How To Reset the Check Engine Light on Hyundai Tucson?

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Reset the Check Engine Light on Hyundai Tucson

The check engine light can be a stressful sight on your Hyundai Tucson dash. It usually indicates a problem that needs fixing, but sometimes it goes off without a clear explanation. That is why it’s important to know how to reset the light so that your car can continue running efficiently. In this post, we’ll give you an easy guide on how to reset the check engine light on your Hyundai Tucson.

How To Reset the Hyundai Tucson Check Engine Light?

If you want to reset the Hyundai Tucson check engine light, follow the step-by-step process below:

Step 1: Check Your Gas Cap

One of the first things you should do when the check engine light comes on is to check your gas cap. This is because a loose or damaged cap can cause the light to turn on. If you notice that the cap is loose, tighten it and wait for a few minutes before restarting the engine. If tightening the cap doesn’t solve the issue, move to step two.

Step 2: Disconnect the Battery

Disconnecting the battery is another way to reset the check engine light on your Hyundai Tucson. Locate the negative terminal of the battery, use a socket wrench to loosen it, and then remove the connection. Leave the battery disconnected for at least 15 minutes before reconnecting. This will allow the dashboard computer to reset, and the check engine light should go away. This method may also reset other settings, so you may need to readjust your radio and other settings.

Step 3: Use a Scanner Tool

OBD-II scanner

A scanner tool can be used to reset the check engine light on your Hyundai Tucson. You can purchase it from a local auto parts store or online if you don’t own one already. Plug the scanner tool into your vehicle’s OBD-II port, which is typically found under the dash on the driver’s side. Follow the instructions that come with the scanner tool to reset the light. Please note that some scanners may have different instructions, and the process may vary depending on the make and model of your Tucson.

Step 4: Drive the Vehicle

Driving your Hyundai Tucson can be an effective way to reset the check engine light. In most cases, the computer system will recognize that the problem has been fixed and turn off the light on its own. If the check engine light does not turn off after driving for a few days, then it’s time to have the vehicle checked by a professional mechanic.

Step 5: Preventative Maintenance

Preventative maintenance is key in keeping the check engine light off on your Hyundai Tucson. Always make sure to have your car serviced regularly to prevent issues from escalating. Regular oil changes, tune-ups, and other maintenance tasks can help prevent problems and keep your car running smoothly.

Also Recommended: Hyundai Check Engine Light Codes


Resetting the check engine light on Hyundai Tucson may seem daunting if you don’t know what steps to take. By following these easy steps, you can reset the light without having to take your car to a mechanic. Remember to always practice preventative maintenance to keep your car running at its best.

Frequently Asked Questions:

Q: How can I clear my check engine light without a scanner?

A: Unfortunately, it is not possible to reset the check engine light without the use of an OBD-II scanner. An OBD-II scanner retrieves information from your car’s computer system which can then be used to identify and fix any issues causing the check engine light to activate.

Q: How long does it take for check engine light to clear?

A: Once you have reset the code from your check engine light, it can take anywhere from a few days to a week for the light to reset itself. This is because all systems need time to recalibrate after being cleared of any stored diagnostic trouble codes (DTCs).

Q: Why is my engine light on but nothing seems wrong?

A: This could be due to several reasons. It’s possible that an issue was recently fixed, but the computer hasn’t had enough time to reset itself and turn off the light. Additionally, the engine may be detecting a problem even though you don’t feel it yet. In these cases, it may be best to take your car into a mechanic so they can diagnose and fix the underlying issue causing the light to activate. Alternatively, you can use an OBD-II scanner to clear the code yourself and turn off the check engine light. However, if you take this route it is important to still diagnose and repair the underlying issue in order to avoid any further damage.

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