AWD SUBARU LEGACY 1996 Service Repair Manual

SPECIFICATIONS
[s21o1
1-1
2
.
Station
Wagon

10
.
WEIGHT

Model
AWD

POST

4AT

Curb
weight
(C
.W
.)
Front
kg
(1b)
748
(1,650)

Rear
kg
(1b)
619
(1,365)

Total
kg
(1b)
1,367
(3,015)

Gross
vehicle
weight
Front
kg
(1b)
936
(2,065)
(G
.V
.W
.)
Rear
kg
(1b)
9S9
(2,180)

Total
kg
(1b)
1,925
(4,245)

NOTE
:
Includes
the
weights
of
power
window,
power
door
lock
and
air
conditioning
in
the
curb
weight
.

1-3
[0301]
GENERAL
INFORMATION

3
.
Vehicle
Identification
Numbers
(V
.I
.N)

3
.
Vehicle
Identification
Numbers
(V
.I
.N)

1
.
APPLICABLE
V
.I
.N
.
IN
THIS
MANUAL

Station
2200
cc
AWD
~
4AT
T
4
TS
3
1
B
I
KT
I
9
I
5X
I
T
I
8
I
T
2
00
1
and
after
Wagon
engine
POST

2
.
THE
MEANINGOF
V
.I
.N
.

Marker
identifier

l

Stop-
mark

4
S
3

Sequential
number
302001
and
after
:
Station
Wagon

Plant
of
manufacture
and
transmission
type

Plant
of
manufacture
Transmissiontype
SIA

POST
8
(Full-time
AWD
4AT)

Model
year
T
1996

Check
digit

Weight
class
and
restraint
type
Passenger
car
5
:
Withoutpassive
restraint,
with
Dual
SRS
airbag

Model
9
:
POST

Engine
type
4
:
2
.2
liter
engine

Body
type
K
:
Station
Wagon

Line
B
:
SUBARU
B
line

Plant
of
manufacture

Plant
of
manufacture
Type
of
vehicle

SIA

I
4S3
~
Passenger
car
I

Vehicle
attributes
Check
digit
Vehicle
identification

BK
495
X
T
83
0200
1
[

TT
I
T
T
ITT
Z
Stop
mark

2

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[73c471
2-7

3
.
Diagnosis
System

47
.
READDATA
FUNCTION
KEY
LIST
FOR
AT

Function
mode
Contents
Abbr
.
Unit

F00
Mode
display
--

F01Battery
voltage
VB
V

F02
Vehicle
speed
sensor
1
VSP1
m/h

F03
Vehicle
speed
sensor
1
VSP1
km/h

F04
Vehicle
speed
sensor
2
VSP2
m/h

F05
Vehicle
speed
sensor
2
VSP2
km/h

F06
Engine
speed
EREV
rpm

F07
ATF
temperature
sensor
ATFT
deg
F

F08
ATF
temperature
sensor
ATFTdeg
C

F09
Throttleposition
sensor
THV
V

F10
Gear
position
GEAR
-

F11
Linepressureduty
PLDTY

F12
Lock-up
duty
LUDTY

F13
AWD
duty
4WDTY

F14
Throttleposition
sensor
power
supply
THVCC
V

F15
Mass
air
flow
sensor
~
AFM
~
V

33

2-7
[T3C55]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

3
.
Diagnosis
System

GEAR
.
(F10)

1
st

G3M0730

PLDTY
(Fl
1)

50%

G3M0731

LUDTY
(F12)

5%

G3M0732

4WDTY
(F13)

95%

G3M0733

THVCC
(F14)

5
.2
V

B3M0259

55
.
FUNCTION
MODE
:
F10

-
GEAR
POSITION
(GEAR)
-

56
.
FUNCTION
MODE
:
F11

-
LINE
PRESSURE
DUTY
(PLDTY)
-

57
.
FUNCTION
MODE
:
F12

-
LOCK-UP
DUTY
(LUDTY)
-

58
.
FUNCTION
MODE
:
F13

-
AWD
DUTY
(4WDTY)
-

59
.
FUNCTION
MODE
:
F14

-
THROTTLE
POSITION
SENSOR
POWER
SUPPLY

(THVCC)
-

36

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[raFi]
2-7
3
.
Diagnosis
System

