P0401 code EGR

1997 FORD F-150
25,000 MILES • 4.6L • V8 • 2WD • AUTOMATIC
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JIMTAM
  • MEMBER
  • 1 POST
Have P0401 code EGR. I have changed the EGR valve, EGR solenoid and sensor. Still have the code.
Nov 13, 2016 at 11:24 AM
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HMAC300
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 48,601 POSTS
if you do not use a scanner to erase it it will still be there forever. check items in picture like a vacuum leak or orifice tube plugged. see picture.
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Nov 13, 2016 at 11:59 AM