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Code PO401

Tiny
BMRFIXIT
  • MECHANIC
  • 19,053 POSTS
Clean EGR and its passages
replace DPFE sensor
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Sunday, September 16th, 2018 AT 4:44 PM (Merged)
Tiny
DAVE SHAM
  • MEMBER
  • 1 POST
  • 1998 FORD TAURUS
  • 22,804 MILES
Have a ford taurus 98 with error code p0401 egr insufficient flow detected already changed egr value, vacuum lines, and vacuum solenoid What can I do?
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Sunday, September 16th, 2018 AT 4:44 PM (Merged)
Tiny
CARADIODOC
  • MECHANIC
  • 33,873 POSTS
Check the passages for carbon buildup that is blocking the flow.
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Sunday, September 16th, 2018 AT 4:44 PM (Merged)
Tiny
LAWRENCE'SFORD
  • MEMBER
  • 1 POST
  • 2002 FORD TAURUS
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 134,776 MILES
Im tryin to find the (DPFE senser) truble code was p0401 cst I looked in your Auto Term Abbreviations but I did not find it please help
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Sunday, September 16th, 2018 AT 4:44 PM (Merged)
Tiny
MHPAUTOS
  • MECHANIC
  • 31,937 POSTS
Hi there,

P0401 Exhaust Gas Recirculation Flow Insufficient Detected

Check the EGR valve and its system.

Mark (mhpautos)
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Sunday, September 16th, 2018 AT 4:44 PM (Merged)

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