What is a P0404 Exhaust Gas Recirculation Circuit

What is a P0404 Exhaust Gas Recirculation Circuit p0404 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 p0404 For most makes and models of vehicles, a trouble code P0404 is the result of an improper reading from your exhaust gas recirculation valve

p0404 EGR Valve Code P0404 and this code came up, will changing the EGR valve solve the issue or is it a more demanding task ? Is it a difficult

p0404 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 What is the P0404 Error Code? The P0404 error code is a specific diagnostic trouble code that signifies a problem with the EGR system's