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P1120 Diagnostic Trouble Code Discussion for August 2007

TP Sensor 1 Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1120
Help Request Posted
1997 Ford Expedition Eddie Bauer 5.4L Poor Idle Quality, MIL Lamp on VIN: 1FMFU18L5V
P1120: TPS out of range low. this vehicle has had a intermittant problem for a while. about a year ago had codes for tps. i replaced tps.problem did not reoccur for a while.now its back with the above codes what i have done is checked tps value with scan tool sometimes its normal.89volts ...
August 01, 2007