belt BMW 318i 1998 E36 Service Manual
[x] Cancel search | Manufacturer: BMW, Model Year: 1998, Model line: 318i, Model: BMW 318i 1998 E36Pages: 759
Page 361 of 759
GENERAL
This
repair
group
covers
removal
and
installation
of
the
front
and
rear
seats
.
FRONT
SEATS
The
front
seats
installed
in
E36
cars
come
in
either
manual
or
electrically
powered
versions
.
Cloth,vinyl
and
leather
ver-
sions
are
offered
.
M3
sport
seats
have
extra
bolsters
on
the
sides
of
the
sean-back,
a
thigh
support
bolster,
and
extra
con-
trols
for
sean
inclination
.
Seat
removal
and
installation
is
similar
for
all
versions
.
Seat
disassembly
differs
in
details
among
the
many
models
of
seats
.
Front
seat,
removing
and
installing
1
.
Move
seat
to
fui¡
forward
position
and
raise
it
as
far
as
possible
.
Remove
two
mounting
bolts
at
rear
of
sean
rails
.
See
Fig
.
1
.
2
.
Move
seat
to
fui¡
rear
position,
keeping
it
raised
.
3
.
Disconnect
negative
(-)
cable
from
battery
.
Fig
.1
.
Frontseat
rear
mounting
bolts
(arrows)
.
CAUTION-
Prior
to
disconnecting
the
battery,
read
the
battery
disconnection
cautions
given
at
the
front
of
this
manual
onpage
viii
.
520
Seats
SEATS
520-1
GENERAL
...
.
.
.
.
.
.
.
.
.
..............
.
.
520-1
Rear
seat
cushion
and
backrest,
removing
and
installing
FRONT
SEATS
.
.
.
.
.
.
......
.
.
.
...
.
.
.
.
.
.
520-1
(fixed
seat
back
models)
......
.
.
.
...
.
...
520-5
Front
seat,
removing
and
installing
...
.
.
.
..'
520-1
Rear
seat
cushion
and
backrest,
Manual
Front
Seat
Assembly
.............
520-3
removing
and
installing
fold-downsean
back
models
(
)
..
.
.
..
..
.
...
520-5
Power
Fronf
Seat
Assembly
..
.
.....
.
.
.
.
.
;
520-4
Rear
seat
backrest
side
section,
REAR
SEATS
.
.
.
.
.
.
.
.
.
............
.
...
520-5
removing
and
installing
(fold-down
seat
back
models)
..
.
.....
.
..
.520-6
4
.
Remove
plastic
caps
from
front
mounting
nuts,
and
then
remove
mounting
nuts
.
See
Fig
.
2
.
WARNING
-
Deactivate
front
seat
belt
lock
tensioners
before
proceeding
to
next
step
.
See720
Seat
Belts
.
NOTE-
Use
a
blanket
to
protect
door
sill
from
scuffing
bysean
rail
during
seatremoval
.
FRONT
SEA
TS
Page 362 of 759
520-2
S
EATS
Fig
.
2
.
Frontseat
front
mounting
nut
(arrow)
.
FRONT
SEA
TS
0013166
5
.
On
2-door
cars
:
unhook
seat
belt
from
guide
on
seat
back
.
8
.
Remove
seatfrom
car
.
Fig
.
3
.
Seat
belt
mounting
bolt
(arrow)
.
0013216
9
.
Installation
is
reverse
of
removal
.
Keep
the
following
in
mind
:
6
.
Tilt
seat
back
to
access
and
unplug
electrical
harness
"
Use
wire
ties
orequivalent
means
to
keep
seat
har
connectors
.
Cut
or
untwist
wire
ties
as
necessary
.
ness
wiring
from
being
exposed
to
fraying
.
"
Reactivate
front
seat
belt
locks
.
7
.
On
4-door
cars
:
Unbolt
seat
belt
from
seat
frame
.
See
"
Start
all
seat
mounting
boits
.
Fig
.
3
.
"
Tighten
seat
mounting
fasteners
in
thís
sequence
:
in-
ner
front
;
outer
front
;
inner
rear,
outer
rear
.
Tightening
Torque
"
Front
seat
to
floor
........
.......
55
Nm
(41
ft-Ib)
Page 365 of 759
REAR
SEATS
Rear
seat
cushion
and
backrest,
removing
and
installing
(fixed
seat
back
modeis)
1
.
Pull
front
of
bottomcushion
up
and
out
of
clips
.
NOTE-
Remove
rear
headrests,
if
equipped
.
2
.
Fold
down
center
armrest
andremove
belts
from
be-
hind
arm
rest
.
3
.
Slide
seat
backup
off
holders
.
Then
slide
to
side
lo
clear
seat
belts
.
See
Fig
.
6
.
Rear
seat
cushion
and
backrest,
removing
and
installing
(foid-down
seat
back
modeis)
1
.
Pullfront
of
bottom
cushion
up
and
out
ofclips
.
NOTE-
Remove
rear
headrests,
if
equipped
.
Fig
.
6
.
To
remove
rear
seat,
remove
bottom
cushion
.
