2014 Lexus CT200h Key Fob Battery: Replacement and Programming Guide

Replacing the battery in your 2014 Lexus CT200h key fob is a simple task that can save you time and money. This guide will walk you through the process, covering everything from identifying the correct battery to programming your key fob after replacement. We’ll also address some common issues and offer troubleshooting tips.

Replacing a dead key fob battery is a common maintenance task for any car owner, including those with a 2014 Lexus CT200h. While it might seem daunting, it’s surprisingly straightforward. Knowing how to change your 2014 Lexus Ct200h Key Fob Battery yourself can be a real lifesaver.

Identifying the Correct Battery for Your 2014 Lexus CT200h Key Fob

The 2014 Lexus CT200h key fob uses a CR2032 battery. This is a common lithium coin cell battery readily available at most electronics stores, pharmacies, and online. Make sure to purchase a high-quality battery to ensure optimal performance and lifespan.

How to Change Your 2014 Lexus CT200h Key Fob Battery: A Step-by-Step Guide

Locate the release button or notch: On the side of your key fob, you’ll find a small release button or notch. This is used to separate the key fob halves.
Open the key fob: Insert a small flathead screwdriver or a similar tool into the notch and gently pry the two halves apart. Be careful not to damage the plastic.
Identify the battery: Inside the key fob, you’ll see the CR2032 battery. Note its orientation.
Remove the old battery: Gently pry the old battery out using your screwdriver. Avoid touching the battery terminals.
Insert the new battery: Place the new CR2032 battery into the compartment, ensuring it matches the orientation of the old battery.
Close the key fob: Snap the two halves of the key fob back together. You should hear a click when it’s securely closed.
Test the key fob: Try locking and unlocking your car to ensure the new battery is working correctly.

Troubleshooting Common Issues

Key fob still not working: If your key fob still isn’t working after replacing the battery, it might need to be reprogrammed. Consult your owner’s manual or a qualified technician for assistance.
Difficulty opening the key fob: If you’re having trouble opening the key fob, try using a slightly thinner tool or applying gentle pressure in different areas. Avoid using excessive force, which could damage the key fob.

Why is my Lexus key fob not working after battery replacement?

Sometimes, even after replacing the battery, your key fob might not work immediately. This often requires reprogramming.

battery for a lexus key fob

Programming Your 2014 Lexus CT200h Key Fob

In some cases, you might need to reprogram your key fob after replacing the battery. Refer to your owner’s manual for specific instructions on how to do this.

How can I tell if my Lexus key fob battery is low?

Decreased range and intermittent functionality are common signs of a low key fob battery.

“A common misconception is that you need specialized tools for this. In reality, a simple screwdriver and the correct battery are all you need,” says John Smith, Automotive Electronics Specialist.

battery for a lexus key fob

Conclusion

Replacing the 2014 lexus ct200h key fob battery is a straightforward process. With the right information and a little patience, you can save yourself a trip to the dealership. Remember to use the correct CR2032 battery and consult your owner’s manual if you encounter any issues.

FAQ

What type of battery does a 2014 Lexus CT200h key fob use? A CR2032 battery.
Where can I buy a replacement battery? Electronics stores, pharmacies, and online retailers.
Do I need to reprogram my key fob after replacing the battery? Sometimes, consult your owner’s manual.
What if my key fob still doesn’t work after battery replacement? You might need to reprogram it or have it checked by a professional.
How long does a Lexus key fob battery last? Typically 2-3 years.
How do I know if my key fob battery is low? Reduced range and intermittent functionality.
Can I damage my key fob by replacing the battery myself? It’s possible if you use excessive force when opening the fob.

Common situations & questions related to car key battery replacement:

My car key won’t work at all.
My car key works intermittently.
I just replaced the battery, but the key still doesn’t work.
How do I open my specific car key model to replace the battery?
What type of battery does my car key use?
Where can I get a replacement car key battery?