMODULE

HOTATALL
HOTATALL
HOTATALLHOTATALL
HOTINRUNHOTATALL



HOTATALL
HOTATALLTIMES
_



TIMES



TIMES



TIMES



TIMES



ANDSTART



TIMES



TIMES
r
---



,
IGNITION



I-



-



--



--



-



--



-
,FRONTPOWER



r



--
I
AUXILIARY
I



(SWITCH



-
.BE



USE



FUSE



FUSE



FUSE



FUSE
DISTRIBUTION



FUSEFUSE
I



I



I



a+



za



as



+s



4I



(BOX



I



4B



I
BOX
I
LOCK



START(



L
J3'%
.
__



A
__
_



0
-_I



L



40
-J

_YEL
GRY

_
ELL,
WHT

G202

Air
Conditioning
&
Heating

1996-97
Except
318ti

23



BR
N



BRN
24
GRN/VELGRN/BLU
25
RED/VEL
26
WHT/VIO



WHT/VIO
20

RED
_SRN



III
YEL

ELECTRICAL
WIRING
DIAGRAMS
ELE-133

I
ACCRUN



I



N
~'



~'
o



mN



a
~'



'
~'



N



ml



VEL/VIO
2
NC
A
L______Y'J



19



I



Iq



Iq



I
G'
Iq



l~
-
GRN



2



0l
w



¢I74I

¢



I
CA

1
BLK/RED/YEL

A/CCOMPRESSOR

II
I_
9FN



BLU
G'
100
M



BLK/
}
BLU


I
B-CYL

-BRN
M
BLLU
G100

7
BLK/B

(NOT
USED)

(NOTUSED)

G203

DATALINKCONNECTOR

BLU
I
AUXILIARY
FANMOTOR
I
BLK/BLU
(6-CYL)