Remove
belts
(A)
behindcenter
armrest
.
Slide
seat
back
up
off
holders,
then
forward
.
SEATS
520-
5
2
.
Remove
bottom
seat
belt
anchor
belts
.
See
Fig
.
7
.
NOTE-
Be
sure
to
note
relative
positions
of
metal
belt-end
an-
chors
in
order
to
reassemble
correctly
.
00131b!
Fig
.
7
.
Rearseat
belt
anchor
bolt
under
rear
seat
cushion(arrow)
.
3
.
Tilt
backrests
forward
and
unclip
plastic
cover
.
See
Fig
.
8
.
t
;
Fig
.
8
.
Rear
seat
back
mountingcover
plate
at
base
ofseat
back
.
REA
R
SEA
TS
Page 366 of 759
520-
6
SEATS
4
.
Push
spring-loaded
lock
back
and
unclip
seat
back
.
See
Fig
.
9
.
Fig
.
9
.
Push
spring-loaded
clip
back
(arrow)
.
UU13117
5
.
Installation
is
reverse
of
removal
.
Make
sure
backrest
locks
at
top
seat
belt
connection
.
REA
R
SEA
TS
Rear
seat
backrestside
section,
removing
and
installing
(foid-downseat
back
modeis)
1.
Pull
front
of
cushion
up
and
out
of
clips
.
2
.
Fold
down
rear
seat
backrest
.
3
.
Lift
backrest
side
section
up
and
out
.
See
Fig
.
10
.
4
.
Installation
is
reverse
of
removal
.
0013175
Fig
.
10
.
Remove
backrest
sidesection
by
lifting
out
(A)
and
up
(B)
.
1#=am
Page 403 of 759
Tablea
.
E36
Component
Locations
Component
Model
Year
Location
Refer
to
Rollover
Sensor
1994-1998
In
lower
left
C-pillar
behind
trim
panel
(Convertible)
Seat
Belt
Switch
1992-1998
In
front
seat
belt
buckle
SeatCushion
Tilt
Motor
1992-1998
Under
front
seat
Seat
Heater
1993-1998
Under
front
seat
Seat
Height
Motor
Front
1992-1998
Under
front
seat
Seat
Movement
Motor
1992-1998
Under
front
seat
Seatback
Heater
1993-1998
In
upper
front
seatback
Seatback
Recliner
Motor
1993-1998
Under
front
seat
Seat
Occupancy
Detector
1994-1998
Under
rightfront
seat
Secondary
Air
Pump
(4-cyl
.)
1997
1
/2
-
1998
Left
engine
compartment,
belowpower
distribution
box
(M44
engine)
Secondary
Air
Pump
(6-cyl
.)
1996-1998
Front
of
engine
compartment
(M52/S52US
engine)
Secondary
Air
Pump
Relay
1996-1998
Power
distribution
box
Fig
.
2
.
Secondary
Air
Pump
Valve
1996-1998
Right
sideof
engine
Side
Impact
Air
Bag
Right/Left
1997-1998
Behind
right/left
door
trim
panel
Síde
Impact
Airbag
Crash
Sensor,
1997-1998
Right/left
door
si¡¡
behind
front
seat
Right/Left
Shift
Interlock
1992-1998
Center
console
beside
shift
selector
Slip
Control
Module
(ABS/AST)
1992-1998
Behind
glove
compartment
Fig
.
8
.
Fig
.
9
.
Splice
Panel,
Left
Side
1992-1998
Behind
footwell
speaker
grill
Fig
.
5
.
SplicePanel,
Right
Side
1992-1998
Behind
glove
compartment
Fig
.
6
.
Starter
1992-1998
Leftrear
of
engine
Starter
Immobilization
Relay
1994-1998
In
left
splice
panelbehind
footwell
speaker
grill
Starter
Relay
1992-1993
Below
left
side
of
dash
Starter
Relay
1994-1998
Behind
left
footwell
speaker
grill
Sunroof
Control
Assembly
1992-1998
In
roof
center
panel
Supplemental
Restraint
System
11992-1993
I
Behind
glove
compartment
I
Fig
.
8
.
(Airbag)
Control
Module
Fig
.
9
.
Supplemental
Restraint
System
1994-1998
1
Under
center
of
rear
seat
(Airbag
ZAE)
Control
Module
Switch,
Power
Window
1
1992-1998
1
Center
console
Telephone
Eject
Box
1
1994-1996
1
Center
console
ELECTRICAL
COMPONENT
LOCATIONS
610-17
Telephone
Transceiver
1992-1992
In
luggage
compartment
Throttle
Flap
Heater
1994-1996
Left
sideof
engine
Throttle
Position
Sensor
1992-1998
I
Left
sideof
engine
inthrottle
housing
I
Fig
.
7
.
Fig
.
15
.
Fig
.
21
.
Continued
COMPONENT
LOCATIONS
Page 438 of 759
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
.
Page 458 of 759
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
.
Page 459 of 759
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
Page 471 of 759
GENERAL
.
.
.....
.
.
.
.
.
.
.
.
.
............
720-1
REAR
SEATBELT
ASSEMBLY
...
