Subaru 2009 IMPREZA Service Manual page 1035

14.PCV Hose Assembly
A: REMOVAL
CAUTION:
Do not remove unless the PCV hose, diagnos-
tics connector and PCV valve are damaged.
1) Remove the intake
FU(H4DOTC)-16, REMOVAL, Intake Manifold.>
2) Remove the secondary air combination valve
RH. <Ref. to EC(H4DOTC)-25, SECONDARY AIR
COMBINATION VALVE RH, REMOVAL, Second-
ary Air Combination Valve.>
3) Fit the depression in the ST with the protrusion
on the clamp securing PCV hose assembly to un-
lock.
4) Remove the PCV hose assembly.
ST 18353AA000 CLAMP PLIERS
PCV Hose Assembly
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)
manifold. <Ref. to
EC-02456
EC(H4DOTC)-23
B: INSTALLATION
1) Install the PCV hose assembly, then lock by fit-
ting the ST on the clamp protrusion.
NOTE:
Use a new clamp.
ST 18353AA000 CLAMP PLIERS
2) Install the secondary air combination valve RH.
<Ref. to EC(H4DOTC)-26, SECONDARY AIR
COMBINATION VALVE RH, INSTALLATION, Sec-
ondary Air Combination Valve.>
3) Install the intake
FU(H4DOTC)-21, INSTALLATION, Intake Mani-
fold.>
C: INSPECTION
1) Measure the resistance between PCV hose as-
sembly terminals.
Terminal No.
1 and 2
2) Make sure that there are no cracks or other dam-
ages on PCV hose assembly.
EC-02456
manifold. <Ref. to
EC-02428
Standard
Less than 1