CODE PO171 on 1998 Ford Contour


by in Spring Grove, IL on February 26, 2010
2 answers
ANSWER by on February 26, 2010
This means that an oxygen sensor in bank 1 detected a too much air, not enough fuel in the exhaust. For more info please go to
ANSWER by on May 18, 2010
go to auoto value they will tell you ever thing if you have one out there
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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 ...

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