How to replace the battery in key fob of Kia Sportage

This article will guide you through a simple do-it-yourself procedure to replace the battery in your Kia Sportage’s key fob.

If your smart key is showing signs of a dying battery or has stopped working altogether, this step-by-step tutorial will help you avoid a trip to the dealership. Let’s dive into the process.

Materials Needed:

  • Replacement CR2032 3V battery
  • Flat-head screwdriver or plastic prying tool (optional)

Step 1: Open the Key Fob

Locate the small release button on the back of the key fob. Press and hold the release button while using your other hand to pull out the mechanical key.

Step 2: Separate the Key Fob Halves

Insert the end of the mechanical key into the designated slot and twist to gently pry apart the key fob.

Alternatively, you can use a flat-head screwdriver or a plastic prying tool. Be cautious not to apply excessive force to avoid damage.

Step 3: Remove the Old Battery

Inside the key fob, you’ll find the old battery. Carefully push it out of its compartment using your finger or a small tool if necessary.

Dispose of the old battery properly.

Step 4: Check and Insert the New Battery

Ensure that the replacement battery is the correct type (CR2032) and has the same voltage (3V) as the old one.

Insert the new battery into the compartment, aligning the positive and negative sides with the markings inside the key fob.

Ensure the battery is seated securely.

Step 5: Reassemble the Key Fob

Carefully align the two halves of the key fob and snap them back together.

Listen for a satisfying click to confirm that the key fob is securely closed.

Step 6: Test the Key Fob

Insert the mechanical key back into the key fob and give it a quick test by pressing the buttons.

Ensure that the key fob is responding properly to confirm the successful replacement of the battery.


Congratulations! You’ve successfully replaced the battery in your Kia Sportage’s key fob, saving both time and money. Regularly checking and replacing the key fob battery ensures your smart key continues to function seamlessly.

Video Demonstration

Watch this video to see how to replace the battery in the smart key of Kia Sportage.
Author: Nabeel K

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