I
ST
I

1-1
ooaao0000000000oaooo

OBD0669A
I

ST2

00000
I
0
0
(03C03
0

~
00000
;
i~~
C01-

ST1

OBDD057A

9
Using
data
link
connector
for
Subaru
select
monitor

and
OBD-II
general
scan
tool
:

(1)
Connect
ST
to
Subaru
select
monitorcable
.

ST
498357200
ADAPTER
CABLE

(2)
Open
the
cover
and
connect
Subaru
select
moni-

torto
data
link
connector
located
in
thelower
portion

of
the
instrument
panel(on
the
driver'sside),to
the

lower
cover
.

CAUTION
:

Do
not
connect
scan
tools
except
for
Subaru
select
mon-

itor
and
OBD-II
general
scan
tool
.

6)
Turn
ignition
switch
to
ON
(engine
OFF)
and
Subaru

select
monitor
switch
to
ON
.

7)
Start
the
engine
.

NOTE
:

Ensure
the
selector
lever
is
placed
in
the
"P"
position

before
starting
.

8)
Using
the
selector
lever
or
shift
lever,
turn
the
"P"
posi-

tion
switch
and
the
"N"
position
switch
to
ON
.

9)
Depress
the
brake
pedal
to
turn
the
brake
switch
ON
.

10)
Keep
engine
speed
in
the
2,500-3,000
rpm
range
for

40
seconds
.

NOTE
:

On
models
without
tachometer,
usethe
Subaru
select

monitor
or
tachometer
(Secondary
pickup
type)
.

11)
Place
the
selector
lever
or
shift
lever
in
the
"D"
posi-

tion
and
drive
the
vehicle
at
5
to
10
km/h
(3to
6
MPH)
.

NOTE
:

On
AWD
vehicles,
release
the
parking
brake
.

F
:
COMPULSORY
VALVE
OPERATION
CHECK

MODE

1
.
SUBARU
SELECT
MONITOR

1)
Prepare
Subaru
select
monitor
and
cartridge
.

ST1
498307500
SELECT
MONITOR
KIT

ST2
498345700
CARTRIDGE

39

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[Tsn2i
2-7

6
.
Wiring
Diagram
and
Wiring
Harness

FWD
switch
(AWD)

B9
ffl

Droppig
Cruise
resistor
cont
rol
modu
le

OBD-II
Data
link
serviceCheck
connectorconnectorconnector

B78
ERB40
0
B79
m
B4
E
K
E
)

w
7
OEs
o
-
-
-
------------------
-
------
-
-
L
a
....

c
H
0
U
It

C
Y
0
.N
;W
Rr
06
N

BI1
T41
Ref
.
to
/Engine
electrical
system
.

a
:
B54

b
:
B55

c
:
856

She
ild
joint
connector
884

~

WK
LZIM
WL

B53
Engine
control
B9(B
I
ac
k)
module
1
2

854
(B
I
ac
k)
B79
(Grey)

1
23456
1
23
45
67
7
1
8
1
9101112
8
910
1112
1
13
1
14
r,

Bll
(Grey)
(B
I
ac
k)
B56894
(B
I
aCk)

34

S

78

D

q
Oil
2
9
Pl
.
12131415,91617
la19
110
I
5
16
1
3
14
1111121131141151161171161191201

AT
contro
I
------------
a
,,
Vehicle
speed
i(Transmission)
___
_____
__
__
sensor
1

ATF
temperature
sensor
Line
pressuresolenoid

Lock-up
solenoid

AWD
solenoid

Shift
solenoid
1

Shift
solenoid
2

Shift
solenoid
3

R3
Throttle
~-Cz'1
R~l
position
sensor

B2l
E2
El3

O
(Gray)
E13
(Brown)
853
B78
(Y
e
II
ow)

