2004 Dodge Ram 3500 P2121 P2122

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Carguy1 · Answer 1 · 2018-10-02T17:03:15+0000

Hi there,

These codes indicate an issue with the throttle position sensor. Here is some info for you.

P2121 DODGE - Throttle/Pedal Position Sensor/Switch 'D' Circuit Range/Performance

Read more: https://www.autocodes.com/p2121_dodge.html