1996 SUBARU LEGACY instrument panel

SUPPLEMENTAL
RESTRAINT
SYSTEM
(ELECTRIC
SENSOR
TYPE)
[T5H11
5-5b

5
.
Diagnostics
Chart
with
Trouble
Code

H
:
TROUBLE
CODE
31

DIAGNOSIS
:

"
Airbag
control
module
is
faulty
.

"
Airbag
main
harness
circuit
is
open
.

"
Fuse
No
.
16
is
blown
.

"
Body
harness
circuit
is
open
.

1
1
.
Airbag
control
module
inspection

1
2
.
Airbag
main
harness
Inspection

1
3
.
Fuse
No
.
16
inspection

CAUTION
:

Before
performing
diagnostics
on
airbag
system,
turn

ignition
switch
"OFF",
disconnect
battery
ground
cable

and
then
wait
at
least
20
seconds
.

After
20
seconds
elapse,
remove
instrument
panel
lower
cover,
and
disconnect
(AB3)
and
(AB8),
(AB9)
and

(AB10)
.

1
.
AIRBAG
CONTROL
MODULE
INSPECTION

1)
Disconnect
connector
(AB6)
fromairbag
control
mod-

ule
<
Ref
.
to
5-5
[W6A0].*2
>,
and
connect
it
to
test
har-

ness
B2
connector
(8B)
.

2)
Connect
battery
ground
cable
and
turn
ignition
switch

"ON"
(engine
off)
.

3)
Measure
voltage
across
connector
(5B)
terminal
and

chassis
ground
.

CHECK
:
Connector
&
terminal

(5B)
No
.
5
(+)
-
Chassis
ground
(
)
:

Is
voltage
more
than10
V?

Replace
airbag
control
module
.

No
:
Go
to
step
2
.

25

5-5b
[TWO]
SUPPLEMENTAL
RESTRAINT
SYSTEM
(ELECTRIC
SENSOR
TYPE)

5
.
Diagnostics
Chart
with
Trouble
Code

J
:
TROUBLE
CODE
34

DIAGNOSIS
:

9
Airbag
main
harness
circuit
(Passenger)
is
shorted
to

power
supply
.

*Airbag
module
harness
(Passenger)
is
shorted
to
power

supply
.

9
Airbag
control
module
is
faulty
.

r
1
.
Airbag
main
harness
inspection
l

CAUTION
:

Before
performing
diagnostics
on
airbag
system,
turn

ignition
switch
"OFF",
disconnect
battery
ground
termi-

nal
and
thenwait
at
least
20
seconds
.

After
20
seconds
elapse,
remove
instrumentpanel
lower
cover,
and
disconnect
(AB3)
and
(AB8),
(AB9)
and

(AB10)
.

1
.
AIRBAG
MAIN
HARNESS
INSPECTION

1)
Disconnect
connector
(AB6)
from
airbag
control
mod-

ule
<
Ref
.
to
5-5
[W6A0].*2
>,
and
connect
it
totest
har-

ness
132
connector
(8B)
.

2)
Connect
battery
ground
cable
and
turn
ignition
switch

"ON"
(engine
off)
.

3)
Measure
voltage
across
each
test
harness
132
connec-

tor
(5B)
terminal
and
chassis
ground
.

CHECK
:
Connector
&
terminal

(5B)
No
.
6
(+)
-
Chassis
ground
(
)
:

Is
voltage
less
than
1
V?

ves
:
Go
to
next
CHECK

No
:
Replace
airbag
main
harness
.

CHECK
;
Connector
&
terminal

(5B)
No
.
7
(+)
-
Chassis
ground
(
)
:

Is
voltage
less
than
1
V?

,rES
:
Replace
airbag
control
module
.

No
:
Replace
airbag
main
harness
.

28

SUPPLEMENTAL
RESTRAINT
SYSTEM
(ELECTRIC
SENSOR
TYPE)
[T5K1]
5-Sb

5
.
Diagnostics
Chart
with
Trouble
Code

K
:
TROUBLE
CODE
41

DIAGNOSIS
:

Airbag
main
harness
circuit
(Driver)
is
shorted
to

ground
.

"
Airbag
module
harness
(Driver)
is
shorted
to
ground
.

"
Roll
connector
circuit
is
shorted
to
ground
.

"
Airbag
control
module
is
faulty
.

1.
Airbag
main
harness
Inspection

CAUTION
:

Before
performing
diagnostics
on
airbag
system,
turn

ignition
switch
"OFF",
disconnect
battery
ground
cable

and
then
wait
at
least
20
seconds
.

