Subaru Impreza 2003 Service Manual page 204

TWO-WAY VALVE
EMISSION CONTROL (AUX. EMISSION CONTROL DEVICES)
7. Two-way Valve
A: REMOVAL
1) Lift-up the vehicle.
2) Remove the canister from body. <Ref. to
EC(H4SO)-6, REMOVAL, Canister.>
3) Remove the two-way valve with bracket as a sin-
gle unit from body.
EC-00016
4) Remove the two-way valve from bracket.
B: INSTALLATION
Install in the reverse order of removal.
C: INSPECTION
Make sure that the hoses are not cracked or loose.
EC(H4SO)-8