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P2121 Diagnostic Trouble Code Discussion for July 2007

Accelerator Pedal Position Sensor 1 Performance


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Trouble Ticket Help Requests for DTC P2121
Help Request Posted
2003 Dodge Ram 2500 Truck 5.9L no accel response VIN: 3D7KU28623
P2121: Accelerator Pedal Position Sensor Conformance Error. ... and codes p2121 and p2122. customer says at times, he can be at cruise speed and the engine will just go to idle and the accelerator pedal will not change engine speed. over the weekend, he tried to pull away from a red light but the truck would only idle,...
July 02, 2007
2003 Dodge Ram 2500 Truck 5.9L no accel response VIN: 3D7KU28623
P2121: Accelerator Pedal Position Sensor Conformance Error. ... and codes p2121 and p2122. customer says at times, he can be at cruise speed and the engine will just go to idle and the accelerator pedal will not change engine speed. over the weekend, he tried to pull away from a red light but the truck would only idle,...
July 02, 2007