4



lU



I



I



II



II



I



RED/GRN
6
AU
%ILIARV
FAN
MOTOR

TRANS-
BLK/8LU

-111
""
1

X1
""
1

MISSION
CONTROLS
SYSTEM
BLK
GRYBLK
GRN

BLU/
BLK
~~
NCA

r
EL/BR
.
NCA

BLKIBLU
5

ORN/BLU
4
RE
D/GRV
g

BLK/RED/VEL
2

BLK/GRN
8
BLKI
R

WATER
VALVE
ASSEMBLY

HIGH
SPEED
RELAY

.2

Mill

0101mmmmimi

GRN
I
SLU
4

GRNIR
I
D6

BLK/BLU
2

NORMAL
SPEEDRELAY

4

PRESSURE
SWITCH
7
~-~

TEMPERATURE
SWITCH

4-CYL8-CYL
4
l
BLK
63g
BLK/BL



36
744
`I
VIO/GR
S9
1~
I
BLK/GRY



11



16
\I
REOIWHT
57
lI
GRV/VIO
62
Il

ENGINE
CONTROL
MODULE

"
BLKIWHT
2
~~VEHSPFED
I

>I



m
OI



>I



m
OI



ml



m
OI



ml



m
01



I



INSTRUMENT
I



~I
I



~I
I



~I
I
1)BELOW2IBAR
CLUSTER2)ABOVE
30BAR
3)ASOVE2
.6BAR
4)
BElO
W
1
.8
BAR
S
)ABOVE



6B
AR
LEFTHEAT



LEFT
HEAT



OUTSIDE



EVAPORATOR



6)BFLOABOVE
8
RED
RCULATION



REAR
RECIRCULATION



REGULATIONFLAP



DEFROSTER
FLAP



EXCHANGER



EXCHANGER



TEMPSENSOR



TEMPSENSOR



7)40YLB
OVE9DEGC
C
FLAP
MOTOR



FLAP
MOTOR



MOTOR



MOTOR



TEMFSENSOR



TEMPSENSOR



8)
BCVL
:
A



8D
4CYL
:
ABOVE
8EG
C
87878



6CYL'ABOVE
91DEGC

Page 617 of 759


ELE-134
ELECTRICAL
WIRING
DIAGRAMS

HOTATALLTIMES
r



,IGNITION
I



ISWITCH
I
OFF/
START
I
ACC
RUN
I
LJ
NCA

e
GRN



GRNI

4
BRN



BR
E~
N
RED(
?-
"
---aIG202
GRIN,
I

U
'
2
GRN/BRN



~
.YJIOPARK
~}
~VENTILATION
BLOW



~
VENTILATION
ERRELAY



l



ION
11
B12
GRN/BBN

Ian
BLUIRED
BRN

FINALSTAGEUNIT

AUTOMATIC
CLIMATE
CONTROLMODULE

7Y
O
2
GRNI



FED/
II



GRNI

6
GRN/BRN(ORFEDIGRN)

M
NCA
1
BRN/=EL

BLOWERMOTOR

I
~
FUSE20
FUSE31
SE=35E1
BOX
IE40
I
3OAA
730A



140A
L`Y
.---
----
-------
---
-
~,-

TTTml
GRN/SRN
m

N
T
I
(OR
RED
/
.RN)
I
"
I



>

1
FLU
2
DRY
3
VEL/RED
6
VEL/BLU
5



BLK/WHT



BLK/GRN
B6BILK



BLK/BRN

HIGH

7
GRY/RED



INTERIOR
(ORBLK/GRY)
58
BLK/WHT/YEL



LIGHTSSYSTFM
CVL
,
4-CYL
9



BLK/GRN



STARTING



GRNIVIO
4
-
6

I

-
10
VIO/GRY



CHARGINGSVSTEM



¢I
BLU/BLK
BRN/VEL



DEFOGGERl
POWERANTENNA
VEL/BRN



SYSTEMS
14
WHT
15
BLU
16
GRY
17
YEL
18
VEL/VIO

N
i

19
BLU/RED
20
GRN/BRN
21
BRN
22
BRN/ORG
23
BRN
24
GRN/VEL
II
25
RED/VEL
26
WHT/VIO

1
RED
2BRN3
YEL

IF
~Y
J
EQUIPPED
PARKVENTILATION
VEL



CIRCUIT

Air
Conditioning
&
Heating

1998
Except
318ti

HOTATALLHOTATALL
HOTINRUNHOTATALLHOTINRUN
HOTATALL



HOTATALL
=M~S
TIMES
-=Tf~R-
TES
6S=ART
TyMES



TIMES
gUXILIARVFUSE
BOX
(DISTRIBUTION

RECIRCULATION



REARRECIRCULATION



REGULATION
FLAP



DEFROSTER
FLAP
FLAPMOTOR
FLA
'MOTOR
MOTOR



MOTOR
101446

AIR
CONDITIONING
COMPRESSOR

Gl00'Il7
-P
R
-~
M
BL}

COMPRESSORCONTROLRELAY
AUXILIARY



B
FANMOTOR



I
LU



'
I
I6-CVL
14-CVL
(6-CVL)
BLK/BLU



I



I



I



I



GR
N/VIO



8
-
G10~
RN
~



M



BL



BLK/GRY
4
4-CVL

!t



I
BLK/



RED/GRN
6



I
GRN/RED
5
BLU
2
~~

m
~~m

AUXILIARYFAN
MOTOR
(4-CYL)

mIU

GRN/VIO
4

RED/GRY
6



I

BLK/RED/VEL
2
6-CYL

BEEN

u
uuu
LEFT
HEAT



SIGH
T
HEAT



OUTSIDE



EVAPORATOREXCHANGEREXCHANGERTEMPSENSORTEMPSENSOR
TEMPSENSOR
TEMPSENSOR

LIVIDit
NCA
~III
}
)
~LEFT
I



lII
VALVE

FIGHT
IjIIVALVE
CA
WATER
VALVE
EL
BR

ASSEMBLY

BLK/BLU

(NOT
USED)
9(

BLKIBLU
2
IJ
NORMALSPGED
RELAY
BLU/
BLK

(6
CYL)
SPEEDRELAY

4-CVL

BLK



"
~
~B=K~
~3fi
{
I



I
BLK/BLU
36
74
I



I
VIO/GRY
69
19,
I
BLKIBRN(OR
BLK/GRY)
11
16`
i



I
REDIWHT
57
i
l



I

-
-
-
--
-
-------
-
--
-
-
1FRONTPOWER
I
T
-
-
~

GRVIVIO
68
4
II
TRANSMIS
FRESH
AIR
FLAP
MOTOR



IION
SYSTEM
BLKJWHT
2
I



I
"
-
-[O
f
VEHSPEED
I

i



m



>



m



m



XI
Z
I



_--
-

¢O



m



INSTRUMENT
G
Q



QQ
.
Q
<Q
Q



<QQQQG



~w~~



F
~~
--
~~



CLUSTER
~
9
.1w,
II



II



II



II