1995 SUBARU LEGACY diagram

E: FUEL PUMP CIRCUIT
1.Check operating sound of fuel pump.
2.Check ground circuit of fuel pump.
3.Check power supply to fuel pump.
4.Check harness connector between fuel pump
and fuel pump relay.
5.Check fuel pump relay.
6.Check harness connector between ECM and
fuel pump relay.
WIRING DIAGRAM:

LHD model
OBD0131





120
2-7ON-BOARD DIAGNOSTICS II SYSTEM
9. Diagnostics for Engine Starting Failure

WIRING DIAGRAM:

RHD model
B2M0446
121
2-7ON-BOARD DIAGNOSTICS II SYSTEM
9. Diagnostics for Engine Starting Failure

F: FUEL INJECTOR CIRCUIT
1.Check output signal from ECM.

2.Check harness.
3.Check harness.
4.Check fuel injector.
5.Check power supply.
CAUTION:

Check or repair only faulty parts.

After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES. [T3D0] and [T3E0].>
WIRING DIAGRAM:

LHD model
OBD0137



124
2-7ON-BOARD DIAGNOSTICS II SYSTEM
9. Diagnostics for Engine Starting Failure

WIRING DIAGRAM:

RHD model
B2M0447
NOTE:
For the diagnostic procedure on fuel injector circuit, refer to
“2-7 [T11Q0]”.
125
2-7ON-BOARD DIAGNOSTICS II SYSTEM
9. Diagnostics for Engine Starting Failure

G: CRANKSHAFT POSITION SENSOR
CIRCUIT
1.Check harness.
2.Check crankshaft position sensor.
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.

WIRING DIAGRAM:
OBD0109
NOTE:
For the diagnostic procedure on crankshaft position sensor
circuit, refer to“2-7 [T11Z0]”.

126
2-7ON-BOARD DIAGNOSTICS II SYSTEM
9. Diagnostics for Engine Starting Failure

H: CAMSHAFT POSITION SENSOR CIRCUIT
1.Check harness.
2.Check camshaft position sensor.
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES.

WIRING DIAGRAM:
OBD0115
NOTE:
For the diagnostic procedure on crankshaft position sensor
circuit, refer to“2-7 [T11AA]”.

127
2-7ON-BOARD DIAGNOSTICS II SYSTEM
9. Diagnostics for Engine Starting Failure

1.Connect Subaru Select Monitor or the OBD-
II general scan tool, and read data.5.Check harness.
2.Check input signal for ECM. (Using voltage
meter and Subaru Select Monitor.)
3.Check power supply to mass air flow
sensor.
4.Check harness connector between ECM and
mass air flow sensor.
CAUTION:
After repair or replacement of faulty parts, conduct
CLEAR MEMORY and INSPECTION MODES. [T3D0] and [T3E0].>
WIRING DIAGRAM:

LHD model
OBD0144



136
2-7ON-BOARD DIAGNOSTICS II SYSTEM
11. Diagnostics Chart with Trouble Code

WIRING DIAGRAM:

RHD model
B2M0448
137
2-7ON-BOARD DIAGNOSTICS II SYSTEM
11. Diagnostics Chart with Trouble Code