I have a 1996 ford contour with a 2.5L v6 dohc engine. I hooked it up to an obdII scanner and it gave me codes P0171, P0174, P0420, and P0300. All of them either deal with the CAT or the o2 sensors. Any advise
have the same problem?
Thursday, February 3rd, 2011 AT 12:10 AM