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P0476 Diagnostic Trouble Code Discussion for May 2021

Exhaust Backpressure Regulator Malfunction (Self Test)


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Trouble Ticket Help Requests for DTC P0476
Help Request Posted
1999 Ford F-550 Super Duty Lariat 7.3L Cuts out, Cuts out VIN: 1FDAF56F7X
truck came in no start checked icp pressure 800 psi cranking checked fuel pressure 55 psi opened fuel filter housing loaded with water and sludge drained fuel tank replaced fuel filter blew out fuel lines put in fresh fuel primed fuel system truck runs but...
May 07, 2021