top BMW 325i 1994 E36 Workshop Manual

610-14



ELECTRICAL
COMPONENT
LOCATIONS

Component



Model
Year



Location



Refer
to

G
102



1992-1998



Left
front
strut
tower

G
103



1992-1998



Right
front
strut
tower

G
110



1992-1998



Left
front
of
engine

G
111



1992-1998



Near
battery

G
117



1992-1998



Right
rearof
engine

G
119



1992-
1998



Right
front
of
engine

G
123



1992-1998



Right
side
of
safety
wall

G
200



1992-1998



Left
kick
panel

G
201



1992-1998



Right
side
ofI/P

G
202



1992-1998



Left
side
ofI/P

G
203



1992-1998



Right
kick
panel

G
230



1992-1998



Right
kick
panel

G
301



1992-1998



Below
rightfront
seat

G
302



1992-1998



Below
center
console

G
303



1992-1998



Below
right
rear
seat

G
310



1992-1998



Behind
right
rear
seat

G
312



1992-1998



Behind
left
rear
seat

G
313



1992-1998



Right
side
of
rear
shelf

G
314



1992-1998



Left
side
of
rear
shelf

G
400



1992-1998



Left
front
side
of
trunk

G
404



1992-1998



Left
rearside
of
trunk

Camshaft
Position
Sensor



1992-1998



Front
of
engine



Fig
.
7
.

Hard
Top,
Connector
1



1994-1998



In
convertible
top
compartment
left
side

Hard
Top,
Connector
II



1994-1998



In
convertible
top
compartment
left
side

Hazard
Flasher
Relay



1992-1998



Power
distribution
box



Fig
.
2
.

Headlight
High
Beam
Relay



1998



Left
hand
side
of
dash
behind
instrument
cluster

Headlight
High
Beam
Relay



1992-1997



Power
distribution
box

Headlight
Low
Beam
Relay



1992-1998



Power
distribution
box

Heat
ExchangerTemperature



1993-1998



Center
console
Sensors
(left
and
right)

HeaterBlower
Motor



1992-1998



Behind
fresh
air
cowl
HeaterBlower
Motor
Relay



1992-1998



Power
distribution
box



Fig
.
2
.

Heat
Rear
Recirculation
Flap



1997-1998



Right
sideof
heater
box
Actuator

COMPONENTLOCATIONS

Tablea
.
E36
Component
Locations

Continued

Component



Model
Year



Location



Refer
to

Heater
Recirculation
Flap
Actuator



1992-1998



Below
left
dash
right
side
of
steering
column

HeaterBlowerMotor
Resistor
Pack



1992-1998



Behind
center
of
dashboard

Heater
Regulator
FlapActuator



1997-1998



Right
side
of
heater
box

HeaterValve
Assembly



1992-1998



Left
rear
engine
compartment

HeatingNentilation
Relay
Box



1992-1993



Below
left
side
of
dash

HeatingNentilation
Relay



1994-1998



Left
front
footwell

High
Speed
Cooling
Fan
Relay



1992-1998



Power
distribution
box



Fig
.
2
.

Homs,
Right/Left



1993-1998



Front
of
engine
compartment

Horn
Relay



1992-1998



Power
distribution
box



Fig
.
2
.

Horn
Relay
(Alpine)



1994-1998



Behind
glove
compartment



Fig
.
8
.
Board
Computer/Anti-Theft



Fig
.
9
.

Idle
Speed
Control
Valve



1992-1995



Top
rearof
enginebehind
intake
manifold
(M42
engine)



Fig
.
11
.

Idle
Speed
Control
Valve



1992-1995



Top
left
side
of
engine
(M50
engine)

Idle
Speed
Control
Valve



1993-1996



Below
intake
manifold
(M50/S50US
engine)

Idle
Speed
Control
Valve



1996-1998



On
throttle
housing
(M44
engine)



Fig
.
15
.

Idle
Speed
Control
Valve



1997-1998



Left
front
of
engine
below
intake
manifold
(M52/S52US
engine)

Ignition
Coils



1992-1998



Right
of
engineunder
plastic
cover
(four-cylinder)



Fig
.
7
.

