Subaru Outback manuals

Subaru Outback: Intake (Induction)

General Description

A: COMPONENT

Subaru Outback. Intake (Induction)

  1. Air intake duct
  2. Clip
  3. Resonator chamber
  4. Air cleaner case (front)
  5. Spacer
  6. Cushion
  7. Air cleaner element
  8. Air cleaner case (rear)
  9. Clip
  10. Clamp
  11. Cover
  12. Clip
  13. Air intake boot ASSY
  14. Clamp
  15. Cushion
  16. Mass air flow and intake air temperature sensor
  17. Blow-by hose
  18. Clip

Tightening torque: N*m (kgf-m, ft-lb)
T1: 1 (0.1, 0.7)
T2: 3 (0.3, 2.2)
T3: 6 (0.6, 4.4)
T4: 7.5 (0.8, 5.5)

B: CAUTION

Air Cleaner Element

A: REMOVAL

1) Disconnect the ground cable from battery.

Subaru Outback. Intake (Induction)

2) Disconnect the power steering oil pressure hose (suction hose) from the clip on the side of air cleaner case (rear).

Subaru Outback. Intake (Induction)

3) Disconnect the connector (A) from the mass air flow and intake air temperature sensor, and remove the clip (B).

Subaru Outback. Intake (Induction)

4) Loosen the clamp (A) which connects the air cleaner case (rear) and air intake boot assembly, and then remove the clip (B) from the air cleaner case (front).

Subaru Outback. Intake (Induction)

5) Pull the air cleaner case (rear) backward of the vehicle, and remove the air cleaner element.

Subaru Outback. Intake (Induction)

B: INSTALLATION

Install in the reverse order of removal.

CAUTION: Be sure to use SUBARU genuine air cleaner element depending on the engine type when replacing the air cleaner elements. Using other air cleaner element may affect the engine performance.

NOTE:

Subaru Outback. Intake (Induction)

Tightening torque: 3 N*m (0.3 kgf-m, 2.2 ft-lb)

C: INSPECTION

1) Check that the air cleaner element has no deformation, cracks or other damages.

2) Check the air cleaner element for excessive dirt.

Air Cleaner Case

A: REMOVAL

1) Disconnect the ground cable from battery.

Subaru Outback. Intake (Induction)

2) Remove the air intake duct. <Ref. to IN(H4SO)- 9, REMOVAL, Air Intake Duct.>

3) Disconnect the power steering oil pressure hose (suction hose) from the clip on the side of air cleaner case (rear).

Subaru Outback. Intake (Induction)

4) Disconnect the connector (A) from the mass air flow and intake air temperature sensor, and remove the clip (B).

Subaru Outback. Intake (Induction)

5) Loosen the clamp (A) which connects the air cleaner case (rear) and air intake boot assembly, and then remove the clip (B) from the air cleaner case (front).

Subaru Outback. Intake (Induction)

6) Remove the air cleaner case (rear) and air cleaner element.

Subaru Outback. Intake (Induction)

7) Remove bolts (A) and nuts (B) which secure the air cleaner case (front) to the body, and remove the air cleaner case (front).

Subaru Outback. Intake (Induction)

B: INSTALLATION

1) Install the bolt (A) and nut (B) which secure the air cleaner case (front) to the body.

Tightening torque:
Bolt (A)
6 N*m (0.6 kgf-m, 4.4 ft-lb)
Nut (B)
7.5 N*m (0.8 kgf-m, 5.5 ft-lb)

Subaru Outback. Intake (Induction)

2) Install the air cleaner case (rear) and air cleaner element.

NOTE: When installing the air cleaner case (rear), align the protrusion of the air cleaner case (rear) to the hole on the air cleaner case (front) to install.

Subaru Outback. Intake (Induction)

3) Attach the clip (B) to the air cleaner case (front), and tighten the clamp (A) connecting the air cleaner case (rear) and air intake boot assembly.

Tightening torque:
Clamp (A)
3 N*m (0.3 kgf-m, 2.2 ft-lb)

Subaru Outback. Intake (Induction)

4) Connect the connector (A) to the mass air flow and intake air temperature sensor and secure the harness with clip (B).

Subaru Outback. Intake (Induction)

5) Connect the power steering oil pressure hose (suction hose) to the clip on the side of air cleaner case (rear).

Subaru Outback. Intake (Induction)

6) Install the air intake duct. <Ref. to IN(H4SO)-9, INSTALLATION, Air Intake Duct.>

7) Connect the battery ground terminal.

Subaru Outback. Intake (Induction)

C: INSPECTION

1) Check that the air cleaner case has no deformation, cracks or other damages.

2) Check that the air intake boot has no cracks, damage or loose part.

Air Intake Boot

A: REMOVAL

1) Remove the cover (A) and clip (B) from air intake boot assembly.

Subaru Outback. Intake (Induction)

2) Loosen the clamp (A) which connects the air intake boot assembly and air cleaner case.

3) Loosen the clamp (B) which connects the air intake boot assembly and throttle body.

Subaru Outback. Intake (Induction)

4) Disconnect the blow-by hose and remove the air intake boot assembly.

B: INSTALLATION

Install in the reverse order of removal.

NOTE: Align the clamp hole with the protrusion of the air intake boot assembly.

Subaru Outback. Intake (Induction)

Tightening torque: 3 N*m (0.3 kgf-m, 2.2 ft-lb)

C: INSPECTION

1) Check that the air intake boot assembly does not have deformation, cracks or other damages.

2) Check there is no foreign matter in the air intake boot assembly.

Air Intake Duct

A: REMOVAL

1) Remove the clip which secures the air intake duct, and remove the air intake duct.

Subaru Outback. Intake (Induction)

B: INSTALLATION

Install in the reverse order of removal.

C: INSPECTION

1) Check that the air intake duct has no deformation, cracks or other damages.

2) Inspect that no foreign objects are mixed in the air intake duct.

Resonator Chamber

A: REMOVAL

The resonator chamber and air cleaner case are integrated into one unit; therefore, refer to "Air Cleaner Case" for removal procedure. <Ref. to IN(H4SO)-6, REMOVAL, Air Cleaner Case.>

B: INSTALLATION

The resonator chamber and air cleaner case are integrated into one unit; therefore, refer to "Air Cleaner Case" for installation procedure. <Ref. to IN(H4SO)-7, INSTALLATION, Air Cleaner Case.>

C: INSPECTION

Check that the resonator chamber has no deformation, cracks or other damages.

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