P0404 Code

Code P0404 means that the EGR Valve Position Sensor is reading above or below the specified range Need help with diagnosing your trouble

Some vehicles may store EGR control performance code P0404 This occurs when the difference between commanded and actual EGR valve position is more than 10%

p0404 Detailed information on troubleshooting and repairing a p0404 automotive trouble code which refers to an EGR circuit range or performance issue Also includes

p0404 Explanation of what a P0404 Exhaust Gas Recirculation Circuit Range Performance engine