640 BMW 318i 1996 E36 Owner's Guide

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

ELE-66
ELECTRICAL
WIRING
DIAGRAMS

z

82640
88159

r
_
-,
BL



HOTINRUN
RED



I
DISTRIBUTOR



ANIL0START
FRONTPOWER
I



F28
FUSIBLE



RED



I
L
I



DISTRIBU71ONBOX
LINK



SA--
USE
I
J
-J
16

BATTERY

RED

BATTERY

RED

121
X10182

Starting

r



1
FRONTPOWER
I



I
DISTRIBUTION
BOX
L~J
RED

RE

IGNITION
I
SWITCH
I
OFF



.
START
I
-
ACCRUN
L



j
4
BLK/YEL

STARTER

WIPER(



BODY
I



I
WASHER



I



ELECTRONICS
I
(MODULE
I
(CONTROL
MODULE

BRN/

I



(MODULE

!
_________
__J
1
`(
/



7
BLK/YEL/



SIRN

M
I



II



BRN
GENERATOR
BLK/GRN
"



i
BLKIGRNI
BLKIGRNI



0202

_
_



HOTINRUN



HOTINRUN
RED



___
_r



DISTRIBUTOR



-
AND
-
START



ANDSTARTF
ONTPOWER
I



FUSE



FUSE
DISTRIBUTIONBOX
FUSIBLE



RED



I



F45



F28
I
LINK



I



L_-



8
A
_I
o~
-J
S0/



18
G
r



1
FRONTPOWER
I
DISTRIBUTION
BOX



'i~mn"~,
TRANSMISSION
J



I



IRANGESWITCH
RE



L
Z-
_
.
J
REDS
J
5
STARTER
IMMOBILIZATION
I
OFF



START



SWITCH
<



I
ACC
RUN
J
IGNITION



`11''



BRN/BLKT
SRN/BLK(
SWITCH



I4T
BLK/YEL(
W/OEGS
W/EGS

GRN/BLK(



BRN/BLK

I



I
BODY
ELECTRONICS
I
(CONTROL
-
I
MODULE

GI
BRN/BL
B
KI
TRANSMISSION
1995-96
SYSTEM
318ti

3
I



I
ELECTRONIC
IMMOLIZER
I



(CONTROL
I



----
IMODULE(EWSII)
1



7
BLK/YEL



BRN
STARTER

-I



BRN(
GENERATOR
1
BLK/GRN/



G202

1997-98

318ti

Rear
Window
Defogger

I
BLK
-
~E
NCA
-
~
E
NCA

"CA
,I
WHT

12
WHT
L
-1
HIFI
AMPLIFIER
(W/
TEN
SPEAKER
SYSTEM
ONLY)
64018

AUTOMATIC
CLIMATE
CONTROLMODULE
12
BLUIBL
I-_-I

I,
4



BRN/WHT
I
THERMOSTAT

ANTENNA
AMPLIFIER

NCA
I
i
N~-
I
N
CA
I
I



-
I



N~



CA
DIVERSITY
(W/3
ANTENNA
DIVERSITY)

88620

ELECTRICAL
WIRING
DIAGRAMS
ELE-161

HOTINRUNANDSTART
HOTATALLTIMES
~c



FRONT
POWER
r'
F23
E



F6
SE
DISTRIBUTION
BOX
L15A____---
20A
1
6'(



I
N
GRNIBLU
l



RED/BR
4~



6
REAR
DEFOGGER
RELAY

2Y
BLKI



BLK
26
I



20



BLU/BLK



8L



~



--
I
_
-
I



REAR
WINDOW
BODYELECTRONICS
INTEGRATED
CILMATE



BLOW
ER
RELAY



CCNTROLMODULE
REGULATION
CONTROLMODU
LE



(ZKE
IV)

