Hi guys, Read this real weird problem, Ford & Licoln house pulling their hair !!!!. Customer came in, car runs rear rough (Piece of cake Hu) has codes P0305, P0307 & P0171, I replace all 4 coils (5,6,7 &8), plugs, V/C gasket w/seals on B2 (Driver side), still ...

FIX posted 5/19/2008

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