Subaru LEGACY 2002 Quick Reference Index page 229

EVAPORATIVE EMISSION CONTROL SYSTEM
D: CANISTER
The charcoal filled in the canister temporarily stores fuel vapors. When the purge control solenoid
valve is opened by a signal from the ECM, the external fresh air entering the canister carries the
fuel vapors into the collector chamber.
(1) Filter
(2) Activated charcoal
(3) Spring
E: PURGE CONTROL SOLENOID VALVE
The purge control solenoid valve is on the evaporation line between the canister and throttle body.
It is installed at the underside of intake manifold.
A: To canister
B: To throttle body
B A
EC-13
Emission Control (Aux. Emission Control Devices)
A: To purge control solenoid valve
B: From fuel tank
C: Air
B2H4209B
B2H4155B