When do you reset the Check Engine light?
When do you reset the Check Engine light? Let the light reset itself. When the engine trouble has been fixed, a Chrysler engine resets the "Check Engine" light automatically after 40 successful runs. If it doesn't reset, the problem likely still exists. Why does my check engine light not turn off? Sometimes your check engine light won’t turn off even after you’ve fixed the problem with your vehicle. When that happens, you’ll need to manually reset the light. One option is to turn the ignition on and off 3 times in a row. Then, drive your vehicle around and check...