1993 BMW M3 wheel bolts

210-
6
CLUTCH

9
.
Clean
and
inspectrelease
bearing
guide
sleeve
on

transmission
.
Install
release
lever
and
release
bearing
.

See
Fig
.
11
.

A

0011582

Fig
.
11
.
Clutchrelease
bearing
correctly
installed
on
guide
sleeve
(A)
.
Bearing
tabs
(B)
align
with
contact
points
(C)
on
release
lever
.

10
.
Insta¡¡
transmission
.
See230
Manual
Transmission
.

Tightening
Torques

"
Flywheel
to
crankshaft
(use
new
bolts)

M42/M44
engines
....
.
..
...
....
120
Nm
(89
ft-Ib)
All
others
..........
..
.
..
......
105
Nm
(77
ft-Ib)

"
Pressure
píate
to
flywheel

M8
8
.8
grade
......
...
.
.
........
24
Nm
(18
ft-Ib)
M8
10
.9
grade
.....
..
..
..
.......
34
Nm
(25
ft-Ib)

CLUTCH
MECHANICAL

Transmission
pilot
bearing,
replacing

1
.
Remove
clutch
as
described
earlier
.

2
.
Remove
transmission
pilot
bearing
from
end
ofcrank-

shaft
using
BMW
special
tool
no
.
11
2
340,
or
equiva-
lent
.

3
.
Press
new
bearing
finto
placeusing
BMW
Specíal
Tool

no
.
11
2
350,or
equivalent
.

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
.

310-2



FRONT
SUSPENSION

WARNING-

"
Physical
safety
could
be
impaired
if
procedures
described
here
areundertaken
without
the
proper
service
tools
and
equipment
.
Be
sure
to
have
the
right
tools
onhand
before
beginning
any
job
.

"
Do
notreuse
self-locking
nuts
or
bolts
.
They
are
designed
to
beused
only
once
and
may
fail
if
re-
used
.
Always
replace
self-locking
fasteners
any
timethey
are
loosenedor
removed
.

"
Do
not
install
bolts
and
nuts
coated
with
under-
coating
wax,
as
the
correct
tightening
torque
can-
not
beassured
.
Always
clean
the
threads
with
solventbefore
installation,
or
install
new
parts
.

"
Do
not
attempt
to
weld
or
straighten
any
suspen-
sion
components
.
Replace
damaged
parts
.

SHOCK
ABSORBERS
AND
SPRINGS

The
complete
front
strut
assembly
is
shown
in
Fig
.
2
.
Most

strut
assembly
components
are
available
asreplacement

parts
.

NOTE-

Struts
andlor
springs
shouldalways
be
replaced
in
parts
.

Strut
assembly,
removing
and
installing

1
.
Raisecar
and
remove
front
wheel
.

WARNING-

Make
sure
that
the
car
is
firmly
supported
on
jack
standsdesigned
for
the
purpose
.
Place
the
jack
standsbeneath
a
structural
chassis
point
Do
not
place
jack
stands
under
suspension
parts
.

2
.
Unbolt
brake
caliper
assembly,
keepingbrake
hose
connected
.
Detach
brake
hose
from
strut
assembly
.

Suspend
brake
caliper
from
chassis
using
stiff
wire
.
Re-
move
brake
rotor
.
See
340
Brakes
.

SHOCKABSORBERS
AND
SPRINGS

0011191
Fig
.
2
.



Front
strut
assembly
with
steering
arm,
front
hub,
front
spring
and
strut
upper
mount
.

3
.
Remove
ABS
wheelspeed
sensor
.
See
Fig
.
3
.

4
.
Disconnect
ABS
sensor
wire
harness
and
brake
pad
wear
sensor
wire
harness
(left
side
only)
from
strut
housing
.

5
.
OnM3
modeis
:
Disconnect
stabilizer
bar
link
from
strut
.

Fig
.
3
.



ABS
wheel
speed
sensor
mounting
bolt
(arrow)
.

NOTE-

Note
flats
on
stabilizer
bar
linkball
joint
for
placement
of
open
end
wrench
.

CAUTION-
Do
not
remove
center
strut
retaining
nut
.

8
.
Lower
strut
assembly
from
car
.

NOTE-

Store
the
removed
strut
assembly
upríght
.
Do
not
allow
it
to
líe
horizontally
or
upside-down
for
any
lengthoftime
.
If
íncorrect
storage
has
occurred,
place
the
strut
assembly
upríght
wíth
the
rod
fully
extended
for
at
least
24
hours
.

