air condition BMW 318i 1997 E36 Repair Manual

640-16



HEATING
AND
AIR
CONDITIONING

A/C
expansion
valve,

removing
and
installing

Fig
.
45
.
Control
module
carrier
retaining
screws
(arrows)
.

1
.
Following
manufacturers
instructions,
connectanap-

proved
refrigerant
recovery/recycling/recharging
unit
to

A/C
system
and
discharge
system
.

WARNING
-

Do
not
discharge%harge
the
WC
system
without
properequipmentand
training
.
Damage
to
the
vehi-

cle
and
personal
injury
may
result
.

2
.
Remove
glove
compartment
and
glove
compartment

support
frame
.
See513
Interior
Trim
.

3
.
Remove
right
side
footwell
vents
.

4
.
Remove
right
side
control
module
carrier
screws
and
tilt

carrier
down
.
See
Fig
.
46
.

5
.
Remove
expansion
valve
cover
.
See
Fig
.
46
.

Fig
.
46
.
Four
screws
retain
expansion
valve
cover
(arrows)
.

AIR
CONDITIONING

0012666
0012663

6
.
Remove
A/C
refrigerant
line
fiange
bolt(s)
from
expan-

sion
valve
.
Plug
lines
immediately
.
See
Fig
.
47
.

NOTE
-

If
necessary,
remove
air
plenum
grille
fromrear
of
en-

gine
compartment
as
described
earlier
in
Blower
mo-

tor,
removing
and
installing
.
Remove
wiring
hamess

cover
screws
and
then
remove
right
side
plenum
screws
.
Reaching
finto
the
plenum
chamber,
remove
AIC
fine
flange
bolt
to
allow
expansion
valve
room
for
removal
.

Fig
.
47
.
Refrigerant
line
fiange
mounting
boltat
expansion
valve(arrow)
.

7
.
Remove
screws
from
top
of
expansion
valve
and
re-

move
expansion
valve
from
evaporator
.
See
Fig
.
48
.

Fig
.
48
.
Expansion
valve
mountingscrews
(A)
.

0011667

CAUTION
-

Always
replace
O-rings
when
reconnecting
refrig-
erant
fines
.

9
.
Before
recharging,
evacuate
system
for
at
least
30
min
.
Recharge
system
following
equipment
manufacturer's
instructions
.
See
Table
d
.
A/C
System
Refrigerant

Capacities
.

A/C
evaporator,
removing
and
installing

1
.
Followingmanufacturer's
instructions,
connectanap-proved
refrigerant
recovery/recycling/recharging
unit
to
A/C
system
and
discharge
system
.

2
.
Remove
complete
heater
boxas
described
earlier
.

3
.
Remove
expansion
valve
as
described
earlier
.

4
.
Unfasten
evaporator
sensor
electrical
harness
connec-
tor
and
puli
out
sensor
from
ieft
side
of
heater
box
.
See
Fig
.
50
.

Fig
.
49
.
Pull
out
evaporator
sensor
from
housing
in
direction
of
arrow
.

5
.
Remove
rear
heater
box
cover
.

6
.
Remove
clips
retaining
lower
evaporator
housingcover
.
Tilt
outheater
core,
then
pull
evaporator
out
of
housing
.

7
.
Installation
is
reverse
of
removal
.

CAUTION
-

Always
reptace
O-rings
when
reconnecting
refrtg-
erant
fines
.

8
.
Before
recharging,
evacuate
system
for
at
least
30
min
.

Recharge
system
following
equipment
manufacturer's
instructions
.
See
Table
d
.
A/C
System
Refrigerant

Capacities
.

HEATING
AND
AIR
CONDITIONING



640-17

8
.
Installation
is
reverse
of
removal
.



A/C
evaporator
temperature
sensor,

replacing

ou12b46

The
evaporator
temperature
sensor
is
mounted
in
the
left
(driver)
side
of
theheater
box
behind
thecenter
console
.

1
.
Remove
lower
dash
panel
and
knee
boister
on
driver
side
.
See
513
Interior
Trim
.

2
.
Remove
left
footwell
ventilation
duct
byremoving
re-
taining
rivet
in
bottom
of
duct
.
Pull
it
down
and
away
from
heater
box
.
See
Fig
.
50
.

Fig
.
50
.
Left
footwellventilatíon
duct
(arrow)
.

0o1300ba

3
.
Disconnect
sensor
electrical
connector
from
heater
box
.
Pull
sensor
straight
out
of
heater
box
.
Refer
to
Fig
.
49
.

