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Q: check engine codes on 1996 Ford Contour

i am getting po171 and p1405 check engine. codes i looked up what they mean but can any direct me in what might be a common problem with these contours causing these codes. The car will sputter on take off if you push down on gas hard but if you barely push its ok.
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It sounds like a fuel pressure check would be in order for your 1996 Ford Contour. Po171 is a "lean" fuel code and that would also account for the lack of power. The code p1405 is related to the EGR system and could be caused by a faulty differential pressure sensor or restricted sensor hose.
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