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P2138 Diagnostic Trouble Code Discussion for September 2013

Accelerator Position Sensor 1-2 Correlation

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Trouble Ticket Help Requests for DTC P2138
Help Request Posted
2005 Saturn Ion-2 2.2L MIL Lamp on, reduced power VIN: 1G8AJ52FX5
P2138: Accelerator Pedal Position Sensor 1-2 Correlation Error. Good morning. I have this Saturn that will intermittently go into limp mode and set above code. I replaced the APP sensor with still the same problem. When watching scan data on scanner with koeo the tps will jump from 18 to 35 percent without pressing the gas...
September 05, 2013
2008 Chevrolet Silverado 1500 WT 5.3L MIL Lamp on VIN: 2GCEC13068
P2138: acceladator pedal. Hey guys I got this 08 chevy truck with the codes listed And I have also schedulled an apoint for another customer to bring his 06 chevy sil. Truck for the exact same problem( same codes) . I have taken a look at data stream while taking the trucks for a short...
September 15, 2013