2012 Subaru Key Fob Battery: A Comprehensive Guide

Replacing the battery in your 2012 Subaru key fob is a simple task you can do at home, saving you time and money. This guide covers everything from identifying the right battery type to step-by-step replacement instructions, troubleshooting common issues, and answering frequently asked questions.

Understanding Your 2012 Subaru Key Fob

The 2012 Subaru key fob is a critical component of your vehicle’s security system. It allows you to lock and unlock your doors, start the engine, and even panic remotely. Over time, the battery inside your key fob will weaken, eventually needing replacement. Recognizing the signs of a dying key fob battery can prevent inconvenient lockouts and ensure your vehicle remains accessible.

Identifying a Dying Key Fob Battery

Several signs indicate your 2012 Subaru Key Fob Battery needs replacing:

Reduced Range: Do you find yourself needing to stand closer to your car to lock or unlock it?
Intermittent Functioning: Does your key fob work sometimes but not others?
No Response: Is your key fob completely unresponsive?
Dashboard Warning Light: Some Subaru models may display a warning light on the dashboard indicating a low key fob battery.

If you’re experiencing any of these issues, it’s likely time for a new 2012 Subaru key fob battery.

Choosing the Right Battery for Your 2012 Subaru Key Fob

Most 2012 Subaru key fobs use a CR2032 battery, a common type readily available at most stores. However, always double-check your owner’s manual or look online for your specific Subaru model to confirm the correct battery type before purchasing.

Where to Buy a 2012 Subaru Key Fob Battery

You can find CR2032 batteries at various retailers:

Auto Parts Stores: AutoZone, Advance Auto Parts, O’Reilly Auto Parts
Electronics Stores: Best Buy, RadioShack
Pharmacies: CVS, Walgreens
Online Retailers: Amazon, eBay

How to Replace Your 2012 Subaru Key Fob Battery: A Step-by-Step Guide

Replacing the battery in your 2012 Subaru key fob is a quick and straightforward process:

Locate the release button or notch on your key fob. This is usually located on the side or back.
Use a small flathead screwdriver or key to gently pry open the key fob casing. Be careful not to damage the plastic.
Identify the old CR2032 battery. It’s usually held in place by a small clip or pressure.
Gently remove the old battery. You can use your screwdriver or fingernail to pop it out.
Insert the new CR2032 battery, ensuring the positive (+) side faces up. The same way the old battery was positioned.
Snap the key fob casing back together. Make sure it closes securely.

Troubleshooting 2012 Subaru Key Fob Issues

Even after replacing the battery, you might encounter issues. Here are some common problems and solutions:

Key Fob Still Not Working: Double-check you’ve inserted the new battery correctly, ensuring the positive (+) side is facing up. Try reprogramming your key fob to the car. Consult your owner’s manual for specific instructions.
Key Fob Works Intermittently: The contacts inside the key fob might be dirty or corroded. Try cleaning them with a cotton swab dipped in rubbing alcohol.
Key Fob Case Damaged: If you damaged the casing while replacing the battery, you might need a new key fob.

Conclusion

Replacing a 2012 Subaru key fob battery is a simple DIY task that can save you time and money. By following our comprehensive guide, you can easily replace your battery and avoid the inconvenience of a malfunctioning key fob.

FAQs

How long does a 2012 Subaru key fob battery last? Typically, a 2012 Subaru key fob battery lasts between 2 to 5 years, depending on usage.
What type of battery does a 2012 Subaru key fob use? Most 2012 Subaru key fobs use a CR2032 battery.
Can I replace the 2012 Subaru key fob battery myself? Yes, it’s a simple process that you can do at home.
Where can I buy a replacement battery? CR2032 batteries are available at most auto parts stores, electronics stores, pharmacies, and online retailers.
What if my key fob still doesn’t work after replacing the battery? Try reprogramming your key fob or cleaning the internal contacts.
How do I reprogram my 2012 Subaru key fob? Consult your owner’s manual for specific instructions on how to reprogram your key fob.
How much does a new 2012 Subaru key fob cost? A new key fob can cost between $100 and $300, depending on the model and where you purchase it.