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P0505 Diagnostic Trouble Code Discussion for July 2013

Idle Air Control Motor Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0505
Help Request Posted
2007 Ford Expedition Eddie Bauer 5.4L Poor Idle Quality VIN: 1FMFU18587
P0505: . ... transmission shift problem. PCM/TCM update addressed vehicle problems. After reprogramming, vehicle would idle at 350 rpm before shutting off. Idle was normal before reprogramming. I reprogrammed again, same result. By working the gas pedal, I could someti...
July 04, 2013