P2121 Diagnostic Trouble Code Discussion for July 2007
Accelerator Pedal Position Sensor 1 Performance
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| Help Request | Posted | |
| 2003 Dodge Ram 2500 5.9L no accel response VIN: 3D7KU28623 P2121: app volts dont agree with idle validation signal. ... 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 |
