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2004
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Impreza F4-2.5L SOHC
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Repair and Diagnosis
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Powertrain Management
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Emission Control Systems
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Evaporative Emissions System
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Evaporative Check Valve
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Description and Operation
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Fuel Cut Valve
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.