torque BMW M3 1992 E36 Workshop Manual

515-2



CENTRAL
LOCKING
AND
ANTI-THEFT

0013117

Fig
.
1
.



4-door
cars
:
Remove
lower
retaining
boltat
base
of
window
rear
guide
rail
and
pivot
rail
out
of
door
.

Fig
.
3
.



Front
door
lock
mounting
screws
(arrows)
.

uu11686
0012685

Fig
.
4
.



Pry
out
locklinkage
(A)
from
plastic
retainer
.
Lift
door
lock
mechanism
slightly
to
Rmove
latching
pin
from
lock
gate
(B)
.
Door
lock
mechanism
shown
removed
from
door
.
0013073
Fig
.
2
.



Inside
door
handle
retaining
screw
(A)
Unhook
linkage
from
handle
at
B
.



9
.
Installation
is
reverse
of
removal,
noting
the
following
:

DOOR
HANDLES
AND
LOCKS

"
Install
lock
mounting
bolts
with
Loctite
0
270
or
equiva-
lent
thread-locker
.
"
Reconnect
power
window
motor
harness
connector
.
"
Usenew
mounting
bolts
when
reinstalling
the
side-ím-
pact
airbag
to
the
door
(where
applicable)
.
"
Secure
wire
harnesses
with
wire
ties
.
"
Check
function
of
door
lock
and
window
mechanism

before
reinstalling
inner
door
panel
.

Tightening
Torques

"
Door
lock
to
door
......
.
..........
9
Nm
(80
in-lb)

"
Window
guide
to
door
........
.
...
10
Nm
(89
in-lb)

515-4



CENTRAL
LOCKING
AND
ANTI-THEFT

11
.
Installation
is
reverse
of
removal
.
Keep
in
mind
the
fol-



4
.
Remove
screws
mounting
bottom
of
window
rear
track

lowing
:



to
door
.
See
Fig
.
9
.

"
Make
sure
rubber
seal
for
handle
is
correctly
posi-

tionedbefore
tightening
mounting
fasteners
.

"
Install
exteriortrim
piece
and
then
use
a
hooked
tool
to

pull
locking
plate
into
locked
position
.
Make
sure
door

handle
trim
contacts
body
evenly
before
locking
trim

in
place
.

"
Use
new
mounting
bolts
when
reinstalling
the
side-im-

pactairbag
to
the
door(where
applicable)
.
Reset
SRS

warning
light
and
clear
SRS
fault
memory
using
spe-

cial
test
equipment
.
See
721
Airbag
System
(SRS)
.

"
Reconnect
al¡
harness
connectors
(including
power

window
motor)before
installing
door
panel
.

"
Secure
wire
harnesses
withwire
ties
.

"
Adjust
and
reinitialize
windows
.
See
512
Door
Win-

dows
.

Tightening
Torque

"
Collar
nut
to
doorhandle
..........
10
Nm
(89
in-lb)

1.
Remove
rear
door
panel
and
vapor
barrier
as
described

in
411
Doors
.

2
.
Remove
window
from
rear
dooras
described
in
512

Door
Windows
.

3
.
Disconnect
andremove
inside
door
handle
.
See
Fig
.
8
.

0013073

Fig
.
8
.



Inside
door
handle
retaining
screw
(A)
Unhook
linkage
from
handle
at
B
.

DOOR
HANDLES
AND
LOCKS

Fig
.
9
.



Rear
window
track
lower
fasteners
(arrows)
.

Reardoor
lock,
removing
and
installing



5
.
Remove
window
rear
track
top
screw
and
move
track

aside
.
See
Fig
.
10
.

Fig
.
10
.
Rear
window
track
top
screw
(arrow)
.

6
.
Remove
screw
from
lock
button
linkage
rod
retainer
.
Lift

rod
out
of
retaining
clip
.
See
Fig
.
11
.

7
.
Disconnect
door
lock
harnessconnector
.

8
.
Remove
door
lock
screws
.
See
Fig
.
12
.