4
.
Installation
is
reverse
of
removal
.
Table
c
.
lists
evapo-

rator
temperature
sensor
test
values
.

Tablec
.
Evaporator
Temperature
Sensor

Test
Values

Test
temp
.



Resistance

23°F
(-5°C)



11
.4
-11
.9
k
ohms

32°F
(0°C)



8
.8
-
9
.2
k
ohms

41
°F
(5°C)



6
.8
-
7
.2
k
ohms

50°F
(10°C)



5
.3-5
.6
k
ohms

59
°
F
(15°C)



4
.2
-4
.5
k
ohms

68°F
(20°C)



3
.3
-
3
.6
k
ohms

77°F
(25°C)



2
.6-2
.9
k
ohms

86°F
(30°C)



2
.1
-
2
.3
k
ohms

95°F
(35°C)



1
.7
-1
.9
k
ohms

AIR
CONDITIONING

640-18



HEATING
AND
AIR
CONDITIONING

A/C
microfilter,
replacing

1
.
Remove
glove
compartment
.
See
513
Interior
Trim
.

2
.
Remove
right
footwell
ventilation
duct
.
See
Fig
.
51
.

0012664

Fig
.
51
.
Unfasten
retaining
rivets
from
right
ventilation
duct
(arrows)
.

3
.
Remove
right
side
control
module
carrier
screws
and
tilt

carrier
down
.
See
Fig
.
52
.

Fig
.
52
.
Control
module
carrier
retaining
screws
(arrows)
.

0012666

4
.
Rotate
A/C
microfilter
housing
release
knob
about45°

counterclockwise
and
remove
filter
housing
cover
.
See
Fig
.
53
.

5
.
Remove
microfilter
while
moving
module
harnesses

out
of
the
way
.

6
.
Installation
is
reverse
of
removal
.

AIR
CONDITIONING

Fig
.
53
.
A/
C
microfilter
cover
release
knob
(arrow)
on
passenger
side
ofheater
box
.

Table
d
.
A/CSystem
Fluid
Capacities
(total)

Fluid



I
Quantity
R-12
refrigerant



1200g
t
25
g
(2
.65
Ibsa
0
.05lbs
.)

R-134a
refrigerant



1000
g
±
25
g
(2
.20
Ibs
.t
0
.05lbs
.)

PAG
oil
SP-10



1200
ml
f
20
ml(R12
system)
(6
.8
oz
.
±
0
.7
oz
.)

Nippondeso120mi
Refrigerant
oil
(R1
34a
system)



I
Seiko
Seiki
150m1

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

HOTAT



HOTAT



HOTAT



HOT
IN
RUN



HOTAT



HOTINACCY



HOTAT
I



12



BLK/WHT



-
BLK/WHT



ALLTIMES



ALL
TIMES



ALLTIMEB



ORSTART



ALL
TIMES



RUNOR
START



ALL
TIMES

INSTRUMENT
CLUSTER

--~
BS~ELK/GRY

I



I)
BS



VIO/GRN
I



I
)9B
BLK/BLU
I



1
7e
BLK
6
I---1
BLK/BLU
ENGINECONTROL
MODULE
(DME)

r----------,
1
BRN/RED
I



FUNCTION
LIGHT-RECIRCI
)2
I



FUNCTION
-16"
FEAR
DEF06
1



FUNCTION
LIGHT-A/CI



3



BRN/YEL
1



IEAROEFOG61I
5
WHT/GRN
I



PIRCIRCULATIONSWI
6
WHT/RED
I



Al
CSWITCHI



Z



WHT/BLU
B
-
1
~
BEN
G203

TRANSMISSION
CONTROLS
SYSTEM

3
IGNITION[)
GRN/YEL



GRt
NIBLU
LEFTWATERVALVE(
5~YEL/VIOO

INTEGRATED
CLIMATE
REGULATION
CONTROL
MODULE

8848
1

A
STARTERSIGNAL
I
STARTINGSYS
GENERATORSIGNALI
2
CHARGINGSYS

BATTERY
;15
FEWYEL
GROUNOI
16BFNN
GROUND(
17
BRECM(
18V
L
O/GRY

I)1)20
NOMINALTEMPVALVE-RIGHT(
21
YEL/WHTNOMINAL
TEMP
VALVE-LEFTI
22
YEL/BLU
NoMINALAIRFLOW
VALVE



23
YEWBLK
INTERIORTEMPSENSORI
24
YEL
1)25
4~
I



GROUND(
2B
BRN
l----------Ja

Air
Conditioning
&
Heating

1992
(1
of
2)

