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Home >> Subaru >> 2017 >> Forester 2.0XT Touring >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 17 (Engine Control System (Diagnostics) (P0171 To P0685) (H4DO)) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P0441 EVAP System (CPC) Incorrect Purge Flow >> Outline Of Diagnosis

Outline Of Diagnosis

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Detect the malfunction of purge flow by the change of Evaporative Leak Check Module pressure sensor output value before/after purge introduction.