12
123
1234
56789

B55
(B
I
ack)
(
ED
(Grey)

12345678
12345678
9~011t213141St6
91111213141516

864
(L
i
ght
b
I
ue)

12
345678
9l0
lll21314
1516
I7l8l9
20
2122
23
24
2627282930
3132
3334
35
3637383940
4142
43
44
454647
1
48
1
49
~
0
1
51
2
15
3
15
4
~
5
1
56
15
7
8596061626364656667686970
7172
73
1
74
1
75
1
76
1
77
78
1
79
1
60
1
81
B
1
132
1
83d
8485
86
87888990
9192
93
94
9596

BUR41-02B

55

WIRING
DIAGRAM
[D605]
6-3

6
.
Wiring
Diagram

FWD
switch
(AWD)

B9

Data
link
connector

B78

OBD-11
service
connector

840

Droppig
Cruise
resistorcont
rol
modu
le

Check
connector

nP
B79
~
B4
~
B94

0E

o
L
-
-
-
------------------------
-

4
-~
C
-
-------------'---------_
_1'
H
0
U

c0
-
,
F
LO
N

B11
T4
1Ref
.
to
/Engine
F-
r
electrical
system
.

AT
contro
l
--'-'-"----

Veh
i
c
l
e
speed
i(Transmission)
___
.---------
-
--
sensor
1

ATF
temperature
sensor
Linepressuresolenoid

Lock-up
solenoid

AWD
solenoid

Shift
solenoid
1

Shift
solenoid
2

Shift
solenoid
3

a
:
B54

b
:
855

c
:
BSb
R
R
3
Throttleposition

She!
I
d
point
n,
821
E2

sensor

El3
connector
B84
B53
~-
--
-
-

contro
II
89
(BI
ac
k)
1
O
(Gray)
E13
(Brown)
B53B78
(Ye
II
Ow)
m
od
ule
1
~
F172-1
3
4
2
12
123
1234
56789

B54
(B
I
ac
k)
B79
(Grey)
B55
(B
I
ac
k)
B40
(Gray)

123456
789101112
1
23
4
67
8
910
1112
11
13
1
14
r,
1
1
1
2
1
3
1
4
1
5
161
7
1
8
1
910111213141516

12345678

910111213141516

(BD
(Gray)
(B
I
ack)
856894
(B
I
ack)
884
(L
i
ght
b
I
ue)

12
34
56
78
9l0
lll2
1314
1516
11181920212223242526272829303132333435363738394041424344

1
2
J3141
56789
10
4546474849
051
1
52
1
53
1
54
1
5
515
6
1
57'
58
4
60
6162
6364656667b8
b970

13142116
I1
1213141516171814
20
7172
73747576
7178
79
80
182
3
8586B7888990
9192
93
949596

BUR41-02B

11

3-2
[raB11]
AUTOMATIC
TRANSMISSION
AND
DIFFERENTIAL

8
.
Diagnostic
Chart
withSelect
Monitor

8
.
Diagnostic
Chart
with
Select
Monitor

B
:
LIST
OF
OUTPUT
MODES

1
.
FUNCTION
MODE

Mode
Contents
Abbr
.
Unit
Contents
of
display
Page

F00
Mode
display
--
AT
or
EGI
mode
(when
monitor
is
connected
.)
-

F01Battery
voltage
VBV
Battery
voltage
applied
to
control
unit
.
-

F02
Vehicle
speed
sensor
1
VSPi
m/h
Vehicle
speed
(miles/h)
sent
from
vehicle
speed
sensor
1
.
-

F03
Vehicle
speed
sensor
1
VSP1
km/h
Vehicle
speed
(km/h)sent
from
vehicle
speed
sensor
1
.
-

