Subaru 2002 Impreza Service Manual page 100

EVAPORATIVE EMISSION CONTROL SYSTEM
Emission Control
(Aux.
Emission Control Devices)
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.
H2H3223B
(1) Grid
(2) Filter
(3) Charcoal
(4) Filter
(5) Spring
A: To purge control solenoid valve
B: From fuel tank
C: Air
E: PURGE CONTROL SOLENOID VALVE
The purge control solenoid valve is on the evaporation line between the canister and intake man-
ifold. It is installed at the underside of intake manifold.
B2H0426B
A: To canister
B: To intake manifold
EC-14