P2121 Diagnostic Trouble Code Discussion for June 2023
Accelerator Pedal Position Sensor 1 Performance
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| Help Request | Posted | |
| 2007 Dodge Ram 3500 ST 6.7L MIL Lamp on VIN: 3D6WG46A87 P2121: accelerator pedal. has codes p2121 and u1400 truck idles fine losses power intermittently throttle light on each time a part was replaced it will run fine for a few month then act up. we have checked all powers and grounds theyb check good each time we check them. im leaning... |
June 20, 2023 |