0013085

9
.
Move
lock
upslightly
to
disengage
from
exterior
handle

linkage
.
Remove
lock
from
inside
door
.

0011688

Fig
.
11
.
Rear
door
lockbutton
linkage
rod
retainer
(A),
rod
retaining
clip
(B),
and
harness
connector
(C)
.

Fig
.
12
.
Rear
door
lock
mounting
screws
(arrows)
.

0011687

10
.
Installation
is
reverse
of
removal
.
Keep
in
mind
the
fol-
lowing
:

"
Insta¡¡
lock
mounting
boits
with
Loctite
©
270
or
equiva-

lentthread-locker
.

"
Reconnect
power
window
motorharness
connector

before
installing
door
panel
.

"
Secure
wire
harnesses
with
wire
ties
.

"
Adjust
window
as
described
in
512
Door
Windows
.

Tightening
Torque

"
Door
lock
to
door
.
...
.
..
..........
9
Nm
(80
in-lb)

CENTRAL
LOCKING
AND
ANTI-THEFT



515-5

Rear
door
handie,
removing
and
installing

1
.
Remove
rear
door
panel
and
vapor
barrier
as
described
in
411
Doors
.

2
.
Remove
window
from
rear
door
as
described
in
512

Door
Windows
.

3
.
Remove
door
lock
as
described
earlier
.

4
.
Pry
out
access
plug
in
end
of
door
.
Use
screwdriver
through
access
hole
to
slide
exterior
trim
locking
plate
into
released
position
.
See
Fig
.
13
.
Remove
doorhan-
dle
exterior
trim
piece
.

u
.]lbbl

Fig
.
13
.
Insert
screwdriver
into
access
hole
and
push
locking
plate
forward
(arrow)torelease
exterior
handle
trim
.

5
.
Remove
door
handle
mountingscrews
while
support-

ing
handle
.
See
Fig
.
14
.

Fig
.
14
.
Reardoor
handle
mounting
screws
(arrows)
.

0011684

DOOR
HANDLES
AND
LOCKS

515-6



CENTRAL
LOCKING
AND
ANTI-THEFT

6
.
Remove
door
handle
assembly
from
inside
door
.

7
.
Installation
is
reverse
of
removal
.
Keep
in
mindthe
fol-

lowing
:

"
Make
sure
rubber
seal
for
handle
is
correctly
posi-

tionedbefore
tightening
mounting
fasteners
.

"
Install
exterior
trim
piece
and
then
use
a
hooked
toolto

pull
locking
plate
into
locked
position
.
Make
sure
door
handle
trim
contacts
body
evenly
before
lockingtrim

in
place
.

"
Reconnect
all
harness
connectors
(including
power

window
motor)before
installing
door
panel
.

"
Secure
wire
harnesses
withwire
ties
.

"
Adjust
windowas
described
in
512
Door
Windows
.

Tightening
Torque

"
Rear
door
handle
mounting
screws
..
10
Nm
(89
in-lb)

NOTE

If
the
striker
backup
plate
fafls
into
the
body
cavlty,
it
can
be
retrieved
after
removing
the
inside
trim
from
the
B-pillar
(door-post
pillar)
.

Tightening
Torque

"
Striker
plate
to
body
pillar
..........
28
Nm
(20
ft-lb)

LOCKING
ACTUATORS

Door
Locking
Actuator

The
front
door
lock
mechanism
and
actuator
are
shown
in
Fig
.
15
.
The
rear
door
lock
and
actuator
are
similar
.
The
lock
must
first
be
removed,
as
described
earlier,
to
replace
the
ac-
tuator
.

if
defective
.

LOCKING
ACTUATORS

Connections
to
door
handle

®
o

_



Attaching
pin
0

O~
Lock
mechanism

0012082

Fig
.
15
.
Front
door
lock
mechanism
and
related
parts
.
Rear
lock
mechanism
is
similar
.

