1999 Ford F-150 egr problm

1999 FORD F-150
126,000 MILES • V8 • 2WD • AUTOMATIC
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FRANK1964
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  • 9 POSTS
I have changed the egr valve, pressure sensor, and the solenoid. I still keep getting the check engine light on with the same code limited flow egr sensor. also changed out the vacum lines to the valve and solenoid what else could be the problem.
Sep 29, 2010 at 6:13 AM
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DOCFIXIT
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  • 18,828 POSTS
Did you clean out passage ways to get rid of carbon?
Sep 29, 2010 at 6:21 AM
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FRANK1964
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  • 9 POSTS
I ran a brush down the tube that connects to the egr valve as far as I could as well as where it bolts up. Is there something else like brake cleaner I could use.
Sep 29, 2010 at 7:06 AM
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DOCFIXIT
  • ✓Experienced Mechanic
  • 18,828 POSTS
Where codes P0401 and P1408?
Sep 29, 2010 at 7:15 AM
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FRANK1964
  • MEMBER
  • 9 POSTS
Don't know numbers auto zone guy just told me egr pressure sensor limited flow
Sep 29, 2010 at 7:21 AM
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