Subaru Legacy (2005 year). Manual - part 246

FU(H4DOTC)-9

FUEL INJECTION (FUEL SYSTEMS)

General Description

(1)

Clip

(14)

Two-way valve hose A

(27)

Filler cap

(2)

Fuel return hose A

(15)

Purge hose A

(28)

Tether

(3)

Evaporation hose

(16)

Purge hose B

(29)

Clip

(4)

Fuel delivery hose A

(17)

Two-way valve hose B

(30)

Fuel hose

(5)

Fuel delivery hose B

(18)

Canister drain hose B

(31)

Purge hose C

(6)

Fuel bypass valve

(19)

Two-way valve drain hose

(32)

Fuel hose connector

(7)

Fuel bypass valve bracket

(20)

Two-way valve

(33)

Purge pipe

(8)

Fuel return hose B

(21)

Two-way valve hose C

(34)

Two-way valve bracket

(9)

Fuel pipe ASSY

(22)

Connector

(10)

Clamp

(23)

Evaporation hose holder

Tightening torque: N

⋅

m (kgf-m, ft-lb)

(11)

Canister

(24)

Fuel filler pipe ASSY

T1: 4.4 (0.45, 3.2)

(12)

Canister protector (Sedan model)

(25)

Filler pipe packing

T2: 7.5 (0.76, 5.5)

(13)

Canister drain hose A

(26)

Filler ring

T3: 8.3 (0.85, 6.1)

FU(H4DOTC)-10

FUEL INJECTION (FUEL SYSTEMS)

General Description

C: CAUTION

• Wear work clothing, including a cap, protective
goggles and protective shoes during operation.
• Remove contamination including dirt and corro-
sion before removal, installation or disassembly.
• Keep the disassembled parts in order and pro-
tect them from dust and dirt.
• Before removal, installation or disassembly, be
sure to clarify the failure. Avoid unnecessary re-
moval, installation, disassembly and replacement.

• Be careful not to burn yourself, because each
part on the vehicle is hot after running.
• Be sure to tighten fasteners including bolts and
nuts to the specified torque.
• Place shop jacks or rigid racks at the specified
points.
• Before disconnecting connectors of sensors or
units, be sure to disconnect the ground cable from
battery.
• Place “NO FIRE” signs near the working area.
• Be careful not to spill fuel on the floor.

D: PREPARATION TOOL

ILLUSTRATION

TOOL NUMBER

DESCRIPTION

REMARKS

18482AA000

(Newly adopted tool)

CARTRIDGE

Troubleshooting for electrical system.

22771AA030

SUBARU SELECT 
MONITOR KIT

Troubleshooting for electrical system.
• English: 22771AA030 (Without printer)
• German: 22771AA070 (Without printer)
• French: 22771AA080 (Without printer)
• Spanish: 22771AA090 (Without printer)

ST18482AA000

ST22771AA030

FU(H4DOTC)-11

FUEL INJECTION (FUEL SYSTEMS)

Throttle Body

2. Throttle Body

A: REMOVAL

1) Remove the collector cover.
2) Disconnect the ground cable from battery.

3) Remove the intercooler. <Ref. to IN(H4DOTC)-
12, REMOVAL, Intercooler.>
4) Disconnect the connector from throttle position
sensor.

5) Disconnect the engine coolant hoses from throt-
tle body.

6) Remove the bolts which install throttle body to
the intake manifold.

B: INSTALLATION

Install in the reverse order of removal.

NOTE:
Always use new O-rings.

Tightening torque:

8 N

⋅

m (0.8 kgf-m, 5.9 ft-lb)

IN-00203

FU-01157

FU-01158

FU-01159

FU(H4DOTC)-12

FUEL INJECTION (FUEL SYSTEMS)

Intake Manifold

3. Intake Manifold

A: REMOVAL

1) Release the fuel pressure.
<Ref. to FU(H4DOTC)-39, RELEASING OF FUEL
PRESSURE, PROCEDURE, Fuel.>
2) Open the fuel filler flap lid, and remove the fuel
filler cap.
3) Remove the collector cover.
4) Disconnect the ground cable from battery.

5) Lift-up the vehicle.
6) Remove the under cover.
7) Drain coolant about 3.0 

2 (3.2 US qt, 2.6 Imp

qt).
8) Remove the intake duct from air cleaner case.
9) Remove the intercooler. <Ref. to IN(H4DOTC)-
12, REMOVAL, Intercooler.>
10) Remove the generator. <Ref. to SC(H4SO
2.0)-14, REMOVAL, Generator.>
11) Remove the coolant filler tank. <Ref. to
CO(H4DOTC)-31, REMOVAL, Coolant Filler
Tank.>
12) Disconnect the PCV hose assembly from cylin-
der block.

13) Disconnect the engine coolant hose from throt-
tle body.

14) Disconnect the brake booster hose.

15) Disconnect the engine harness connectors
from bulkhead harness connectors.

IN-00203

FU-01160

FU-01158

FU-01161

FU-01162

FU-01163