Door
striker,
replacing



Luggage
compartment
locking
actuator,

removing
and
installing
The
door
striker
contains
an
electrical
contact
switch
.
If
the

switch
is
faulty,
the
striker
must
be
replaced
.
To
remove
the



1
.
Raise
trunk
lid
.
Remove
tool
kit
and
trunk
lid
trim
panel
.

striker,
remove
the
mounting
bolts
.
Disconnect
the
harness



See
Fig
.
16
.

connector
from
the
striker
.

0013162

Fig
.
16
.
Trunk
lid
trim
and
tool
kit
retainíng
screws
and
clips
(arrows)
.

2
.
Disconnect
actuating
rod
from
lock
.
See
Fig
.
17
.

3
.
lJnplug
two
wíring
connectors
from
actuator
.
See
Fig
.

18
.

NOTE
-

"
lf
just
one
of
the
centrallocking
drives
does
not
oper-



NOTE-

ate,
the
lockinglinkage
could
be
frozen
orstiff
enough



The
actuator
is
adjustable
.
Matchmark
the
attaching
to
prevent
actuatonof
the
drive
.
Try
remove
the
finte-



screws
before
removal
.

rior
doorpanel
and
lubricating
the
locking
linkage
as
the
first
step
.



4
.
Remove
actuator
attaching
screws
.
Pull
actuator
back-

"
The
actuator
is
not
serviceable
and
mustbe
replaced



wards
from
behind
metal
shield
to
remove
.

5
.
installation
is
reverse
of
removal
.
Align
actuator
screws
with
matchmarks
during
installation
.

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)

4
.
Rear
adjustment
:
Loosen
rear
adjusting
wedges
and
push
in
or
out
until
rear
of
sunroof
is
aligned
correctly
withroof-top
.
See
Fig
.
5
.

0013103
Fig
.
5
.



Adjust
rear
of
sunroof
by
loosening
nuts
1
and3
.
Push
adjust-
íng
wedges2
in
or
out
to
achieve
correctheight
.

NOTE-

"
Push
sunroofforward
before
retightening
wedge
fas-
teners
.

0013170

Fig
.
6
.



Adjust
front
of
sunroof
by
loosening
screw
(arrow)
.
Push
sun-
roof
up
or
down
to
achieve
correctheight
.

SUNROOF
540-
3

NOTE-

Use
Loctite®
270
or
an
equivalent
thread
sealing
com-
pound
when
reinstalling
theretaining
screws
.
Alterna-
tively,
install
new
screws
.

6
.
Open
sunroof
slightly
.
Rear
of
sunroofshould
be2
to
3
mm
below
surface
of
roof
.

7
.
Slide
sunroof
liner
slowly
and
carefully
forward
out
of
roof
cavity
as
far
as
possible
.

Sunroof
Height
Adjustment
Specifications

"
Rear
........
....
.
.
flush/1
mm
higher
than
roof
top
"
Front
...
..
.
....
..
.
..
flush/l
mm
lower
than
roof
top

Tightening
Torque

"
Front
orrear
adjusting
fasteners
...
...
6
Nm
(53
in-lb)

Sunroof
motor,
removing
and
installing
"
Use
Loctite®270
oran
equivalent
thread
sealing
com-
pound
when
reinstalling
the
retaining
fasteners
.
Alter-



The
sunroofshould
be
in
theclosed
posítion
before
remov-
natively,install
new
fasteners
.



ing
or
installing
the
sunroof
motor
.
If
necessary,
manually

5
.
Front
adjustment
:
Loosen
retaining
screws,
then
push



close
the
sunroof
panel
as
described
under
Sunroof
panel,

frontof
sunroof
panel
up
or
down
until
it
is
aligned
cor-
emergency
ciosing
.

rectly
with
roof-top
.
Retighten
screws
.
See
Fig
.
6
.



1
.
With
ignition
switch
off,
Rmove
access
panel
from
be-low
sunroof
motor
.
Refer
to
Fig
.
2
.

2
.
Remove
sunroof
motormountingscrews
.
See
Fig
.
7
.

