Jeep Wrangler JK: How to Disable and Enable System Codes

Chris

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The great thing about owning a Jeep Wrangler JK is all of the many different ways in which you can customize it to your preferences. One of the easier things you can do is update and customize the vehicle’s system codes.

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Figure 1. Jeep Wrangler warning lights.

Tired of hearing the car’s seat belt chime go off while off-roading? Have you learned how to change the oil in your car and want to do away with the annoying light-up reminder on your dashboard? You can change these things easily by following these super-simple instructions.

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Material Needed
  • None
Update 1 – Turn off the change oil notification
Turn the ignition switch to the ON position, but don’t start the engine. Fully depress the accelerator pedal slowly three times within 10 seconds. Now turn the ignition switch to the OFF/LOCK position. That’s it!

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Figure 2. CEL fault light on for oil change.