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Home >> Lincoln >> 2003 >> Aviator AWD >> Repair and Diagnosis >> Engine Mechanical >> Fuel System >> Diagnosis And Testing >> Evaporative Emissions >> Principles of Operation >> Evaporative Emission (EVAP) Canister Purge Valve

Evaporative Emission (EVAP) Canister Purge Valve

The EVAP canister purge valve is controlled by the powertrain control module (PCM). The EVAP canister purge valve controls the flow of fuel vapors from the EVAP canister to the engine intake manifold during various engine operating modes. The EVAP canister purge valve is normally closed.

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