Seal BMW 328i 1997 E36 Owners Manual

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

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

0012531Fig
.
16
.
Engine
control
unit
(ECM)
compartment
cover
screws
(ar-
rows)
.

WIPERS
AND
WASHERS



611-
7

Fig
.
18
.
Wiper
assembly
electrical
plug
(arrow)
.

uu1zbs6

13
.
Cover
inside
edges
of
cowi
panelsheet
metal
with
thick
tape
to
prevent
damaging
it
during
wiper
assembly
re-
moval
.

14
.
Wrap
protective
tape
around
wiper
shaft
on
driver
side
to
prevent
damaging
sheet
metal
during
removal
.

15
.
Push
wiper
arm
shaft
down
into
cowiarea
and
maneu-
ver
wiper
assembly
outof
cowi
.

16
.
Installation
is
reverse
of
removal,
keeping
in
mind
:

"
Install
all
fasteners
finger
tight
first
.

"
Torque
topfasteners
in
sequence
indicated
in
Fig
.
17
.

Then
tighten
wiper
assembly
support
bolts
inside
air

plenum
.
"
Wire
tie
wiper
harness
lo
wiper
assembly
support
in-

side
plenum
.

"
Once
installed
;
wiper
motor
should
first
be
run
to
parked
position
and
switched
off
.

"
Next,
insta¡¡
wiper
arms
butnot
blades
.

"
Close
hood
and
fit
wiper
blades
:

"
Check
all
electrical
harness
fittings
and
sealing
grom-

mets
for
correct
reinstallation
.
Replace
al]
wire
ties
cut

during
removal
.

CAUTION-

The
gaskets
and
sealing
grommets
at
the
ECM
compartment
cover
(passenger
sideof
bulkhead)
must
be
installed
correctly
to
keep
moisture
out
of
critica¡
electrical
componente
.

Fig
.
17
.
Wiper
assembly
mounting
fasteners
(arrows)
.



Tightening
Torques

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

11
.
Remove
wiper
assembly
support
.
Refer
to
Fig
.
10
.



"
Wiper
support
to
wiper
assembly

or
to
body
.........
...
..........
10
Nm
(89
in-lb)

12
.
Separate
harness
at
bulkhead
connector
.
See
Fig
.
18
.



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

WINDSHIELD
WIPER
ASSEMBLY

WINDSHIELD
CLEANING
SYSTEM



Washer
f
luid
reservoir,
replacing

1
.
Open
hood
and
siphon
out
washer
fluid
reservoir
.
The
windshieldcleaning
system
includes
the
spray
nozzles

in
the
engine
hood,
the
washer
fluid
pump,
and
the
washer
flu-

id
reservoir
in
the
front
passenger
side
of
the
engine
compart-

ment
.

The
windshield
spray
nozzles
can
be
aimed
by
using
asew-

ing
need1e
or
a
similar
diameter
stiff
piece
of
wire
.

Windshield
spray
nozzle,

removing
and
installing

1
.
Open
hood
andremove
hood
insulating
pad
retaining
clips
until
bottom
of
nozzle
canbe
fully
accessed
.
See
410
Fenders,
Engine
Hood
.

2
.
Carefully
disconnect
hose
from
nozzle
.
Disconnect
har-

ness
connectors
for
nozzleheater
.

3
.
Push
nozzleout
of
hood
.
See
Fig
.
21
.

Fig
.
21
.
First
push
nozzle
forward
then
upward
from
underneath
hood
.

4
.
Installation
is
reverse
of
removal,
noting
the
following
:

"
Check
that
colors
of
harness
and
nozzle
connector

match
.

"
Check
and
adjust
nozzles
before
driving
.

WIPERSAND
WASHERS



611-
9

2
.
Remove
windshield
washer
pump
and
hose
as
de-

scribed
later
.

3
.
Remove
windshield
washer
fluid
level
sensor
as
de-

scribed
later
.

4
.
Remove
large
plastic
washer
reservoir
retainer
at
fend-

e
r
.

5
.
Remove
reservoir
.

6
.
Installation
is
reverse
of
removal,
noting
the
following
:

"
On
installation
check
that
washer
fluid
hose
is
not
kinked
.

