Mazda 323,Mazda 626 & Mazda 929 Whether the compact 323, the mid sized 626, or the full sized 929, these vehicles remain very popular even though production has stopped.

EGR VALVE PROBLEM

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  #1  
Old 08-30-2007, 07:58 PM
NICHOL30's Avatar
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Join Date: Aug 2007
Posts: 1
Default EGR VALVE PROBLEM

I HAVE A 99 MAZDA 626 ES V6
IT HAS A P400 EGR FAULT CODE, IT HAS HADTWO EGR CLEANINGS BY THE
THE LOCAL DEALERSHIP. MY QUESTIONS ARE , WHERE IS IT LOCATED, HOW
DOI CHANGE IT, HOWCAN THE CODE BE RESET, AND WHERE ARE SOME GOOD
SOURCES TO BUY ONE. THANKS FOR ANY ADVICE
 
  #2  
Old 08-31-2007, 08:16 AM
hixx's Avatar
Senior Member
Join Date: Aug 2007
Posts: 1,324
Default RE: EGR VALVE PROBLEM

Probably the EGR passage in the intake clogged but i have seen a partially restricted exhaust do the same thing. Catilytic converter.
 
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