REAR
WINDOW
BLOWER
MICRO
SWITCH
BRN

BRN
SRN
SPIN
G314

RED/BLK



NCA

REAR
N
A
WINDOW
BLOWER

INCA

NC
NCANCANCANCA
G314
+
BRN
"
.
NCA



REARDEFOGGER/
(2
DOOR)



ANTENNA
G313
ANTENNA
AMPLIFIER



I



I



NCA



I
(4DOOR)



INCA
il
NCA



INCA
~I



I
NCA



NCA
.I



_
16



WH
O
T
-I



I



DIVERSITY
RADIO

HOT
IN
RUNAND
START



HOTATALLTIMES
r



FUSE



FUSE
FRONTPOWER
F23



F6



I
DISTRIBUTION
BOX
LlL______-
2
OA
J
6T
12T
GRN/BLU-
REDIBRN~
4,~
6
REAR
DEFOGGER
RELAY
INTERGRATED
8



2CLI
MATE
REGULATION



ILK
BLUIBLK
"
BL



I
HEATING



_
CONTROL



BODY
ELECTRONICS
CONTOLMODULE

7
BLK



1
NCA



(W/3
ANTENNA
DIVERSITY)



NCA
N
CA



NCANCA



NCANCA



NCA
I
WHT



NCANCA



NCA

1
~
NCA



SIRNI
I
NCA



SUPPRESSION
I,
16
WHT



G314



FILTER

RADIO



(2
DOOR)
F
-
12
I
WHIT



G313

I
--I'
HIFI
AMPLIFIER
(4
DOOR)

NCA
BRN
I

SUPPRESSION
FILTER

(W/3ANTENNA
DIVERSITY)

REAR
DEFOGGER/
ANTENNA

1994-96

Convertible

1997

Except
318ti

WARNING

Your
common
sense,
good
judge-

ment,
and
general
alertness
are
cru-

cial
to
safe
and
successful
service

work
.
Before
attempting
any
work
on

your
BMW,
read
the
warnings
and

cautions
on
page
vi¡
and
the
copyright
page
at
the
front
of
the
manual
.
Review
these
warnings
and
cautions
each
time
youprepare
to
work
on
your
BMW
.
Please
also
read
any
warnings
and
cautions
that
accom-

pany
the
procedures
in
the
manual
.

A

ABS
(anti-lock
brakes)

See
Brakes
Accelerator
and
throttle
linkage
See
Maintenance
program
Air
conditioning
general
information
640-1
air
distribution
motor,
replacing
(rotary

knob)
640-10
air
distribution
motors
640-9

blower
motor,
removing/installing

640-1blower
motor
resistor
pack,
replacing
640-3
compressor,
replacing
640-12
compressor
clutch
640-13
condenser,
replacing
640-14
control
head
640-7
removing/installing
(digital
-display)

640-8
removing/installing
(rotary
knob)

640-7
control
module
removing/installing
(digital-display)
640-8
removing/installing
(rotary
knob)
640-8
evaporator,
removinglinstalling

640-17
evaporator
temperature
sensor,

replacing
640-17

expansion
valve,
removing/installing

640-16
microfilter,
replacing
640-18
receiverldrier,
replacing
640-15
sensor
fan
forinterior
temperature,

replacing
640-9
warnings
and
cautions
640-11

Air
distribution
(flap)
motor

See
Air
conditioning
See
also
Heating
Air
filter
See
Maintenanceprogram

Airbag
system
(SRS)
general
information
721-1

contact
ring,
replacing
721-3

driver
side
airbag,removing/installing

721-5
front
crash
sensor,
replacing
721-4

front
side-impact
airbag,
removing/
installing
721-7

front
side-impact
airbag
crash
sensor,

removing/installing
721-5

passenger
side
airbag,
removing/

installing
721-6
sensors
and
electronics
721-1

SRS
warning
light
and
fault
display

721-2
systems
721-1
ZAE
control
module,
replacing
721-5

Alarm
system
See
Central
locking
and
anti-theft

Alternator
See
Battery,
starter,
alternator

Anti-freeze
(Engine
coolant)

