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Home >> Subaru >> 2021 >> Crosstrek Sport >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 25 (Engine Control System (HEV) (Diagnostics) (4 Of 4)) >> Diagnostic Procedure With Diagnostic Trouble Code (DTC) >> DTC P2421: EVAP System Vent Valve Stuck Open >> General Description >> Component Description

Component Description

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A valve that controls the fuel tank sealing/non-sealing. The valve is open (non-sealing) when 12 V is supplied and closed (sealing) when 12 V is not supplied.