Ignition
Cofs



1992-1998



Top
of
engine
undercover
(six-cylinder)



Fig
.
17
.

Ignition
Switch



1992-1998



Right
sídeofsteering
column

Intake
Air
Resonance
Changeover



1992-1998



Leftrear
of
engine
compartment
Valve(DISA)

Intake
Air
Temperature
Sensor



1992-1995



In
mass
air
flow
sensor
(M42
engine)

Intake
Air
TemperatureSensor



1996-1998



In
top
ofair
filter
housing
(M44
engine)



Fig
.
12
.

Intake
Air
Temperature
Sensor



1992-1998



I
Left
sídeof
engine
in
intake
manifold
(six-cylinder)



-



-



I



Fig
.
13
.
Fig
.
14
.

Kick-Down
Switch
(A/T)



1
1992-1998



1
Left
footwell

Mixing
Actuators



1
1992-1998



1
Heater
box

ELECTRICAL
COMPONENT
LOCATIONS



610-15

Table
a
.
E36
Component
Locations

Knock
Sensors



1
1992-1998



1
Left
side
of
engine
block

Left
Front
Power
Window
Motor



11992-1998



/
Left
front
door

Left
Front
Window
Monitoring
Switch
1
1997-1998



1
Left
front
door
trim
panel

Left
Front
Window
Retraction
Switch
1
1992
-
1993



1
Left
front
door
handle
lock
assembly

Left
Splice
Panel



1
1992-1998



1
Under
left
side
of
dash
at
kick-panel



1



Fig
.
5
.

Main
Fuse
and
Relay
Box
(Power



1992-1998



I
Left
sideof
engine
compartment



Fig
.
2
.
Distribution
Box)
1



I

Mass
Air
Flow
Sensor



1992-1998



I
Left
side
of
engine,
intake
air
duct



Fig
.
7
.1



I
Fig
.
15
.

Continued

COMPONENT
LOCATIONS

610-16



ELECTRICAL
COMPONENT
LOCATIONS

Component



Model
Year



Location



Refer
to

MixingSwitch



1992-1994



Center
console

Multi-Function
Clock



1992-1998



Center
console

Multi-information
Display
(MDI)



1992-1998



Center
console

Normal
Speed
Cooling
Fan
Relay



1992-1998



Power
distribution
box



Fig
.
2
.

Neutral
SafetySwitch
(Automatic



1992-1998



Next
to
gear
shift
lever
in
center
console



Fig
.
29
.

Transmission
Range
Switch)

Oil
Pressure
Switch



1992-1998



Left
front
of
engine
below
intake
manifold
at
oil
filter
housing

On-Board
Computer



1992-1998



Center
console

On-BoardComputerHorn
Relay



1992-1998



Behind
glove
compartment



Fig
.
8
.
Fig
.
9
.

On-Board
Computer
Temperature



11992-1998



I
Right
front
of
engine
compartment

Sensor

Outside
Temperature
Sensor



1992-1997



Inright
front
brake
cooling
duct

Outside
Temperature
Sensor



1998



Right
rear
of
engine
compartment
behind
fresh
air
cowl

Oxygen
Sensor
HeaterRelay



1992-1998



Power
distribution
box



Fig
.
2
.

Oxygen
Sensor(s)



1992-1998



On
exhaust
pipe
ahead/behind
catalytic
converter
(M42/M44
engine)

Oxygen
Sensor
(x2)



1992-1995



On
exhaust
pipe
ahead
of
catalytic
converter
(M50/S50US
engine)

Oxygen
Sensors
(x4)



1996-1998



On
exhaust
manifold/exhaust
pípe
behind
catalytic
converter
(M52/S52US
engine)

Parking
Brake
Switch



1
1992-1998



I
On
rear
of
parking
brake
lever

Power
Distribution
Box



11992-1998



I
Rear
left
of
engine
compartment



I



Fig
.
2
.
Fig
.
7
.
Fig
.
10
.

