Error code P0404 what is the EGR Valve?

p0404  The P0404 error code in a Ford Escape indicates issues related to the Exhaust Gas Recirculation system  Code P0404 usually indicates that there is a carbon build-up somewhere in the lines, or on other occasions, a bad EGR valve

P0404 EGR Valve malfunction #P0404 #EGR_Valve #Fix  Got the code p0404 up on the dash read and came up with egr, this being the 3rd time I've cleaned it out I went and bought a new one branded

The P0404 code error comes when the EGR doesn't behave as it should Most of the time, it's because the valve doesn't open Besides the valve P0404 EGR Valve malfunction #P0404 #EGR_Valve #Fix