Impreza WRX F4-2.0L DOHC Turbo (2004)
Evaporative Check Valve: Description and Operation
Fuel Cut Valve
FUEL CUT VALVE
The fuel cut valve is built onto the evaporation pipe of the fuel tank. The rising level of the fuel in the fuel tank causes the float to move up and close the
cap hole so that no fuel can flow to the evaporation line.
