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    Navigation: Home » Car Batteries » How to Replace Subaru Key Fob Battery: Complete Guide for Optimal Performance
    Car Batteries

    How to Replace Subaru Key Fob Battery: Complete Guide for Optimal Performance

    Jackson DoyleBy Jackson DoyleJuly 19, 20246 Mins Read
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    Ever found yourself locked out of your Subaru because of a dead key fob battery? Frustrating, right? Don’t worry, you’re not alone. It’s a common issue that many Subaru owners face. But what if there was a simple solution to avoid this inconvenience? That’s where we come in!

    Table of Contents

    Toggle
    • Gather Necessary Tools
    • Locate the Battery Compartment
    • Remove the Old Battery
    • Insert the New Battery
    • Test the Key Fob
    • Conclusion
    • Frequently Asked Questions
    • How can I replace the battery in my Subaru key fob?
    • Why is correct battery insertion important?
    • How do I test my key fob after replacing the battery?
    • What should I do if my key fob still doesn't work after battery replacement?
    • How often should I test my key fob?

    Imagine never having to deal with a powerless key fob again. Picture effortlessly replacing the battery yourself in just a few minutes, saving time and money. In this article, we’ll guide you through the easy steps to change your Subaru key fob battery like a pro. Get ready to say goodbye to those stressful moments of being locked out and hello to hassle-free access with a simple DIY fix.

    Gather Necessary Tools

    To change your Subaru key fob battery, you’ll need a few tools to get the job done efficiently. Here’s what you should gather before starting:

    • Replacement battery: Make sure you have the correct type for your specific Subaru key fob model.
    • Small flat-head screwdriver: Useful for opening the key fob casing.
    • New batteries for the car: Sometimes changing the key fob battery can require reprogramming the fob, which may need the car’s batteries to be disconnected.

    Remember, having these tools ready beforehand will make the battery replacement process smooth and hassle-free.


    Necessary Tools
    Replacement batteryEnsure it’s the correct type
    Small flat-head screwdriverFor opening the key fob casing
    New car batteriesIn case reprogramming is needed

    Recommended Products

    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**

    SEE ALSO  How to Replace BMW Key Fob Battery: Step-by-Step Guide
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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.

    VIEW LATEST PRICE

    As an affiliate, we earn on qualifying purchases.

    Key Fob Battery Replacement CR2032 for Subaru (Outback Forester Crosstrek Ascent Impreza Legacy WRX BRZ) Smart Remote
    Key Fob Battery Replacement CR2032 for Subaru (Outback Forester Crosstrek Ascent Impreza Legacy WRX BRZ) Smart Remote

    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).

    VIEW LATEST PRICE

    As an affiliate, we earn on qualifying purchases.

    Locate the Battery Compartment

    To begin changing your Subaru key fob battery, you first need to locate the battery compartment. Here’s a step-by-step guide to help you find it quickly:

    • Look for a Slot: Start by examining your key fob for a small slot or button. This is usually located on the side or the back of the fob.
    • Use a Tool: Once you’ve found the slot, use a small flat-head screwdriver or a similar tool to gently pry open the key fob casing.
    • Avoid Force: Be careful not to apply too much pressure, as you don’t want to damage the casing while trying to open it.
    • Open Carefully: Slowly work your way around the edges of the key fob to open it without breaking any internal components.
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    Remember, taking your time and being gentle with the casing will make the battery replacement process much smoother.

    Remove the Old Battery

    When it’s time to replace the battery in your Subaru key fob, the first step is to Remove the Old Battery. Here’s how to do it:

    • Open the key fob: Look for a small slot or button to access the inside of the fob.
    • Locate the battery: Once inside, you’ll find the battery compartment.
    • Remove the old battery: Carefully take out the old battery using a gentle touch.
    • Dispose of the old battery: Remember to properly dispose of the old battery in an environmentally friendly way.
    StepAction
    1.Open the key fob
    2.Locate the battery compartment
    3.Remove the old battery
    4.Dispose of the old battery

    Now that you’ve successfully removed the old battery, it’s time to move on to the next step in replacing your Subaru key fob battery.

    Insert the New Battery

    When inserting the new battery into your Subaru key fob, follow these steps to ensure a successful replacement:

    • Select the Correct Battery: Make sure you have the appropriate battery for your key fob model.
    • Position the Battery Correctly: Place the new battery in the compartment with the positive (+) and negative (-) sides aligned correctly.
    • Carefully Close the Key Fob: Gently press the cover back into place until it snaps shut securely.
    • Test the Key Fob: Check that the key fob is functioning properly by testing its lock/unlock buttons.
    • Dispose of Old Battery Properly: Remember to recycle the old battery in an environmentally friendly way.

    It’s important to follow these steps accurately to ensure your Subaru key fob functions smoothly with the new battery.

    Test the Key Fob

    Testing the key fob after replacing the battery is crucial to ensure everything works correctly. Here are some steps to help you confirm that the new battery is functioning as it should:

    • Press Buttons: Test all the buttons on the key fob to check if they respond appropriately.
    • Check Range: Walk a few feet away from your car and test the key fob’s range by locking and unlocking the doors.
    • LED Indicator: Ensure that the LED indicator lights up when you press the buttons.
    • Reprogramming: If the key fob isn’t working after battery replacement, reprogramming might be necessary.
    SEE ALSO  How to Save Money on BMW Car Battery Costs: OEM vs. Aftermarket Options

    Regularly testing your key fob will help you catch any issues early on and make any adjustments needed for optimal performance.

    Conclusion

    You now have all the necessary steps to change the battery in your Subaru key fob. Remember to test the key fob after replacing the battery to ensure everything is working correctly. Regular testing is key to maintaining optimal performance. By following these simple steps, you can keep your key fob in top shape and avoid any unexpected issues. Don’t forget to dispose of the old battery in an eco-friendly way. Enjoy the convenience of a properly functioning key fob for your Subaru!

    Frequently Asked Questions

    How can I replace the battery in my Subaru key fob?

    To replace the battery in your Subaru key fob, locate the battery compartment on the back of the key fob, carefully open it, remove the old battery, and insert a new one with the correct polarity. Close the compartment securely.

    Why is correct battery insertion important?

    Correct battery insertion ensures proper functioning of your key fob. Incorrectly inserting the battery can lead to issues like poor connection, lack of power, or even damage to the key fob.

    How do I test my key fob after replacing the battery?

    Test your key fob post-battery replacement by checking the functionality of all buttons, the range at which it operates, the LED indicator light, and ensure it can still lock/unlock your vehicle.

    What should I do if my key fob still doesn’t work after battery replacement?

    If your key fob still doesn’t work after battery replacement, try reprogramming it according to your vehicle’s user manual. If issues persist, consult a professional for assistance.

    How often should I test my key fob?

    It is recommended to test your key fob regularly, especially after battery replacements, to detect any potential issues early on. Regular testing ensures optimal key fob performance and helps prevent unexpected failures.

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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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