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P1248 Diagnostic Trouble Code Discussion for January 2012

Accelerator Pedal Position Sensor Correlation

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Trouble Ticket Help Requests for DTC P1248
Help Request Posted
1999 Ford F-350 Super Duty Lariat 7.3L Hesitation VIN: 1FTWX33F9X
P1248: Turbo Boost Pressure Not Detected. This truck has no power.will not rev past 2500 in park and only 1500 in gear holding brake.map voltage is 1.43 at idle,exhaust pressure volts is .88 at idle,exhaust back pressure 14.40 at idle,exhaust pressure reg. 0% at idle.oil has been changed ,changed Ebp ...
January 26, 2012