0012117

FRONT
SUSPENSION



310-3

6
.
Unbolt
splash
shield
and
steering
arm
from
strut
.
Sus-



Fig
.
4
.



Strut
and
steering
arm
assembly
.
pend
steering
arm
assembly
from
chassis
using
stiff
wire
.
See
Fig
.
4
.

1
.
Nut



6
.
Bolt
2
.
Strut



7
.
Bolt
3
.
ABS
wheel
speed
sensor



8
.
Flat
washer
4
.
Cable
holder



9
.
Self-locking
nut
5
.
Steering
arm



10
.
Washer
11
.
Bolt

9
.
Installation
is
reverse
of
removal
.
Be
sure
to
use
new

CAUTION-



self-locking
nuts
and
bolts
.

The
steering
arm
ball
joint
can
be
damaged
if
the



"
Use
new
steering
arm
mounting
bolts,
or
clean
bolts
arm
is
allowed
to
hang
unsupported
.



and
use
Locktite
®
270
orequivalent
thread-locking
compound
.

7
.
Support
strut
assembly
from
below
.
From
above,
re-



"
On
M3
models
:
When
attaching
stabilizer
link
to
strut,

move
three
strut
mounting
nuts
on
strut
tower
.



use
a
thin
wrench
to
hold
flats
on
link
parallelto
strut
.
"
Have
car
professionally
aligned
When
job
is
complete
.

Tightening
Torques

"
Brake
caliper
to
steering
arm
......
110
Nm
(81
ft-lb)

"
Road
wheel
to
hub
.........
100±10
Nm
(74
t7
ft-Ib)

"
Stabilizer
bar
link
to
strut
(M3)
.....
.
59
Nm
(44
ft-lb)

"
Steering
arm
to
strut
housing

"
(encapsulated
bolts-always
replace)
107
Nm
(78
ft-lb)

"
Strut
assembly
to
strut
tower

(self-locking
nuts)
........
...
..
..
.
24
Nm
(16
ft-Ib)

SHOCK
ABSORBERS
AND
SPRINGS

310-
6



FRONT
SUSPENSION

3
.
Working
at
steering
arm,
remove
control
arm
balljoint

nut
.
See
Fig
.
8
.
Press
ball
joint
out
ofsteering
arm
.

Fig
.
8
.



Control
arm
ball
joint
nut
at
steering
arm
(arrow)
.

4
.
Remove
control
arm
to
subframe
crossmember
ball
joint
nut
.
Separate
ball
joint
from
crossmember
.
Work-

ing
at
other
end
of
control
arm,
remove
bolts
attaching

control
arm
bushing
carrier
to
body
.
See
Fig
.
9
.

Fig
.
9
.



Control
arm
bushing
carrier
bolts
(arrows)
.

0012117
0011960

5
.
Installation
is
reverse
of
removal
.
Make
sure
al¡
thread
bores,
bolts,
nuts
and
mating
surfaces
are
clean
.
Use
new
self-locking
nutsor
bolts,
where
applicable
.

WARNING-
"
Do
not
reuse
self-locking
nuts
or
bolts
.
They
are
designed
to
be
used
only
once
and
may
failif
re-
used
.

"
Bolts
and
nuts
coated
with
a
focking
compound
from
the
factory
shouldnot
be
refnstalled
.
Always
replace`micro-encapsulated"
fasteners
such
as
the
steering
arm-to-strutbolts
.

CONTROL
ARMS

Tightening
Torques

"
Control
arm
balljoint
to

subframe
crossmember
.
..
...
...
.
.
85
Nm
(62
ft-Ib)

"
Control
arm'ball
joint
to
steering
arm
.
65
Nm
(48
ft-Ib)

"
Control
arm
bushing
carrier
to
body
.
.
47
Nm
(34
ft-Ib)

"
Stabilizer
bar
link
to
control
arm
(M8)
.
42
Nm
(31
ft-Ib)

"
Road
wheel
to
hub
.
...
...
.
.
100±10
Nm
(74±7
ft-Ib)

Outer
control
arm
ball
joint,
replacing

(except
M3
models)

On
all
models
except
Mas,
the
outer
balljoint
is
available
as

a
replacement
part
.
The
ball
joint
can
be
replaced
with
the

control
arm
installed
.

Special
tools
are
requiredto
replace
the
balljoínt
.
Read
the

procedure
through
before
beginning
thejob
.

