What Battery Does My Subaru Key Fob Use?

Learn which battery fits your Subaru key fob and how to easily replace it for uninterrupted access to your vehicle.

Published May 12, 2025

Overview

In this informative video, we delve into the specifics of replacing the battery in your Subaru key fob. Understanding the type of battery required, such as the commonly used CR2032 lithium coin-cell battery, is essential for ensuring the functionality of your keyless entry system. This short guide not only provides insights into the battery types for various Subaru models but also offers step-by-step instructions on how to replace it effectively, making it a valuable resource for Subaru owners seeking to maintain their vehicle's key fob.

Video transcript

The type of battery required for your Subaru key fob usually depends on the model and year of your vehicle. However, most Subaru key fobs use a CR2032 lithium coin-cell battery. This battery is widely available at electronics stores, supermarkets, and online retailers. For an accurate replacement, it's recommended to open your key fob and verify the battery type. Replacing the battery is a straightforward process: simply open the key fob case, swap out the old battery for a new one, and reassemble the case.

Questions and answers

What type of battery is commonly used in Subaru key fobs?
Most Subaru key fobs use a CR2032 lithium coin-cell battery.
How can I check which battery my Subaru key fob needs?
Open your key fob to verify the battery type inside, as it may vary by model and year.
Where can I buy a replacement battery for my Subaru key fob?
Replacement batteries for Subaru key fobs are widely available at electronics stores, supermarkets, and online retailers.
Is it easy to replace the battery in my Subaru key fob?
Yes, replacing the battery is straightforward: simply open the key fob case, swap out the old battery for a new one, and reassemble the case.