p0404 egr code caused by bad catalytic???

p0404 egr code caused by bad catalytic??? p0404 Detailed information on troubleshooting and repairing a p0404 automotive trouble code which refers to an EGR circuit range or performance issue p0404 The P0404 code error comes when the EGR doesn't behave as it should Most of the time, it's because the valve doesn't open Besides the valve

p0404 It spat out P0404 Exhaust Gas Re-circulation Control Circuit RangePerformance code The EGR has been removed and deleted on the ECU, any ideas what it is

p0404 Code P0404 usually indicates that there is a carbon build-up somewhere in the lines, or on other occasions, a bad EGR valve  It threw a p0404 code With this code, the car has no boost It starts up great, idles perfectly but I have no