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P0404 Diagnostic Trouble Code Discussion for June 2007

EGR Position Sensor Performance

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Trouble Ticket Help Requests for DTC P0404
Help Request Posted
2005 Ford E-450 Super Duty 6.0L Excessive Emissions, Poor Idle Quality, Hesitation VIN: 1FDXE45P35
P0404: egr. this has been an ongoing problem.every 2-3 weeks this ambulance comes back with egr codes,smoking and no power.tech working on it has replaced the egr valve (new oem part) and cleaned the port a few times.the tsb for this problem states:"the root cause of ...
June 24, 2007