Subaru Legacy IV (2008 year). Manual - part 244

FU(H4DOTC)-79

Fuel Damper

FUEL INJECTION (FUEL SYSTEMS)

33.Fuel Damper

A: REMOVAL

WARNING:
Place “NO OPEN FLAMES” signs near the
working area.

CAUTION:
• Be careful not to spill fuel.
• Catch the fuel from hoses using a container
or cloth.
1) Release the fuel pressure. <Ref. to FU(H4DOTC)-
57, RELEASING OF FUEL PRESSURE, PROCE-
DURE, Fuel.>
2) Remove the fuel damper from fuel delivery hose
(A) and fuel return hose (B).

B: INSTALLATION

CAUTION:
If fuel hoses or clamps are damaged, replace
them with new parts.
Install in the reverse order of removal.

Tightening torque:

1.25 N·m (0.1 kgf-m, 0.9 ft-lb)

FU-03115

(A)

(B)

FU(H4DOTC)-80

Fuel Delivery, Return and Evaporation Lines

FUEL INJECTION (FUEL SYSTEMS)

34.Fuel Delivery, Return and Evaporation Lines

A: REMOVAL

WARNING:
Place “NO OPEN FLAMES” signs near the
working area.

CAUTION:
Be careful not to spill fuel.
1) Set the vehicle on a lift.
2) Release the fuel pressure. <Ref. to FU(H4DOTC)-
57, RELEASING OF FUEL PRESSURE, PROCE-
DURE, Fuel.>
3) Open the fuel filler lid, and remove the fuel filler
cap.
4) Remove the floor mat. <Ref. to EI-72, REMOV-
AL, Floor Mat.>
5) In the engine compartment, disconnect the fuel
delivery hoses, fuel return hoses and evaporation
hoses.

(1) Disconnect the quick connector on the fuel
delivery line and return line by pushing the ST in
the direction of the arrow.

ST

42099AE000

QUICK CONNECTOR 
RELEASE

(2) Remove the clip and disconnect the evapo-
ration hose from the fuel pipe.

CAUTION:
• Be careful not to spill fuel.
• Catch the fuel from hoses using a container
or cloth.

6) Remove the canister. <Ref. to EC(H4DOTC)-7,
REMOVAL, Canister.>
7) Remove the fuel tank. <Ref. to FU(H4DOTC)-
59, REMOVAL, Fuel Tank.>
8) Remove the fuel pipe assembly.

FU-03107

(A) Fuel delivery hose

(B) Fuel return hose

(C) Evaporation hose

FU-03430

ST

(C)

(A)

(B)

FU(H4DOTC)-81

Fuel Delivery, Return and Evaporation Lines

FUEL INJECTION (FUEL SYSTEMS)

9) Disconnect the quick connector, then disconnect
the fuel delivery tube, fuel return tube and jet pump
tube.

(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.

(3) Hold the connector (A) and push the retainer
(B) down.
(4) Pull out the connector (A) from the retainer
(B).

B: INSTALLATION

Install in the reverse order of removal while being
careful of the following.

1. CONNECTING THE FUEL LINE QUICK 
CONNECTOR

CAUTION:
Make sure there is no damage or dust on the
connections. If necessary, clean seal surface of
pipe.

NOTE:
Use a new retainer.

1) Set the new retainer (B) to connector (A).

(A) Connector

(B) Retainer

(C) Pipe

FU-01333

FU-00124

( A )

( B )

( C )

(A) Seal surface

(B) Pipe

( A )

( B )

FU-00125

FU(H4DOTC)-82

Fuel Delivery, Return and Evaporation Lines

FUEL INJECTION (FUEL SYSTEMS)

2) Push the pipe into the connector completely.

CAUTION:
• Pull the connector to ensure it is connected
securely.
• Make sure the two retainer pawls are en-
gaged in their mating positions in the connec-
tor.
• Be sure to inspect hoses and their connec-
tions for any leakage of fuel.

2. CONNECT FUEL DELIVERY HOSE AND 
FUEL RETURN HOSE

Connect the fuel delivery hose and fuel return hose
to the pipe with an overlap of 20 to 25 mm (0.79 to
0.98 in).
Type A: When the amount to be inserted is speci-
fied.
Type B: When the amount to be inserted is not
specified.

L1: 2.5

r

1.5 mm (0.098

r

0.059 in)

L2: 22.5

r

2.5 mm (0.886

r

0.098 in)

CAUTION:
Be sure to inspect hoses and their connections
for any leakage of fuel.

3. CONNECTING THE EVAPORATION 
HOSE

Connect the evaporation hose to the pipe with an
overlap of 15 to 20 mm (0.59 to 0.79 in).

L = 17.5

r

2.5 mm (0.689

r

0.098 in)

(A) Connector

(B) Retainer

(C) Pipe

(A) Connector

(B) Retainer

(C) Pipe

FU-00126

( A )

( B )

( C )

FU-00127

( A )

( B )

( C )

(1) Type A

(2) Type B

(3) Pipe

(4) Clamp

(5) Hose

(1) Hose

(2) Clip

(3) Pipe

FU-03390

(3)

(4)

(5)

L2

(1)

(2)

L1

L1

FU-00129

(1)

(2)

L/2

L

(3)