Subaru Key Fob Change Battery: A Comprehensive Guide

Changing your Subaru key fob battery is a simple task that can save you time and money. This guide will walk you through the process, troubleshooting common issues, and answering frequently asked questions. We’ll cover various Subaru models and provide clear, step-by-step instructions to ensure your key fob is back in working order.

Subaru Key Fob Battery Replacement Process

Understanding Your Subaru Key Fob

Subaru key fobs, like those for many modern vehicles, are essential for locking/unlocking your car, starting the engine, and sometimes even accessing features like the trunk or panic alarm. Over time, the battery inside the fob will weaken and eventually die, requiring a Subaru Key Fob Change Battery. Recognizing the signs of a dying battery is the first step. These include diminished range, intermittent functionality, or the need to hold the fob closer to the car for it to work.

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Why Change the Battery Yourself?

Changing your Subaru key fob battery yourself can save you a trip to the dealership and the associated costs. It’s a quick and easy procedure that most people can handle with a few simple tools. Knowing how to perform this simple maintenance task can empower you and keep your Subaru running smoothly.

How to Change a Subaru Key Fob Battery

The process for a subaru key fob change battery varies slightly depending on the model, but the general steps are similar. You’ll typically need a small flat-head screwdriver or a similar tool to pry open the fob.

Locate the release slot: Most Subaru key fobs have a small release slot or notch on the side or back.
Insert the screwdriver: Carefully insert the flat-head screwdriver into the release slot and gently pry open the fob casing.
Identify the battery: Once the fob is open, locate the small, round battery. Note the type of battery (usually a CR2032 or similar).
Remove the old battery: Carefully remove the old battery. You may need to use the screwdriver to gently pry it out.
Install the new battery: Insert the new battery, making sure the positive (+) side is facing up, just like the old battery.
Close the fob: Snap the two halves of the fob casing back together.

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Troubleshooting Common Issues

Sometimes, even after a subaru key fob change battery, the fob might not work. Here are a few common issues and how to fix them:

Key Fob Not Recognized: Try re-synchronizing the key fob with your car. This process varies between models, so consult your owner’s manual for specific instructions.
Fob Still Not Working: Check the new battery to ensure it’s properly installed and not damaged. If you’re unsure, try a different new battery.
Physical Damage to the Fob: If the fob casing is cracked or damaged, it could interfere with the signal. Consider replacing the fob casing or getting a new key fob programmed.

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“A common mistake is installing the new battery incorrectly. Always double-check the polarity,” says John Miller, a certified automotive technician with over 20 years of experience. He adds, “If you’re having trouble, consulting your owner’s manual or contacting a qualified locksmith can save you a lot of frustration.”

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Conclusion

Changing your Subaru key fob battery is a straightforward task that can be completed in minutes. By following the steps outlined in this guide, you can save yourself time and money. Remember to always consult your owner’s manual for model-specific instructions and precautions. A properly functioning key fob is essential for the security and convenience of your Subaru, so keep your battery fresh and enjoy the ride!

subaru key fob not working after battery change

FAQ

How often should I change my Subaru key fob battery? Typically, every 2-3 years.
What type of battery does my Subaru key fob use? Most use a CR2032, but consult your owner’s manual to be sure.
Can I damage my car by changing the battery myself? No, as long as you follow the proper steps and use the correct battery.
What if my key fob still doesn’t work after changing the battery? Try re-synchronizing the fob or contact a locksmith.
Where can I buy a replacement battery? Most electronics stores, auto parts stores, and online retailers carry CR2032 batteries.
Can I use any brand of CR2032 battery? Yes, most brands will work fine.
Do I need any special tools to change the battery? Usually, just a small flat-head screwdriver.

Other possible issues with your key fob:

The key fob buttons are stuck or damaged.
The key fob’s circuit board is damaged.
The car’s keyless entry system is malfunctioning.