After
20
seconds
elapse,
remove
instrument
panel

lower
cover,
and
disconnect(AB3)
and
(AB8),
(AB9)
and

(AB10)
.

12
3
4
5
67
89
1
10
1
11
1
12
1
13
1
14
1
15
1
16
1
17
1
18
1
19
1
2
01

8B

i

GSM0559
I

1
.
AIRBAG
MAIN
HARNESS
INSPECTION

1)
Disconnect
connector
(AB6)
from
airbag
control
mod-

ule
<
Ref
.
to
5-5
[W6A0].*2
>,
and
connect
it
to
test
har-

ness
B2
connector
(8B)
.

2)
Measure
resistance
between
test
harness
132
connec-

tor
(5B)
terminals
and
chassis
ground
.

CHECK
:
Connector
&
terminal

(58)
No
.
1
(+)
-
Chassis
ground
(
)
:

is
resistance
more
than
200
S2?

Go
to
next
CHECK

No
:
Replace
airbag
main
harness
.

CHECK
:
Connector&
terminal

(5B)
No
.
14
(+)
-
Chassis
ground
(
)
:

Is
resistance
more
than
200
S2?

0
:
Replace
airbag
control
module
.

No
:
Replace
airbag
main
harness
.

29

5-5b
[750]
SUPPLEMENTAL
RESTRAINT
SYSTEM
(ELECTRIC
SENSOR
TYPE)

5
.
Diagnostics
Chart
with
Trouble
Code

L
:
TROUBLE
CODE
42

DIAGNOSIS
:

*
Airbag
main
harness
circuit
(Passenger)
is
shorted
to

ground
.

*
Airbag
module
harness
circuit
(Passenger)
is
shorted
to

ground
.

e
Airbag
control
module
is
faulty
.

1
.
Airbag
main
harness
Inspection

CAUTION
:

Before
performing
diagnostics
on
airbag
system,
turn

ignition
switch
"OFF",
disconnect
battery
ground
cable

and
then
wait
at
least
20
seconds
.

After
20
seconds
elapse,
remove
instrument
panel
lower
cover,
and
disconnect
(AB3)
and
(AB8),
(AB9)
and

(AB10)
.

1
.
AIRBAG
MAIN
HARNESS
INSPECTION

1)
Disconnect
connector
(AB6)
from
airbag
control
mod-

ule
<
Ref
.
to
5-5
[W6A0]
.*2>,
and
connect
it
to
test
har-
ness
132
connector
(8B)
.

2)
Measure
resistance
between
test
harness
132
connec-

tor
(5B)
terminals
and
chassis
ground
.

CHECK
;
Connector
&
terminal

(5B)
No
.
6
(+)
-
Chassis
ground
(
)
:

Is
resistance
more
than
200
S2?

,mss
:
Go
to
next
CHECK

No
:
Replace
airbag
main
harness
.

CHECK
:
Connector
&
terminal

(5B)
No
.
7
(+)
-
Chassis
ground
(-)
:

Is
resistance
more
than
200
0?

YES
:
Replace
airbag
control
module
.

No
:
Replace
airbag
main
harness
.

30

SUPPLEMENTAL
RESTRAINT
SYSTEM
(ELECTRIC
SENSOR
TYPE)
[T5M1]
5-5b

5
.
Diagnostics
Chart
with
Trouble
Code

1.
Airbag
main
harness
Inspection

M
:
TROUBLE
CODE
43

DIAGNOSIS
:

*
Airbag
main
harness
circuit
(Driver)
is
shorted
to
power

supply
.

Airbag
module
harness
(Driver)
is
shorted
to
power

supply
.

"
Roll
connector
is
shorted
to
power
supply
.

"
Airbag
control
module
is
faulty
.

CAUTION
:

Before
performing
diagnostics
on
airbag
system,
turn

ignition
switch
"OFF",
disconnect
battery
ground
termi-

nal
and
thenwait
at
least
20
seconds
.

After
20
seconds
elapse,
remove
instrument
panel
lower
cover,
and
disconnect
(AB3)
and
(AB8),
(AB9)
and

(AB10)
.

1
.
AIRBAG
MAIN
HARNESS
INSPECTION

1)
Disconnect
connector
(AB6)from
airbag
control
mod-

ule
<
Ref
.
to
5-5
[W6A0]
.*2>,
and
connect
it
to
test
har-

ness
132
connector
(8B)
.

2)
Connect
battery
ground
cable
and
turn
ignition
switch

"ON"
(engine
off)
.

