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Home › Volvo › 2012 › C70 › Repair and Diagnosis › Engine Performance › Engine Control Systems › Fuel Tank System And Engine Control Module (ECM) - General Diagnostics Information › Vehicle Communication Information, Engine Control Module (ECM) › Description Of Activation › Component/Function › Canister Purge (Cp) Valve

Canister Purge (Cp) Valve

The EVAP valve opens and closes at a specific frequency.

There is an audible clicking sound from the EVAP valve.