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P0231 Diagnostic Trouble Code Discussion for November 2007

Fuel Pump Feedback Circuit Low Voltage


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Trouble Ticket Help Requests for DTC P0231
Help Request Posted
1999 Ford F-450 Super Duty Lariat 7.3L No Start VIN: 1FDXF46F9X
P0231: Fuel Pump Relay Driver Failed On. tRUCKTURNED OVER GOOD BUT NO START i tRIED EITHER AND GOT IT TO RUN AND STAY RUNNING. IT WAS SLUGGISH AND MISSING AT FIRST BUT AFTER DRIVING FOR A AWHILE i BELIEVE ITS BETTER. i THINK THE THE HIGH PRESSURE OIL PUMP LOST ITS PRIME AND THE OIL DRAINED BACK DOWN ...
November 08, 2007