3)
Measure
voltage
across
each
test
harness
132
connec-

tor
(5B)terminal
and
chassis
ground
.

CHECK
:
Connector
&
terminal

(5B)
No
.
1
(+)
-
Chassis
ground
(
)
:

Is
voltage
less
than
1
V?

YES
.
G
o
tonext
CHECK

No
:
Replace
airbag
main
harness
.

CHECK
:
Connector&
terminal

(58)
No
.
14
(+)
-
Chassis
ground
(-)
:

Is
voltage
less
than
1
V?

vES
:
Replace
airbag
control
module
.

No
:
Replace
airbag
main
harness
.

31

SUPPLEMENTAL
RESTRAINT
SYSTEM
(ELECTRIC
SENSOR
TYPE)
[T5N2]
5-5b

5
.
Diagnostics
Chart
with
Trouble
Code

B31
1A

5A
r
.~
..

,fl((
i

1
23
45B
7
89
101
.112131415
761718
I

B5M0123B

i

1
2
31
5
8789
[
lo
l
l1
1
12
1
13
1
14
1
15
1
16
1
17
1
.
t18
20

i

G5M0559
I

2
.
INSPECTION
OF
BODY
HARNESS,
CONNECTOR

AND
AIRBAG
WARNING
LIGHT

1)
Turn
ignition
switch
"OFF"
and
connect
body
harness

connector
(B31)
to
test
connector
A
connector
(1A)
.

2)
Connect
battery
ground
cable
and
turn
ignition
switch

"ON",
(engine
off)
and
connect
connectors
(3A)
and
(4A)
.

CHECK
;
Does
the
airbag
warning
light
come
off?

,rES
:
Go
tostep
3)
.

Go
tonext
~
.

~K
:
Is
there
anything
unusual
to
body
harness?

Repair
body
harness
.

Replace
airbag
warning
light
module
1~
.

NOTE
:

After
problem
has
been
eliminated,
disconnect
connectors

(3A)
and
(4A)
.

3)
Turn
ignition
switch
"OFF",
disconnect
battery
ground

cable
and
then
wait
at
least
20
seconds,
and
re-connect

connectors
(AB1)
and
(B31)
.

4)
Remove
instrument
panel
lower
cover
and
disconnect

(AB3)
with
(AB8),
then
disconnect
connector
(AB6)from

airbag
control
module,
<
Ref
.
to
5-5
[W6A0]
.*2
>
and

connect
it
to
test
harness
132
connector
(8B)
.

5)
Connect
battery
ground
cable
and
turn
ignition
switch

"ON,"
(engine
off)
and
connect
connectors
(6B)
and
(7B)
.

CHECK
:
Does
the
airbag
warning
light
come
on?

0
:
Go
to
step
3
.

No
:
Replace
airbag
main
harness
.

NOTE
:

After
problem
has
been
eliminated,
disconnect
connectors

(6B)
and
(7B)
.

33

r
Connecting
to

)r
Area
No
.
Name

C-4
D1
Front
doorcord
RH

ow
C-4
ABi
SRS
(Airbag)
harness

;k
C-4
Turn
&
hazard
module

.k
C-3
i1

C-3
i2
instrument
panel
wiring

un
C-3
i3
harness

e
C-3
i4

y
C-3
OBD-IIservice
connector

C-3
Power
window
circuit
breaker

C-3
Power
window
relay

;k
C-3
Illuminationcontrol
module

C-3
Seat
belt
timer

;n
B-4
Fuel
pump
relay

vn
B-4
Main
relay

;k
B-4
Horn
relay

B-4
Blower
relay

y
C-4
FIB
y
C-4
B-3
Shield
joint
connector
(AT)

.k
B-3

:k
B-3
Transmission
control
module

.k
B-3

:k
B-3
Shift-lock
control
module

B-4F44
i
h
B-4F45
Front
w
ring
arness

.k
B-3
Stop
light
switch

,k
B-3
Stop
8
brake
switch
(Withcruise
control)

:k
8-3
Cruise
control
sub
switch

Connector
Connecting
to

No
.
Pole
Color
Area
No
.
Name

869
11
Black
C-3

B70
9
C-3
Combination
switch

B71
8
8-3

B72
6
Black
C-3
Ignition
switch

B73
2
Black
B-3
Key
lock
solenoid

B74
2
Black
B-3
Key
warning
switch

B75
2
Green
B-2
876
T
d
B76
2
Green
8-2
875
e
connector
est
mo

877
7
B-2
Mode
actuator

B78
9
Yellow
B-2
Data
link
connector

B79
14
Gray
C-2
Check
connector

BBO
4
Blue
B-2
i20
Instrument
panel
wiring
harness

B81
1
x
2
B-2
Diagnosis
terminal
(Ground)