1
.
Disconnect
stabilizer
bar
link
from
control
arm
asde-

scribed
later
in
this
repair
group
.

NOTE-
On
M3
models,
the
stabilizer
bar
link
attaches
to
the
strut
.
tt
fs
not
necessary
to
disconnect
the
stabilizer
bar
link
on
M3
models
for
thfs
repair
procedure
.

2
.
Loosen
nut
for
balljointuntil
it
contacts
steering
arm
.

3
.
Using
a
suitable
ball
joint
tool,
separate
joint
from
steer-

íng
arm
.
Remove
ball
joint
mounting
nut
and
pullball

joint
out
of
steering
arm
.

4
.
Mark
position
of
balljoint
guide
to
control
arm
.
See
Fig
.

10
.

0012718

Fig
.
10
.
Mark
installed
position
of
ball
joint
guide
to
control
arm
(sr-
row)
.

5
.
Move
suspension
strut
out
of
way
and
press
ball
joint
out
of
control
arm
.

310-
8



FRONT
SUSPENSION

FRONT
WHEEL
BEARINGS

The
front
wheel
bearings
are
permanently
sealed
and
re-

quire
no
maintenance
.
The
bearing
is
integral
with
the
wheel

hub
and
pressed
onto
the
steering
arm
stub
axle
.

Special
press
tools
are
requiredto
replace
the
front
wheel

bearings
.
Read
the
procedure
through
before
beginning
the

job
.

Front
wheel
bearing,
replacing

1
.
Raise
car
and
remove
wheel
.

WARNING-

Make
sure
that
the
car
is
firmly
supportedon
jack

stands
designed
for
the
purpose
.
Place
the
jack

stands
beneatha
structural
chassis
point
.
Do
not

place
jack
stands
under
suspension
parts
.

2
.
Pry
off
dust
cap
from
centerof
wheel
hub
.
Bend
back

staked
part
of
wheel
hub
(axle)
collar
nut
.
See
Fig
.
13
.

Fig
.
13
.
Staked
part
of
wheel
hub
collar
nut
to
be
bent
back
(arrow)
.

3
.
Remount
wheel
and
lug
bolts
.

4
.
Lower
canto
ground
.
With
an
assistant
applying
brakes,

loosen
collar
nut
.
Do
not
remove
completely
.

NOTE-

The
wheel
hub
collar
nut
is
tightened
to
a
torque
of
290
Nm
(214
ft-Ib)
.
Make
sure
the
car
is
firmly
on
the
ground
.

FRONT
WHEEL
BEARINGS

6
.
Remove
ABS
wheel
speed
sensor
.
Refer
to
Fig
.
3
.

7
.
Remove
brake
caliper
assembly
and
brake
rotor
as
de-

scribed
in
340
Brakes
.
Leave
brakehose
connected
to

caliper
.
Suspend
caliper
assembly
from
chassis
using

stiff
wire
.

8
.
Remove
wheel
hub
collar
nut
.

9
.
Remove
wheel
hub
with
integral
wheel
bearing
from

steering
arm
using
a
puller
.
See
Fig
.
14
.

0011200

Fig
.
14
.
Wheel
hub
with
integral
wheel
bearing
being
removed
using
a

puller
.

NOTE-
If
bearing
inner
race
stays
on
steering
arm,
remove
splash
guard
and
usetwo
jaw
puller
to
remove
race
.

10
.
Insta¡¡
splash
guard
and
new
dust
shield
behind
bear-

ing
.
Press
new
wheel
hub/bearing
assembly
on
using

appropriate
press
tools
.

NOTE-

When
pressing
the
wheel
hublbearing
on,
apply
force
only
to
the
bearing
inner
race
.

11
.
Install
new
collar
nut
.
Do
not
tighten
nut
to
its
final

torque
atthis
time
.

"
Install
brake
rotor
and
brake
caliper
.
See
340
Brakes
.

"
Mount
wheel
and
lug
boits
.
Lower
canto
ground
to
gain

leverage
.

12
.
With
an
assistant
applying
brakes,
tighten
collar
nut

and
then
stake
nut
toaxle
.

5
.
Raise
car
and
remove
wheel
.



13
.
Raisecar
and
remove
wheel
.