0011825

Fig
.
7
.



Sunroof
motor
mountingscrews
(A
and
B)
.
Screw
at
A
is
longer
than
screws
at
B
.

SLIDE-TILT
SUNROOF

540-
4
SUNROOF

3
.
Disconnect
harness
connector
from
motor
and
remove

motor
.

4
.
Installation
is
reverse
of
removal
.
Be
sure
the
motor
is
in
the
"closed"
position
before
installing
it
to
the
sunroof

carrier
.
See
Fig
.
8
.

SLIDE-TILT
SUNROOF

0011813

Fig
.
8
.



Sunroof
motor
in
"closed"
position
.
Hole
(arrow)
in
large
gear

aligns
with
shafts
on
both
gears
(to
mid-1994)
.

NOTE-

On
cars
manufacturedfrom
mid-1994,
the
sunroof
mo-

tor
gearassembly
is
encased
and
cannot
be
seen
.
Be-

fore
installing
the
motor
in
the
roof,
connect
electrical

harness
connector,
operate
switch
to
rear
until
motor

stops,
then
to
front
until
motor
stops
.
Then
install
motor

in
roof
.

Tightening
Torque

"
Sunroof
motor
to
motor
carrier
.
.
.
.
.
2
.8
Nm
(25
in-lb)

Convertible
top
drive
motor,
replacing



5
.
Working
in
convertible
top
storage
compartment
be-
hind
driver's
seat,
remove
convertible
top
linkage
rods
1
.
Open
convertible
top
partially,
stopping
when
convert-



from
top
of
motor
.
Refer
to
Fig
.
11
.
ible
top
lid
is
fully
upen
.
Remove
lid
.

2
.
Release
luggage
compartment
lock-out
by
pressing
on
microswitch
in
right
convertible
top
lid
latch
.
See
Fig
.

14
.

0012745

Fig
.
14
.
Rightside
convertible
top
lid
latch
.
Arrow
points
to
location
of
luggage
compartment
lock-out
microswitch
.

3
.
Open
luggage
compartment
.
Remove
trim
and
inner

lining
from
left
side
of
compartment
.

4
.
Disconnect
electrical
harness
connectors
at
top
motor
.

Release
emergency
release
cable
from
lever
.
Push
le-

ver
up
to
release
motor
.
See
Fig
.
15
.

uu12759

Fig
.
15
.
Convertible
top
motor
(A)
and
release
lever
(B)
in
luggage

compartment
.

CONVERTIBLE
TOP



541-
7

6
.
Remove
four
fastenersholding
motor
to
body
and
re-

move
motor
through
luggage
compartment
.
See
Fig
.

16
.

0012761

Fig
.
16
.
Convertible
top
motor
mountingscrews
(arrows)
.
Gasket
(A)
mustbe
renewed
when
motor
is
replaced
.

7
.
Installation
is
reverse
of
removal
.
Keep
the
following
in

mind
:

"
Replace
sealing
gasket
between
top
of
motor
and

body
.

"
Securemotormountingscrews
with
Locktite
®
270
or
equivalent
.

Tightening
Torque

"
Convertible
top
motor
to
body

mountingscrews
...
...
.
.
.........
10
Nm
(7
.5
ft-Ib)

Convertible
Top
Emergency
Operation

A
malfunction
in
the
electrical
system
or
another
fault
in
the

convertible
top
mechanism
can
cause
the
automatic
or
semi-
automatic
top
to
be
stuck
in
open,
shut,
or
intermediate
posi-

tion
.
The
following
general
procedures
are
suggested
in
order

to
close
the
top
in
an
emergency
situation
.
Resetting
proce-

dures
for
convertible
top
synchronization
after
emergency
clo-

sure
are
beyond
the
scope
of
this
manual
.

Main
Motor
.
To
release
thetop
linkage
from
the
motor,
lift

the
left
comer
of
the
rearseat
to
access
emergency
release

handle
.
See
Fig
.
17
.

