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P0231 Diagnostic Trouble Code Discussion for January 2010

Fuel Pump Feedback Circuit Low Voltage


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Trouble Ticket Help Requests for DTC P0231
Help Request Posted
2003 Lincoln Navigator 5.4L No Start, NO FUEL PRESSURE VIN: 5LMFU28R73
P0231: fuel pump circuit. ... pressure and has code p0231 secondary voltage too low!! We were able to start with alt fuel and had codes for fuel pump circuit p0231?. Ok I saw a fuel pump code and jumped right on the fuel pump, customer was SURE it was bad, SO WAS I!!! At this time ther...
January 19, 2010
2003 Lincoln Navigator 5.4L No Start, NO FUEL PRESSURE VIN: 5LMFU28R73
P0231: fuel pump circuit. ... pressure and has code p0231 secondary voltage too low!! We were able to start with alt fuel and had codes for fuel pump circuit p0231?. Ok I saw a fuel pump code and jumped right on the fuel pump, customer was SURE it was bad, SO WAS I!!! At this time ther...
January 19, 2010