
260-
4
DRIVESHAFT
CAUTION
-
The
maximum
allowable
change
in
height
of
the
center
bearing
or
transmission
support
using
shims
is
3
mm
(0
.12
in
.)
.
Driveshaft,
removing
WARNING
-
"
Be
sure
the
wheels
are
off
the
ground
before
re-
moving
the
driveshaft
.
Set
the
parking
brake
be-
fore
removing
the
driveshaft
.
"
Once
the
driveshaft
has
been
removed,
the
vehi-
cle
can
roll
regardless
of
whether
the
transmis-
sion
isin
gear
or
not
.
"
The
driveshaft
fs
mounted
to
thetransmission
and
final
drive
with
self-locking
nuts
.
These
nuts
are
designed
to
be
used
only
once
and
should
be
replaced
during
reassembly
.
1.
Disconnect
oxygen
sensor
electrical
connectors
and
remove
complete
exhaustsystem
.
See
180
Exhaust
System
.
4
.
Remove
driveshaft
mounting
bolts
.
See
Fig
.
3
.
Discard
old
nuts
.
JG
Fig
.
3
.
Front
driveshaft
totransmission
mounting
bolt
being
re-
moved
.
Note
open-end
wrench
(arrow)
being
used
to
coun-
terhold
bolt
.
5
.
Loosen
threaded
clamping
sleeve
on
driveshaft
a
few
tucos
.
See
Fig
.
4
.
DRIVESHAFT
SERVICE
Fig
.
4
.
Threaded
clamping
sleeve
nut
being
loosened
.
0012037
6
.
Support
driveshaft
andremove
center
support
bearing
mounting
bolts
.
7
.
Remove
driveshaft
but
do
not
separate
two
halves
.
Pull
down
on
center
of
driveshaft
to
facilitate
removal
.
2
.
Remove
exhaust
heat
shield
and
heat
shieldcross-
member
.
NOTE-
If
driveshaft
halves
were
separate
and
not
match-
3
.
Matchmark
front
and
rear
driveshaft
connections
at
marked,
assemble
driveshaft
as
shown
in
drawing
.
If
a
transmissíon
and
final
drive
.
vibration
occurs,
disassemble
driveshaftand
rotate
one
section
180°
.
See
Fig
.
5
.
Driveshaft,
installing
Fig
.
5
.
Driveshaft
alignment
.
Centerlinesof
universal
joints
(arrows)
must
be
parallel
or
at
90°
to
each
other
1
.
Align
driveshaft
matchmarks
at
final
drive
and
then
at
transmission
flange
.
Start
attaching
nuts
.
Use
new
self-
locking
nuts
.
2
.
Position
center
support
bearing
and
start
attaching
nuts
.
Use
new
self-locking
nuts
.
3
.
Tighten
flangenuts
while
preventing
bolts
from
twisting
in
coupling
.
Tighten
final
drive
flange
first,
then
tighten
coupling
at
transmission
.
4
.
Preload
center
support
bearing
by
pushing
bearing
for-
ward4-6
mm
(0
.16-0
.24
in
.)
from
center
.
See
Fig
.
6
.
Tighten
attaching
bolts
.

Fig
.
6
.
Preload
center
bearing
toward
front
4-6
mm
(arrow)
.
5331
5
.
Tightenthreadedsleeveondriveshafttopropertorque
.
6
.
Insta¡¡
heat
shield
and
heat
shield
crossmember
.
Tightening
Torques
"
Driveshaftcenter
mount
to
body
.
.
..
21
Nm
(16
ft-Ib)
"
Driveshaft
clamping
sleeve
.....
.
.
.
10
Nm
(89
in-lb)
"
Driveshaft
to
final
drive
flange
With
CV
joint
(M8)
............
...
32
Nm
(23
ft-Ib)
Wth
U-joint
(M10
ribbed
nut)
....
...
