P0404 code - serious?

EGR code p0404 question p0404

A P0404 code often indicates a potential problem with your car's exhaust gas recirculation system

p0404 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 The vehicle lacks of power When I clear the p0404 fault code, the vehicle runs great for a couple of days or miles (costumer mentioned that I am getting a p0404 pertains to the egr valve My question is, is this common for the valves to go bad? Do you think I could just clean it?

ทดลองเล่นสล็อต ค่าย jili Check engine light code P0404 means Exhaust Gas Recirculation Circuit RangePerformance Find out how to fix it in this article!