How to Reset the Check Engine Light in a Dodge Ram 1500

Written by jared curtis
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How to Reset the Check Engine Light in a Dodge Ram 1500
(Car dashboard image by Andrejs Pidjass from

The check-engine light illuminates when the computer senses something wrong in your Dodge Ram. Several sensors work in harmony to help keep the vehicle running efficiently and smoothly. When there's a problem, a signal is sent to the engine's computer. This activates the check-engine light. There are different codes that correspond to different parts of the engine. This makes diagnosing problems a cinch. Once the problem is fixed, the light can be deactivated.

Skill level:

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Things you need

  • Wrench set

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  1. 1

    Loosen the nut that secures the negative connection to the battery. This is the black cable. Remove the cable from the battery.

  2. 2

    Wait 20 minutes to allow the computer to reset itself.

  3. 3

    Reinstall the battery cable and tighten the nut.

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