80
Nm
(59
ft-Ib)
With
U-joint
(M10
compressed
nut)
..
60
Nm
(44
ft-Ib)
"
Flex-disc
to
driveshaft
or
transmissionflange
M10
(8.8
grade)
.........
.
....
..
.
48
Nm
(35
ft-Ib)
M10
(10
.9
grade)
........
.
....
...
64
Nm
(47
ft-Ib)
M12
(8.8
grade)
........
.....
..
.
.
81
Nm
(60
ft-Ib)
M12
(10
.9
grade)
.
.
....
......
...
100
Nm
(74
ft-Ib)
M12
(10
.9
grade)
(M3
models)
..
.
.
.
115
Nm
(85
ft-Ib)
"
Transmission
crossmember
to
body
(M8)
.
....
...........
....
21
Nm
(16
ft-Ib)
NOTE-
Bolt
grade
is
markedon
the
bolt
head
.
When
replacing
bolts,
only
use
bolts
of
the
same
strength
and
hardnessas
the
originalsinstalled
.
Flex-disc,
replacing
The
flex-disc
between
the
front
section
of
the
driveshaft
and
theoutputflange
of
the
transmission
should
be
checked
for
cracks,
tears,
missing
pieces,
or
distortion
.
Check
for
worn
bolt
hole
bores
in
theflange
.
1
.
Remove
driveshaft
as
described
in
Driveshaft,
remov-
ing
.
NOTE-
¡t
is
possible
to
only
partially
remove
the
driveshaft,
leaving
it
connected
to
the
final
drive
.
The
driveshaft
canbe
tilted
down
in
thecenter
and
slidoff
the
trans-
mission
flange
once
the
clamping
sleeve
is
loosened
and
the
center
bearing
bracket
is
unbolted
.
Suspend
the
driveshaft
using
stiff
wire
in
as
close
to
the
installed
position
as
possible
.
If
the
driveshaft
hangs
unsupport-
ed,
the
rear
universal
joint
may
be
damaged
.
2
.
Unbolt
flex-dísc
from
driveshaft
.
DRIVESHAFT
260-
5
7
.
Install
exhaust
system
.
See
180
Exhaust
System
.
Connect
wiring
harness
to
oxygen
sensors
.
NOTE-
Removaland
installation
of
the
boltsmaybe
made
eas-
8
.
Road
test
vehicle
to
check
for
noiseor
vibration
.
ier
by
placing
a
large
hose
clamp
around
the
flex-disc,
and
tightening
the
clamp
slightlyto
compress
the
cou
WARNING
-
pling
.
"
Do
not
reuse
self-locking
nuts
.
These
nuts
aredesigned
to
beused
only
once
.
3
.
Insta¡¡
new
flex-disc
using
new
self-locking
nuts
.
Mold-
"
Avóid
stressing
the
flex-disc
when
torquing
the
ed
arrows
on
coupling
should
face
flange
arms
.
See
bolts
Do
this
holding
the
bolts
Fig
.
7
.
steady
and
.
uy
turning
the
nuts
on
theflange
side
.
5
:132
Fig
.
7
.
When
attaching
flex-disc,
molded
arrows
must
point
toward
flange
arms
.
DRIVESHAFT
SERVICE

310-
1
0
FRONT
SUSPENSION
Fig
.
16
.
Supportequipment
used
to
support
engine
from
aboye
.
SUBFRAME
CROSSMEMBER
Fig
.
17
.
Right
side
crossmember-to
body
mounting
bolts
.
3
.
Working
beneath
car,
remove
left
and
right
nuts
from
10
.
Installation
is
reverse
ofremoval,
noting
the
followíng
:
engine
mounts
.
"
Make
sure
all
bolts,bolt
holes,
and
mating
surfaces
are
clean
to
ensure
proper
tightening
and
alignment
.
Use
4
.
Remove
control
arm
bushing
carrier
from
body
.
