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P0404 Diagnostic Trouble Code Discussion for April 2015

EGR Position Sensor Performance


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Trouble Ticket Help Requests for DTC P0404
Help Request Posted
2005 Ford F-350 Super Duty King Ranch 6.0L No Start VIN: 1FTWW32P25
P0404: EGR Actuator Control Circuit Range/Performance. Wanting to start gaining experience on these 6.0 Powerstrokes, so I have this for my first. Something I noticed almost right away is that someone has left bolts loose and missing from the valve covers, turbo hold down, FICM, EGR cooler, and other places. Truc...
April 27, 2015