.
....
.
.
720-4
Rear
seat
belt,
removing
and
installing
FRONT
SEATBELT
ASSEMBLY
.
.
.
.
.
.
.
.
720-2
(fixed
seat
back
models)
..
.
......
.
....
.
.720-4
Automatic
Front
Seat
Belt
Lock
Tensioners
.
.
720-2
Rear
seat
belt,
removing
and
installing
Mechanical
spring
tensioner,
disarming
.
...
.
720-2
(fold-downseat
back
models)
.
...
.
...
.
.
.
.
720-5
Front
seat
belt
reel,
removing
and
installing
.
.
720-3
Center
rear
lap-belt,
removing
and
installing
.
.720-5
GENERAL
All
E36
models
are
equipped
with
3-point
shoulder
belts
at
tract
and
tension
the
seat
belt
by
55
mm
(approximately
2
four
seating
positions
.
On
4-doormodels,
there
is
an
addition-
inches)
in
the
event
of
an
accident
.
a
l
lap
belt
in
thecenter
of
the
rear
seat
.
The
seat
beltreel
should
lock
when
driving
quickly
through
Automatic
seat
belt
tensioners
are
integrated
into
the
front
curves,
during
severe
braking
or
in
case
of
a
collision
.
The
au-
seat
belt
locks
.
Through
the
1996
model
year
cars,
a
mechan-
tomatic
reel
does
not
require
any
servicing
and
should
never
¡cal
spring
tensioner
is
used
.
See
Fig
.
1.
On
1997
and
later
be
opened
.
Belts
that
do
not
retract
and/or
lockproperly
cars,
a
pyrotechnic
(explosive
charge)
tensioner
is
used
.
Au-
should
be
replaced
promptly
.
tomatic
seat
belt
tensioners
aredesigned
to
automatically
re-
1
.
Seat
belt
lock
boft
2
.
Seat
belt
lockwith
mechanical
spring
tensioner
3
.
Seat
belt
anchor
bar
(two-door
models)
4
.
Seat
belt
anchor
bolt
5
.
Seat
belt
reelbolt
6
.
Seat
belt
reel
7
.
B-pillar
guide
nut
8
.
B-pillar
sliding
guide
9
.
Convertible
seat
beltreel
10
.Convertible
B-pillar
guide
Fig
.
1
.
Front
seat
belt
components
.
720
Seat
Belts
SEAT
BELTS
720-1
GENERAL
Page 472 of 759
720-2
SEAT
BELTS
WARNING
-
"
For
maximum
protection
from
injury,
seat
belts
should
be
replaced
as
a
set
(including
all
hard-
ware),
if
they
are
subject
to
occupant
loading
in
a
collision
.
"
Seat
belts
should
not
be
modified
or
repaired
.
The
seat
belt
anchorage
points
should
not
be
changed
or
modified
.
"
Do
notbleach
or
dye
seat
belt
webbing
.
Webbing
that
is
severely
fadedor
re-dyed
will
not
meet
the
strength
requirements
of
a
collision
and
must
be
replaced
.
"
Seat
belts
shouldbe
periodically
inspected
for
webbing
defects
suchas
cuts
or
pulled
threads
.
FRONT
SEATBELT
ASSEMBLY
Automatic
Front
Seat
Belt
Lock
Tensioners
The
procedure
for
disabling
the
mechanical
spring
tension-
er
used
on
early
cars
is
covered
below
.
On
cars
with
thepyro-
technic(explosive
device)
tensioners,
the
orange
harness
connectorshould
be
removed
from
the
tensioner
any
time
the
seat
is
removed
.
WARNING
-
Both
the
mechanical
and
the
pyrotechnictensioners
are
powerful
devíces
and
shouldbehandled
with
extreme
care
.
Mechanical
spring
tensioner,
disarming
1
.
Remove
front
seat
.
See
520
Seats
.
2
.
Disarm
tensioner-electrically
adjustableseats
:
"
Working
at
side
of
seat,
turn
activating/deactivating
screw
clockwise
until
display
changes
from
green
to
red
.
See
Fig
.
2
.
"
Before
reinstalling
seat,
turn
screw
until
display
chang-
esback
to
green
.
NOTE-
Green
is
armed
.
Red
is
disarmed
.
3
.
Disarm
tensioner-manually
adjustable
seats
:
"
Cut
wíre
tie
next
to
tab
on
bowden
cable
.
See
Fig
.
3
.
"
Turn
and
lift
tabto
disengage
cable
housing
from
seat
bracket
.
"
Disconnect
cable
end
from
seat
lever
.
"
When
reinstalling,
correctly
engage
tab
end
of
cable
into
seat
bracket
and
fasten
in
position
using
new
wíre
tie
.
FRONT
SEATBELT
ASSEMBLY
0012737
Fig
.
2
.
Electrically
adjustable
front
seat
.
Turn
screw
(A)
to
disarm
me-
chanical
tensioner
.
Display
B
tucos
from
green
to
red
.
F19
.3
.
Manuallyadjustablefrontseat
.Turnandlifttab(arrow)todis-