P0404 code and puking

code p0404 and check light flashing p0404 Some vehicles may store EGR control performance code P0404 This occurs when the difference between commanded and actual EGR valve position is more than 10% p0404 Mazda6 - P0404 keeps returning even with new EGR - Had a P0404 fault code

p0404 P0404 is a generic OBD II fault code that indicates that there is an issue with the Exhaust Gas Recirculation circuit The Engine Control