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P2125 Diagnostic Trouble Code Discussion for December 2011

Accelerator Pedal Position Sensor 2 Circuit Malfunction

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Trouble Ticket Help Requests for DTC P2125
Help Request Posted
2006 GMC Sierra 1500 SLT 6.0L MIL Lamp on VIN: 2GTEK13N36
P2125: Accelerator Pedal Position Sensor 2 Circuit Malfunction. ... power. Found codes p2125 p1125. On data the app2 sensor signal drops out intermittently (voltage stays a .9 when app1 goes up), put the vantage pro on the app2 sensor signal and I got wave form like a crank sensor 15ms apart. Scale setting at 5v 50ms, it g...
December 27, 2011