P0404 Exhaust Gas Recirculation Circuit Range performance

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 The engine code is P0404 which refers to the EGR valve I replaced the valve with all new gaskets as it was rusty and the vehicle is at 194K

Default Re: Please help with gwm error codes P0404 and P2264 P0404 Saturn s-series P0404 trouble code EGR cleaning Disclaimer: This video is not meant to be a

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 -EGR POSITION SENSOR RATIONALITY This is a rationality conflict with pintel position, the PCM does not like the info it is getting