How to Replace a Battery Subaru 2008 Key Fob

Replacing the battery in your 2008 Subaru key fob is a quick and easy process that can save you time and money. If your key fob is acting up, like having a decreased range or not working at all, a dead battery is often the culprit. This guide will walk you through the steps to replace your 2008 Subaru key fob battery like a pro.

Knowing how to change the battery in your 2008 Subaru key fob is a valuable skill. Not only does it save you a trip to the dealership or an auto locksmith, but it also puts you back in control of your vehicle access quickly. This straightforward procedure requires minimal tools and can be done in minutes. We’ll cover everything from the tools you’ll need to troubleshooting common issues.

What Tools Do I Need to Replace My 2008 Subaru Key Fob Battery?

You’ll need only a few simple tools: a small flathead screwdriver or a similar tool for prying open the key fob, and of course, a new CR2032 battery. These batteries are readily available at most stores that sell batteries, and sometimes you’ll even find them with key fob and watch repair kits.

Step-by-Step Guide to 2008 Subaru Key Fob Battery Replacement

1. Locate the Key Release: On the side of your key fob, you’ll find a small button or switch. Press this to release the valet key.

2. Open the Key Fob: Gently insert the flathead screwdriver into the slot revealed by removing the valet key. Carefully pry the two halves of the key fob apart. Be mindful not to damage the plastic. You might hear a slight click as the two halves separate.

3. Identify the Battery: Inside the key fob, you’ll see the CR2032 battery. It’s usually located in a small compartment or held in place by a clip. Take note of the battery orientation.

4. Remove the Old Battery: Carefully use your flathead screwdriver to gently pry the old battery out of its compartment. Avoid puncturing the battery.

5. Install the New Battery: Insert the new CR2032 battery into the compartment, ensuring it matches the orientation of the old battery. Press it firmly into place.

6. Reassemble the Key Fob: Align the two halves of the key fob and press them together until they snap shut. Test the key fob by locking and unlocking your car.

Troubleshooting Common Issues

If your key fob still doesn’t work after replacing the battery, try these steps:

• Check the Battery Orientation: Ensure the new battery is installed correctly. The positive (+) side should typically face upwards.

• Clean the Contacts: Use a cotton swab and a small amount of rubbing alcohol to clean the battery contacts inside the key fob.

• Try Resynchronizing the Key Fob: Consult your Subaru owner’s manual for specific instructions on how to resynchronize your key fob to your car. This often involves a specific sequence of button presses and ignition cycles. Check out our guide on a red light flashing on subaru key fob for more information.

You can also check out guides for similar models like the 2008 subaru legacy gt key fob battery replacement or the 2008 subaru impreza key fob replacement. These can often provide helpful insights even if your specific model is slightly different.

How Long Does a Subaru Key Fob Battery Last?

Subaru key fob batteries typically last between 3 to 5 years, depending on usage. You might want to check out other models such as the subaru crosstrek 2014 key fob battery or the 2018 subaru crosstrek key fob battery replacement for comparison.

Conclusion: How to Replace a Battery Subaru 2008 Key Fob

Replacing your 2008 Subaru key fob battery is a simple task that anyone can do with the right tools and a little patience. By following these steps, you can save yourself a trip to the dealership and get your key fob working like new again.

FAQ

1. What type of battery does a 2008 Subaru key fob use? A CR2032 battery.

2. How often should I replace my Subaru key fob battery? Every 3 to 5 years, or sooner if you notice a decrease in range.

3. What if my key fob still doesn’t work after replacing the battery? Check the battery orientation, clean the contacts, and try resynchronizing the key fob.

4. Where can I buy a CR2032 battery? Most stores that sell batteries, including grocery stores, drugstores, and electronics stores.

5. Can I damage my key fob by replacing the battery myself? It’s possible to damage the key fob if you’re not careful, but with a little patience and the right tools, you can do it yourself successfully.

6. What is the valet key used for on my Subaru key fob? The valet key allows you to lock your glove compartment and/or ignition so a valet can’t access them.

7. How do I know if my Subaru key fob battery is dead? Signs include decreased range, intermittent operation, or no response at all.

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