What is a P0404 Exhaust Gas Recirculation Circuit

What is a P0404 Exhaust Gas Recirculation Circuit p0404 Explanation of what a P0404 Exhaust Gas Recirculation Circuit Range Performance engine p0404 I'm getting an intermittent check engine light with a P0404 EGR performance code, but the vehicle is running fine

p0404 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

p0404 A P0404 code often indicates a potential problem with your car's exhaust gas recirculation system  The P0404 error code in a Ford Escape indicates issues related to the Exhaust Gas Recirculation system