1997 BMW 328i reverse

721-
6



AIRBAG
SYSTEM
(SRS)

5
.
Carefully
lift
airbag
unit
off
steering
wheel
and
discon-



6
.
Installation
is
reverse
of
removal
.
Tighten
right
side
nect
orange
harness
connector
from
rear
of
airbag
unit
.



screw
on
airbag
first
(as
viewedfrom
driver's
seat),

See
Fig
.
10
.



then
left
side
screw
.

NOTE-



NOTE-

In
some
models,
theairbag
electrical
connection
to
the



If
there
is
no
electrical
harness
connector
between
the
steering
wheel
isvia
aplug
in
back
of
the
airbag
unit
.



airbag
and
the
steering
wheel,
be
sure
to
fit
the
push
There
is
no
wire
harness
to
disconnect
.



in
electrical
plug
in
back
of
the
airbag
finto
the
proper
re-
ceptacle
in
the
steering
wheel
.

Fig
.
10
.
Driver
sideairbag
unit
harness
connector
(arrow)
.

AIRBAGS

WARNING
-

"
Store
the
removed
airbag
unit
with
the
horn
pad
facing
up
.
If
stored
facing
down,
accidental
de-
ployment
couldpropel
it
violently
into
the
air,
causing
injury
.

"
Once
an
airbag
is
removed,
the
car
must
not
be
driven
.

"
Do
not
connect
the
battery
with
the
airbag
dis-
connected
.
A
fault
code
will
be
stored,
setting
off
the
SRS
warning
light
.
Special
tools
are
needed
to
reset
the
fault
memory
.

"
Special
instructions
apply
when
installing
an
air-
bag
equipped
steering
wheel
.
See
320
Steering
and
Wheel
Alignment
.

"
Once
the
airbag
unit
is
installnd
and
all
other
ser-vice
procedureshave
been
completed,
start
the
engíne
and
check
that
the
SRS
warning
light
goes
out
.
If
the
warning
light
stays
on,
the
SRS
system
will
not
function
as
designed
.
Have
the
system
diagnosed
and
repaired
by
an
authorized
BMW
dealer
.

0013184

Tightening
Torque

"
Airbag
unitto
steering
wheel
........
8
Nm
(71
in-lb)

Passenger
side
airbag,

removing
and
installing

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

2
.
Remove
glove
compartment
.
See
513
Interior
Trim
.

3
.
Lift
cover
from
topof
passenger
sideairbag
on
dash-
board
.
See
Fig
.
11
.

0013108
Fig
.
11
.
After
removing
glove
compartment,
lift
out
passenger
side
air-
bag
cover
.
Note
airbag
mounting
bolts
(A)
and
airbag
electri-
cal
connector
(B)
.

4
.
Remove
passenger
sideairbag
mounting
bolts
.
Dis-
connect
electrical
harness
connector
from
rear
of
air-
bag
unit
and
remove
airbag
.

5
.
Installation
is
reverse
of
removal
.
Make
sure
wiring
har-
ness
is
not
pínched
when
installing
airbag
unit
in
dash-board
.

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

ELE-96
ELECTRICAL
WIRING
DIAGRAMS

DATA
LINK
CONNECTOR

WHT/1110
COMPUTER
DATA
~~
LINES
SYSTEM



W
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7VEL
~~
1

6



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RN
EGS
WARNING
LP
I~
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1K
FUELCONSUMPTION
21
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INSTRUMENTCLUSTER
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TRANSMISSION
WHT/
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Transmission
Electronics

1992
3181,
318is,
3251
&
325is

HOTATALL
TIMES



r



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r_
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Transmission
Electronics

1993-94
318i,
318iC
&
318is

HOTINRUN



HOT
IN
RUN



HOT
INADDY,
RUNHOTATALL



&START&START&START
TIMES



~-
-



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FRONTPOWER
r
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