charging BMW 318i 1997 E36 Owner's Manual

Table
g
.
1997-1998
E36
Fuse
Positions



Table
g
.
1997-1998
E36
Fuse
Positions

fuse



1
Rating



1
Protected
Circuit

27



5A



Airbag
(SRS)
(seealsofuse
42)
ABS
(see
also
fuse
10,21,38,
46)
AST
(see
alsofuse
10,
21,
38,
46)
Convertible
roof
(see
also
fuses
7,
24,
42,
43,49)
Instrument
cluster
(see
alsofuse
23,31,
45,46)
Multi-function
clock
(see
also
fuse
23,
26,
31,
45,46)
On-Board
Computer
(see
alsofuse
11,12,23,26,31,33,37,45,
46)
On-Board
Display
(see
also
f
use
23,27,
31,
45,46)

28



5A



Central
locking
(see
also
fuse
7,
31,35,
45)Cruise
control
(see
also
fuse
46)
Electronic
transmission
control
(A4S
310R/Z)
(seealso
f
use
26,
46)
Electronic
transmission
control
(A5S
310Z)
(seealso
(uses
26,
46)
Driveaway
protection
(EWS
II)
(see
also
fuse
31,45)
Starting
system
(seealsofuse
31,
45)

29



7
.5A



Headlights/foglights
(seealsofuse
11,
12,15,23,
25,
30)

30



7
.5A



Headlights/foglights
(seealsofuse
11,
12,15,
17,
23,25,
29)

31



5A



Central
locking
(seealsofuse
7,
28,
35,
45)
Driveaway
protection
(EWS
II)
(see
also
fuse
28,45)
Heating
andA/C
(IHKR
E36)(see
also
fuse
16,20,23,39,41,
48)
Instrument
cluster
(see
alsofuse
23,
27,45,
46)
Multi-function
clock
(see
alsofuse
23,26,27,
45,46)
On-BoardComputer
(seealsofuse
11,12,23,26,27,33,37,
45,46)
On-Board
Display
(seealso
f
use
23,
26,
27,31,45,46)
Starting
system
(see
also
fuses
28,
45)

32



30A



Cassette
compartment
(seealso
f
uses
33,
37,44)Charging
socket
(see
also
fuses
33,37,
44)
Cigar
lighter/ashtray
lights
(seealso
f
uses
33,37,44)
Glove
compartment
light
(see
also
fuses
33,
37,44)

ELECTRICAL
COMPONENT
LOCATIONS



610-31

fuse



1
Rating



1
Protected
Circuit

33



10A



Ashtray
light
(seealso
fuses32,
37,
44)
Cassette
compartment
(seealso
fuses
32,
37,44)
Cellular
phone
(seealso
fuse
43)
Central
body
electronics
(ZKE
IV)
(seealsofuse
14,
35,
43)
Charging
socket
(seealso
fuses
32,
37,44)
Cigar
lighter
(seealso
fuses
32,37,44)
Instrument
illumination
(see
also
fuse
22,
25,37)
Interior
¡ights
(seealso
fuse
43)
Glove
compartment
light
(see
also
fuse
32,
37,44)
License
plate/luggage
compartment
lights
(see
also
fuse
37)
Luggage
compartment
light
(seealso
f
use
37)
On-BoardComputer
(see
also
f
use
11,12,
23,26,
27,
31,37,45,
46)
Park/taillights
(seealsofuse
37)
Sound
system
(seealso
fuses
9,
43,44)

34



15A



Crash
control
module
Turn
signals/hazard
lights
(see
alsofuse
23)

35



25A
~
Central
body
electronics
(ZKE
IV)
(see
also
fuse
14,
33,
43)
Central
locking
(see
also
f
use
7,
28,
31,45)

36



30A



Headlight
washers
(see
also
fuses
3,
37)
Wiper/washer
(seealsofuse
3,
37,
44)

37



10A



Ashtray
light
(see
also
(uses
32,33,
44)
Cassette
compartment
light
(seealso
fuses
32,
33,
44)
Charging
socket
(see
also
fuses
32,
33,44)
Cigar
lighter
(see
also
f
uses
32,33,
44)
Glove
compartment
light
(see
also
fuses
32,
33,44)
License
plate/luggage
compartment
lights
(seealso
f
use
33)
Instrument
illumination
(seealso
fuses
22,
25,33)
On-Board
Computer
(seealsofuse
11,12,23,
26,
27,31,33,
45,
46)
Park/taillights
(see
alsofuse
33)
Wiper
washer
module
(see
also
f
uses
3,
36,
44)

