code p0404

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Code P0404 is triggered when the EGR position is not as the ECM expected and the most common cause is the EGR valve partly stuck open from carbon buildup on the

The P0404 code indicates a potential issue with the EGR system in your vehicle Causes of a P0404 code include a dirty or malfunctioning EGR This code points to either carbon buildup or a bad EGR valve However that doesn't rule out the following:

slotxoaba This video is to help with troubleshooting P0404 and P0405 EGR codes At the end of the 2011 Wrangler P0404 EGR replaced P0404 again 100000 I don't think so · Code P0404 after new egr valve installed Po404 yes cleared · I