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P0112 Diagnostic Trouble Code Discussion for March 2009

IAT Sensor Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P0112
Help Request Posted
2006 Ford Expedition King Ranch 5.4L MIL Lamp on VIN: 1FMPU17556
P0112: Intake Air Temperature Sensor Volts reading low. ... P0114, P0113, and P0112. Sensor voltage in scanner fluctuates anywhere between 0-4.9 volts all the time. its temperature reading from 90-300 degrees F. IAT/MAF sensor assembly has been replaced. Vehicle has been to dealer twice. Dealer wired a new pigtail ...
March 19, 2009