showing codes po171 and po174 h ow do i correct the problem

Asked by Mar 27, 2015 at 09:47 AM about the 2001 Ford Taurus SES

Question type: Maintenance & Repair

1 Answer

70

Those r common codes with ford. They are lean codes bank 1 & 2. Check you manifold gaskets for leakage as well as its hoses. If you find nothing then it's MAF. Sensor is bad or its egr. I would try maf. Sensor 1st.

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