F04
Vehicle
speed
sensor
2
VSP2
m/h
Vehicle
speed
(miles/h)
sentfrom
vehicle
speed
sensor
2
.
-

F05
Vehicle
speed
sensor
2
VSP2
km/h
Vehicle
speed
(km/h)
sent
from
vehicle
speed
sensor
2
.
-

F06
Engine
speed
EREV
rpm
Engine
speed
sent
from
ECM
.
-

F07
ATF
temperature
sensor
ATFT
°F
ATF
temperature
(°F)
sent
from
ATF
temperature
sensor
.
-

F08
ATF
temperature
sensor
ATFT
°C
ATF
temperature
(°C)
sent
from
ATF
temperature
sensor
.
-

F09
Throttleposition
sensor
THV
V
Voltage
sent
from
throttle
position
sensor
.
15

F10
Gear
position
GEAR
-
Transmissiongear
position
-

F11Line
pressure
duty
PLDTY
%
Duty
ratio
flowing
through
duty
solenoid
A
.
16

F12
Lock-up
duty
LUDTY
%
Duty
ratio
flowing
through
duty
solenoid
B
.
17

F13
AWD
duty
4WDTY
%
Duty
ratio
flowing
through
duty
solenoid
C
.
18

F14
Throttle
position
sensor
power
supply
THVCC
VPower
supply
voltage
to
throttle
position
sensor
19

F15
Mass
air
flowsignal
l
AFM
V
Output
voltage
from
air
flow
sensor
19

14

3-2
[Two]
AUTOMATIC
TRANSMISSION
AND
DIFFERENTIAL

8
.
Diagnostic
Chart
withSelect
Monitor

4WDTY
(F13)

95%

G3M0733

Probable
cause
(if
outside
"specified
data")

1
.
Throttle
position
sensor

1
2
.
Vehicle
speed
sensor
1

1
3
.
Vehicle
speed
sensor
2

1
4
.
ATF
temperature
sensor

5
.
Inhibitor
switch

M
:
MODE
F13
-
AWD
DUTY
(4WDTY)
-

CONDITION
:

"
After
sufficient
warm-up

"
Ignition
switch
ON
(engine
OFF)

FWD
mode

"
AWD
mode,
D
range,
full
throttle

SPECIFIED
DATA
:

*
95%
(FWD
mode)

*
25%,
max
.
(vehicle
speed
0
m/h)
(AWD
mode)

Check
in
F09
mode
.
<
Ref
.
to
3-2
[T810]
.*2>

OK

Check
in
F02
mode
.
<
Ref
.
to
3-2
[TSEO].*1
>
OK

Check
in
F04
mode
.
<
Ref
.
to
3-2
(T8F0]
.*1
>

OK

Check
in
F07
mode
.
<
Ref
.
to
3-2
[T8H0]
.*i
>

OK

Check
for
operation
.

OK

1
6
.
ABS
signal
Check
ABS
system
for
operation
.

OK

I
Check
TCM
and
replace
if
necessary
.

18

2-7
[reioi
ON-BOARD
DIAGNOSTICS
II
SYSTEM

8
.
Diagnostics
for
Engine
Starting
Failure

8
.
Diagnostics
for
Engine
Starting

Failure

I:
FUEL
PUMP
CIRCUIT
(2200
cc
AWD
EXCEPT
TAIWANMODEL)

811
Check
operating
sound
offuel
pump
.

812
Checkground
circuit
offuel
pump
.

I

__
813
Check
power
supply
to
fuel
pump
.
1

814
Check
harness
between
fuel
pump
and

fuel
pump
relay
connector
.

815
[
Check
fuel
pump
relay
.

816
Check
harness
between
ECM
and
fuel

pump
relay
connector
.

CAUTION
:

After
repair
or
replacement
of
faulty
parts,
conduct

CLEAR
MEMORY
and
INSPECTION
MODES
.

Ref
.
to
2-7
[T3D0]
and
[T3E0]
.*2
and
*4
>

4