38



30A



ABS
(seealsofuse
10,
21,
27,
46)
AST
(see
also
fuse
10,21,27,
46)

39



7
.5A



Engine
control
DME
M5
.2
(see
also
fuse
16,18,
46)
Engine
control
DME
MS
41
.1
(seealso
fuses
16,18,46,
50)
Heating
andA/C
(IHKR
E36)
(see
alsofuse
12,20,23,31,
41,48)

40



30A



Power
seats
(seealsofuse
5)

41



30A
~
Heating
andA/C
(IHKR
E36)
(see
alsofuse
16,20,23,
31,
39,
48)
Radiator
auxiliary
fan

42



7
.5A



Airbag
(SRS)
(seealsofuse
27)
Convertible
roof
(seealso
f
use
7,
24,27,43,
49)
Rol¡-over
protection
(seealso
f
use
43)

FOSE
POSITION
TABLES

610-32



ELECTRICAL
COMPONENT
LOCATIONS

Tableg
.
1997-1998
E36
Fuse
Positions

fuse



Rating



Protected
Circult

43



5A



Anti-theft
system
(Alpine)
(see
also
f
use47)
Cellular
phone
(seealso
fuse
33)
Central
body
electronics
(ZKE
IV)
(see
alsofuse
14,
33,35)
Convertible
roof
(seealso
fuse
7,
24,
27,
42,49)
Interiorlights
(also
see
fuse
33)
Rear
window
defogger/blower
(see
alsofuse
6,23)
Roll-over
protection
(see
also
fuse
42)
Sound
system
(seealso
fuses
9,
33,
44)

44



15A



Ashtray
light
(seealso
f
uses
32,
33,
37)
Cassette
compartment
light
(seealso
fuses
32,33,
37)
Charging
socket
(seealso
fuses
32,33,
37)
Cigar
lighter
(seealso
fuses
32,33,
37)
Glove
compartment
light
(seealso
f
uses
32,
33,37)
Sound
system
(seealsofuse
9,
33,
43)
Wiper/washer
(seealsofuse
3,
36,
37)

45



7
.5A



Central
locking
(see
also
fuses
7,
28,31,
35)
Drive-away
protection
(EWS
II)
(see
alsofuse
28,
29,31)
Instrument
cluster
(see
also
f
uses
23,27,31,
46)
Multi-function
clock
(see
also
f
use
23,26,27,
31,46)
On-Board
Computer
(see
alsofuse
11,
12,23,
26,27,
31,33,37,
46)
On-Board
Display
(seealsofuse
23,27,31,
46)
Starting
system
(seealso
fuses
28,31)

46



15A



ABS
(see
also
fuse
10,21,27,
38)
AST
(seealsofuse
10,
21,27,
38)
Brake
lights
Cruise
control
(see
also
fuse
28)
Electronic
transmission
control
(A4S
310R)
(see
also
fuse
26,
28)
Electronic
transmission
control
(A5S
310Z)
(see
also
f
use
26,28)
Engine
control
DME
M5
.2
(see
also
fuses
2,
16,18,
39)
Engine
control
DME
MS
41
.1
(seealso
fuses
16,18,39,
50)
Instrument
cluster
(see
also
fuse
23,27,31,
45)
Multi4unction
clock
(see
also
fuse
23,26,27,
31,45)
On-Board
Computer
(seealsofuse
11,
12,23,26,27,
31,
33,37,
45)

47
1



15A
1
Anti-theft
system
(see
also
fuse
43)

48



40A



Heating
and
A/C
(IHKR
E36)(see
also
fuse
16,20,23,
31,
39,
41)

49



20A



Convertible
roof
(see
also
fuses
7,
24,
27,
42,43)

50



5A



Engine
control
DME
MS
41
.1
(seealso
fuses
16,18,39,
46)

FUSE
POSITION
TABLES

WARNING
-

"
Fuse
designations
and
locations
are
subject
to
change
and
may
vary
fromcar
to
car,
depending
on
options
.
If
questions
arise,
please
remember
that
an
authorized
BMW
dealer
is
the
bestsource
for
the
most
accurate
and
up-to-date
information
.

"
Tolocate
fuses
47-50,
refer
to
Fuse
Positions
inthis
repair
group
.

620-2
INSTRUMENTS

Fig
.1.



Instrument
cluster
retaining
screws
(arrows)
.

INSTRUMENT
CLUSTER

0012562

Fig
.
3
.



Turnbulb
base
45°
in
direction
shown
(arrow)
.

l
v



w
r
v
9



10



11



12



13



14



15



16



)7



18



19



20
y
21

1
.
Temperature
warning



12
.
Brake
fluid
warning

oo13n6



2
.
Right
turn
signal



13
.
Brake
pad
wear
warning
3
.
Instrument
lighting



14
.ABS
warning
Fig
.
2
.