B82
6
Black
B-2
Diagnosisconnector

BB3
4
C-1
Shield
joint
connector
(EIG)

BBQ
96Lightblue
C-2
Engine
control
module

B85
4
Brown
B-3
Diode
(Lighting)

B86
4
Black
B-1
Blower
motor
resistor

887
2
Black
B-1
Blower
motor

888
3
Black
B-1
Evaporatorthermoswitch

B90
2
Green
B-4
R50
Room
light
cord

B91
5
B-1
FRESHIRECIRC
actuator

B92
8
B-1
Door
lock
timer

894
20
Black
B-1
Cruise
control
module

B97
56
B-4
R1
Rear
wiring
harness
(S.M
.J
.)

B101
24
B-1
D11
Front
door
cord
LH

8111
3
Gray
C-4FIB

`
:
Non-colored

4
.
BULKHEAD
WIRING
HARNESS
(IN
COMPARTMENT)

1
I
2
I
3
I
4

A

B

C

D

1
I
2
I
3
I
4

[oeo41

B6M0513A

A

B

C

iJ

23

Connector
Connecting
to

No
.
Pole
Color
Area
No
.
Name

830
24
C-4
D1
Front
door
cord
RH

831
7
Yellow
C-4
A81
SRS
(Airbag)
harness

B32
3
Black
C-4
Turn
&
hazard
module

B36
22
Black
C-3
i1

B37
22
C-3
i2
Instrument
panel
wiring

B38
22
Brown
C-3
i3
harness

B39
20Blue
C-3
i4

B40
16
Gray
C-3
OBD-II
service
connector

B41
2
C-3
Power
window
circuit
breaker

842
4
C-3
Power
window
relay

B43
6
Black
C-3
Illumination
control
module

B44
8
C-3
Seat
belt
timer

B46
4
Green
B-4
Fuel
pump
relay

B47
6
Brown
B-4
Main
relay

B49
3
Black
B-4
Horn
relay

850
4
B-4
Blower
relay

851
11
Gray
C-4
FIB
B52
12
Gray
C-4

853
4
B-3
Shield
joint
connector
(AT)

B54
12
Black
B-3

B55
16
Black
B-3
Transmission
control
module

B56
20
Black
B-3

B57
12
Black
B-3
Shift-lock
control
module

861
B
B-4
F44

B62
20
B-4
F45
Front
wiring
harness

B64
2
Black
B-3
Stop
light
switch

B65
4
Black
B-3
Stop
&
brake
switch(Withcruise
control)

B68
5
i
Black
i
B-3
Cruise
control
sub
switch

Connector
Connecting
to

No
.
Pole
Color
Area
No
.
Name

B69
11
Black
C-3

B70
9
C-3
Combination
switch

B71
8
8-3

B72
6
Black
C-3
Ignition
switch

B73
2
Black
B-3
Key
lock
solenoid

B74
2
Black
B-3
Key
warning
switch

B75
2
Green
B-2
B76

B76
2
Green
&2
B75
Test
mode
connector

B77
7
B-2
Made
actuator

B78
9
Yellow
B-2
Data
link
connector

B79
14
Gray
C-2
Check
connector

B80
4
Blue
B-2
i20
Instrumentpanel
wiring
harness

B81
1
x
2
B-2
Diagnosis
terminal
(Ground)

B82
6
Black
B-2
Diagnosis
connector

B83
4
C-1
Shield
joint
connector
(E!G)

884
96
Light
blue
C-2
Engine
control
module

885
4
Brown
B-3
Diode
(Lighting)

B86
4
Black
B-1
Blower
motor
resistor

887
2
Black
B-1
Blower
motor

B88
3
Black
8-t
Evaporator
thermoswitch

890
2
Green
B-4
R50
Room
light
cord

B91
5B-1
FRESHIRECIRC
actuator

892
8
B-1
Door
lock
timer

B94
20
Black
B-1
Cruise
control
module

B97
56
B-4
R1Rear
wiring
harness
(S
.M
.J
.)

B101
24
B-1
D11
Front
doorcord
LH

13111
3
Gray
C-4
FIB

`
:
Non-colored

4
.
BULKHEAD
WIRING
HARNESS
(IN
COMPARTMENT)

A

B

C

1]

4

23