Refer
to
new
self-locking
nuts
or
bolts,
where
applicable
.
Fig
.
9
.
"
On
vehicles
produced
up
9-92
only
:
-Remove
paint
from
contact
surfaces
before
ínstall-
5
.
Remove
control
arm
ball
joint
from
crossmember
.
Sep-
ing
crossmember
.
arate
joint
with
a
plastic
hammer
.
Suspend
control
arm
-Install
4
new
toothed
lock
washersbetween
sub-from
chassis
using
stiff
wire
.
frame
and
chassis
(install
new
washers
regardless
of
whether
washers
were
originally
fitted)
.
WARNING-
-Replace
all
4
mounting
bolts
.
Do
not
allow
the
control
arm
to
hang
from
the
ball
-Lubrícate
suspension
crossmember
bolts
with
LM48
¡oint
.
This
can
damage
theball¡oint
.
paste
orequivalent
anti-seize
compound
before
ín-
stalling
.
6
.
Unbolt
steering
rack
from
subframe
.
See
320
Steering
"
Lower
engine
onto
enginemounts,
allowing
it
to
settle
and
Wheel
Alignment
.
Suspend
steering
rack
from
fully
before
tightening
engine
mount
bolts
.
chassis
using
stiff
wire
.
Using
a
transmission
jackor
"
When
thejob
is
completed
have
front
end
profession-
equivalent,
support
crossmember
from
below
.
ally
aligned
.
7
.
Remove
reinforcing
brace
below
oil
pan,
where
appli-
cable
.
Tightening
Torques
"
Subframe
crossmember
to
body
8
.
Unbolt
crossmemberfrom
body
on
both
sides
.
See
Fig
.
M12-8
.8
bolts
..................
.
77
Nm
(56
ft-Ib)
17
.
M12-10
.9
bolts
.................
110
Nm
(81
ft-Ib)
M12-12
.9
bolts
............
.
...
.
105
Nm
(77
ft-Ib)
9
.
Slowly
Lower
crossmember,
making
sure
all
electrical
"
Steering
gear
to
subframe
crossmember
teads,
suspension
components
and
heat
shields
are
(M10-10
.9
self-locking
bolts)
..
.
.
.
.
.
42
Nm
(31
ft-Ib)
clear
during
removal
.
"
Control
arm
balljoint
to
subframe
crossmember
...
.......
.
85
Nm
(62
ft-Ib)
"
Control
arm
bushing
carrier
to
body
..........
...
.
.....
.
..
..
47
Nm
(34
ft-Ib)

330-
8
REAR
SUSPENSION
CV
boot,
replacing
NOTE-
"
The
outer
CV
joint
cannot
be
removed
from
the
axle
shaft
.
In
order
to
replace
the
outer
CV
boot,
it
is
nec-
essary
to
remove
the
inner
joint
and
boot
first
.
"
If
the
CV
joints
are
worn
or
defective,
acomplete
re-
built
axle
shaft
is
available
from
an
authorized
BMW
dealerparts
department
.
1
.
Remove
drive
axle
from
car
as
described
above
.
2
.
Remove
inner
and
outer
CV
boot
clamping
bands
and
cut
old
boots
off
joints
and
shaft
.
Clean
grease
from
joints
.
3
.
Lift
off
dust
cover
from
inner
CV
joint
and
remove
circlip
5
.
Clean
all
old
lubricantoff
shaftsplines
and
inner
joint's
retaining
joint
inner
hub
to
axle
shaft
.
See
Fig
.
14
.
splines
.
DRIVE
AXLES
-0
1
,
1
1,1
1
L
"I
C
OYA
Drive
axle-"
e
:>,
)
0006560
CV
joint
Fig
.
15
.
Support
CV
joint
at
inner
hub
duringpressing
operation
(ar-
rows)
.
NOTE-
To
inspect
a
CV
joint,
clean
away
the
grease
and
look
for
galling,pittihg
and
othersigns
of
wear
or
physical
damage
.