Radio
Microswitch



1992
-
1996



Center
console
behind
radio

Radio
Receíver



1
1997-1998



1
Right
rear
luggage
compartment

Relay
And
Fuse
Box
(Power



1992-1998



I
Left
side
of
engine
compartment



I



Fig
.
2
.

Distribution
Box)



Fig
.
7
.
Fig
.
10
.

Rear
Window
Blower



1994-1998



Behind
rear
seat
(convertible)

Rear
Window
Blower
Microswitch



1994-1994



At
convertible
top
linkage

Rear
Window
Blower
Microswitch



1995-1998



Behind
rear
seat
(convertible)

Rear
Window
BlowerRelay



11994-1998



Behind
glove
compartment



Fig
.
8
.
Fig
.
9
.

Fig
.
2
.

Fig
.
30
.

Fig
.
8
.

Rear
Window
DefoggerRelay

Reversing
(Back-up)
Light
Switch

SplicePanel,
Right
Rollover
Protection
Actuator



11994-1998

COMPONENT
LOCATIONS

Table
a
.
E36
Component
Locations

1992-1998
1992-1998

1992-1998

Power
distribution
box

Right
or
left
side
top
of
transmission

Behind
glove
compartment

Behind
rear
seat
(convertible)

Fig
.
9
.

Continued

611-
4



WIPERS
AND
WASHERS

2
.
Remove
wiper
arms
as
described
earlier
.

3
.
Place
engine
hood
in
service
position
.
See
410
Fend-

ers,
Engine
Hood
.

4
.
Unclip
engine
bulkhead
plenum
grille
at
base
of
wind-

shield
and
pulí
it
away
from
rubbergasket
.
See
Fig
.
5
.

Fig
.
5
.



Detach
grill
clips
(arrows)
and
pull
upward
.

0012527

5
.
Remove
wiring
harness
retaining
clip
frombulkhead
in
rear
of
engine
bay
.
Remove
screws
retaining
wiring
harness
protective
cover
.
See
Fig
.
6
.

0012529

Fig
.
6
.



Engine
bulkhead
wiring
harness
cover
screws
(arrows)
.

WINDSHIELD
WIPER
ASSEMBLY

Fig
.
7
.



Right
side
plenum
retaining
screws
(arrows)
.

7
.
On
driver's
side
of
air
plenum,
push
aside
wiring
har-

ness
and
remove
screw
retaining
plenum
.
Pull
plenum

up
andremove
from
engine
compartment
.
See
Fig
.
8
.

001¿534

Fig
.
8
.



Remove
screw
at
A
and
pull
plenum
housing
upward
.

8
.
On
6-cylinder
models
:
Remove
plastic
top
engine
cov-
ers
.
See
110Engine
Removal
and
Installation
.

NOTE-

Cover
ínside
edges
of
cowlpanelsheet
metal
with
thick
tape
to
prevent
damage
during
wiper
assembly
remov-
al
.

9
.
Remove
large
nut
and
washer
at
base
of
wiper
arm

shafts
cowi
panel
.
See
Fig
.
9
.

10
.
Remove
wiper
assembly
support
.
See
Fig
.
10
.

6
.
On
passenger
side
of
air
plenum,
push
aside
wiring



11
.
Separateharness
at
bulkhead
connector
.
See
Fig
.
11
.

harness
and
remove
twoscrews
retaining
plenum
housing
.
See
Fig
.
7
.



12
.
Wrap
protective
tape
around
wiper
shaft
on
driver's
side
to
prevent
damaging
painted
metal
during
remov-
al
.

0012531Fig
.
16
.
Engine
control
unit
(ECM)
compartment
cover
screws
(ar-
rows)
.

WIPERS
AND
WASHERS



611-
7

Fig
.
18
.
Wiper
assembly
electrical
plug
(arrow)
.

uu1zbs6

13
.
Cover
inside
edges
of
cowi
panelsheet
metal
with
thick
tape
to
prevent
damaging
it
during
wiper
assembly
re-
moval
.

14
.
Wrap
protective
tape
around
wiper
shaft
on
driver
side
to
prevent
damaging
sheet
metal
during
removal
.