See
Maintenance
program

Anti-theft
See
Central
lockíng
and
anti-theft

AST
(Al¡
season
traction)
300-4

ATF
(Automatic
transmission
fluid)

See
Automatic
transmission

Automatic
transmission

See
alsoTransmission-general
general
information
240-1

ATF,draining
and
filling
240-2

ATF
leve¡,
checking
240-1
transmission
removaland
ínstallation

240-4
transmission,
removinglinstalling
240-4
transmission
service
240-1

Auxiliary
fan
See
Cooling
system
Axle
joint
See
Maintenance
program

B

Back-up
light
switch
See
Manual
transmission
Balljoint
See
Front
suspension
Battery
See
Battery,
starter,
alternator

Battery,
starter,
alternator
See
also
Maintenance
program
general
information
121-1

alternator,
removing/installing
(4-
cylinder
engine)
121-5
alternator,
removinglinstalling
(6-
cylinder
engine)
121-6
alternator
brushes,
inspecting/
replacing
121-7
alternator
service
121-4
batterycharging
121-4
battery
load
voltage
test
121-4

batteryopen-circuit
voltage
test
121-4

battery
service
121-3

INDEX
1

Battery,
starter,
alternator
(cont
.)
battery
testing
121-3
charging
system
quick
check121-2
charging
system
troubleshooting
121-
2
hydrometer
testing
121-3
solenoid
switch,
removinglinstalling
121-10
starter
service
121-7
starter
troubleshooting
121-7
starter,
removing/installing(4-cylinder
engine)
121-8
starter,
removing/installing(6-cylinder

engine
with
automatic
transmission)

121-9
starter,
removing/installing
(6-cylinder
engine
with
manual
transmission)
121-8
static
current
draw,
checking
121-2
voltage
regulator,
removing/installing
121-6
Bearing,
wheel
See
Front
suspension
or
Rear

suspension
Blowermotor
See
Air
conditioning
See
also
Heatíng
BMW
emblem
See
Exterior
trim,
bumpers
Body-general
general
information
400-1

body
assembly
400-1
central
body
electronics
400-4
convertible
models
400-2
coupe
models
400-2
electronic
immobilizatíon
system
400-
4
exterior
and
aerodynamics
400-2

heating
afhdair
conditioning
400-5

instruments
and
controls
400-4
interior
equipment
400-3
seats
and
seatbelts
400-3
Body
side
molding
See
Exterior
trim,
bumpers

Brake
fluid
See
Maintenance
program

Brakes
general
information
340-1
antilock
brake
system
(ABS)
340-11
inspection
340-12
wheelspeed
sensors,
replacing

340-12
bleeding
brakes
340-3
brake
booster,
removinglinstalling
340-8
brake
caliper,
removing/installing

340-6
brake
pads,
calipers,
and
rotors
340-3

brake
pads,
replacing
340-4
brake
rotor,
removing/installing
340-7
master
cylinder,
removing/installing

340-7
parking
brake
340-10
adjusting
340-10
.
cable,
replacing
340-11
shoes,
removinglinstalling
340-11

WARNING

Your
common
sense,
good
judge-
ment,
and
general
alertness
are
cru-
cial
tosafe
and
successful
service
work
.
Before
attempting
any
work
on
your
BMW,
read
the
warnings
and
cautions
on
page
vi¡
and
the
copyright

page
at
the
frontof
the
manual
.
Review
these
warnings
and
cautions
each
time
you
prepare
to
work
on
your
BMW
.
Please
also
read
any
warnings
and
cautions
that
accom-
pany
the
procedures
in
the
manual
.

