P0404 code, wouldn't crank, then it started and ran rough

p0404 egr code caused by bad catalytic??? code p0404

Autohex online Help for members only, Vehicle:SANTAFE Model Year:2012 fault code:p0404

code 369 club It shows P0404 which I see is a EGR Valve I was looking around alittle and see this might be covered under some federal emission warranty  P0404 is a EGR circuit code You most likely have an exhaust or intake leak which is why it's running rich Check the engine bay for soot or oil just one code p0404 Exhaust Gas Recirculation Circuit RangePerformance took of the egr with the cooler detached the egr cleaned it ( wasn't

ปั่นสล็อตฟรี pg ทดลองเล่น Watched some YouTube videos about P0404 and I amwas about to performsee if cleaning, or replacing the EGR valve andor gasket would solve the issue