15
.
Push
wiper
arm
shaft
down
into
cowiarea
and
maneu-
ver
wiper
assembly
outof
cowi
.

16
.
Installation
is
reverse
of
removal,
keeping
in
mind
:

"
Install
all
fasteners
finger
tight
first
.

"
Torque
topfasteners
in
sequence
indicated
in
Fig
.
17
.

Then
tighten
wiper
assembly
support
bolts
inside
air

plenum
.
"
Wire
tie
wiper
harness
lo
wiper
assembly
support
in-

side
plenum
.

"
Once
installed
;
wiper
motor
should
first
be
run
to
parked
position
and
switched
off
.

"
Next,
insta¡¡
wiper
arms
butnot
blades
.

"
Close
hood
and
fit
wiper
blades
:

"
Check
all
electrical
harness
fittings
and
sealing
grom-

mets
for
correct
reinstallation
.
Replace
al]
wire
ties
cut

during
removal
.

CAUTION-

The
gaskets
and
sealing
grommets
at
the
ECM
compartment
cover
(passenger
sideof
bulkhead)
must
be
installed
correctly
to
keep
moisture
out
of
critica¡
electrical
componente
.

Fig
.
17
.
Wiper
assembly
mounting
fasteners
(arrows)
.



Tightening
Torques

"
Wiper
shaft
nut
at
cowi
..
.
.
..
.......
12
Nm
(9
ft-Ib)

11
.
Remove
wiper
assembly
support
.
Refer
to
Fig
.
10
.



"
Wiper
support
to
wiper
assembly

or
to
body
.........
...
..........
10
Nm
(89
in-lb)

12
.
Separate
harness
at
bulkhead
connector
.
See
Fig
.
18
.



-
Wiper
arm
to
wiper
shaft
..........
25
Nm
(18
ft-Ib)

WINDSHIELD
WIPER
ASSEMBLY

611-
8



WIPERS
AND
WASHERS

Windshieldwiper
motor,
removing
and
in-

stalling

1
.
Disconnect
negative
(-)
cable
from
battery
.



8
.
Install
wiper
arm
crank
in
straight
line
with
linkage
.
See

Fig
.
20
.

CA
UTION-

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

"
Use
tendercover
to
protect
windshield
.

2
.
Remove
wiper
assembly
as
described
earlier
.

3
.
Remove
nut
on
wiper
motor
linkage
crank
and
remove

linkage
crank
from
motor
.
See
Fig
.
19
.

0012539

Fig
.
19
.
Wiper
linkage
crank
nut
(arrow)
and
wiper
motor
mounting
bolts
(A)
.

4
.
Unscrew
three
motor
to
assembly
mounting
bolts
and
remove
motor
.
Refer
to
Fig
.
19
.

5
.
Insta¡¡
new
motor
to
wiper
assembly
.
Do
not
insta¡¡

crank
.

6
.
Connect
motor
to
electrical
harness
.
If
necessary,
re-

connect
battery
temporarily
.

WINDSHIELD
WIPER
ASSEMBLY

7
.
Operate
motor,
then
turn
off
switch
.
Motor
will
stop
in

"park"
position
.

NOTE
-

When
installing
wiper
crank
onto
wiper
motor,
bracecrank
with
a
drift
pin
through
the
hole
on
crank
into
hole
onwiper
assembly
.

Fig
.
20
.
Align
wipercrank
with
linkage,
as
illustrated
.

9
.
Remainder
of
installation
is
reverse
of
removal
.

0012538

Tightening
Torques

"
Wiper
motor
to
wiper
assembly
(use
new
bolts)
.
..
..
10
Nm
(89
in-lb)

"
Wiper
motor
crank
to

wipermotor
(M8
nut)
......
..
.
...
.
27
Nm
(20
ft-Ib)

INSTRUMENT
CLUSTER
....
.
.
.
.
.
...
.
..
620-1

Instrument
cluster,
seif-testing
.
.
.......
.
..
620-1

Instrument
cluster,
removing
and
installing
...
620-1

Instrument
cluster
bulbs,
replacing
.
.
.
.
.
.
...
620-2

GENERAL

This
repair
group
covers
removal
and
installation
of
the
in-
strument
cluster
and
the
Multi-information
Display
(MID)
mod-
ule
.
Bulb
replacement
information
for
these
units
is
also
included
here
.