Polished
surfaces
or
visible
ball
tracks
alone
are
not
necessarily
cause
for
replacement
.
Discolora-
tion
due
to
overheating
indicates
lackof
lubrication
.
6
.
Place
new
clamping
bands
and
CV
boots
over
drive
ax-
le
.
NOTE-
When
replacing
CV
joint
boots,
usecomplete
CV
joint
boot
repair
kits
.
A
kit
will
include
a
new
boot,
clamping
bands,
special
lubricant,
and
anew
inner
CV
joint
cir-
clip
.
The
kit
is
available
from
an
authorized
BMW
dealer
parts
department
.
7
.
Apply
Loctite
®
270
or
an
equívalent
heavy-duty
lockíng
compound
to
drive
axlesplines
.
Position
new
CV
joint
on
shaft
so
that
raisedor
taller
side
of
hub
is
facing
shaft
.
WARNING
-
Fig
.
14
.
Dust
cover
shown
removed
from
inner
CV
joint
.
Clean
away
Do
not
let
the
locking
compound
contact
the
balls
in
grease
and
remove
circlip
(arrow)
from
shaft
end
.
the
joint
.
Apply
only
a
thin
coat
to
cover
the
splines
.
4
.
While
supporting
inner
hub,
press
axle
shaft
out
of
joint
.
8
.
While
supporting
axle
shaft,
press
inner
hub
of
CV
joint
See
Fig
.
15
.
onto
shaft
.
Install
new
circlip
.
NOTE-
Do
not
let
the
ball
hub
pivot
more
than
20°
in
the
outer
ring
of
the
joint
.
The
halls
will
fall
out
if
the
hub
ís
pivoted
too
far
.

9
.
Packeach
CV
joint
and
rubber
boot
with
specified
REAR
SUSPENSION
ARMS
amount
of
lubricant
supplied
.
Apply
adhesive
to
large
end
of
boot
and
mount
it
on
joint
.
Secure
boot
with
clamps
.
The
trailing
arms,
control
arms
and
their
mountingbushings
Apply
sealer
to
inner
CV
joint
dust
cover
and
instan
.
control
the
position
of
the
rear
wheels
.
A
damaged
suspen-
sion
arm
or
worn
bushings
will
change
the
rear
wheel
align
NOTE-
ment
and
may
adversely
affect
handling
and
stability
.
"
Before
installing
each
small
boot
clamp
be
sure
to
"burp"
the
boot
by
flexing
the
CV
joint
as
far
overas
it
WARNING
will
go
.
A
small
screw-driver
inserted
between
the
Do
notattempt
to
straighten
a
damaged
suspension
boot
and
the
axle-shaft
will
help
the
process
.
arm
.
Bending
or
heating
may
weaken
the
original
"
BMW
recommends
Bostil101513
or
EppleC4851
ad-
part
.
If
the
suspension
arm
shows
any
signs
of
hesive,
and
Epple®39
or
Curil©T
sealer
damage
or
excessive
corrosion,
it
must
be
re-
placed
.
CV
Joint
Lubricant
Capacity
"
Wheel
hub
end
ex
.
M3
..
..
.
....
.
.............
80
gram
(2.8
oz
.)
M3
..
...
.
..
.................
100
gram
(3
.5
oz
.)
"
Finaldrive
end
.................
85
gram
(3
.0
oz
.)
10
.
Install
drive
axle
as
described
earlier
.
1
.
Final
drive
carrier
2
.
Stabilizer
bar
3
.
Upper
control
arm4
.
Lower
control
arm5
.
Trailing
arm6
.
Trailing
arm
front
bracket
Fig
.
16
.
Rear
trailing
arms,
control
arms
and
final
drive
carrier
.
If
the
rear
brake
cine
is
disconnected
to
remove
a
trailing
arm,
the
complete
braking
system
must
be
bled
as
partof
the
installation
procedure
.
