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    Navigation: Home » Car Batteries » How to Change Subaru Key Fob Battery: Easy Step-by-Step Guide
    Car Batteries

    How to Change Subaru Key Fob Battery: Easy Step-by-Step Guide

    Jackson DoyleBy Jackson DoyleMarch 31, 20245 Mins Read
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    Ever found yourself stranded outside your Subaru, desperately clicking the key fob with no response? It’s like being stood up by your own car! Don’t worry, we’ve all been there. But what if I told you that the solution might be as simple as changing the battery in your key fob?

    Table of Contents

    Toggle
    • Gather Supplies
    • Locate the Key Fob Notch
    • Open the Key Fob
    • Remove Old Battery
    • Insert New Battery
    • Test the Key Fob
    • Conclusion
    • Frequently Asked Questions
    • How do I know what type of battery my Subaru key fob needs?
    • How should I position the new battery in the key fob?
    • How do I securely press the new battery into place?
    • How can I test if the key fob is functioning properly after inserting the new battery?

    Imagine the relief of knowing that you can easily fix this issue on your own, without a trip to the dealership or a hefty repair bill. With just a few simple steps, you can have your key fob working like new again, giving you peace of mind and saving you time and money.

    Gather Supplies

    To start changing the battery in your Subaru key fob, you’ll need to gather a few supplies beforehand. Here’s what you’ll need:

    • New battery for your key fob (typically a CR2032 coin battery)
    • Small flathead screwdriver or a coin
    • Tweezers

    It’s essential to have all these supplies ready before you begin the process. Make sure you have a comfortable and well-lit workspace where you can easily complete the battery replacement.

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    Duracell 2032 Lithium Battery, 4 Count (Pack of 1), Child Safety Features, Compatible with Key Fob, Tea Light Candles and Other Devices, CR2032 Battery
    Duracell 2032 Lithium Battery, 4 Count (Pack of 1), Child Safety Features, Compatible with Key Fob, Tea Light Candles and Other Devices, CR2032 Battery

    LONG-LASTING BATTERIES DESIGNED FOR DEPENDABILITY: Duracell Lithium Coin CR2032 3 Volt batteries deliver long-lasting power and performance you can count on for devices throughout the home or on-the-go, such as key fobs, remote controls, Apple AirTag️, flameless candles, wireless cameras, thermometers, toys, and more.

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    Duracell 2032 Lithium Battery, 2 Count (Pack of 1), Child Safety Features, Compatible with Key Fob, Tea Light Candles and Other Devices, CR2032 Battery
    Duracell 2032 Lithium Battery, 2 Count (Pack of 1), Child Safety Features, Compatible with Key Fob, Tea Light Candles and Other Devices, CR2032 Battery

    LONG-LASTING BATTERIES DESIGNED FOR DEPENDABILITY: Duracell Lithium Coin CR2032 3 Volt batteries deliver long-lasting power and performance you can count on for devices throughout the home or on-the-go, such as key fobs, remote controls, Apple AirTag️, flameless candles, wireless cameras, thermometers, glucose monitors, toys, and more.

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    Key Fob Replacement Batteries for Subaru (Outback Forester Crosstrek Ascent Impreza Legacy WRX BRZ) Smart Remote (Pack of 2) (Check Fitment Guide)
    Key Fob Replacement Batteries for Subaru (Outback Forester Crosstrek Ascent Impreza Legacy WRX BRZ) Smart Remote (Pack of 2) (Check Fitment Guide)

    **Please confirm compatibility using the fitment guide located in the product images**

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    Locate the Key Fob Notch

    To begin the battery replacement process, locate the notch on your Subaru key fob. This small indentation is usually found along the seam of the key fob. It’s essential to identify this notch as it will be used to open the key fob casing.

    Once you have located the key fob notch, insert a flathead screwdriver or a coin into the notch. Apply gentle pressure to pry open the key fob casing. The casing should easily separate into two parts, revealing the internal components.

    Remember, finding the key fob notch is the first step towards accessing the battery compartment. Take your time to locate it properly to avoid any potential damage to the key fob during the opening process.

    Open the Key Fob

    To open the key fob and access the battery, locate the notch along the edge of the fob. Press on this notch to separate the key fob’s casing. Use a flathead screwdriver or a coin for this task.

    When prying open the casing, be gentle to avoid damaging the key fob. Once you’ve successfully opened the casing, you can proceed to replace the battery with a new one of the correct size and type.

    Remember to handle the key fob with care throughout this process to ensure everything goes smoothly.

    Remove Old Battery

    Here’s how to remove the old battery from your Subaru key fob:

    • Locate the battery: Look inside the key fob to find the old battery.
    • Use a tool: Take a small screwdriver or a coin to gently pry out the old battery.
    • Avoid force: Be gentle to avoid damaging the key fob casing.
    • Dispose of responsibly: Safely discard the old battery following local regulations.

    Remember to handle the old battery carefully and keep it away from children or pets.