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)

320
Steering
and
Wheel
Alignment

GENERAL
...
.
.
.
...
.
....
.
.
.
.
.
.
.
.
.
...
.
.
320-1



Outer
tie
rod
end,
replacing
.
...
.
.
.
.
.
.
.
...
.
320-4

Tie
rod,
replacing
.
.
.
.
.
.
.
.......
.
.
.
.
.
...
.
320-5

STEERING
WHEEL



320-1

Steering
wheel,
removing
and
installing
.....
320-1



WHEEL
ALIGNMENT
.
.
.
.........
.
.....
.320-5

POWER
STEERING
SYSTEM
.
.
.
.
.
.
.....
320-2



Front
Toe-in
and
Toe
Difference
Angle
.
.
...
.
320-6

Power
steering
pump,



Rear
Toe-in
.
.
.
.
.
.
.
...
.
................
320-6
removing
and
installing
..
.
.
.
.
.
.
.
.
.
.....
320-2



Wheel
Alignment
Specifications
.....
.
......
320-6

Power
steering
system,
bleeding
and
filling
.
.
320-3

STEERING
GEAR
.
.
.
.
...
.
.
.
.
.
.
.
.
.
.....
320-3

Steering
gear
rack,

removing
and
installing
.
...
.
..
.
..
..
..
.
..
.
320-3

GENERAL



STEERING
WHEEL

This
repair
group
covers
servicing
of
the
mechanical
and



The
BMW
E36
is
equipped
with
an
SRS
airbag
mounted
in

hydraulic
components
of
the
steering
system,
including
wheel



the
steering
wheel
.
Improper
handling
of
the
airbag
could
alignment
information
.



cause
serious
injury
.
The
airbag
is
an
explosivedevice
and

should
be
treated
with
extreme
caution
.
Always
follow
the
air-

The
variable-assist
power
steering
system
consistsof
an



bag
removal
procedure
as
outlined
in
721
Airbag
System

engine-driven
hydraulic
pump,
a
rack-and-pinion
steering



(SRS)
.

gear
assembly
with
an
integral
hydraulic
control
valve,
and

connecting
linkage
to
the
road
wheels
.



WARNING-

"
The
BMW
Supplemental
Restraint
System
(SRS)
At
lowspeeds,
maximum
power
assist
is
provided
to
ease



is
complex
and
special
precautions
must
be
ob-

parking
and
city
driving
.
At
high
speeds,
assist
is
reduced
to



served
when
servicing
.
Serious
injury
may
result

ensure
stability
.
The
power
steering
system
varies
assist



if
system
service
is
attempted
by
persons
unfa-

based
on
engine
speed
.



miliar
with
the
BMW
SRS
and
its
approved
ser-
vice
procedures
.
BMW
specifies
that
all

ING-



inspection
and
service
shouldbe
performed
by
WARN
an
authorized
BMW
dealer
.
"
Do
not
reuse
self-locking
nuts
.
They
are
de-signed
to
beused
only
once
and
may
failif
re-



"
BMW
Supplemental
Restraint
Systems
(SRS)
used
.
Always
replace
them
with
new
locking
nuts
.



are
equipped
with
a
back-up
power
supply
inside
the
SRS
control
module
.
A
10minute
waiting
"
Do
not
ínstall
bolts
and
nuts
coated
with
under-



shouldbe
observed
after
the
battery
cable
has
coating
wax,
as
correct
tightening
torque
cannot



been
disconnected
.
This
will
allow
the
reserve
be
assured
.
Always
clean
the
threads
with
sol-



power
supply
to
discharge
.
vent
before
installation,
or
install
new
parts
.

"
Do
not
attempt
to
weldor
straighten
any
steering
components
.
Always
replace
damaged
parts
.

NOTE-

For
information
on
steering
column-mounted
switches
and
the
ignition
lock,
see
612
Switches
and
Electrical
Accessories
.

STEERING
AND
WHEEL
ALIGNMENT



320-1

Caster
and
Camber
.
.
.
.
.
...........
.
....
320-5

TABLES

a
.
Front
Wheel
Alignment
Specifications
.
...
.......
320-6
b
.
Rear
Wheel
Alignment
Specifications
.
...
.......
320-6

Steering
wheel,
removing
and
installing

1
.
Center
steering
wheel
.
Make
sure
front
wheelsare

pointed
straight
ahead
.

2
.
Disconnect
negative
(-)
cable
from
battery
and
cover

terminal
with
insulating
material
.

CAUTION-
Prior
to
disconnectiog
the
battery,
read
the
battery
disconnection
cautions
given
at
the
front
of
this
manual
on
page
viii
.

STEERING
WHEEL