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Subaru Forester Key Fob Battery: A Comprehensive Guide

Replacing the Battery in a Subaru Forester Key Fob

A dead Subaru Forester key fob battery can leave you stranded. This guide covers everything you need to know about your Subaru Forester key fob battery, from identifying a dying battery to replacing it yourself and troubleshooting common issues. Learn how to keep your key fob working perfectly.

Replacing the Battery in a Subaru Forester Key FobReplacing the Battery in a Subaru Forester Key Fob

Recognizing a Dying Subaru Forester Key Fob Battery

Several signs indicate your Subaru Forester key fob battery is nearing its end. These include:

  • Reduced range: You might need to be much closer to your vehicle for the key fob to work.
  • Intermittent functionality: The key fob may work sometimes and not others, or require multiple button presses.
  • Dimming key fob light: The indicator light on your key fob may be weaker than usual.
  • Car alarm malfunctions: The car alarm might not arm or disarm properly.

2020 subaru forester key fob battery

What Type of Battery Does a Subaru Forester Key Fob Use?

Most Subaru Forester key fobs use a CR2032 battery, a common type readily available at most stores. You can find them at electronics stores, pharmacies, and even some grocery stores. Always check your owner’s manual to confirm the correct battery type for your specific model year.

How to Change Your Subaru Forester Key Fob Battery

Changing your Subaru Forester key fob battery is a quick and easy DIY project. Here’s a step-by-step guide:

  1. Locate the release tab: This is usually a small slot or button on the side or back of the key fob.
  2. Open the key fob: Use a small flathead screwdriver or a similar tool to gently pry open the key fob casing at the release tab. Be careful not to damage the plastic.
  3. Identify the battery: The CR2032 battery is a small, round, silver disc. Note its orientation.
  4. Remove the old battery: Gently pry out the old battery using your screwdriver. Avoid scratching the contacts inside the key fob.
  5. Insert the new battery: Place the new CR2032 battery into the compartment, ensuring it’s oriented correctly, matching the position of the old battery.
  6. Close the key fob: Snap the two halves of the key fob casing back together.

Troubleshooting Common Subaru Forester Key Fob Issues

Sometimes, replacing the battery doesn’t solve the problem. Here are some other potential issues and how to fix them:

Key Fob Programming

If your key fob still doesn’t work after replacing the battery, it may need to be reprogrammed. Consult your owner’s manual or contact a Subaru dealership for instructions.

Key Fob Damage

Physical damage to the key fob, like a cracked casing or damaged internal components, can prevent it from functioning correctly. If you suspect damage, you may need a replacement key fob.

2021 subaru forester key fob battery

Car Battery Issues

A weak car battery can also interfere with the key fob’s functionality. Check your car battery and replace it if necessary.

How Long Does a Subaru Forester Key Fob Battery Last?

Typically, a Subaru Forester key fob battery lasts between 3 to 5 years. This can vary depending on usage and environmental factors.

key fob for subaru

Preventing Future Subaru Forester Key Fob Battery Issues

  • Avoid extreme temperatures: Extreme heat or cold can shorten battery life.
  • Keep the key fob dry: Moisture can damage the key fob and battery.
  • Don’t keep metal objects near the key fob: Metal objects can drain the battery faster.

Expert Insights

“Often, drivers mistake a dead key fob battery for a more serious issue,” says automotive electronics specialist, David Miller. “A simple battery replacement can save you time and money.”

“Keeping a spare CR2032 battery in your glove compartment is a smart move,” adds Sarah Johnson, a certified automotive technician. “It’s a cheap and easy way to avoid getting stranded.”

how to locate a lost key fob

In conclusion, understanding your Subaru Forester key fob battery is crucial for maintaining the convenience and security of your vehicle. By following this guide, you can quickly diagnose and fix battery issues, saving yourself time, frustration, and potentially expensive repairs. Don’t let a dead key fob battery leave you in a bind.

subaru forester key fob key for glove box

FAQ

  1. What kind of battery does my Subaru Forester key fob use? Most models use a CR2032 battery, but always check your owner’s manual.
  2. How do I know if my key fob battery is dead? Signs include reduced range, intermittent functionality, and a dim key fob light.
  3. Can I replace the battery myself? Yes, it’s a simple DIY project.
  4. What if my key fob still doesn’t work after replacing the battery? It may need reprogramming, or there could be physical damage.
  5. Where can I buy a CR2032 battery? They are readily available at most electronics stores, pharmacies, and some grocery stores.
  6. How long does a Subaru Forester key fob battery last? Typically 3-5 years.
  7. How can I prevent future key fob battery issues? Avoid extreme temperatures, keep the key fob dry, and don’t store it near metal objects.
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