P0404 Exhaust Gas Recirculation Circuit RangePerformance

Trouble Code P0404 EGR Cleaning code p0404 The fault code says P0404, EGR Control, Circuit Range Performance I checked the connections to the valve and cleared the fault, it has not code p0404 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

code promo mycasino This code points to either carbon buildup or a bad EGR valve However that doesn't rule out the following: Open or short in the 5 Volt reference circuit