Subaru Legacy (2005 year). Manual — part 163

FU(H4SO 2.5)-15

FUEL INJECTION (FUEL SYSTEMS)

Intake Manifold

15) Install the air cleaner case and air intake cham-
ber. <Ref. to IN(H4SO 2.0)-5, INSTALLATION, Air
Cleaner Case.> <Ref. to IN(H4SO 2.0)-7, INSTAL-
LATION, Air Intake Chamber.>
16) Install the fuse of fuel pump to main fuse box.
17) Connect the ground cable to battery.

C: DISASSEMBLY

1) Disconnect the engine ground terminal from in-
take manifold.

2) Remove the ignition coil and ignitor assembly.
<Ref. to IG(H4SO 2.0)-8, REMOVAL, Ignition Coil
and Ignitor Assembly.>
3) Remove the throttle body. <Ref. to FU(H4SO
2.5)-11, REMOVAL, Throttle Body.>
4) Remove the EGR valve. (EC, EK, K4, EH and
ER model) <Ref. to FU(H4SO 2.5)-31, REMOVAL,
EGR Valve.>
5) Remove the PCV pipe. (EC, EK, K4, EH and ER
model)

6) Disconnect the pressure regulator vacuum hose
(A) from intake manifold.

7) Remove the fuel pipe protector LH.

8) Remove the fuel pipe protector RH.

9) Disconnect the connectors (A) from fuel injector.
10) Remove the harness band (B) which holds the
engine harness to injector pipe.

11) Remove the tumble generator valve actuator.
(EC, EK, K4, EH and ER model) <Ref. to FU(H4SO
2.5)-29, REMOVAL, Tumble Generator Valve Ac-
tuator.>

IN-00203

FU-01090

FU-01091

FU-01092

(A)

FU-01093

FU-01094

FU-01336

(A)

(B)

FU(H4SO 2.5)-16

FUEL INJECTION (FUEL SYSTEMS)

Intake Manifold

12) Remove the purge control solenoid valve.
<Ref. to EC(H4SO 2.0)-7, REMOVAL, Purge Con-
trol Solenoid Valve.>
13) Remove the harness band clips which install
the engine harness.

14) Remove the bolts which hold engine harness to
intake manifold.

15) Remove the engine harness from intake mani-
fold.
16) Remove the bolts which install injector pipe on
the intake manifold as shown in the figure.
• RH side

• LH side

17) Remove the fuel injectors from injector pipe.
18) Loosen the clamp which holds fuel injector pipe
RH to fuel hose, and then disconnect the pipe from
fuel hose.

19) Loosen the clamp which holds fuel injector pipe
LH to fuel hose, and then disconnect the pipe from
fuel hose.

20) Remove the fuel injector pipe.
21) Remove the bolt which installs pressure regu-
lator on intake manifold.

FU-01096

FU-01097

FU-01098

FU-01099

FU-01100

FU-01101

FU-01102

FU(H4SO 2.5)-17

FUEL INJECTION (FUEL SYSTEMS)

Intake Manifold

22) Remove the bolt which installs fuel pipes on in-
take manifold.

23) Remove the fuel pipe assembly and pressure
regulator from intake manifold.
24) Remove the PCV pipe. (EC, EK, K4, EH and
ER model)

D: ASSEMBLY

NOTE:
When assembling the nipple, apply liquid gasket.

Liquid gasket:

THREE BOND 1105 (Part No. 004403010)

Tightening torque:

17 N

⋅

m (1.7 kgf-m, 12.5 ft-lb)

1) Install the intake manifold. (EC, EK, K4, EH and
ER model)

NOTE:
Use a new gasket.

Tightening torque:

8.75 N

⋅

m (0.89 kgf-m, 6.5 ft-lb)

2) Tighten the bolt which installs fuel pipes on in-
take manifold.

Tightening torque:

6.4 N

⋅

m (0.65 kgf-m, 4.7 ft-lb)

3) Tighten the bolt which installs pressure regulator
on intake manifold.

Tightening torque:

19 N

⋅

m (1.9 kgf-m, 14 ft-lb)

4) Connect the fuel injector pipe.
5) Connect the fuel injector pipe LH to fuel hose,
and tighten the clamp.

Tightening torque:

1.25 N

⋅

m (0.13 kgf-m, 0.94 ft-lb)

6) Connect the fuel injector pipe RH to fuel hose,
and tighten the clamp.

Tightening torque:

1.25 N

⋅

m (0.13 kgf-m, 0.94 ft-lb)

7) Install the fuel injectors.

FU-01337

FU-01104

FU-01104

FU-01337

FU-01102

FU-01101

FU(H4SO 2.5)-18

FUEL INJECTION (FUEL SYSTEMS)

Intake Manifold

8) Tighten the bolts which install injector pipe on in-
take manifold.
• RH side

Tightening torque:

19 N

⋅

m (1.9 kgf-m, 14 ft-lb)

• LH side

Tightening torque:

19 N

⋅

m (1.9 kgf-m, 14 ft-lb)

9) Tighten the two bolts which install fuel pipes on
intake manifold.

Tightening torque:

6.4 N

⋅

m (0.65 kgf-m, 4.7 ft-lb)

10) Install the engine harness to intake manifold.

11) Tighten the bolts which install engine harness
on intake manifold.

Tightening torque:

16 N

⋅

m (1.6 kgf-m, 11.8 ft-lb)

12) Hold the engine harness by harness band clips.

13) Install the purge control solenoid valve. <Ref.
to EC(H4SO 2.0)-7, INSTALLATION, Purge Con-
trol Solenoid Valve.>
14) Remove the tumble generator valve actuator.
(EC, EK, K4, EH and ER model) <Ref. to FU(H4SO
2.5)-29, INSTALLATION, Tumble Generator Valve
Actuator.>
15) Connect the connectors (A) to fuel injector.
16) Hold the engine harness to injector pipe by har-
ness band (B).

FU-01098

FU-01099

FU-01100

FU-01097

FU-01096

FU-01336

(A)

(B)