"
Replacehose
clamp
.

Windshield
washer
fluid
pump,
replacing

The
windshield
washer
fluid
pump
ís
mounted
in
the
washer

fluid
reservoir
.

1
.
Open
hood
and
siphon
out
washer
fluid
reservoir
.

2
.
Depress
retaining
tabs
on
electrical
connector
and
un-

plug
harness
connector
from
pump
.

3
.
Loosen
hose
clamp
and
remove
washer
fluidline
from

washer
pump
.

4
.
PA
pump
out
of
tank
.
See
Fig
.
22
.

Fig
.
22
.
Pull
windshield
washer
pump
up
to
remove
(arrow)
.

5
.
Installation
is
reverse
of
removal
.
Check
pump
to
tank

sealing
grommet
for
damage
and
correct
fit
.
Replace

hose
clamp
.
Check
that
washer
fluid
hose
is
free
of

kinks
.

WINDSHIELD
CLEANING
SYSTEM

611-
1
0



WIPERS
AND
WASHERS

Washer
fluidleve¡
sensor,
replacing

(modeis
with
check
control)

The
washer
fluid
level
sensor
is
mounted
in
the
fluid
reser-

voir,
near
the
bottom
of
thecontainer
.

NOTE-

Check
wire
leads
at
sensor
for
worn
insulation
and
cor-
rosion
.
Check
electrical
contacts
in
harness
connector
for
corrosion
.

1
.
Open
hood
and
siphon
out
washer
fluid
reservoir
.

2
.
Lift
harness
connector
retaining
lever
and
unplug
har-

ness
connector
to
washer
fluid
level
sensor
.
See
Fig
.

23
.

3
.
Pul¡
fluid
leve¡
sensor
out
from
rubber
grommet
.

4
.
Install
new
sensor
into
reservoir
.
Check
sealing
grom-
met
for
correct
fit
.
Replace
if
damaged
.

WINDSHIELD
CLEANING
SYSTEM

Ignition
Switch
ASsembly



3
.
Remove
screw
retaining
lower
steering
column
cover
and
remove
cover
.
Refer
to
Fig
.
1
.



,

The
components
of
the
ignition
switch
assembly
are
shown

in
Fig
.
5
.
The
ignitionelectrical
switch
and
the
ignition
lock
cyl-

inder
can
be
removed
with
the
ignition
switch
assembly
at-

tached
to
the
steering
column
.

ignition
electrical
switch,
replacing

1
.
Disconnect
negative
(-)
cable
from
battery
and
cover
terminal
with
insulating
material
.

CAUTION
-

Prior
to
disconnecting
the
battery,
read
the
battery
disconnection
cautions
given
at
the
front
of
this
manual
on
page
vi¡¡
.

2
.
Remove
trim
panel
from
lower
left
side
of
instrument

panel
.
See
513
Interior
Trim
.

F~
"

Fig
.
5
.



Ignition
switch
assembly
.

SWITCHES
AND
ELECTRICAL
ACCESSORIES



612-3

4
.
Clean
away
colored
sealer
from
ignition
switch
set

screws
and
remove
slotted
set
screwson
both
sides
of

switch
.
See
Fig
.
6
.

5
.
Release
tabs
andremove
switch
after
separating
elec-
trical
harness
connector
.

6
.
Installation
is
reverse
of
removal,
noting
the
following
:

3



EWS
II
ring
antenna
(Jan
.
1995
and
later
models)

"
Before
mating
ignition
electrical
switch
toignitionlock,

check
that
switch
isin
correct
position
relativetoigni-
tion
lock
.

"
Seal
set
screws
using
paint
or
lacquer
.

0012241

INTERIOR
SWITCHES

To
access
the
rear
window
blower
relay,
remove
the
glove
compariment
.
See
Fig
.
32
.

Fig
.
32
.
Rear
window
blower
relay
located
in
frontof
glove
compart-
ment
(arrow)
.

AIR
CONDITIONING

Thissection
covers
removal
and
installation
of
air
condition-

ing
refrigerant
components
.
A/C
testing
and
diagnosis,
refrig-

erantdischarge,
evacuatíon
and
recharge
are
not
covered

here
.

