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3rd Gen Engine and Drivetrain -> 2003-2007 5.9 liter Engine and drivetrain discussion only. PLEASE, NO HIGH PERFORMANCE DISCUSSION!

P2121 p2122 ***

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Old 04-21-2017, 09:11 PM
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P2121 p2122 ***

Howdy y'all I got these codes with a erratic throttle response. I just put new apps in today still running like ****. Anyone have this problem before on these dodges?
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Old 04-22-2017, 08:12 PM
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Sir, you need to add the year of your Dodge Truck so the members can help you.

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Old 04-22-2017, 10:15 PM
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2004.5 cr
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Old 04-23-2017, 11:38 AM
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I have moved your thread to the proper section so the other DTR Members can better help you.

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Old 06-21-2017, 06:16 PM
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I too would like some help. Been trying to fix my dads 07.5 6.7 that is doing the same thing. Installed new apps. I did read that the sensor is sensitive to sufficient power supplying it, so we are getting batteries load tested tonight.
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Old 01-17-2018, 09:52 AM
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Check your battery cables, especially the ground cables.
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