Instrument
cluster
connector
locking
lever
(arrow)
.



4
.
Oil
pressure
warning



15
.
Seat
belt
warning5
.
Highbeam



16
.ASTwarning
6
.
Battery
charging
lamp



17
.Check
control
6
.
Installation
is
reverse
of
removal,
noting
the
following
:



7
.
Left
turn
signal



18
.Check
engine

"
Instrument
cluster
harness
connector
locking
levers



8
.
Low
fuel
warning



19
.
LCD
lighting

must
be
in
up
position
before
installing
connector
.



9
.
Airbag
warning



20
.
Rear
foglight
(not
used)
10
.
Catalytic
converter
warning



21
.
Front
foglights
"
Install
airbag
to
steering
wheel
as
described
in
721



11
.
Emergency
brake
Airbag
System
(SRS)
.



0012563

"
Reconnect
negative
(-)
cable
to
battery
last,
once
al¡



Fig
.
4
.



Bulb
designation
chart
.

harness
connectors
have
been
reconnected
.

"
Recode
cluster
as
described
in
Instrument
cluster,



CAUTION-
seif-testing
.



Note
wattage
of
bulb
.
Excessive
wattage
could
melt
cluster
housing
.
Replace
defective
bulbs
with

Instrument
cluster
bulbs,
replacing



reptacementbulbs
of
the
same
wattage
.

1
.
Remove
instrument
cluster
as
described
above
.



Odometer
coding
plug,
replacing

2
.
Remove
faulty
bulb
by
turning
bulb
base
45°
inits

mount
and
remove
from
housing
.
See
Fig
.
3
.



The
coding
plug
maintains
a
record
of
thevehicle
mileage
.

The
back
of
the
instrument
cluster
and
its
bulb
locations
are



1
.
Record
vehicle
mileage
.

shown
in
Fig
.
4
.
2
.
Remove
instrument
cluster
as
described
earlier
.

640-4



HEATING
AND
AIR
CONDITIONING

Heater
box,
removing
and
installing

The
heater
box,
located
underneath
thecenter
of
the
dash-

board,
houses
theheater
core,
the
A/C
evaporator,
and
asso-

ciated
sensors
and
actuators
.
Removal
of
theheater
box

requires
that
the
A/C
refrigerant
be
discharged
.

CAUTION-

"
Removing
the
heater
box
requires
evacuating
the
AIC
system
.
DO
NOT
attempt
this
procedure
without
proper
tools
and
training
.

"
Any
person
who
services
a
motor
vehicle
air
con-

ditioner
must,
by
law,
be
properly
trained
and
cer-
tified,
and
use
approved
refrigerant
recycling
equipment
.
Technicians
must
complete
an
EPA-
approved
recycling
course
to
be
certified
UU12639

Fig
.
10
.
Heater
core
mounting
nuts
at
left
sideof
bulkhead
(arrow)
.

1
.
Drain
engine
coolant
.
See
170
Radiator
and
Cooling



wiper
assembly
shown
removed
for
clarity
.

System
.

2
.
Remove
complete
dashboard
.
See513
Interior
Trim
.

3
.
Remove
blower
motoras
described
earlier
.

4
.
Remove
nut
retaining
water
hose
flange
to
rear
bulk-
head
.
I'ush
flange
to
one
side
.
See
Fig
.
9
.

Fig
.
9
.



Nut
retaining
coolant
hose
flangeat
bulkhead
(arrow)
.

NOTE-

Clear
any
remaining
coolant
from
the
heater
core
by
blowing
compressed
air
finto
the
coolant
feed
hose
.

HEATER
AND
CONTROLS

0012638b

6
.
Cut
wire
tie
holding
wire
harness
to
heater
box
and
dis-

connect
cable
harness
connector
from
heater
box
.
See

Fig
.
11
.

0012647

Fig
.
11
.
Harness
connectors
(A)
and
cable
tie
(B)
at
heaterbox,
under
driver
side
dash
.

7
.
Followingmanufacturer's
instructions,
connect
ap-

proved
refrigerant
recovery/recycling/recharging
unitto

A/C
system
and
discharge
system
.

8
.
Unbolt
A/C
refrigerantlines
flange
from
engine
bay
bulkhead
.
See
Fig
.
12
.

9
.
On
models
with
rotary-knob
A/C
control
head
:
Discon-
5
.
Remove
nuts
from
heater
box
retaining
bracket
on
en-



nect
wiring
harness
connectors
to
A/C
control
module
gine
bulkhead
left
side
.
See
Fig
.
10
.
Repeat
procedure



in
center
console
and
remove
module
.
See
Fig
.
13
.
for
right
side
nuts
.

