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Misfire due to failed mass air flow sensor or failed purge valve on Porsche Boxster S

Problem Description and Possible Solution
A failing mass air flow sensor or EVAP purge valve can cause misfire issues.
Problem Data
RepairPal Verified
Average mileage: 66,000 (66,000–66,000)
11 model years affected: 2000, 2001, 2002, 2003, more2004, 2005, 2006, 2007, 2008, 2009, 2010
13 people reported this problem