How to Replace Your Car Key Fob Battery

Introduction

Replacing a car key fob battery can be a daunting task for many. Dealerships often charge between $50 to $100 for this service. However, with a little guidance, you can do it yourself for a fraction of the cost.

In this blog, I will walk you through the steps to replace your key fob battery. You’ll be surprised at how easy and cost-effective it is.

Tools You Will Need

• Flathead screwdriver
• New battery (CR2032)

Step-by-Step Guide

1. Remove the Key

First, locate the button on your key fob. Press this button to release the physical key. This key will be used to help open the fob.

2. Open the Key Fob

Once the key is removed, you’ll notice a small hole. Insert a flathead screwdriver into this hole. Twist the screwdriver gently to pop open the key fob.

3. Disassemble the Key Fob

Carefully separate the two halves of the key fob. Be mindful of a small spring and plastic piece; you don’t want to lose these.

4. Identify the Battery

Inside, you’ll find a typical watch battery. The most common type is a CR2032. You can find this battery at most dollar stores for a very low price.

5. Replace the Battery

Remove the old battery and replace it with the new one. Make sure the new battery is positioned correctly, matching the positive and negative sides.

6. Reassemble the Key Fob

Put the key fob back together, ensuring all components are in place. Click the two halves back together securely.

7. Test the Key Fob

Finally, test your key fob to ensure it works correctly. If it does, you’ve successfully replaced your key fob battery!

Additional Tips

• Handle the spring carefully
• Double-check battery type
• Test before reassembling

Frequently Asked Questions

What type of battery does my key fob use?

The most common type is CR2032. Always check your fob to be sure.

How much does a replacement battery cost?

A CR2032 battery typically costs around $1.

Is it safe to replace the battery myself?

Yes, it’s safe and straightforward if you follow the steps carefully.

What if my key fob still doesn’t work?

If replacing the battery doesn’t work, there might be another issue. Consider consulting a professional.

Where can I buy a replacement battery?

You can purchase these batteries at dollar stores, supermarkets, and online retailers.

Conclusion

Replacing your key fob battery doesn’t have to be expensive or complicated. By following these simple steps, you can save money and time. Plus, you’ll gain the satisfaction of solving a problem yourself.

Next time your key fob battery dies, remember this guide. You’ll be back on the road in no time, without breaking the bank.