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codes p0171 and p0174, Need help ASAP!
P0174 Hi There, I have an 2002 Expedition with a 5.4. I keep getting the code p0174 and the service engine soon light has come on. I changed the o2 sensors on the driver side and cleared the codes. And I am now getting the same code and engine light coming on again. Are you able to advise me on...- Dnlmcfarlane
- Post #14
- Forum: 1st Gen Ford Expedition Engine & Performance