640-12



HEATING
AND
AIR
CONDITIONING

A/C
Compressor,
replacing

1
.
Followingmanufacturer's
instructions,
connectanap-

proved
refrigerant
recovery/recycling/recharging
unit
to

A/C
system
and
discharge
system
.

WARNING
-

Do
notdischarge%harge
the
AIC
system
without
proper
equipment
and
training
.
Damage
to
the
vehi-
cle
and
personal
injury
may
result
.

2
.
Remove
splash
shield
fromunder
engine
.

3
.
Mark
A/C
drive
belt
with
direction
ofrotation
.
Remove

A/C
belt
tensioner
trim
cap
.
See
Fig
.
34
.

0011988
Fig
.
34
.
To
access
tensioner
retaining
bolt,
remove
trim
cap
from
drive-belt
tensioner
.

Fig
.
33
.
A/
C
components
.
Arrows
indicatedirection
of
refrigerant
flow
.

AIR
CONDITIONING

4
.
On
4-cylinder
engines
:
Loosen
A/C
belt
tensioner
bolt

under
trim
cap,
then
remove
belt
from
A/C
compressor
.

See
Fig
.
35
.

~=1

A/C
compressor



A



0013019

Fig
.
35
.
4-cylinder
engines
:
Loosen
retaining
bolt
A
on
tensionerto
re-
lease
drive-belt
tension
.
To
increase
tension,
rotate
pulley
in
direction
of
arrow,
then
tighten
bolt
A
.

5
.
On
6-cylinder
engines
:
Release
tension
on
A/C
belt
by

turning
tensioner
pulley
clockwíse
(againstspring
ten-
sion)
.
See
Fig
.
36
.

NOTE
-

Detailed
instructions
for
drive-belt
removal
and
installa-tion
can
be
found
in
020
Maintenance
Program
.

Fig
.
36
.
6-cylinder
engine
belt
diagram
:
To
remove
A/C
belt,
lever
ten-
sioner
(A)
in
clockwise
direction
using
long-handled
wrench
or
breaker-bar
.

6
.
Disconnect
electrical
harness
connector
from
com-
pressor
.

7
.
Remove
A/C
pressure
hose
and
suction
hose
flange



10
.
Before
recharging,
evacuate
system
for
at
least
30
min
.
bolts
from
compressor
.
Plug
hoses
immediately
See



Recharge
system
following
equipment
manufacturer's

Fig
.
37
.



instructions
.
See
Table
d
.
A/C
System
Refrigerant

Capacities
.

0011879

Fig
.
37
.
A/
C
compressor
pressure
hose
(A)
and
suction
hose
(B)
.
(6-
cylinder
engine
shown
.
4-cylinder
engine
is
similar
.)

HEATING
AND
AIR
CONDITIONING



640-
1
3

Fig
.
38
.
A/
C
compressor
mounting
boits
(arrows)
.

9
.
Installation
is
reverseof
removal
.

CAUTION
-

"
Always
replaceO-rings
when
reconnecting
re-
frigerantfines
.

"
When
installlng
a
new
compressor
always
re-
place
receiverldrier
unit
.

Tightening
Torques

"
A/C
compressor
to
engine
block
....
22
Nm
(17
ft-Ib)
"
A/C
line
flange
to
A/C
compressor
5/8
in
.
fine
.
......
.....
....
.
.....
20
Nm
(15
ft-Ib)

3/4
in
.
fine
.......
.....
..........
39
Nm
(29
ft-Ib)

7/8
in
.
fine
...
....
.....
..........
42
Nm
(31
ft-Ib)

11/16
in
.
fine
.....
..
..
..
...
.
.....
48
Nm
(35
ft-Ib)

A/C
Compressor
Clutch

The
compressor
clutch
can
be
replaced
without
disturbing

thesealed
refrigerant
system,
although
clearances
in
the
six-

cylinder
cars
may
be
very
tight
.
Detach
the
compressor
from

the
compressor
bracket
togain
extra
clearance
.

8
.
Remove
compressor
mounting
boits
.
See
Fig
.
38
.
Re-



Typical
A/C
compressor
and
clutch
is
shown
in
Fig
.
39
.
move
compressor
by
pulling
downward
from
under-

neath
car
.



Remove
driveplate
and
pulley
to
access
clutch
magnetic

winding
.
See
Fig
.
40
.