NOTE
-

A
quick
check
of
the
temperature
gauge
and
its
electri-
cal
circuitis
given
in
170
Radiator
and
Cooling
Sys-
tem
.
Use
this
procedure
to
diagnosea
faulty
temperature
gauge

INSTRUMENT
CLUSTER

When
servicing
the
instrument
cluster,
always
disconnect
the
negative
(-)
cable
from
the
battery
and
insulate
the
cable
end
to
prevent
accidental
re-connection
.

Instrument
cluster,
seif-testing

Severa¡
different
versions
of
the
basic
instrument
cluster
havebeen
fitted
in
E36
cars
.
It
is
possibleto
perform
an
instru-
ment
cluster
test
and
display
system
test
information
.

Some
of
the
information
displayed
by
the
instrument
cluster
during
seif-testing
is
used
for
interna¡
BMW
organizationpur-
poses,
suchasmatching
the
correct
instrument
cluster
com-
ponents
during
parts
replacement
.
Other
functions
test
the
various
instrument
modules
.
Self-test
is
also
used
to
recode
the
instrument
cluster
after
removal
.

In
later
production
vehicles
(1996
and
later)
the
test
results
canbe
downioaded,
via
the
diagnostic
plug,
byan
authorized
BMW
dealertechnician
.

1
.
Turn
ignition
to
"radio"position
.

2
.
Press
and
hold
reset
button
on
trip-odometer
untiltrip-
odometer
display
shows
numerical
codes
.

620
Instruments

4
.
Turn
off
ignition
.

Instrument
cluster,

removing
and
installing

INSTRUMENTS
620-1

GENERAL
.....
.
.
.
.
.
.
.
.
.
.........
.
....
620-1



Odometer
coding
plug,
replacing
.....
.
.
.
.
.
.
620-2

Vehicle
speed
sender,
replacing
...
.
.
.
.
.
.
.
.
620-3

MULTI-INFORMATION
DISPLAY
(MID)
.
.
.
620-4

Multi-Information
Display,
removing
and
installing
..
.
....
.
.........
620-4

3
.
With
each
subsequent
press
of
the
button,
a
different
function
is
tested
.
Some
functions
will
activate
need1e
gauges
.

1
.
Disconnect
negative
(-)
cable
from
battery
and
cover
terminal
with
insulating
material
.

CAUTION-

Prior
to
disconnectiog
the
battery,
read
the
battery
disconnection
cautionsgiven
at
the
front
of
this
manual
on
page
vi¡¡
.

2
.
Remove
airbag
unit
from
steering
wheel
.
See
721
Air-
bag
System
(SRS)
.
Store
unit
in
a
safe
place
.

WARNING
-

The
airbag
is
an
explosive
devfce
and
should
be
treated
with
extreme
caution
.
Improper
handling
of
the
airbag
could
cause
serious
injury
or
death
.
Store
the
airbag
with
the
horn
pad
facing
up
.
If
stored
facing
down,
accidental
deployment
couldpropel
it
vfolently
into
the
air,
causing
injury
.

3
.
With
front
wheels
pointed
straight
ahead,
remove
steer-
ing
wheel
.
See
320
Steering
and
Wheel
Alignment
.

4
.
Remove
instrument
cluster
retaining
screws
.
See
Fig
.
1
.

5
.
Place
a
towel
over
steering
column
.
Carefully
tilt
top
of
cluster
out
of
dash
panel
.
Unlock
and
disconnect
har-
ness
connectors
from
back
of
cluster
.
See
Fig
.
2
.

INSTRUMENT
CLUSTER

620-
4
INSTRUMENTS

MULTI-INFORMATION
DISPLAY
(MID)

Severa¡
different
versionsof
the
Multi-Information
Display,

have
been
installed
in
E36
cars
.
The
top-of-the-line
model
is

called
the
Oh-BoardComputer
.
See
Fig
.
8
.

