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Change Battery in Subaru Key Fob: A Comprehensive Guide

Changing the battery in your Subaru key fob is a simple task that can save you time and money. This guide will walk you through the process, providing clear instructions and helpful tips to ensure a smooth battery replacement. We’ll cover everything from identifying the correct battery type to properly reassembling your key fob.

Knowing how to change battery in Subaru key fob is essential for every Subaru owner. A dead key fob battery can leave you stranded, unable to lock or unlock your car, and even prevent you from starting the engine. While a dealership or auto shop can replace the battery for you, it’s a quick and easy DIY project that you can do at home with minimal tools. This saves you the cost of service and the inconvenience of a trip to the shop. how to change battery subaru key fob

Identifying Your Subaru Key Fob and Battery Type

Before you begin, it’s crucial to identify the type of key fob you have and the correct battery replacement. Subaru uses different key fob designs over the years, and each may require a specific battery type. Check your owner’s manual for detailed information about your specific key fob and recommended battery. Common battery types used in Subaru key fobs include CR2025 and CR2032. Using the wrong battery can cause damage to your key fob or prevent it from functioning correctly.

Gathering the Necessary Tools

You’ll only need a few simple tools for this task: a small flat-head screwdriver or a similar tool for prying open the key fob, and of course, the new battery. Having a small container or tray to hold the small parts is also helpful to prevent losing anything during the process.

Step-by-Step Instructions to Change Battery in Subaru Key Fob

Changing the battery in your Subaru key fob can seem daunting, but it’s quite simple. These step-by-step instructions will guide you through the process:

  1. Locate the release button or slot: Most Subaru key fobs have a small release button or slot on the side. Press this button or insert the flat-head screwdriver into the slot and gently pry open the key fob casing.
  2. Separate the two halves of the key fob: Carefully separate the two halves of the key fob, revealing the internal components, including the battery.
  3. Remove the old battery: Gently pry out the old battery from its compartment. Be careful not to damage the surrounding components.
  4. Insert the new battery: Place the new battery into the compartment, ensuring the positive (+) side is facing the correct direction, as indicated within the key fob.
  5. Reassemble the key fob: Align the two halves of the key fob and press them together until they snap shut.
  6. Test the key fob: Try locking and unlocking your car to ensure the new battery is working correctly.

If your key fob still doesn’t work after replacing the battery, you may need to reprogram it. Consult your owner’s manual for instructions on how to reprogram your specific key fob model, or visit a Subaru dealership for assistance. replace subaru key fob battery

Troubleshooting Common Issues

Sometimes, you might encounter minor hiccups. Here are a few common issues and solutions:

  • Key fob still not working after battery replacement: Try reprogramming the key fob following the instructions in your owner’s manual.
  • Difficult to separate key fob halves: Ensure you’re using the correct tool and applying gentle pressure to avoid damaging the casing.
  • Unable to identify the correct battery type: Consult your owner’s manual or contact a Subaru dealership.

John Smith, a certified automotive technician with over 15 years of experience, recommends, “Always use a high-quality battery replacement to ensure optimal performance and longevity of your key fob. Cheap batteries can leak and damage your key fob’s internal components.”

Key Fob Entry System Maintenance

Regular maintenance is key to keeping your key fob entry system functioning smoothly. While battery replacement is the most common maintenance task, it’s important to also keep your key fob clean and dry to prevent corrosion and damage to the internal circuits. Avoid dropping your key fob, as this can damage the internal components or crack the casing.

How to Replace Battery on Mazda Key Fob?

While this guide focuses on Subaru key fobs, the process for other vehicles, such as Mazda, can be similar. For information on how to replace battery on Mazda key fob, you can check out our other guides. how to replace battery on mazda key fob

In conclusion, changing the battery in your Subaru key fob is a quick and straightforward process that any car owner can handle. By following these simple steps and tips, you can save yourself the cost of professional service and keep your key fob functioning properly. Regularly changing the battery in your Subaru key fob ensures that you’re never caught off guard by a dead battery and maintains the convenience of keyless entry and starting.

FAQ:

  1. How often should I change the battery in my Subaru key fob?
  2. What type of battery does my Subaru key fob use?
  3. Can I change the battery in my Subaru key fob myself?
  4. What tools do I need to change the battery in my Subaru key fob?
  5. What should I do if my Subaru key fob doesn’t work after changing the battery?
  6. Where can I buy a replacement battery for my Subaru key fob?
  7. How do I reprogram my Subaru key fob after changing the battery?