Has anyone found a solution to code P0404 and loss of power?

code p0404  P0404 Exhaust Gas Recirculation Circuit RangePerformance Trouble Code Symptoms Causes The fault code says P0404, EGR Control, Circuit Range Performance I checked the connections to the valve and cleared the fault, it has not

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  Monte Carlo Repair Help - P0404 engine code

For most makes and models of vehicles, a trouble code P0404 is the result of an improper reading from your exhaust gas recirculation valve  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