code p0404 and check light flashing

P0404 Exhaust Gas Recirculation Circuit RangePerformance p0404 P0404 = Exhaust Gas Recirculation Circuit RangePerformance The fault code is probably showing because your EGR valve is blanked p0404 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?

p0404 P0404 fault code This code refers to the EGR valve and its performance On the code reader it refers to 'A'control circuit Does anybody know