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P0404 Diagnostic Trouble Code Discussion for August 2009

EGR Position Sensor Performance


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Trouble Ticket Help Requests for DTC P0404
Help Request Posted
2005 GMC Sierra 2500 HD SLE 6.6L Hesitation, MIL Lamp on VIN: 1GTHK23255
P0404: EGR Open Position Performance. ... P0401, and P0404. I inspected the air intake system for any leaks or loose clamps. Took truck for a drive and had very low power with boost sensor rea...
August 01, 2009
2005 Dodge Sprinter 2500 2.7L no power VIN: WD2BD64455
P0404: egr. ... that the transmission was slipping. After road test we concluded that the transmission is working properly and that the engine is struggling to rev over 3000 rpm. We thought it was a fuel filter problem. Changed the fuel filter with no difference in the wa...
August 14, 2009