CONTROLPANEL

I
VE=1=LESPEED
I
~
--
------
-_
r
fiFUBE
FUSEFUSEFUSE
19



31



23



39



15
BA



BA



7
.6A



BA



7
30A
-----------
.~------_
--
22
¢r
nn

ELECTRICAL
WIRING
DIAGRAMS
ELE-129

WATER
VALVE
BE
IFRONT
ROWER



,
I
VIII



JII
(ASSEMBLY
DISTRIBUTION
(
BOX

-
.

MIX
ACTUATOR
Wi
SPNIRED
EVAP
TEMPI
)22
GRY

HEATER
TEMP-LEFT~
24
YELIRED
HEATER
TEMP
R
lG
HT'



26
YEL/SLU

.

MINEmmmmml

"
1)



RED/GRN
19I)6
VENTSOXI
9



GRN}
/BRN
-
~



GRN



GRN
20
1
)10
I
)
11
RIGHTWATERVALVEI
12
YEL/SRN
I
BATTERY

G202
T

INTERIORLIGHTS
SYSTEM

ELE-130
ELECTRICAL
WIRING
DIAGRAMS
HOT
AT
ALL
TIMES
_



BLOWER
r
---
~IIGNITION



BLOWER



MOTOR
I



(SWITCH



BER



SWITCH



BLOWER
RELAY



RESISTORS
I
OFF



START(



OFF



MAXQQ
LOW



L
I



THERMA
ACCRUN



LO
M
HI



LIMITER
L---_--1'J

zl
4



B



1
5"
2
.
234

1



U
r
--
T
Iw
Q
I

[

2
REDIGRN

3
BLKIGRY
4
BLK/BLU

S



GRY
BLK
6



BRNORG
RE
O
GRN
B
-/GR
.

BLK/RED/YEL

AIC
COMPRESSOR

9
BLK/WHTIYEL
10
BRN/RED
11
GRY
12
BLU
13
YEL/RED
M
YE
E
LI
R
BLN
1S
YLIED
18
GRNIBLU

12
YELlV10
18
BRNIYEL

19
FE
./
.FN

2
N

ANXaIARY
FAN
MOTOR

8848
2

TEMPER-



W/O
PARKNEAT
INO



GRN
ATURE
VENTILATION
SWITCH



GRNGRN
D



~1)ABOVE99



W/P~



ARKHEATI
1



2
DEGC



VENTILATION
2)
ABOVE91
3
Y
.Y



2
Y



DEGC

SRN

3
BLU
2
BLKIBLU

J
ml
FRONTPOWER
G202
t



DISTRIBUTION
BOX

Air
Conditioning
&
Heating

1992
(2of2)

:
~

-

11
"
i1111111111
"
1
"
111
"
1
""
I111

i,

I'
.
1
"
111
RENE



1
1
"
11111
"
1111

M
1111111mil
11
1
1111

BE

Sri
7JIIIII11111~IIII~~~~

YEL
28

FRESHAIR



DASHVENTMIXING
RECIRCULATION
EVAPORATORNORMALSPEED



HIGHSPEED



COMPRESSOR



FLAPMOTOR



FLAPMOTOR



FLAP
MOTOR



TEMPERATURESENSOR
RELAY



RELAY



CONTROLRELAY

ON-BOARD
COMPUTER

r
--------
RE
-{
I
VDITAO
E
FORREC
FLAl



I
RE
-{IVOLTAGEFORMIXFLAP
I
RE~
4(
VOLATAGE
FOR
FRESH
FLAP

YEL
B
S
I
W~
I
RECIRC
FLAP
PCT

RECI
G
-
IRECIRRC
CFLAPA
'LAP
ACT
T
BLU
g
I
-~
I
RECIRCFLAPACT
~IFRESHFLAPACT
W
H
T
"
~IFRESHFLAPACT

YEL/RED
14,

GRY
12
I
~PRESHFLAPACT
BLU
13
FRESH
FLAP
ACT
IVOLTAGEFORROTSW
DA
A
LINE
I
DATA
LINE
EL/V10



17'