Ambient
temperature/ciock

Check
control/clock

0013028

Fig
.
8
.



Different
versions
of
Multi-Information
Display
(MID)
installed
in
E36
cars
.

Multi-Information
Display,

removing
and
installing

The
Multi-Information
Display
(MID)
is
illuminated
by
bulbs
.

It
mustbe
removed
to
replace
the
bulbs
.
Bulb
replacement
is

included
in
this
procedure
.

1
.
Remove
dashboard
parcel
shelf
.
Reach
under
MID

module
and
pushoutward
.
See
Fig
.
9
.

2
.
Slide
harness
retaining
lever
forward
to
release
MID

from
wiring
harness
.
See
Fig
.
10
.

3
.
To
Rmove
a
faulty
bulb,
use
anarrow
screwdriver
to

turn
bulb
base
45°
counter
clockwíse
.
See
Fig
.
11
.

MULTI-INFORMATIONDISPLAY
(MID)

111

Fig
.
9
.



Removing
the
Multi-Information
Display(MID)
module
.

0012564

Fig
.
10
.
MID
wiring
harness
release
lever
(arrows)
.

Fig
.
11
.
Turn
bulb
base
45°
counterclockwise
.

4
.
Installation
is
reverse
of
removal
.

0012566

630-2



EXTERIOR
LIGHTING

Headlight
assembly,

removing
and
installing

CAUTION-

Followingheadlight
assembly
work
headlight

beam
aim
must
be
adjusted
using
special
equip-
ment
.

1
.
Left
side
:
Remove
air
filter
housing,
air
intake
duct,
and

air
mass
meter
.
See
100
Engine-General
.

2
.
Disconnect
harness
connectors
from
headlight
bulbs
.

3
.
Remove
front
turn
signal
.
See
Front
turn
signal
as-

sembly,
removingand
installing
later
in
this
repair

group
.

4
.
Remove
radiator
cover
.
See
Fig
.
2
.

5
.
Using
a
wrench,
brace
adjusting
nut
at
top
center
of
headlight
.
Remove
three
screws
at
top
of
assembly
.

See
Fig
.
3
.

Fig
.
3
.



Brace
headlightadjustingnut
as
shown
and
remove
top
screws
(arrows)
.

FRONT
LIGHTING

0012568
0012569

6
.
Remove
two
screwson
bottom
of
assembly
.
See
Fig
.

4
.

0012567a

Fig
.
4
.



Headlight
bottom
retaining
screws
(arrows)
.
Screws
mount
in
threaded
expanding
rivets
which
act
as
headlightheight

adjusters
.

7
.
Remove
headlight
assembly
from
front
.

8
.
On
installation,
tighten
lower
screws
first
while
holding

expanding
rivets
with
a
wrench
.
There
should
be
a
2
.5

mm
gap
between
bottom
oflens
and
front
panel
.
Use

adjusting
nut
to
raise
or
lower
headlight
unit
.
See
Fig
.
5
.

0012681

Fig
.
5
.



Measure
gap
A
(2.5
mm)
between
bottom
of
headlight
as-
sembly
and
front
panel
.

9
.
Clearance
between
hood
and
headlight
cover
should
be
1
.5
mm
.
Adjust
by
turning
upper
headlight
adjustinq
nuts,
then
tighten
down
center
screw
.
See
Fig
.
6
.

GENERAL

E36
cars
are
equipped
with
integrated
automatic
heating

and
air
conditioning
systems
.
Many
of
the
procedures
given
in

this
repair
group
require
that
the
A/C
refrigerant
charge
be

evacuated
using
specialized
equipment
.
See
A/C
System
Warningsand
Cautions
later
in
this
repair
group
.

