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P2122 Diagnostic Trouble Code Discussion for February 2010

Accelerator Pedal Position Sensor 1 Circuit Low

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Trouble Ticket Help Requests for DTC P2122
Help Request Posted
2004 Chevrolet Silverado 3500 6.6L codes VIN: 1GCJC33264
P2122: Accelerator Pedal Position Sensor 1 Low Voltage. ... with p2122,p2138,and p2139 codes.No driveability problem that I know of.With volt meter I have 5 vref and grounds at the app sensor plug when it is plugged up and unplugged..On scan tool when connector is plugged into sensor I have signals ; APP 1 .69 volt...
February 08, 2010