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P0190 Diagnostic Trouble Code Discussion for June 2010

Fuel Rail Pressure Sensor Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0190
Help Request Posted
2005 Ford Explorer XLT 4.0L Surge, Stall, Misfire, MIL Lamp on VIN: 1FMZU64K55
P0190: . Truck came in with active code p0190 frp circuit fault. engine runs very rough at idle and very rich. I replaced the fuel pump and filter with motorcraft with no result. The o2 pegg rich. Now whats weird is if you clear the codes, the engine will smooth out an...
June 29, 2010