VENTFLAP
SWITCH
BRN/V
SWITCH
INTERSENS
BLOW
PCT
I
REAR
GGtR



BRNIYEL
20
I
DESOGTEM
~~FEARDEFOGGERACT
BLU/BLK
22
I
BLU
23(ICOMPRESSORCONTROL
G
-
~R



IDASHVENTMIXFLAP
I
GASH
VENT
MIX
FLAP
H
ZS
I
DASH
VENT
MIX
FLAP
IDASHVENTMIXFLAP
I
C
L
--
-
-
-
-
---J
INTEGRATED
CLIMATE
REGULAT
ONCONTROLMODULE

BRN
/
RED
1

MIXING
ACTUATOR

VEL/RED
1

OR

PI
14THEATEXCHANGER
TEMPERATURESENSOR

BRNIORG
2

BLU
1

OUTSIDE
TEMPERATURESENSOR

HOTAT
HOTAT
HOTINRUN
HOTATHOTINACCY
HOT-
HOTAT
ALLTIMES



ALL
TIMES



ORSTART



_
ALLTIMES



RUNOR
START



ALLTIMES



ALLTIMES
AUXI
FTFUSE



FUSE



USE



FUSE



USE



FUSE
,r
FUSE
,LIARY
31PUSE
20



23



39



16



41



,



,



46



,BOX
L
3
-"---



="---



--



-_
'
.SA
---



S--_



3-
-
_
j
L



4
-J
FRONT
20



1Bx
12y"



Y
I
---
I
++



1
x



2



2x(1995)



22
POWER
DISTRI-

¢I



rtBUTTONO
BOX

=ERICLESPEE=I
1
2
IL
j
K/WHT



BLK/WHT
1

INSTRUMENT
CLUSTER
316325

I



1
85



6~



5



LK/GRY
I



I
)68
64
VIO/GRN
I



I
)48
48
BLK/BLU
,



17447BBLK
-
"
I
-__I
ENGINECONTROL
MODULE
(DINE)
BLK/8LU

TRANSMISSION
CONTROLSSYSTEM

r----------
B
I



FUNCTION
LIGHT-RECIRC
,
I)1



RN/RED
\2
'
FUNCTION
LIGH-REAR
DEFOG
IG



B
FUNCTION
LIGHT
-A/C,
4
BFNIYELL
REARDEFOGSW,
5W
T
~~
E
.
~
I



AIR
CIRCULATION
SWI
B
W~
I



A/CSWITCHI
77
WHTIBLU
II



GROUND,
9
BFN
I



GROUND,
10
G~
RYIBLK
I



GROUND,
11
BRN/ORG
I
-F



1
12
BR
A
N/BLU
OUN
D



j
I



VOLTAGE
FORM
IXACTI
13
YEL/GRN
.
I



10LTAGEFORFUNCLIGHTSI
14
G~
II
ILLUMIIAAT10N111-25-12
LK



-
INTERIOR
16



LIGHTS
)

7449
3

CKP/RPMSIGNALI
j18
ELK
VEHICLESPEED,
j19
BLK/WHT
INDEPENDENT
VENTILATION,



20
BLKEL
MIXACTUATORI
21
BRN/RED
EVAPTEMPI
j22
GRY
OUTSIDETEMPI
23
BL
HEATERTEMP-LEFTI
j?4
YEL/RED
HEATER
TEMP-RIGHTI
j25
YEL/8LU
I
)
26A

G203

SYSTEM

l



BL
K/G
~RN
STARTER
SIGNAL
I
~---



STARTING
SYSTEM
GENERATORS]
GNALI
2



BL
.



b



HARG(NG
SYSTEM

I'
4
GRNIYELGRN/BLU
IGN
ITION,



~
LEFTWATERVALVE,
5
YEL/VIO

I)
6

7
I
,B
PARK/HEAT
VENT
SIG,
99
GRSRNAn
W0
I,11
RIGHTWATERVALVEI
12
YEL/BRN
I)13
BATTERY
I



14Y



RED/YEL
BATTERY
REDJYEL
GROUND,
1~
6=RN
17B
GROUND,
ECM!
VIOIGRY
~19

I)
2
NOMINALTEMPVALVE-RIGHT,
21
Yj



EL/WHT
NO
MINALTEMPVALVE-LEFT,
22
YEL/BLU
NOMINAL
AIR
FLOW
VALVEI
23~
YEL/=LLK
INTERIOR
TEMP
SENSORI
T24
YEL
~
I



,
)
25



I
I



GROUND,
26
BAN
L----------
Ja
INTEGRATED
CLIMATE
REGULATION
CONTROL
MODULE

IN

a

Air
Conditioning
&
Heating

1993-95
Except
318ti
(1
of
2)

