Key Fob Battery Replacement for 2007 Lexus ES 350: A Complete Guide

Replacing the key fob battery in your 2007 Lexus ES 350 is a straightforward process that can be done at home. This guide provides all the necessary steps and information to ensure your key fob functions properly.
Key Fob Battery Specifications
The 2007 Lexus ES 350 key fob uses a CR1632 battery. This type of battery is commonly available and can be purchased at most electronics or automotive stores.
Steps to Replace the Key Fob Battery
1. Remove the Emergency Key: Locate the small button on the key fob that releases the emergency key. Press this button and slide the key out.
2. Open the Key Fob: With the emergency key removed, look for a notch or seam on the fob. Insert the emergency key into this notch and gently twist it to separate the two halves of the fob.
3. Replace the Battery: Once opened, you will see the battery compartment. Carefully remove the old battery using a small tool if necessary. Insert the new CR1632 battery with the positive (+) side facing up.
4. Reassemble the Key Fob: Align the two halves of the fob and press them together until you hear a click, ensuring they are securely closed. Finally, slide the emergency key back into its slot.
Important Tips
- If you notice a decrease in range or functionality of your key fob, it may be time to replace the battery.
- Always check that you are using the correct battery type (CR1632) to avoid any compatibility issues.
- After replacing the battery, test your key fob to ensure it operates correctly before relying on it for access to your vehicle.
FAQs About Key Fob Battery Replacement
- How often should I replace my key fob battery?
Typically, every 2-3 years, or when you notice decreased performance. - Can I replace the battery without reprogramming?
Yes, replacing the battery does not require reprogramming unless there are other issues. - Where can I buy a replacement CR1632 battery?
These batteries are widely available at electronics stores, supermarkets, and online retailers.
Replacing your 2007 Lexus ES 350 key fob battery is an easy DIY task that can save you time and money while ensuring your vehicle's security features remain functional.
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