2000 Ford Expedition

Tiny
RACHIDE ANDERSON
  • MEMBER
  • 2000 FORD EXPEDITION
Electrical problem
2000 Ford Expedition V8 Four Wheel Drive Automatic

PO401 - egr flow insufficient
Sunday, March 28th, 2010 AT 2:01 PM

1 Reply

Tiny
JACOBANDNICKOLAS
  • MECHANIC
  • 109,740 POSTS
Remove the egr from the intake and check for carbon build up. If it is there make sure to properly clean it and make sure the valve is working. Also, make sure the intake is clean where the EGR is mounted. And make sure there is vacuum to the EGR.

Let me know what you find.
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Monday, March 29th, 2010 AT 10:20 AM

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