Subaru Legacy III (2000-2003 year). Manual - part 406

IN(H4DOSTC)-12

INTAKE (INDUCTION)

INTAKE DUCT

4. Intake Duct

A: REMOVAL

1) Disconnect the ground cable from battery.

2) Remove the intake manifold. <Ref. to
FU(H4DOSTC)-15, REMOVAL, Intake Manifold.>
3) Remove the sensor, engine harness, and fuel
pipe attached to intake manifold. <Ref. to
FU(H4DOSTC)-22, DISASSEMBLY, Intake Mani-
fold.>
4) Remove the intake duct from intake manifold.

B: INSTALLATION

Install in the reverse order of removal.

Tightening torque:

19 N·m (1.9 kgf-m, 14.0 ft-lb)

FU-00009

FU-00655

FU-00656

IN(H4DOSTC)-13

INTAKE (INDUCTION)

INTERCOOLER

5. Intercooler

A: REMOVAL

1) Disconnect the differential pressure hose from
pipes.

2) Disconnect the hose from hose connector of so-
lenoid box assembly.

3) Disconnect the air by-pass hose from air by-
pass valve.

4) Remove the bolts which secures intercooler to
bracket.

5) Separate the intercooler air duct from turbo-
charger.

IN-00086

IN-00087

IN-00088

IN-00089

IN-00090

IN-00091

IN-00092

IN(H4DOSTC)-14

INTAKE (INDUCTION)

INTERCOOLER

6) Separate the intercooler from throttle body.

B: INSTALLATION

Install in the reverse order of removal.

Tightening torque:

16 N·m (1.6 kgf-m, 11.7 ft-lb)

C: DISASSEMBLY

1) Loosen the clamps, then remove the intercooler
duct.

D: ASSEMBLY

Assemble in the reverse order of disassembly.

Tightening torque:

16 N·m (1.6 kgf-m, 11.7 ft-lb)

IN-00093

IN-00089

IN-00090

(1) Intercooler duct (Primary)

(2) Intercooler duct (Secondary)

(3) Air by-pass valve

(1) Intercooler duct (Primary)

(2) Intercooler duct (Secondary)

(3) Air by-pass valve

IN-00094

( 1 )

( 2 )

( 3 )

IN-00094

( 1 )

( 2 )

( 3 )

IN(H4DOSTC)-15

INTAKE (INDUCTION)

TURBOCHARGER

6. Turbocharger

A: REMOVAL

1. PRIMARY TURBOCHARGER

1) Set the vehicle on the lift.
2) Disconnect the ground cable from battery.

3) Remove the intercooler. <Ref. to IN(H4DOSTC)-
13, REMOVAL, Intercooler.>
4) Remove the center exhaust pipe. <Ref. to
EX(H4DOSTC)-7, REMOVAL, Center Exhaust
Pipe.>
5) Lower the vehicle.
6) Separate the turbocharger joint pipe from turbo-
charger.

7) Loosen the clamp which secures turbocharger to
air inlet duct.

8) Disconnect the engine coolant hose.
9) Remove the bolt which secures bracket of oil
pipe to turbocharger.

10) Remove the oil pipe from turbocharger.

11) Remove the turbocharger bracket.
12) Disconnect the oil and coolant outlet hose from
pipe.
13) Take out the turbocharger from engine com-
partment.

2. SECONDARY TURBOCHARGER

Refer to the removal of primary turbocharger for re-
moval procedure. <Ref. to IN(H4DOSTC)-15, PRI-
MARY TURBOCHARGER, REMOVAL,
Turbocharger.>

B: INSTALLATION

1. PRIMARY TURBOCHARGER

1) Connect the oil outlet hose to outlet pipe.
2) Install the oil pipe to turbocharger.

FU-00009

IN-00095

IN-00096

(A) Engine coolant hose

(B) Oil pipe

(A) Engine coolant hose

(B) Oil pipe

IN-00097

(A)

(B)

IN-00097

(A)

(B)