Trouble Code P0404 EGR Cleaning

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

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

code promo mycasino This code tells us that the PCM detected the EGR valve is not responding to the commanded position within a given amount of time

code p0404 Is that the right code? With a quick search I did not find any manufacturers quide to solve that code Nevertheless here is guide how to remove exhaust manifold