The
subassemblies
and
lines
of
the
air
conditionerare
filled

with
either
refrigerant
R12
(1992
cars)
or
R-134a
(1993
and

later
cars)
.
The
major
components
of
the
A/Csystem
are

shown
in
Fig
.
33
.

A/CSystem
Warnings
and
Cautions

WARNING
-

"
Always
be
careful
that
refrigerant
does
not
come
in
contact
with
your
skin
.
Always
wearhand
andeye
protection
(gloves
and
goggles)
when
work-

ing
around
the
AIC
system
.
If
refrigerant
does
come
in
contact
with
your
skin
oreyes
:
-Do
not
rub
skin
oreyes
;

-Immediately
flush
skin
oreyes
withcool
water
for
15
minutes
;
-Rush
to
a
doctor
orhospital
;
-Do
not
attempt
to
treat
yourself
.

"
Work
in
a
wefl
ventilated
area
.
Avoid
breathing
re-
frigerant
vapors
.
Exposure
may
irrítate
eyes,

nose,
and
throat
.
Switch
on
exhaustlventilation
systems
when
working
on
the
refrigerant
system
.

"
Do
not
expose
any
component
of
the
AIC
system
to
high
temperatures
(Above
80°Cl176°F)or

open
flames
.
Excessive
heat
will
cause
a
pres-

sureincrease
whichcould
burst
the
system
.

HEATING
AND
AIR
CONDITIONING



640-
1
1

0013015

WARNING
-

"
Keep
refrigerant
away
from
open
llames
.
Poison-
ous
gas
will
be
produced
if
it
bums
.
Do
not
smoke
near
refrigerant
gases
for
the
same
reason
.

"
The
AICsystem
is
filled
with
refrigerant
gas
which
is
under
pressure
.
Pressurized
refrigerant
in
the
presenceof
oxygen
may
forma
combusti-
ble
mixture
.
Never
introduce
compressed
air
finto
any
refrigerant
container
(full
or
empty),
capped
off
AIC
component,
or
piece
of
service
equip-
ment
.

"
Refrígerant
gases
are
heavier
than
air,
displace
oxygen
and
may
cause
suffocation
in
areas
of
poor
círculation,
for
example
under
a
car
.
Switch
on
exhaustlventilation
systems
when
working
on
the
refrigerant
system
.

"
State
and
local
governments
may
have
additional
requirements
regarding
air
conditioning
servic-
ing
.
Alwayscomply
with
state
and
local
laws
.

"
Electric
welding
near
refrigerant
hoses
causes
R-134a
to
decompose
.
Discharge
system
before
welding
.

CA
UTION
-

-As
of
January
1,
1992,
any
person
who
services
a
motor
vehicle
air
conditioner
must,
by
law,
be
properly
trained
and
certified,
and
use
approved
refrigerant
recycling
equipment
.
Technicians
must
complete
an
EPA-approved
recycling
course
to
be
certified
.

"
It
is
recommended
that
al¡
system
refrigerant
AIC
refrigerant
be
left
to
an
authorized
BMW
dealer
or
other
qualified
AIC
service
facility
.

"
Do
not
top
off
a
partially
charged
refrigerant
sys-
tem
.
Dischargesystem,evacuate
and
then
re-
charge
system
.

"
R-134a
and
R-12
refrigerants
and
refrigerant
oils
and
system
components,
including
hoses
and
sealing
O-rings,
are
NOT
compatible
.
Compo-
nent
damage
andlor
system
contamination
will

result
.

"
The
mixture
of
refrigerant
oil
(PAG
oil)
and
refrig-
erant
R-134a
attacks
some
metals
and
alloys
(for
example,copper)
and
breaks
down
certain
hose
materials
.
Use
only
hoses
and
lines
that
are
iden-
tified
with
a
green
mark
(stripe)
or
the
lettering
R-
134a"
.

"
Immediately
plug
open
connections
on
AIC
com-
ponents
to
prevent
dirt
and
moisture
contamina-
tion
.

"
Do
not
steam
clean
condensers
or
evaporators
.

