Subaru 2009 IMPREZA Service Manual page 216

4. Air Intake Chamber
A: REMOVAL
1) Loosen the clamp (A) which connects air intake
chamber to throttle body.
2) Loosen the clamp (B) which connects intake
boot to air intake chamber.
3) Remove the bolt (C) which secures air intake
chamber to the air intake chamber stay.
4) Disconnect the connector (D).
(B)
(D)
(C)
5) Disconnect the blow-by hoses, and then remove
air intake chamber.
B: INSTALLATION
Install in the reverse order of removal.
Tightening torque:
Clamp (A), (B)
3 N·m (0.3 kgf-m, 2.2 ft-lb)
Bolt (C)
6.5 N·m (0.7 kgf-m, 4.8 ft-lb)
(B)
(C)
C: INSPECTION
1) Check for cracks or loose connections.
2) Inspect that no foreign objects are mixed in the
air intake chamber.
Air Intake Chamber
(C)
(A)
IN-02141
(C)
(A)
IN-02142
IN(H4SO)-7
INTAKE (INDUCTION)