1996 SUBARU LEGACY ignition

1-1
[s2o2]
SPECIFICATIONS

2
.
Station
Wagon

2
.
Station
Wagon

2
.
ENGINE

Engine
type
Horizontally
opposed,
liquid
cooled,
4-cylinder,
4-stroke
gasoline
engine
Valve
arrangement
Overhead
camshaft
type

Bore
x
Stroke
mm
(in)
96
.9
x75
.0(3
.815
x2
.953)

Displacement
cm3
(cu
in)
2,212
(135
.0)

Compression
ratio
9
.7

Firing
order
1-3-2-4

Idle
speed
at
Park/Neutral
position
rpm700

Maximum
output
kW
(HP)/rpm
101
(135)/5,400

Maximum
torque
N
.m
(kg-m,
ft-Ib)/rpm
190
(19
.4,140)/4,400

3
.
ELECTRICAL

Ignition
timing
atidling
speed
BTDC/rpm
20°/700
Spark
plug
Type
and
manufacturer
CHAMPION
:
RC10YC4
(Standard)
NGK
:
BKR6E-11
NIPPONDENSO
:
K20PR-U11

Generator
12V
-
85A

Battery
Reserve
capacity
min100

Cold
cranking
amperes
amp
.I
490

SERVICE
PROCEDURE
[w3A11
5-5b

3
.
Airbag
Module
3
.
Airbag
Module

A
:
REMOVAL

1
.
DRIVER
SIDE

1)
Set
front
wheels
in
straight
ahead
position
.

2)
Turn
ignition
switch
off
.

3)
Disconnect
ground
cable
from
battery
and
wait
forat
least
20
seconds
before
starting
work
.

4)
Using
TORX9
BIT
T30,
remove
two
TORXO
bolts
.

5)
Disconnect
airbag
connector
on
back
of
airbag
mod-

ule
.
<
Ref
.
to
5-5[M2-6].*1
>

6)
Refer
to
"CAUTION"
for
handling
of
a
removed
airbag

module
.
<
Ref
.
to
5-5
[W300]
.*1
>

3

5-5b
[W6A0]
SERVICE
PROCEDURE

6
.
Airbag
Control
Module
AB6
9~v~

BSM0400A

e
B5M0105
I

6
.
Airbag
Control
Module

A
:
REMOVAL

1)
Turn
ignition
switch
off
.

2)
Disconnect
ground
cablefrom
battery
and
wait
forat

least
20
seconds
before
starting
work
.

3)
Remove
lower
cover
.
<
Ref
.
to
5-4
[W1A0]
.*1
>

Disconnect
airbag
connector
(AB3)
and
(AB8)below

steering
column
.

CAUTION
:

Do
notreconnect
airbag
connector
at
steering
column

until
airbag
control
module
is
securely
re-installed
.

4)
Remove
console
box
.
<
Ref
.
to
5-4
[W1A0]
.*1
>

5)
Disconnect
12-pinyellow
connector
fromairbagcon-

trol
module
.
<
Ref
.
to
5-5[M2-6].*1
>

6)
Using
TORXS
BIT
T40
(Tamper
resistant
type),
remove

two
TORXS
bolts
.

Discard
theold
TORXM
bolts
.

CAUTION
:

Use
new
TORXS
bolts
during
re-assembly
.

4

SERVICE
PROCEDURE
[W7AO]
5-5b

7
.
Combination
Switch

7
.
Combination
Switch

)
0)0
C

J

~
AB

,
.,
.
-^o/

G5M0312

A
:
REMOVAL

1)
Turn
ignition
switch
off
.

2)
Disconnect
ground
cable
from
battery
and
wait
for
at

least
20
seconds
before
starting
work
.

3)
Remove
lower
cover
.
<
Ref,
to
5-4
[W1A0)
.*1
>
Dis-

connect
airbag
connector
(AB3)
and
(AB8)
below
steering

column
.

CAUTION
:

Do
not
reconnect
airbag
connector
at
steering
column

until
combination
switch
is
securely
re-installed
.

4)
Disconnect
combination
switch
connectors
from
body

harness
connector
.

5)
Set
front
wheels
in
straight
ahead
position
.
Using

TORX9
BIT
T30,
remove
two
TORX9
bolts
.

6)
Disconnect
airbag
connector
on
back
of
airbag
mod-

ule
.
<
Ref
.
to
5-5[M2-6]
.*1
>
Remove
airbag
module,
and

place
it
with
pad
side
facing
upward
.
<
Ref
.
to
5-5

[W300]
.*1
>

7)
Using
steering
puller,
remove
steering
wheel
.

CAUTION
:

Do
not
allow
connector
to
interfere
when
removing

steering
wheel
.

