How to Diagnose and Fix a P0404 Code on Your Jeep Wrangler
P0404 is an OBDII code that signifies a fault in the Exhaust Gas Recirculation (EGR) system in a Jeep Wrangler. This code indicates that there is an issue with the EGR valve, which controls the flow of exhaust gases back into the engine. The valve might be stuck open or not opening at all, resulting…