    SEE ALSO  How to Prevent Car Battery Failure: Essential Tips for Long-lasting Batteries

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    Subaru Key Fob Battery Replacement CR2032 (2 Pack) - Fits Outback, Forester, Crosstrek, Ascent, Impreza, Legacy, WRX, BRZ Subaru Key Battery - Compatible with Subaru SMART FOBS Check Fitment Guide
    Subaru Key Fob Battery Replacement CR2032 (2 Pack) - Fits Outback, Forester, Crosstrek, Ascent, Impreza, Legacy, WRX, BRZ Subaru Key Battery - Compatible with Subaru SMART FOBS Check Fitment Guide

    Check Compatibility First – Please confirm fitment using the fitment guide in the product images. Designed for Subaru smart key fobs (2015–2025). Not compatible with standard Subaru keys with a physical key blade. Some pre-2015 models may also be supported—verify before purchase.

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    Pinochi CR1620 Key fob Battery Replacement for Subaru (2010-2020) Crosstrek Forester Ascent Impreza Legacy Outback WRX (3 or 4 Button) Head Key Fobs
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    Key Fob Battery Replacement CR2032 for Subaru (Outback Forester Crosstrek Ascent Impreza Legacy WRX BRZ) Smart Remote
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    Elite Batteries Replacement are compatible with 2015-2025 Subaru smart key fobs. Not compatible with Subaru key fobs with key sticking out of the fob. May be compatible with key fobs prior to 2015 (check photo aguide).

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    Insert New Battery

    When it’s time to insert a new battery into your Subaru key fob, it’s essential to follow a few simple steps to ensure everything works smoothly. Here’s a guide to help you through the process:

    • Check Battery Type: Before inserting the new battery, make sure it’s the correct type for your key fob. Refer to your user manual or manufacturer’s recommendations for the right battery size.
    • Position the Battery: Take the new battery and place it into the designated slot within the key fob. Make sure it sits correctly with the positive and negative sides aligned properly.
    • Secure the Battery: Once the new battery is in place, gently press it down to ensure it’s secure and won’t dislodge easily. A snug fit is key to optimal performance.
    • Test the Key Fob: After inserting the new battery, test the key fob by pressing the buttons to check if it’s functioning correctly. If all is well, you’re good to go!

    Remember, proper battery insertion is crucial for the effective operation of your key fob. Following these steps will help you replace the battery in your Subaru key fob with ease.

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    Key Fob Batteries for Subaru (2-Pack) CR1620 – Ascent, Crosstrek, Forester, Impreza, Legacy, Outback, Tribeca/B9 Tribeca, WRX – Subaru Key Fob Battery Replacement Kit
    Key Fob Batteries for Subaru (2-Pack) CR1620 – Ascent, Crosstrek, Forester, Impreza, Legacy, Outback, Tribeca/B9 Tribeca, WRX – Subaru Key Fob Battery Replacement Kit

    Comprehensive Replacement Kit – Two CR1620 coin batteries for a quick, seamless Subaru key fob swap.

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    SHI Key Fob Replacement Batteries - Universal Fit, Compatible with Car Key Fobs for Nissan, Toyota, Honda, Chevy, GMC, Ford, Jeep, Dodge, Ram, Chrysler, Mazda, Subaru, Hyundai, Kia & More
    SHI Key Fob Replacement Batteries - Universal Fit, Compatible with Car Key Fobs for Nissan, Toyota, Honda, Chevy, GMC, Ford, Jeep, Dodge, Ram, Chrysler, Mazda, Subaru, Hyundai, Kia & More

    NOTE: Your Key Fob must take CR2032 Battery for compatibility.

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    Key fob Battery Replacement for Subaru (2015-2025) Outback Ascent Crosstrek Forester Impreza Legacy CVT STI WRX Smart Remote
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    Original OEM battery as provided by the manufacturer – our CR2032 batteries are sourced from the same trusted manufacturer used by Subaru. (Not compatible with standard Subaru keys with the key sticking out of the fob.)

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    Test the Key Fob

    When considering how to Test the Key Fob, follow these straightforward steps to ensure it’s functioning properly:

    • Step 1: Stand near your vehicle and press the buttons on the key fob.
    • Step 2: Listen for the sound of the doors locking and unlocking.
    • Step 3: Check if the lights flash as you press the buttons.
    • Step 4: Try using the key fob to start the vehicle.

    By following these steps, you can verify that the new battery in your Subaru key fob is working as intended.

    Conclusion

    That’s it! By following these simple steps, you can easily change the battery in your Subaru key fob. Remember to handle the new battery carefully, test the key fob after replacement, and ensure everything is working smoothly. With a little bit of patience and attention to detail, you’ll have your key fob up and running in no time. Happy driving!

    Frequently Asked Questions

    How do I know what type of battery my Subaru key fob needs?

    Check your vehicle’s manual or search online using your key fob model number.

    How should I position the new battery in the key fob?

    Align the positive and negative terminals according to the markings inside the key fob.

    How do I securely press the new battery into place?

    Use your thumb to firmly press down on the battery until it fits snugly.

    How can I test if the key fob is functioning properly after inserting the new battery?

    Stand near your vehicle, press the key fob buttons, listen for locking/unlocking sounds, check for flashing lights, and try starting the vehicle with the key fob.

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    Jackson-Doyle
    Jackson Doyle

      Battery industry professional with 5+ years of experience. Bachelor of Science in Electrical Engineering from Georgia Tech. Specializes in power systems and renewable energy.

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