Use
only
cold
water
or
compressed
air
.

AIR
CONDITIONING

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

Front
seat
belt
reel,

removing
and
installing

1
.
On
4-door
models
:
Remove
seat
belt
anchor
bolt
from
front
seat
.
Refer
to
Fig
.
1
.

2
.
On
2-door
models
:
Remove
seat
belt
anchorbar
from
rear
of
door
sill
.
See
Fig
.
4
.

Fig
.
4
.



Two-door
seat
belt
anchor
bar
(arrow)
.

3
.
On
4-door
and
coupe
models
:
Remove
plastic
trim
cov-

er
from
B-pillar
(rear
door
jamb
pillar)
sliding
seat
belt

guide
.
Remove
nut
and
guide
loop
.
See
Fig
.
5
.

4
.
On
4-door
models
:
Starting
at
upper
corners,peel
rub-

ber
door
seals
away
from
B-pillar
trim
.
Remove
trim

from
B-pillar
.

5
.
On
2-door
models
:
Remove
reasside
panel
.
See
411

Doors
.

Fig
.
5
.



B-pillar
seat
belt
guide
nut
trim
(arrow)
.

SEAT
BELTS



720-
3

move
reel
and
seat
belt
.

9
.
Installation
is
reverse
of
removal
.

0012672
ou12a74

Fig
.
6
.



B-pillar
trim
removed
to
show
seat
belt
cross-bracket
bolts
(arrows)
.

8
.
Disconnect
harness
connector
from
reel
assembly
.
Re-
Tightening
Torque

6
.
Remove
two
bolts
holding
cross
bracket
to
B-pillar
.
See



"
Front
seat
belt
to
seat
Fig
.
6
.



(use
thread
locking
compound)
.
....
47
Nm
(35
ft-Ib)

"
Front
seat
belt
guide
loop
7
.
Remove
seat
belt
reel
mounting
boltat
base
ofB-pillar
.



to
B-pillar
sliding
anchor



.
..
.
.
.
....
31
Nm
(23
ft-Ib)

"
Front
seat
beltreeltoB-pillar
..
.
....
48
Nm
(36
ft-Ib)

FRONT
SEAT
BELT
ASSEMBLY

Front
side-impact
airbag,

removing
and
installing

1
.
Disconnect
negative
(-)
cable
from
battery
and
cover

negative
terminal
with
insulating
material
.

CA
UTION-



"
Store
the
removed
airbag
unit
with
the
soft
pad
Prior
to
disconnectiog
the
battery,
read
the
battery



facing
up
.
ff
stored
facíng
down,
accidental
de-
disconnection
cautions
given
at
the
front
of
this



ployment
could
propel
it
violently
into
the
air,
manual
on
page
viii
.



causing
injury
.

2
.
Remove
inside
door
panel
as
described
in
411
Doors
.

Remove
vapor
shield
.

3
.
Disconnect
electrical
harness
connectorfrom
door-

mounted
airbag
unit
.
See
Fig
.
12
.

WARNING
-

The
plug
connector
insidethe
door
is
not
marked
in

orange,
unlike
other
SRS
connectors
in
the
car
.

Fig
.
12
.
Front
side-impact
airbag
(inner
door
panel
removed)
.
A
is

electrical
harness
connector
.

AIRBAG
SYSTEM
(SRS)



721-
7

CAUTION-

"
The
electrical
harness
connector
of
the
side-im-
pact
airbag
unit
may
be
either
on
the
sideof
the
unít
or
in
the
back
When
removing
and
installing
the
unit,
pay
attention
to
the
routing
of
the
har-
ness
to
avoid
kinks
orbreaks
in
the
wire
.

4
.
Remove
mounting
screws
andremove
airbag
from

door
.

5
.
Installation
is
reverse
of
removal
.

WARNING
-

The
side-impact
airbag
mounting
screws
must
al-
ways
be
replaced
any
time
they
are
removed
.
Usenew
screws
with
factory-applied
locking
sealer
.

Tightening
Torque

"
Side-impact
airbag
to
door



..
.....
8
.5
Nm
(75
in-lb)

AIRBAGS