5

ON-BOARD
DIAGNOSTICS
II
SYSTEM
[Tiq2]
2-

1
.
General

1~
Engine
control
module
(ECM)
~
Radiator
fan

~2
Ignition
coil~s
Radiator
fan
relay

~3
Ignitqr
~s
Pressure
sources
switching
solenoid
valve

~4
Crankshaft
position
sensor
~
Knock
sensor

~5
Camshaft
position
sensor
~
Back-pressure
transducer

Throttle
position
sensor
~s
Front
oxygen
sensor

~7
duel
injectors
~o
Rear
oxygen
sensor
(Except
California
model)

~8
Pressure
regulator
~
Pressure
sensor

Engine
coolant
temperature
sensor
~z
A/C
compressor

~o
Mass
air
flow
sensor
~
Inhibitor
switch

Idle
air
control
solenoid
valve
~
CHECK
ENGINE
malfunction
indicator
lamp
(MIL)

~z
Purge
control
solenoid
valve
~
Tachometer

0
Fuel
pump
~s
A/C
relay

0
PCV
valve
~
A/C
control
module

~s
Air
cleaner
~eIgnition
switch

Canister
~
Transmission
control
module
(TCM)

~
Main
relay
~o
Vehicle
speed
sensor
2

~a
Fuel
pump
relay
~
Data
link
connector
(For
Subaru
select
monitor)

~s
Fuel
filter
@
Data
link
connector
(For
Subaru
select
monitor
and

~o
Front
catalytic
converter
OBD-II
general
scan
tool)

Rear
catalytic
converter
@
Two
way
valve

~2
MGR
valve
~a
Rear
oxygen
sensor
(California
model
only)

EGR
control
solenoid
valve
~
Filter

3

2-7
[T2A3]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

2
.
Electrical
Components
Location

3
.
SOLENOID
VALVE,
EMISSION
CONTROL
SYSTEM

PARTS
AND
IGNITION
SYSTEM
PARTS

osoooose

Pressure
sources
switching
solenoid
valve
OS
Purge
control
solenoid
valve

(k
Idle
air
control
solenoid
valve
06
Ignitor
~3
EGR
valve
(~7
Ignition
coil
4
EGR
control
solenoid
valve

ON-BOARD
DIAGNOSTICS
11
SYSTEM
[T3C1J
2-7
3
.
Diagnosis
System

0
-
ST2

0000000000
0000000000

STi

OBD0057A

4111
o000
0000
oaoo
F[

EJ0000
0000

G3M0150I

Subaru
select
monitor

:::
o
00000
aoaoonoaoooGoou

7

B2M0829A

3
.
Diagnosis
System

C
:
SUBARU
SELECT
MONITOR

1
.
HOW
TO
USE
SUBARU
SELECT
MONITOR

1)
Prepare
Subaru
select
monitor
and
cartridge
.

ST1
498307500
SELECT
MONITOR
KIT

ST2
498345700
CARTRIDGE

2)
Turn
ignition
switch
and
Subaru
select
monitor
switch

to
OFF
.

3)
Insert
cartridge
into
Subaru
select
monitor
.

4)
Connect
Subaru
select
monitor
to
data
link
connector
.

*
Using
data
link
connector
for
Subaru
select
moni-

tor
only,
connect
Subaru
select
monitor
to
its
data
link

connector
located
in
the
lower
portion
of
the
instru-

ment
panel(on
the
driver's
side),
to
the
sideof
the

center
console
box
.

9
Using
data
link
connector
for
Subaru
select
moni-

tor
and
OBD-II
general
scan
tool
;

(1)
Connect
ST
to
Subaru
select
monitor
cable
.

ST
498357200
ADAPTER
CABLE

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

tor
to
data
link
connector
located
in
the
lower
portion

of
the
instrument
panel
(onthe
driver's
side),
to
the

lowercover
.

CAUTION
:

Do
not
connect
scan
tools
except
for
Subaru
select
mon-

itor
and
OBD-II
general
scan
tool
.

13

2-7
[T3C2]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

3
.
Diagnosis
System

SELECT
SYSTEM

EGi
Y
:O,N
:/

1
101

H2M1149
I

=0=1
1H]

D
E
F
T

aor0l
oo
L

oo0
RD
FE-11
456
7

F111
0
0
F1_31
a

F03
0
FL-11
ED101

SUBARU
03M0152
I

OBD
(FB
1)

PO100


Diagnostic
trouble
code
Abbreviation

osooos2

OBD
(FB
1)

PO
115


OBD
(FBI)

P0120
<
THV
>

OBD0063

5)
Turn
ignition
switch
to
ON
(engine
OFF)
and
Subaru

select
monitor
switch
to
ON
.

6)
Using
Subaru
select
monitor,
call
up
diagnostic
trouble

code(s)
and
various
data,
then
record
them
.

2
.
READ
DIAGNOSTIC
TROUBLE
CODE
(DTC)
SHOWN

ON
DISPLAY
.
(MODE
FB1)

1)
Select
engine
mode
using
function
key
.

Press
thefunction
key
[0]
.

2)
Designate
mode
using
function
key
.

Press
[F]
[B]
[1]
[ENT]
in
that
order
.

3)
Ensure
diagnostic
trouble
code(s)
is
shown
.

(1)
When
there
is
only
one
diagnostic
trouble
code
.

(2)
When
there
are
multiple
diagnostic
trouble
codes
.

NOTE
:

For
details
concerning
diagnostic
trouble
codes,
referto

the
DIAGNOSTIC
TROUBLE
CODE
(DTC)
LIST,
2-7

[T11A0]*4
.

14