2019 Subaru Legacy Key Fob Battery: Replacement and Programming Guide

If your 2019 Subaru Legacy key fob isn’t working as it should, the most likely culprit is a dead battery. Replacing the battery in your 2019 Subaru Legacy key fob is a simple process that you can do yourself in minutes, saving you the time and expense of a trip to the dealership. This guide provides a comprehensive walkthrough, including how to change the battery and reprogram your key fob if necessary.

Replacing a dead key fob battery in a 2019 Subaru Legacy is a relatively straightforward task. First, identify the type of battery needed, usually a CR2032. Locate the small release button or slot on the back of your key fob. Use a small flathead screwdriver or a similar tool to carefully pry open the fob casing. Once open, you’ll see the battery. Gently remove the old battery and replace it with the new one, ensuring correct polarity. Finally, snap the casing back together.

Replacing the Battery in a 2019 Subaru Legacy Key Fob

How to Tell if Your 2019 Subaru Legacy Key Fob Battery is Dead?

Several signs indicate a failing key fob battery. Reduced range, intermittent functionality, or the need to press the buttons repeatedly are common indicators. In some cases, the car might not respond to the key fob at all.

What’s the easiest way to check if my 2019 Subaru Legacy Key Fob Battery needs changing? Look for inconsistent performance, like reduced range or unresponsive buttons.

Step-by-Step Guide to Replacing the Battery in your 2019 Subaru Legacy Key Fob

1. Gather your materials: You’ll need a new CR2032 battery and a small flathead screwdriver or a similar tool.
2. Locate the release button: This is usually a small button or slot on the back of the key fob.
3. Open the key fob: Insert the flathead screwdriver into the release slot and gently pry open the casing.
4. Replace the battery: Carefully remove the old battery and replace it with the new one, ensuring the positive (+) side faces up.
5. Close the key fob: Snap the casing back together securely.

Do You Need to Reprogram Your 2019 Subaru Legacy Key Fob After Battery Replacement?

In most cases, replacing the battery doesn’t require reprogramming. The key fob should function normally after the new battery is installed. However, in some rare instances, reprogramming might be necessary. Check your owner’s manual for specific instructions or contact a qualified technician. Subaru remote start key fob instructions can often be found online or in your owner’s manual.

Reprogramming a 2019 Subaru Legacy Key Fob

Common Issues and Troubleshooting

Sometimes, even after replacing the battery, your key fob might not work. Here are a few common problems and their solutions:

• Key fob still not working: Try reprogramming the key fob.
• Key fob works intermittently: Check the battery contacts for corrosion or debris.
• Key fob case is damaged: A damaged case can interfere with the key fob’s functionality. Consider replacing the key fob case.

John Miller, a certified automotive locksmith with over 15 years of experience, suggests, “Always double-check the battery orientation when replacing it. Incorrect polarity can prevent the key fob from working.”

Troubleshooting Key Fob Issues

Conclusion

Replacing the 2019 Subaru Legacy key fob battery is a quick and easy process that you can do at home. By following the steps outlined in this guide, you can save yourself time and money. Remember to use the correct battery type (CR2032) and ensure proper installation. If you experience any difficulties, consult your owner’s manual or contact a qualified technician.

FAQs

1. What type of battery does the 2019 Subaru Legacy key fob use? A CR2032 battery.
2. Do I need to reprogram my key fob after replacing the battery? Usually, no.
3. What if my key fob still doesn’t work after replacing the battery? Try reprogramming the key fob or check for damaged contacts or casing.
4. Where can I buy a replacement CR2032 battery? Most electronics stores, pharmacies, and online retailers carry CR2032 batteries.
5. How long does a 2019 Subaru Legacy key fob battery last? Typically, 2-3 years.
6. Can I damage my key fob by replacing the battery myself? It’s unlikely if you follow the correct procedures. However, be careful not to force anything open or damage the internal components.
7. Where can I find more information about my 2019 Subaru Legacy key fob? Consult your owner’s manual.

Other Possible Scenarios and Questions

• Key Fob Programming Issues: Sometimes, programming can be tricky. Ensure you are following the correct procedure outlined in your owner’s manual.
• Lost or Stolen Key Fob: If you’ve lost your key fob, you’ll need to get a replacement and have it programmed to your vehicle. Contact your dealership or a qualified locksmith.
• Multiple Key Fobs: Do you have multiple key fobs? You may need to reprogram all of them if one stops working.

Subaru remote start key fob instructions provide detailed steps for programming your key fob.

For more helpful articles, you might be interested in our other guides related to key fobs and car remotes. We offer comprehensive information and solutions to common key fob problems.

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