POWER
CONVERTIBLE
TOP

4
.
Installation
is
reverse
of
removal
.
Recheck
wiper
arm

tightening
torque
after
waiting
15minutes
.

Tightening
Torque

"
Wiper
arm
to
wiper
shaft
..........
25
Nm
(18
ft-Ib)

WINDSHIELD
WIPER
ASSEMBLY

The
windshield
wiper
assembly
(linkage
and
motor)
is
re-

moved
asa
single
unit
.
Once
the
assembly
is
removed,
the

wiper
motor
and
other
linkage
parts
can
be
repairedor
re-

placed
.
Foran
illustration
of
wiper
assembly
components,
see

Fig
.
4
.

Hex
nut

I

J

Wiper
motor

Fig
.
4
.



Windshield
wiper
motor
assembly
and
related
parts
.

WIPERS
AND
WASHERS



611-
3

Windshield
wiperassembly,

removing
and
installing

(4-door
modeis)

1
.
Disconnect
negative
(-)
cable
from
battery
.

NOTE
-

Thewiperarms
should
be
in
the
parked
position
before
removing
the
wiper
assembly
.
To
avoid
damaging
the
wiper
arms
and
pivots,
do
not
manually
slide
or
force
the
wiper
arms
across
the
windshield
.

CAUTION
-

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

0013030

WINDSHIELD
WIPER
ASSEMBLY

Fig
.
9
.



Wiper
shaft
nut
at
cowl
(arrow)
.

Fig
.
10
.
Wiper
assembly
support
bolts
(arrows)
.

0012533
0012535

Fig
.
11
.
Wiper
assembly
electrical
connector
(arrow)
.

0012536

13
.
Push
wiper
arm
shaft
down
into
cowl
area
and
maneu-

ver
wiper
assembly
out
of
cowl
.

WIPERS
AND
WASHERS



611-
5

14
.
Installation
is
reverse
of
removal,noting
the
following
:

"
Install
all
fasteners
finger-tight
first
.

"
Once
installed,
wiper
motor
should
first
be
run
to

parked
position
and
switched
off
.

"
Next,
instaf
wiper
arms
butnotblades
.

"
Close
hood
and
fit
wiper
blades
.

"
Check
all
electrical
harness
fittings
and
sealing
grom-

mets
for
correct
reinstallation
.
Replace
any
wire
ties

cut
off
during
removal
.

Tightening
Torques

"
Wiper
shaft
nut
at
cowl
.............
12
Nm
(9
ft-Ib)

"
Wiper
support
to
wiper
assembly

orto
body
..
..
..
.
...............
10
Nm
(89
in-lb)

"
Wiper
arm
to
wiper
shaft
..........
25
Nm
(18
ft-lb)

Windshieldwiper
assembly,
removing
and

installing
(2-door
modeis)

NOTE-

The
wiper
arms
should
be
in
the
parked
position
before
removing
the
wiper
assembly
.
To
avoid
damaging
the
wiper
arms
and
pivots,
donotmanually
sidde
or
force
the
wiper
arm
across
the
windshield
.

1
.
Disconnect
negative
(-)cablefrom
battery
.

CAUTION-

"
Prior
to
disconnectiog
the
battery,
read
the
bat-
tery
disconnection
cautionsgiven
at
the
front
of
this
manual
on
page
viii
.

"
Use
fendercover
to
protect
windshield
.

2
.
Remove
wiper
arms
as
described
earlier
.

3
.
Place
engine
hood
in
service
position
.
See410
Fend-

ers,
Engine
Hood
.

4
.
Remove
trim
retainers
at
left
and
right
side
and
remove

air
plenum
grill
.
See
Fig
.
12
.

5
.
Remove
screws
retaining
wiring
harness
protective

cover
.
See
Fig
.
13
.

6
.
On
passenger
side
of
air
plenum,push
aside
wiring

harness
and
remove
two
screws
retaining
plenum

housing
.
See
Fig
.
14
.

WINDSHIELD
WIPER
ASSEMBLY