P0404 EGR Control Circuit RangePerformance Code

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

Had my EGR valve replaced 4 weeks ago on MY15 CC D2 and since then had a check engine light in 3 occasions, fault code P0404 EGR Control Circuit Performance It threw a p0404 code With this code, the car has no boost It starts up great, idles perfectly but I have no

Code P0404 usually indicates that there is a carbon build-up somewhere in the lines, or on other occasions, a bad EGR valve  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%