ENGINE LIGHT IS ON

  • Tiny
  • Johnjon
  • 1999 Ford Expedition
  • V8
  • 4WD
  • automatic
  • 200,000 miles

My truck engine light is on, reads code P1401 after I diagnose it, what is that mean

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Saturday, July 16th, 2011 AT 3:01 PM

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  • Tiny
  • PROTECH1980
  • Expert
  • 928 posts

P1401 is for the DPFE sensor, which is basically a egr pressure sensor, this part is a common failure on this engine.

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Saturday, July 16th, 2011 AT 8:49 PM

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