» » »

Ford Q&A

Ask Your Question

1998 Ford Expedition Question: P0401 code

 

Question

Firestart, Deer Park, TX, January 05, 2011, 08:58
 Rookie

check eng. light comes on. Changed DPFE, EGR, Idil air control and light still comes on. Pressley.Rick@yahoo.com

2 Answers
Flag This
  • Answer #1

    January 05, 2011, 15:20
     Rookie

    egr ports are stoped up in the intake manifold will need to be cleaned out

    Reply
    Flag This
  • Answer #2

    January 06, 2011, 01:39
    Profile_thumbnail
     Master

    This could be a DPFE sensor failure too. Cheap and easy repair, at the side of the inake, two hoses and a mounting.

    Reply
    Flag This