CONTROLPANEL

ELECTRICAL
WIRING
DIAGRAMS
ELE-131

EXCEPT
119953181
19953181
BLKI
Nil



I
WHTIYEL

WATER
VALVE
ASSEMBLY

ELK/
I
RED
15,I



I
,
VARIABLE
CAMSHAFT
CONTROLMODULE

G203INTERIORLIGHTS
SYSTEM

ELE-132
ELECTRICAL
WIRING
DIAGRAMS

2
REDIGRN

3
BLKIGRY
4
BLKIBLU

5
GRY/BLK
B
SRN/ORG

YEL/GRN

y8
YEL/VIO
y7
.
BRNIYEL

18
REDIGRN

AUXILIARY
FAN
MOTOR

7449
4

NORMALSPEED



HIGHSPEED
RELAY



RELAY

Air
Conditioning
&
Heating

1993-95
Except
318ti
(2
of
2)

J
.
-
~~

BLOWER
SWITCH
THERMAL
LIMITER

!A~~I1011111~!~lu_
y9
BLK/RED



I



I

2
G

~~~Jl~li~i~

MEMINMEM
BLOWERBLOWER
RESISTORS
MOTOR

al
a
F

I
J
,



2j
,

RESHAI~R



DASHVEN~TMIXING
RECIR



EA
PORPTOR
COMPRESSOR



LAP
MOTOR



FLAP
MOTOR



FLAP
MOTOR



TEMPERATURE
SENSOR
CONTROLRELAY

REDIGRN
2
G
RN
5

GRN
6

REDIGRN
B

BLK/WHT/VEL
4

PARK
HEATING/
VENTILATION
RELAY
BOX

BLK/WHT/YEL
14



I

ON-BOAR
COMPUTER

BRN



r
-
-------_
RED
"
I



I
VOLTAGEFORRECFLAP
RED



VOLTAGE
FORM
IX
FLAP



I
RED
3
iVOLATAGEFORFRESH
FLAP



!
(
BLK/REDIYEL



4

s~l
YEL
6
I
AICCOMPRESSOR



WHT
7
IRECIRCFLAPACTIRECIRCFLAPACT
BLK
WHT
EL
8



DRY
B
I
RECIPC
FLAP
ACT
9



BRN
RED



BLU



9
IRECIRCFLAPACT
CRY



YEL
10
I
FRESH
FLAP
ACT
WHT
11
yy



BLU



IFRESH
FLAP
ACT
12



VELREDGRV



12,
`
I
FRESH
FLAP
ACT
13



YEL
BLU



BLU
13
I
FRESH
FLAP
PCT
14



VELRED



-LIRE
D14
IVGLTAGEFORROTSW
.
1



GRNIBLU



COMPUTER
!~WHT/VEL
15I
DATAJ
~IIDATALINE
l



WHT
/VIO



16
LINES
l~C
i
DATA
LINE
VEL/VIO
17
VENTFLAP
SWITCH
BRN/VEL
18,
1

DEFOG
REAR
GER~
BRN/YEL
20(
1
SYSTEM
2
'
IREAPDEFOGGERACT
BLU/BLK
22(
I
ICOMPRESSORCONTROL
BLU
2
3~
DASH
ENTMIXFLAP
L
SPIN
GRV
24
20IOASHVENTMIXFLAP
Jt
II



IIII



WH7
25
BELOW



ABOVE



YEL
26
`IDAS
.VENTMIXFLAP
B
11
.P
6
.30
BAR



gLK/GRV



.



ODASHVENTMIXFLAP

INTEGRATED
GLIMATE
ABOVE
BELOW



REGULATI
A



It



L-
-
--
-
-
---
--
ONCONTROLMODULE
2
.6



21
BAR



BLU/BLK
BAR
BELOW
158AR



BLK/
}
GR


N
ABOVE
BRN
18
BAR
PRESSURESWITCH
1994-95

BRN



i..~I

VEL/GRN
2
GRV/BLK
3

DR
./-
1

MIXINGACTUATOR

RIGHTHEATEXCHANGER
TEMPERATURESENSOR

6PN/ORG
2

BLU
I

OUTSIDE
TEMPERATURESENSOR

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

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






~w~~



F
~~
--
~~



CLUSTER
~
9
.1w,
II



II



II



II