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P1408 Diagnostic Trouble Code Discussion for June 2011

Manifold Absolute Pressure Sensor Signal Performance

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Trouble Ticket Help Requests for DTC P1408
Help Request Posted
2006 Ford F-250 Super Duty XLT 6.0L Excessive Emissions, Cuts out, Misfire VIN: 1FT5W21P26
P1408: EGR Flow Out Of Self-Test Range. hey guys need some help. this is our first 6.0 and it is not going well. not sure where to go from here. after replacement of injectors we no longer are getting contribution codes, still have EGR codes, still have heavy black smoke, zero power at times. some o...
June 09, 2011