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Need help with code P0455

36K views 26 replies 8 participants last post by  VWandDodge  
According to the Mazda TSB, in some 2004-2006 Mazda 3 and Mazda 6 vehicles, the code P0455 could be also caused by a stuck-open purge valve. The purge valve can be tested with a vacuum pump, see the photos*here.


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