When
performing
repairs
to
rear
suspension
components,
refer
to
Fig
.
16
.
REAR
SUSPENSION
330-
9
0013112
REAR
SUSPENSION
ARMS

340-2
BRAKES
When
troubleshooting,
keep
in
mind
that
tire
inflation,
wear
and
temperature
can
affect
braking
and
suspension
.
See310
Front
Suspension
for
more
information
on
front
suspension
parts
inspection
.
Table
a
lists
symptoms
of
brake
problems,
their
probable
causes,
and
suggested
corrective
actions
.
Table
a
.
Brake
System
Troubleshooting
Symptom
1
Probable
cause
1
Repairs
Brake
squeal
a
.
Incorrectly
installed
brake
pads
or
a
.
Check
component
installation
.
parking
brake
shoes
b
.
Brakepad
carriers
dirty
or
corroded
b
.
Remove
brake
pads
and
clean
calipers
.
c
.
Brake
pad
anti-rattle
springs
faulty
or
c
.
Install/replace
anti-rattle
springs
.
missing
d
.
Brakepads
heat-glazed
or
oil-soaked
d
.
Replace
brake
pads
.
Clean
rotors
.
Replace
leaking
calipers
as
required
.
e
.
Wheel
bearings
worn
(noise
most
e
.
Replace
worn
bearings
.
See310
Front
Suspension
pronounced
when
turning)
or
330
Rear
Suspension
.
Pedal
goes
to
f
loor
when
braking
a
.
Brake
fluid
leve¡
low
due
to
system
a
.
Check
fluidlevel
and
inspect
hydraulic
system
for
leaks
signs
of
leakage
.
Fill
and
bleed
system
.
b
.
Master
cylinder
faulty
I
b
.
Replacemaster
cylinder
.
Low
pedal
after
system
bleeding
1
a
.
Master
cylinder
faulty
1
a
.
Replace
master
cylinder
.
Pedal
spongy
or
brakes
work
only
a
.
Air
in
brake
fluid
a
.
Bleedsystem
.
when
pedal
is
pumped
b
.
Master
cylinder
faulty
(interna¡
return
b
.
Replacemaster
cylinder
.
spring
weak)
c
.
Leaking
line
or
hose
unions
c
.
Repair
or
replace
lines
and
hoses
.
Bleed
system
.
Excessive
braking
effort
a
.
Brake
pads
wet
a
.
Use
light
pedal
pressure
to
dry
pads
while
driving
.
b
.
Brake
pads
heat-glazed
oroil-soaked
b
.
Replace
brake
pads
.
Clean
rotors
.
Replace
leaking
calipers
.
c
.
Vacuum
booster
or
vacuum
hose
con-
c
.
Inspect
vacuum
lines
.
Test
vacuum
booster
and
re
nections
to
booster
faulty
place
as
required
.
Test
vacuum
non-return
valve
for
one-way
air
flow
.
Brakes
pulsate,
chatter
or
grab
a
.
Warped
brake
rotors
a
.
Resurface
or
replace
rotors
.
b
.
Brake
padsworn
b
.
Replace
brake
pads
.
c
.
Brake
pads
heat-glazed
or
oil-soaked
c
.
Replace
brake
pads
.
Clean
rotors
.
Replace
leaking
calipers
.
Uneven
braking,
car
pulís
to
one
a
.
Incorrect
tire
pressures
or
worn
tires
a
.
Inspect
tire
condition
.
Check
and
correct
tire
pres-
side,
rear
brakes
lock
sures
.
b
.
Brake
pads
on
one
side
of
car
heat-
b
.
Replace
brake
pads
.
Clean
rotors
.
Replace
leaking
glazed
or
oil-soaked
calipers
.
c
.
Caliper
or
brake
pads
binding
c
.
Clean
and
recondition
brakes
.
d
.
