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P0571 Diagnostic Trouble Code Discussion for November 2017

Brake Switch 'A' Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0571
Help Request Posted
1999 Ford F-250 Super Duty XLT 7.3L Excessive Emissions, No Start, Stall, Misfire, MIL Lamp on VIN: 1FTNX21F7X
P0571: Brake Pressure Applied 'A' Switch Circuit Malfunction (Self Test). This vehicle came in with harsh upshift & downshift as well as what feels like a misfire.It's extremely difficult to start when cold.It has an EPC CODE,a brake switch code and a glow plug code.I took it on a test drive and babbied it,it seem to be fine...
November 22, 2017