Fuel
pressure
regulator
See
Fuel
injection
Fue]
pump
general
information
160-1
electrical
tests
160-7
power
consumption,
testing
160-7
delivery
tests160-8
delivery
volume,
testing
g
160-9
electrical
circuit,
checking
160-7
fuse
and
relay
160-6
level
sender
See
pump/fuel
leve¡
sender
operating
fuel
pump
for
tests
160-6
pump/fuel
level
sender
(left
side),
removing/installing
160-6
pump/fuel
leve¡
sender
(right
side),
removing/installing
160-5
relieving
fuel
pressure
and
connecting
fue¡
pressure
gauge
160-8
Fueltank
and
lines
general
information
160-1
draining
160-2
evaporative
control
system
160-4
leve¡
senders,
testing
160-5
removing/installing
160-3
Fundamentals
for
the
do-it-yourself
owner
general
information
010-1
advice
for
the
beginner
010-4
cleanliness
010-4
electrical
testing
010-6
gaskets
and
seals
010-5
non-reusable
fasteners
010-5
planning
ahead
010-4
tightening
fasteners
010-5
wire
repairs
010-6
buying
parts
010-6
genuine
BMW
parts
010-6
information
you
need
to
know
010-7
non-returnable
parts
010-7
emergencies
010-11brake
fluid
leve¡
010-13
car
will
not
start
010-11
changinga
tire
010-11
check
enginewarning
light
010-13
dim
Iights
010-13
jump
starting
car
010-12
low
o]I
pressure
010-13
overheating
010-12

Emergencies
(cont
.)
spare
parts
kit
010-14
towing
010-13
gettingstarted
010-2
lifting
thecar
010-3
raising
car
safely
010-3
safety
010-2
working
under
car
safely
010-4
how
to
use
this
manual
010-2
warnings,
cautions
and
notes
010-2
service
010-7
tools
010-7
basic
tool
requirements010-8
BMW
specialtools
010-11
feeler
gauges
010-10
jack
stands
010-9
oil
change
equipment
010-9
torque
wrench
010-10
volt-ohm
meter
(VOM)
or
Multi-
meter010-10
Fuses
See
Electrical
component
locations

G

Gaskets
See
Fundamentals
for
the
do-it-
yourself
owner
Gearshift
See
Gearshift
linkage
Gearshift
linkagegeneral
information
250-1
automatic
shiftlock,
checking
function
250-5
automatic
transmission
gearshift
250-
3
gear
position/neutral
safety
switch,
replacing
(automatic
transmission)
250-4
gearshift
lever,
installing
(manual
transmission)
250-2
gearshift
lever,
removing
(manual
transmission)
250-1
gearshift
mechanism,
adjusting
(automatictransmission)
250-3
manual
transmission
gearshift
250-1
shift
interlock,
checking
function
(automatic
transmission)
250-6Glass
See
Door
windows
Glove
compartment
See
Interior
trim
Grille
See
Exterior
trim,
bumpers
Guibo
(flex
disc)
See
Driveshaft

Handle,
door
See
Doors
Hardtop
See
Body-general
Headlight
See
Exterior
lighting
Headlight
switch
See
Switches
and
electrical
accessoriesHeater
box
See
Heating
Heater
core

See
Heating
Heater
valve
See
Heating
Heating
general
information
640-1
air
distribution
motors
640-9
air
distribution
motor,
replacing
(rotary
knob)
640-10
blower
motor,
removing/installing
640-1blower
motor
resistor
pack,
replacing
640-3
control
head
640-7
removing/installing
(digital-display)
640-8
removing/installing
(rotary
knob)
640-7
control
module
removing/installing
(digital-display)
640-8
removing/installing
(rotary
knob)
640-8
heater
box,
removing640-4
heater
core,
replacing
640-6
heater
core
temperature
sensor,
replacing
640-7
heater
valve,
replacing
640-3
rear
window
blower
(convertible
models)
640-10
reas
window
defogger
640-10sensor
fan
forinterior
temperature,
replacing
640-9warnings
and
cautions
640-11
Hood
See
Fenders,
engine
hood

Idle
speed
See
Maintenance
program
Idle
speed
control
valve
See
Fuel
injection
Ignition
switch
See
Switches
and
electrical
accessories

INDEX
5