Question about 1999 Subaru Forester
I had the same problem , 99 subudu code po420 , the problem was air leaking into the fuel system , cause was from the gas filler tube to the gas tank. it was rotted so i replaced the filler tube( thats where you screw your gas cap onto and it goes down to the tank ) and cleared the code and haven't had a problem since.
Posted on Aug 23, 2008
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