1996 SUBARU LEGACY Service Repair Manual

Page 241 of 2890

SUBARU LEGACY 1996  Service Repair Manual 2-7
[T10BS1)
ON-BOARD
DIAGNOSTICS
II
SYSTEM

10
.
Diagnostics
Chart
with
Trouble
Code

Data
link
connector
(for
Subaru
select
monitor
and
OBD-II
general
scan
tool)

)

~
~A~
~
Data
link
connector
(f

Page 242 of 2890

SUBARU LEGACY 1996  Service Repair Manual 
ON-BOARD
DIAGNOSTICS
II
SYSTEM
[TIossz]
2-7
10
.
Diagnostics
Chart
with
Trouble
Code

TNKP
(F43)

0
.
10
k
P
a
1
mmHg
H2M
1326

CHECK
INPUT
SIGNAL
FOR
ECM
.
(USING

10BS2
VOLTAGE
METER
AND
SUBARU
SEL

Page 243 of 2890

SUBARU LEGACY 1996  Service Repair Manual 2-7
[T1oBS3]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

10
.
Diagnostics
Chart
with
Trouble
Code

CHECK
:
Does
the
value
change
more
than
-2
.8
kPa

by
shaking
harness
and
connector
of
ECM

while
monitoring
the

Page 244 of 2890

SUBARU LEGACY 1996  Service Repair Manual 
ON-BOARD
DIAGNOSTICS
II
SYSTEM
[TIoBSa]
2-7
10
.
Diagnostics
Chart
with
Trouble
Code

8)
Turn
ignition
switch
to
OFF
.

9)
Disconnect
connector
from
ECM
.

10)
Measure
resistance
of
harness
between
E

Page 245 of 2890

SUBARU LEGACY 1996  Service Repair Manual 2-7
IT10BS4]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

10
.
Diagnostics
Chart
with
Trouble
Code

H2M1257B
I

82M0927

11)
Measure
resistance
of
harness
between
fuel
tank

pressure
sensor
connector
and
chassis
g

Page 246 of 2890

SUBARU LEGACY 1996  Service Repair Manual 
ON-BOARD
DIAGNOSTICS
II
SYSTEM
[TloBSa1
2-7
10
.
DiagnosticsChart
with
Trouble
Code

TNKP
(F43)

0
.
10
k
P
a
1
mmHg

H2M1326

5)
Disconnect
connector
from
fuel
tank
pressure
sensor
.

6)
Remove
fuel

Page 247 of 2890

SUBARU LEGACY 1996  Service Repair Manual 2_7
[T10BT0]
ON-BOARD
DIAGNOSTICS
II
SYSTEM

10
.
Diagnostics
Chart
with
Trouble
Code

OBD
(FBI)

P0451
<TNKP_F>

H2M
1377

BT
:
DTC
P0451

-
EVAPORATIVE
EMISSION
CONTROL

SYSTEM
PRESSURE
SENSOR

RANG

Page 248 of 2890

SUBARU LEGACY 1996  Service Repair Manual 
ON-BOARD
DIAGNOSTICS
II
SYSTEM
[T1oBT11
2-7

10
.
DiagnosticsChart
with
Trouble
Code

(CHECK
PRESSURE/VACUUM
LINE
.

Is
therea
fault
in
pressurelvacuum
line?

NOTE
:

Check
the
following
items
.

9
D