Subaru Legacy III (2000-2003 year). Manual - part 235

FU(H6DO)-24

FUEL INJECTION (FUEL SYSTEMS)

INTAKE MANIFOLD

26) Connect battery ground cable.

C: DISASSEMBLY

1) Disconnect connectors from throttle position
sensor.

2) Disconnect connectors from intake manifold
pressure sensor (B) and idle air control solenoid
valve (A).
3) Disconnect air by-pass hose (C) from idle air
control solenoid valve.

4) Remove throttle body.

5) Remove induction valve.

6) Disconnect connector from induction valve con-
trol solenoid.
7) Remove induction valve control solenoid.

8) Disconnect connector from purge control sole-
noid valve.
9) Remove purge control solenoid valve.

10) Disconnect connector from EGR valve.
11) Remove EGR valve.

FU-00009

FU-00538

FU-00537

( A )

( B )

( C )

FU-00559

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FU-00562

FU-00563

FU(H6DO)-25

FUEL INJECTION (FUEL SYSTEMS)

INTAKE MANIFOLD

12) Remove engine harness assembly from intake
manifold.

13) Remove PCV pipe from intake manifold.

14) Remove air assist and purge pipe assembly.

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

16) Remove fuel pipe and injector pipe assembly.

17) Remove induction valve vacuum hose from in-
take manifold.

D: ASSEMBLY

1) Intake induction valve vacuum hose to intake
manifold.

2) Install fuel pipe and injector pipe assembly.

Tightening torque:

5.0 N·m (0.51 kgf-m, 3.7 ft-lb)

FU-00564

FU-00565

FU-00566

FU-00567

( A )

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FU(H6DO)-26

FUEL INJECTION (FUEL SYSTEMS)

INTAKE MANIFOLD

3) Connect pressure regulator vacuum hose (A) to
intake manifold.

4) Install air assist and purge pipe assembly.

Tightening torque:

5.0 N·m (0.51 kgf-m, 3.7 ft-lb)

5) Install PCV pipe to intake manifold.

Tightening torque:

6.4 N·m (0.65 kgf-m, 4.7 ft-lb)

6) Install engine harness assembly to intake mani-
fold.

Tightening torque:

5.0 N·m (0.51 kgf-m, 3.7 ft-lb)

7) Install EGR valve.

Tightening torque:

19 N·m (1.9 kgf-m, 14 ft-lb)

8) Connect connector to EGR valve.

9) Install purge control solenoid valve.

Tightening torque:

19 N·m (1.9 kgf-m, 14 ft-lb)

10) Connect connector to purge control solenoid
valve.

FU-00568

FU-00567

( A )

FU-00566

FU-00565

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FU(H6DO)-27

FUEL INJECTION (FUEL SYSTEMS)

INTAKE MANIFOLD

11) Connect hoses to purge control solenoid valve.

CAUTION:
Carefully connect the evaporation hoses.

12) Install induction valve control solenoid.

Tightening torque:

19 N·m (1.9 kgf-m, 14 ft-lb)

13) Connect connector to induction valve control
solenoid.

14) Install induction valve.

Tightening torque:

19 N·m (1.9 kgf-m, 14 ft-lb)

15) Connect hoses to induction valve control sole-
noid.

CAUTION:
Carefully connect the vacuum hoses.

16) Install throttle body to intake manifold.

NOTE:
Replace gasket with a new one.

Tightening torque:

22 N·m (2.2 kgf-m, 15.9 ft-lb)

17) Connect connectors to throttle position sensor.

18) Connect connectors to intake manifold pres-
sure sensor (A) and idle air control solenoid valve
(B).

(A) To purge pipe

(B) To fuel pipe

FU-00570

( A )

( B )

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FU-00560

(A) Induction valve

(B) Induction valve control solenoid

FU-00571

( A )

( B )

FU-00559

FU-00538