Subaru Legacy Key Fob Battery Replacement Guide

Introduction

If you own a Subaru Legacy from 2015 to 2021, you might find yourself needing to replace the key fob battery.
This guide will walk you through the steps required to change the battery in your key fob.

This is a simple process that can save you time and money.
All you need is a new CR2032 battery and a flathead screwdriver.

Necessary Tools and Materials

Before you begin, gather the following:

• CR2032 battery
• Flathead screwdriver

You can purchase the CR2032 battery online for a few dollars.
I will include a link to the battery in the description.

Step-by-Step Instructions

Removing the Key

First, flip the key fob over to the back.
You’ll see a small silver button.
Hold down this button and pull out the internal key.

Once the key is removed, set it aside.

Opening the Key Fob

Next, take your flathead screwdriver and insert it into the small indentation above the keyhole.

Twist the screwdriver to open the key fob.
The back piece of plastic will come apart easily.
Set it aside.

Removing the Old Battery

Inside the key fob, you’ll find the CR2032 battery and the circuit board.
Hold the circuit board on the sides to avoid touching the back.

To remove the battery, insert the corner of the flathead screwdriver between the battery and the plastic casing.
Apply gentle, constant pressure to pop the battery out.

Inserting the New Battery

Take your new CR2032 battery.
Ensure that the positive side, marked with text and information, faces up.

Insert the battery by pushing down the bottom part first, then clicking the top into place.

Reassembling the Key Fob

Now, reassemble the key fob.
If your components are still in place, you can skip the following steps.

First, insert the buttons back into their respective slots.
Ensure they sit flush.

Place the rubber component on top.

Next, take the back piece of plastic with the battery icon and align it with the battery.
Ensure it sits flush.

Gently push the two pieces of the key fob together until they click.

Testing the Key Fob

Test the buttons on the key fob to ensure the light comes on.
If the light appears, your battery replacement was successful.

Conclusion

Replacing the battery in your Subaru Legacy key fob is straightforward.
With just a few tools and a new CR2032 battery, you can complete this task in minutes.

If you found this guide helpful, feel free to leave a comment or give it a like.
For more key fob battery replacement guides, visit our website.

FAQ

What type of battery does the Subaru Legacy key fob use?

The Subaru Legacy key fob uses a CR2032 battery.

How often should I replace the key fob battery?

Typically, you should replace the battery every 1-2 years, depending on usage.

Can I use any brand of CR2032 battery?

Yes, any brand of CR2032 battery will work.

What should I do if the key fob doesn’t work after replacing the battery?

Ensure the battery is installed correctly.
Check for any damage to the key fob components.

Where can I buy a CR2032 battery?

You can purchase a CR2032 battery online or at most electronic stores.