Worn
suspension
components
d
.
Inspect
for
worn
or
damaged
suspension
compo-
nents
.
See
310
Front
Suspension
or
330
Rear
Sus-
pension
.
Brakes
drag,
bind
or
overheat
a
.
Brake
caliper
or
brake
pads
binding
a
.
Clean
or
replace
caliper
.(
b
.
Master
cylinder
faulty
b
.
Replacemaster
cylinder
.
WARNING
-
On
cars
with
All
Season
Traction
(AST),
special
BMW
service
equipment
is
required
to
properly
bleed
the
ABS/AST
system
.
For
safety
reasons,
the
brake
system
on
carswith
ABS/AST
must
not
be
bled
using
the
procedures
described
inthis
repair
group
.
BLEEDING
BRAKES
Brake
bleeding
is
usually
done
for
one
of
two
reasons
:
Ei-
ther
to
replace
oíd
brake
fluid
as
part
of
routine
maintenance
or
to
expel
trapped
air
in
the
system
that
resulted
from
open-
ingthe
brake
hydraulic
system
during
repairs
.
BLEEDING
BRAKES
Alwaysuse
new
brake
fluid
from
an
unopened
container
.It
is
important
to
bleed
the
entire
system
when
any
part
of
the
hydraulic
system
has
been
opened
.
On
cars
not
equipped
with
traction
control
(AST),
brake
system
bleeding
should
be
done
with
a
pressure
bleeder
.
On
cars
with
AST,
brake
bleed-
ing
should
be
done
by
an
authorized
BMW
dealer
.
WARNING
-
On
cars
with
All
Season
Traction
(AST),
special
BMW
service
equipment
is
requíred
to
properly
bleed
the
ABS/AST
system
.
For
safetyreasons,
the
brake
system
on
carswith
ABS/AST
must
not
be
bled
using
the
procedures
described
inthís
repair
group
.

6
.
Remove
brake
pads
from
caliper
.
Where
applicable,
carefully
pry
pad
wear
sensor
from
pad
.
See
Fig
.
5
.
Fig
.
5
.
Removing
brake
pad
wear
sensor
.
7
.
Inspect
brake
caliper
for
signs
of
leakage
.
Check
that
the
caliper
piston
slides
smoothly
into
caliper
.
Replace
caliper
if
any
faults
are
found
.
CAUTION-
With
the
pads
removed,
residual
hydreulic
pres-
sure
may
cause
the
caliper
piston
to
slide
out
.
Use
a
wooden
block
to
hold
the
piston
in
place
.
8
.
fnsert
brake
pad
wear
sensor
into
cutout
in
new
pad
where
applicable
.
14
.
Place
inner
brake
pad
(with
locating
spring)
ontobrake
NOTE-
caliper
piston
.
Route
pad
wear
sensor
wiring
through
lf
the
brake
lining
indicator
light
illuminated
prior
to
caliper
opening
and
bleeder
dust
cap
.
brake
pad
replacement,
the
wear
sensor
should
be
re-
placed
.
15
.
The
remainder
of
installation
is
reverse
of
removal
.
"
Do
not
lubricate
guide
boits
.
9
.
Slowly
press
piston
back
into
caliper
.
Use
cace
not
to
"
Once
brake
assembly
is
installed
depress
brakepedal
damage
piston
dust
sea¡
.
See
Fig
.
6
.
severa¡
times
before
driving
vehicle
.
NOTE-
"
Open
caliper
bleeder
screw
when
pressing
piston
Tightening
Torques
back
into
caliper
.
Catch
expelled
fluidin
appropriate
"
Brake
caliper
to
brake
pad
container
.
This
procedure
is
highly
recommended
in
carrier
(guide
bolt)
..........
...
.
.
30
Nm
(22
ft-Ib)
the
case
of
cars
with
ABS
.
"
Road
wheel
to
hub
.....
.
..
