Engine Light Code : P0404 : rJeep

p0404  It threw a p0404 code With this code, the car has no boost It starts up great, idles perfectly but I have no code p0404 and check light flashing Flashing CEL is usually multiple cylinder misfire Sounds like your EGR might be causing a vacuum leak

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 If you own a Saturn S-series and keep getting the code P0404 and your check engine light is on, you probably need to perform an EGR cleaning

Got the code p0404 up on the dash read and came up with egr, this being the 3rd time I've cleaned it out I went and bought a new one branded 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