2015 BMW Key Fob Battery Replacement: A Quick Guide

If you’re experiencing issues with your 2015 BMW key fob, a dead battery could be the culprit. Don’t worry, a quick battery replacement can have you back on the road in no time. This guide provides a step-by-step walkthrough on how to replace the battery in your 2015 BMW key fob.

Signs Your 2015 BMW Key Fob Battery Needs Replacing

Before we dive into the replacement process, let’s first identify the telltale signs of a dying key fob battery:

• Decreased Range: Is your BMW only responding to your key fob at very close range? This diminished range is often the first sign of a weakening battery.
• Slow Response: Notice a lag between pressing the buttons on your key fob and your BMW’s response? This sluggishness indicates a battery nearing its end.
• Warning Messages: Some BMW models will display a “Key Fob Battery Low” warning on the dashboard when the battery needs replacing.

What You’ll Need for a 2015 BMW Key Fob Battery Replacement

Replacing the battery in your 2015 BMW key fob is a simple DIY task. Here are the tools you’ll need:

• A New CR2032 Battery: This is the standard battery type for most 2015 BMW key fobs.
• A Small Flat-Head Screwdriver: You’ll use this to open the key fob casing.

How to Replace Your 2015 BMW Key Fob Battery: A Step-by-Step Guide

Ready to tackle the replacement? Follow these easy steps:

1. Locate the Release Button: On the back of your key fob, find the small release button.
2. Release the Key Blade: Press the release button and gently slide out the metal key blade from the fob.
3. Open the Key Fob Casing: Use your flat-head screwdriver to carefully pry open the key fob casing. Start at the groove where the key blade was inserted.
4. Replace the Battery: Inside the fob, you’ll see the CR2032 battery. Carefully remove it and replace it with the new one, ensuring the positive (+) side faces up.
5. Reassemble the Key Fob: Align the two halves of the key fob casing and press them firmly together until you hear a click.
6. Reinsert the Key Blade: Slide the metal key blade back into its slot on the fob.

Pro Tip: Avoid touching the battery terminals with your fingers. This can affect battery life.

Still Having Trouble?

If you’ve replaced the battery and your 2015 BMW key fob is still not functioning properly, there may be other underlying issues. Consider contacting a qualified automotive locksmith or your BMW dealership for further assistance.

Remember, a well-maintained Key Fob keeps your BMW secure and provides peace of mind. By following these simple steps, you can easily replace your 2015 BMW Key Fob battery and get back to enjoying your drive.