Subaru Legacy (2005 year). Service manual — part 257
FU(H4DOTC)-53
FUEL INJECTION (FUEL SYSTEMS)
Fuel Filter
27.Fuel Filter
A: SPECIFICATION
Fuel filter forms a single unit with fuel pump.
Refer to “Fuel Pump” for removal and installation.
<Ref. to FU(H4DOTC)-48, REMOVAL, Fuel
Pump.> <Ref. to FU(H4DOTC)-49, INSTALLA-
TION, Fuel Pump.>
FU(H4DOTC)-54
FUEL INJECTION (FUEL SYSTEMS)
Fuel Bypass Valve
28.Fuel Bypass Valve
A: REMOVAL
1) Release the fuel pressure.
<Ref. to FU(H4DOTC)-39, RELEASING OF FUEL
PRESSURE, PROCEDURE, Fuel.>
2) Disconnect the fuel return line and delivery line
from fuel bypass valve.
3) Remove the fuel bypass valve from vehicle.
B: INSTALLATION
Install in the reverse order of removal.
Tightening torque:
7.5 N
⋅
m (0.76 kgf-m, 5.5 ft-lb)
(A) Fuel delivery line
(B) Fuel return line
(C) Fuel bypass valve
(D) Fuel bypass valve bracket
(A) Fuel delivery line
(B) Fuel return line
(C) Fuel bypass valve
(D) Fuel bypass valve bracket
FU-01331
T
T
(B)
(B)
(A)
(C)
(D)
FU-01331
T
T
(B)
(B)
(A)
(C)
(D)
FU(H4DOTC)-55
FUEL INJECTION (FUEL SYSTEMS)
Fuel Delivery, Return and Evaporation Lines
29.Fuel Delivery, Return and Evaporation Lines
A: REMOVAL
1) Set the vehicle on a lift.
2) Release the fuel pressure. <Ref. to FU(H4DOTC)-39, RELEASING OF FUEL PRESSURE, PROCE-
DURE, Fuel.>
3) Open the fuel filler flap lid, and remove the fuel filler cap.
4) Remove the floor mat. <Ref. to EI-73, REMOVAL, Floor Mat.>
5) Disconnect the fuel delivery pipes and hoses, and then disconnect the fuel return pipes and hoses, evap-
oration pipes and hoses.
6) In the engine compartment, disconnect the fuel
delivery hoses, return hoses and evaporation hose.
7) Lift-up the vehicle.
8) Remove the fuel tank. <Ref. to FU(H4DOTC)-
40, REMOVAL, Fuel Tank.>
9) Separate the quick connector of fuel line.
(1) Clean the pipe and connector, if they are
covered with dust.
(2) To prevent from damaging or entering for-
eign matter, wrap the pipes and connectors with
plastic bag, etc.
FU-01332
(A) Fuel delivery hose
(B) Return hose
(C) Evaporation hose
FU-01088
(A)
(B)
(C)
FU-01333
FU(H4DOTC)-56
FUEL INJECTION (FUEL SYSTEMS)
Fuel Delivery, Return and Evaporation Lines
(3) Hold the connector (A) and push retainer (B)
down.
(4) Pull out the connector (A) from retainer (B).
CAUTION:
Always use a new retainer.
B: INSTALLATION
1) Connect the quick connector of fuel line.
CAUTION:
• Always use a new retainer.
• Make sure that the connected portion is not
damaged or has dust. If necessary, clean the
seal surface of pipe.
(1) Set the new retainer (B) to connector (A).
(2) Push the pipe into the connector completely.
CAUTION:
• Pull the connector to ensure it is connected
securely.
• Ensure the two retainer pawls are engaged in
their mating positions in the connector.
• Be sure to inspect the hoses and their con-
nections for fuel leakage.
(A) Connector
(B) Retainer
(C) Pipe
(A) Seal surface
(B) Pipe
FU-00124
( A )
( B )
( C )
FU-00125
( A )
( B )
(A) Connector
(B) Retainer
(C) Pipe
(A) Connector
(B) Retainer
(C) Pipe
FU-00126
( A )
( B )
( C )
FU-00127
( A )
( B )
( C )
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