Solution Trouble OBD II Code P0404

Solution Trouble OBD II Code P0404 code p0404 Code P0404 Turned out to be 'plugged' catalytic converter! 2002 Malibu with 135k miles This was an easy install and included gasket, but did not help code p404 P0404 Exhaust Gas Recirculation Circuit RangePerformance EGR Valve

code p404 The P0404 diagnostic trouble code refers to the Exhaust Gas Recirculation system circuit having a rangeperformance issue The EGR system is

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