100±10
Nm
(74±7
ft-Ib)
"
Open
the
bleeder
screw
only
when
applying
force
to
the
piston
.
Do
not
allow
airto
be
drawn
in
through
the
bleeder
screw
.
"
Pressing
the
caliper
piston
in
may
cause
the
brake
flu-
id
reservoir
to
overflow
.
To
prevent
this,
use
a
clean
syringe
to
first
remove
some
fluid
from
the
reservoir
.
BRAKES
340-
5
0012157
Fig
.
6
.
Brake
caliper
piston
being
pressed
into
caliper
to
make
room
for
new
pads
.
Usea
rag
toprotect
caliper
piston
and
seals
.
10
.
Thoroughly
clean
inner
and
outer
surfaces
of
brake
ro-
tor
.
Inspect
rotor
for
cracks,
signs
of
overheating
and
0012156
scoring
.
11
.
Measure
thickness
of
rotor
.
See
Table
b
.
If
rotor
does
not
pass
minimum
thickness
requirements,
or
is
dam-
aged,
replace
as
described
later
.
12
.
Thoroughly
clean
all
contact
points
on
caliper
and
brake
pad
carrier
.
Clean
guide
bolts
and
make
surethey
slide
freely
13
.
Lightly
coat
pad
contact
points
with
brake
anti-squeal
paste
.
Place
outer
brake
pad
onto
caliper
.
Applya
small
amount
of
grease
to
thetop
and
bottom
contact
points
where
the
caliper
contacts
the
pad
carrier
.
BRAKE
PADS,CALIPERS,
ANDROTORS

GENERAL
.
....
.
.
.
.
.
.......
.
.
.
.
.
...
.
.
.
400-1
INTERIOR
EQUIPMENT
......
.
.
.
.......
400-4
Seats
and
Seatbelts
.
.
.
.
.
.
.....
.
.
.
.
.
..
.
..
400-4
BODY
ASSEMBLY
.
.
.
.
.
.....
.
.
.
.
.
.
.
.
.
.
.400-2
Instruments
and
Controls
.
..
....
.
.
.
.
.
.
.
...
400-4
Exterior
and
Aerodynamics
....
.
.
.
.
.
.
.
.
.
.
.
400-2
Central
Body
Electronics
.......
.
.
.
...
.
...
400-5
Coupe
Models
..
.
.
.
.
.
.......
.
.
.
.
.
.
.
.
.
..
400-3
Electronic
Immobilization
System
.
.
.
...
.
...
400-5
Convertible
Models
.
.
.
.
.
.
.
.....
.
.
.
.
.
.
.
..
400-3
Heating
and
Air
Conditioning
.
...
.
.
.
.
.
.
.
...
400-6
GENERAL
This
section
covers
system
descriptions
and
general
ser-
vice
information
for
the
repair
groupsfound
in
4
Body
and
5
Body
Equipment
.
When
working
or
servicing
cars
equipped
with
SRS
air-
bag(s),
the
following
precautions
must
be
observed
to
prevent
injury
.
F19
.1
.
The
BMW
E36
coupe
.
400
Body-General
BODY-GENERAL
400-1
WARNING
-
"
Airbags
are
inflated
by
an
explosivedevice
.
Han-dled
improperly
or
without
adequate
safeguards,
airbag
units
can
be
very
dangerous
.
Special
pre-cautions
must
be
observed
prior
to
any
work
ator
near
the
driver's
side
airbag,
the
passenger's
side
airbag
(where
applicable),
or
the
side-impact
aírbags
(where
applicable)
.
See
721
Airbag
Sys-
tem
(SRS)
.
"
Always
disconnect
the
battery
and
cover
the
neg-
ative
(-)
battery
terminalwith
an
insulator
before
starting
diagnostic,
troubleshooting
or
service
work
oncars
fitted
with
SRS,
and
before
doíng
any
welding
on
the
car
.
0013098
GENERAL