Replacing Hyundai Elantra 2018 Key Fob Battery: A Comprehensive Guide

Replacing your 2018 Hyundai Elantra key fob battery is a simple process that can save you time and money. This guide provides a step-by-step approach to changing the battery, troubleshooting common issues, and answering frequently asked questions.

Identifying the Right Battery for Your 2018 Hyundai Elantra Key Fob

Before you begin replacing your 2018 Hyundai Elantra key fob battery, it’s crucial to identify the correct battery type. Most Hyundai Elantra key fobs use a CR2032 battery, a common type readily available at most stores. However, double-checking your owner’s manual is always recommended for absolute certainty. Using the wrong battery type can lead to malfunctions or even damage your key fob.

Step-by-Step Guide to Replacing Your 2018 Hyundai Elantra Key Fob Battery

Follow these simple steps to replace your Hyundai Elantra 2018 key fob battery:

1. Locate the key fob’s release button: This is usually a small button or notch on the side of the fob.
2. Release the mechanical key: Press the release button and slide the mechanical key out.
3. Open the key fob casing: Use the mechanical key or a small flat-head screwdriver to pry open the key fob casing at the seam. Be careful not to damage the casing.
4. Remove the old battery: Carefully pry the old CR2032 battery out of its compartment. Note the orientation of the battery for correct replacement.
5. Insert the new battery: Place the new CR2032 battery into the compartment, ensuring the positive (+) side faces up, just like the old battery.
6. Close the key fob casing: Snap the two halves of the casing back together securely.
7. Reinsert the mechanical key: Slide the mechanical key back into its slot.

Installing a new CR2032 battery in a Hyundai Elantra key fob

Troubleshooting Common Issues

Sometimes, replacing the battery doesn’t immediately solve the problem. Here are a few common issues and their solutions:

• Key fob still not working: Try reprogramming your key fob. Check your owner’s manual for instructions or visit our page on hyundai elantra key fob programming.
• Key fob works intermittently: The battery contacts may be dirty. Clean them with a cotton swab and alcohol.
• Key fob buttons sticking: This could indicate a physical problem with the buttons. Consider purchasing a new key fob from our wholesale 2018 hyundai elantra key fob page.

Why is my Hyundai Elantra key fob red light flashing?

A flashing red light can indicate a low battery or other issues. Check out our dedicated article on hyundai elantra key fob red light for more information.

Conclusion

Replacing your 2018 Hyundai Elantra key fob battery is a straightforward process. By following these steps, you can easily replace the battery yourself, saving you time and expense. If you encounter any problems, refer to our troubleshooting tips or contact us for assistance. Don’t let a dead key fob battery leave you stranded.

FAQ

1. How long does a Hyundai Elantra key fob battery last? Typically, a key fob battery lasts between 3 to 5 years.
2. Where can I buy a CR2032 battery? These batteries are widely available at most grocery stores, pharmacies, and electronics retailers.
3. Can I damage my key fob by replacing the battery myself? As long as you follow the instructions carefully and use the correct tools, you should be able to replace the battery without causing any damage.
4. What if my key fob still doesn’t work after replacing the battery? Try reprogramming the key fob or check the battery contacts for dirt or corrosion.
5. What are the hyundai key fob features?
6. What do the hyundai elantra key fob buttons do?
7. How do I know if my Hyundai Elantra key fob needs a new battery? The most common sign is that your key fob will start to function intermittently or stop working altogether.

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