AIR
CONDITIONING

640-14



HEATING
AND
AIR
CONDITIONING

7
Fig
.
39
.
A/
C
compressorand
clutch
components
.

8
00871208

1.
Clutch
plate
retaining
bolt



5
.
A/C
compressor
pulley
2
.
Clutch
plate



6
.
Clutch
retaining
circlip
3
.
Pulley
retaining
circlip



7
.
Clutch
(magnetic
winding)
4
.
Clutch
bearing



8
.
Compressor

00870082

Fig
.
40
.
A/
C
compressor
driveplate
canbe
held
stationary
with
strap
toolto
allow
removal
of
retaining
bolt
.

NOTE-

BMWs
are
equipped
with
compressors
from
various
manufacturers
.
Special
tools
may
be
required
tore-
move
driveplate
orpulley
.

AIR
CONDITIONING

Tightening
Torque

"
Compressor
clutch
bolt

to
compressor
shaft
.....
.
....
..
.
.
20
Nm
(15
ft-Ib)

A/C
condenser,
replacing

1
.
Following
manufacturer's
instructions,
connect
an
ap-

proved
refrigerant
recovery/recycling/recharging
unitto

A/Csystemand
discharge
system
.

WARNING
-

Do
not
dischargelcharge
the
AIC
system
without
proper
equipment
and
training
.
Damage
to
the
vehi-
cle
and
personal
injury
may
result
.

2
.
Remove
front
bumper
and
radiator
grilles
.
See510
Ex-

terior
Trim,
Bumpers
.

3
.
Remove
auxiliary
electric
radiator
fan
.
See
170
Cool-
ing
System
.

4
.
DetachA/C
lines
from
lower
right
corner
of
condenser
.

Plug
lines
immediately
.
See
Fig
.
41
.

Fig
.
41
.
A/
C
flange
bolts
at
condenser
(arrows)
.

5
.
Remove
condenser
mounting
bolts
from
frontradiator

support
.
See
Fig
.
42
.

6
.
Lift
up
condenser
to
disengage
from
lower
mounts
and

remove
from
below
.

7
.
Installation
is
reverse
of
removal
.

CA
UTION-

"
Always
replace
O-rings
when
reconnecting
re-
frigerant
fines
.

"
When
installing
a
new
condenser
always
replace
receiverldrier
unit
.

Fig
.
42
.
Upper
A/C
condensermounting
bolts
(arrows)
.

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
.

A/C
receiver/drier,
replacing

The
A/C
receiver/drier
is
mounted
in
the
front
right
cornee
of
the
engine
compartment
behind
the
headlight
assembly
.

CAUTION-

The
receiver/drier
must
be
replaced
when
-There
is
dirt
in
the
AIC
system
-The
compressor
has
seized
or
has
been
re-
placed
for
any
reason
-The
condenser
or
evaporator
are
replaced
for
any
reason
-The
AIC
system
is
leaking
and
there
is
no
more
refrigerant
-The
AIC
system
was
open
for
24
hours
or
more
.

1
.
Following
manufacturer's
instructions,
connectan
ap-

proved
refrigerant
recovery/recycling/recharging
unit
to

A/C
system
and
discharge
system
.

2
.
Remove
right
headlight
assembly
.
See
630
Exterior
Lighting
.

CAUTION-
3
.
Disconnect
A/C
electrical
harness
connectors
.
See
Fig
.



Always
replaceO-rings
when
reconnecting
refrig-
43
.



erant
lines
.

4
.
Remove
refrigerant
pressure
lines
from
receiver/drier
.

Plug
lines
immediately
.

5
.
Remove
receiver/drier
mounting
bolts
.

0013182

6
.
Remove
underbody
splash
shield
on
passenger
side
.

See
Fig
.
44
.

7
.
Remove
passenger
side
brake
cooling
duct
.
Discon-

nect
outside
temperature
sensor
harness,
if
applicable
.

HEATING
AND
AIR
CONDITIONING



640-15

0012669

Fig
.
43
.
A/
C
receiver/drier
electrical
harness
connectors
(A),
pressure
line
retaining
bolts
(B),
andmounting
bolts
(C)
.

0012668
Fig
.
44
.
Passenger
sidesplash
shield
retaining
screws
(arrows)
.

8
.
Push
receiver/drier
down
andremove
from
underneath
car
.
Make
sure
that
receiver/drier
is
clear
of
any
electri-
cal
harnesses
.

9
.
Installation
is
reverse
of
removal
.

10
.
Before
recharging,
evacuate
system
for
at
least
30
min
.

Recharge
system
following
equipment
manufacturer's

instructions
.
See
Table
d
.
A/C
System
Refrigerant

Capacities
.

AIR
CONDITIONING

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