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Old 08-08-2015, 07:50 PM   #1
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Join Date: Jun 2013
Location: Colorado Springs, Colorado
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P0400 on 1999 Quest

After looking the code up I found the first thing I should check is the EGR temperature sensor for carbon buildup. Anyone got a picture of just where to find that? Also if anyone has had experience with this code on this vehicle, any advice is welcome!!!

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