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P0476 Diagnostic Trouble Code Discussion for November 2010

Exhaust Backpressure Regulator Malfunction (Self Test)

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Trouble Ticket Help Requests for DTC P0476
Help Request Posted
1998 Ford Econoline Super Duty Custom 7.3L Hesitation, Surge, Cuts out, Misfire VIN: 1FDXE40F1W
... here goes. ive got this shuttle bus that missfires really bad under load. runs really rich. the exhaust pressure butterfly dosn't close always open when driving, turbo isnt spooling. ran koer test sets p0476 everytime. when i run the test the butterfly clo...
November 26, 2010