HEATER
AND
CONTROLS

Blower
motor,
removing
and
installing

NOTE-

On
6-cylinder
cars,
the
plastic
top
enginecover
and
fuel
rail
covermustbe
removed
.
The
fuel
injectorhamess
re-
taining
screws
must
be
removed
and
the
harness
set
aside
.
The
engine
control
module
(ECM)
cover
must
be
removed,
the
control
unit
connectors
unplugged
and
the
harness
pulled
out
of
the
way
.
See
130
Fuel
Injection
.

1
.
Disconnect
negative
(-)
cable
from
battery
.

2
.
Open
hood
.
Unclip
engine
bulkhead
plenum
grille
at

base
of
windshíeld
and
remove
grille
.
See
Fig
.
1
.

HEATING
AND
AIR
CONDITIONING



640-1

640
Heating
and
Air
Conditioning

GENERAL
.
...
.
....
.
.
.
.
.
.
.
.
.
.......
.
.
.
640-1



Heater
andA/C
air
distribution
motor,

replacing(rotary-knob)
.
.
...
.
.
.
.......
.
640-10

HEATER
AND
CONTROLS
.
.....
.
.
.
.
.
.
.640-1



Rear
Window
Defogger
.
.
.



.
.
.
.
.
.
.
...
.
.
.
640-10
Blower
motor,
removing
and
installing
.
.
.
.
.
.
640-1



Rear
Window
Blower
(convertible
models)
.
.640-10

Blowermotor
resistor
pack,
replacing



.
.
.
.
.
.
640-3



AIR
CONDITIONING
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
640-11
Heater
valve,
replacing
...........
.
.
.
.
.
.
.
640-3

Heater
box,
removing
and
installing
.
.
.
.
.
.
.
.
640-4



A/CSystem
Warnings
and
Cautions
.
.
.
.
.
.
:640-11

Heater
core,
replacing
.....
.
.
:
....
.
.
.
.
.
.
.
640-6



A/C
compressor,
replacing
.
.
::.
:
:
.
.
.
.
.
.
.
.640-12

Heater
core
temperature
sensor,
replacing
.
.
640-7



A/C
Compressor
Clutch
.
.
.
.
.
.
.
:
.
.
.
.
.
.
.
.
.
640-13

Heater
andA/C
Control
Head
.
.
....
.
.....
.
640-7



A/C
condenser,
replacing
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
640-14

Heater
andA/C
control
head,
removing



A/C
receiver/drier,
replacing
.
.
.
.
.
.
.
.
.
.
.
.
.
640-15
and
installing
(rotary-knob)
.
.
....
.
......
640-7



A/C
expansion
valve,

Heater
andA/C
control
head,
removing



removing
and
installing
...
.
.....
.
.
.
.
.
.
.
640-16
and
installing
(digital-display)
.
.....
.
.....
640-8



A/C
evaporator,
removing
and
installing
.
.
..
640-17

Heater
andA/C
control
module,removing



A/C
evaporator
temperature
sensor,

and
installing
(rotary-knob)
.
.
...
.
.
.
.
.
.
.
.
640-8



replacing
.
.
.
.
.
.
..............
.
.
.
.
.
..
640-17

Heater
andA/C
control
module,removing



A/C
microfilter,
replacing
......
.
....
.
.
.
..
640-18

and
installing
(digital-display)
.
...
.
.
.
.
.
...
640-8

Sensor
fan
for
interior
temperature,



TABLES

replacing
.
.
.
....
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
640-9



a
.
Blower
Motor
Test
Values
.........
...
.
.
......
640-3

Heater
andA/C
AirDistribution
Motors
.
.
.
.
.
.
640-9



b
.
Heater
Core
Temperature
Sensor
Test
Values
...
.640-7

c
.
Evaporative
Temperature
Sensor
Test
Values
...
640-17

d
.
A/C
System
Fluid
Capacities
(total)
..
..........
640-18

0012527

Fig
.
1
.
Detach
grille
retaining
clips
(arrows)
and
pull
grille
upward
and
out
of
rubbergasket
.

CAUTION-

Prior
to
disconnectiog
the
battery,
read
the
battery
disconnection
cautionsgiven
at
the
front
of
this
manual
onpage
viii
.

HEATER
AND
CONTROLS