How to Change a Battery in a Lexus Key Fob

A dead key fob battery can be a major inconvenience, leaving you stranded and frustrated. But don’t worry, changing the battery in your Lexus key fob is a simple task that you can do yourself in a matter of minutes.

This guide will provide you with step-by-step instructions on how to change the battery in your Lexus key fob. We’ll also cover some frequently asked questions and offer some additional tips to make the process as smooth as possible.

What You’ll Need

Before you begin, gather the following items:

A small, flat-head screwdriver
A new CR2032 battery (this is the most common type of battery used in Lexus key fobs)

Identifying Your Lexus Key Fob Type

Lexus has utilized a variety of key fob designs over the years. Before proceeding, it’s helpful to identify your specific key fob type to ensure you’re following the correct instructions. Common Lexus key fob types include:

Standard Key Fob: This is the most common type, featuring a rectangular shape with buttons on the front and a key that flips out from the side.
Smart Key Fob: These key fobs are typically thicker and may have a more rounded or contoured design. They often feature push-button start functionality.

Step-by-Step Guide for Standard Lexus Key Fobs

Locate the Battery Compartment: On the back of your Lexus key fob, you’ll find a small slot or indentation. This is where the battery compartment is located.
Open the Battery Compartment: Insert the tip of your flat-head screwdriver into the slot and gently pry open the battery compartment cover. You may need to apply slight pressure.
Remove the Old Battery: Once the battery compartment is open, the old CR2032 battery will be visible. Gently pry it out using your fingernail or the edge of your screwdriver.
Insert the New Battery: Align the positive (+) side of the new CR2032 battery with the positive (+) marking inside the battery compartment. Gently press it into place until it snaps in.
Close the Battery Compartment: Align the cover of the battery compartment and press it firmly until you hear it click shut.

Step-by-Step Guide for Lexus Smart Key Fobs

For instructions on how to change the battery in a Lexus Smart Key Fob, it’s recommended to consult your vehicle’s owner’s manual or refer to model-specific resources online. How to change Lexus IS200 key fob battery is a useful resource that provides detailed information on this process.

Testing Your Key Fob

After replacing the battery, test your key fob by pressing the lock, unlock, and panic buttons. If the buttons function as intended, you’ve successfully replaced your Lexus key fob battery.

Frequently Asked Questions

Q: How often should I change my Lexus key fob battery?

A: On average, a Lexus key fob battery will last between 3 to 5 years. However, it’s a good idea to replace the battery every 2 to 3 years to avoid any unexpected issues.

Q: What kind of battery does my Lexus key fob use?

A: Most Lexus key fobs use a CR2032 battery, which is a common type of lithium coin battery.

Q: Can I damage my key fob by changing the battery myself?

A: As long as you’re gentle and follow the instructions carefully, you’re unlikely to damage your key fob by changing the battery yourself.

Additional Tips

If you’re unsure about any step in the process, consult your Lexus owner’s manual or seek assistance from a qualified automotive technician.
Keep a spare CR2032 battery on hand so that you’re always prepared in case your key fob battery dies unexpectedly.
If you’ve replaced the battery in your Lexus key fob and it’s still not working, there may be a different issue with the key fob itself. In this case, it’s best to contact your Lexus dealer or a qualified automotive locksmith for assistance.

Need More Help?

Still have questions or facing a different Key Fob problem altogether? Check out these helpful resources:

We’re here to help! For immediate assistance contact our 24/7 customer support via WhatsApp: +1(641)206-8880, Email: [email protected].