How to Change Battery in 2016 Lexus RX350 Key Fob

Changing the battery in your 2016 Lexus RX350 key fob is a quick and easy process that can save you time and money. Knowing how to do this yourself avoids a trip to the dealership and keeps you in control of your vehicle access. This guide will provide clear, step-by-step instructions to help you replace your key fob battery like a pro.

What You’ll Need to Change Your 2016 Lexus RX350 Key Fob Battery

Before you start, gather the following:

A new CR2032 battery. These are readily available at most electronics stores, pharmacies, and online retailers. Make sure you get a reputable brand for optimal performance.
A small, flat-head screwdriver. A precision screwdriver set would be ideal, but any small flat-head screwdriver will generally work. Avoid using overly large or sharp screwdrivers, as these can damage the key fob.
A plastic opening tool (optional). This helps prevent scratching the key fob casing. If you don’t have one, the flat-head screwdriver can be used carefully.

Step-by-Step Guide: Replacing the 2016 Lexus RX350 Key Fob Battery

Here’s a detailed guide on how to change the battery in your 2016 Lexus RX350 key fob:

Locate the release button: On the side of your Lexus key fob, you’ll find a small release button. This is typically near the key ring attachment.
Release the valet key: Press the release button and gently slide out the valet key.
Separate the key fob halves: Use the flat-head screwdriver or plastic opening tool to carefully pry open the key fob casing. Insert the tool into the slot where the valet key was removed. Apply gentle pressure to separate the two halves of the fob. You might hear a slight click when it separates.
Remove the old battery: Inside the key fob, you’ll see the CR2032 battery. Use your flat-head screwdriver to carefully pry it out of its housing. Be mindful not to damage the contacts.
Install the new battery: Place the new CR2032 battery into the housing, making sure the positive (+) side faces upwards. Press down gently until it clicks into place.
Reassemble the key fob: Align the two halves of the key fob and press them together firmly until they snap shut.
Reinsert the valet key: Slide the valet key back into its slot until it clicks into place.

2016 Lexus RX350 Key Fob Battery Replacement: Step-by-step guide with images showing locating the release button, removing the valet key, separating the fob halves, and replacing the battery.

Common Issues and Troubleshooting

Sometimes, you might encounter minor hiccups. Here are a few common issues and how to address them:

Key fob still not working: Double-check that the new battery is correctly installed and that the positive side is facing up. Try using a different brand of CR2032 battery. In rare cases, the key fob itself might be faulty and require replacement.
Key fob difficult to separate: If the two halves of the key fob are difficult to separate, be sure to use the correct slot and apply gentle, even pressure. Using excessive force can damage the key fob.

Why Change Your Key Fob Battery Yourself?

Changing your 2016 Lexus RX350 key fob battery yourself is a simple task that offers several benefits:

Cost savings: You’ll save money compared to having it done at a dealership or auto shop.
Convenience: You can change the battery anytime, anywhere, without having to schedule an appointment.
Empowerment: It’s a satisfying feeling to know you can handle basic car maintenance yourself.

Extending the Life of Your Key Fob Battery

While key fob batteries eventually need replacing, you can take steps to prolong their life:

Avoid excessive button pressing.
Store your key fob away from extreme temperatures.
Check your battery regularly and replace it preemptively.

Conclusion

Changing the battery in your 2016 Lexus RX350 key fob is a straightforward process that anyone can do. By following these simple steps, you can save money, time, and maintain control of your vehicle access. Now you know How To Change Battery In 2016 Lexus Rx350 Key Fob!

FAQ

What type of battery does the 2016 Lexus RX350 key fob use? A CR2032 battery.
How often should I change my key fob battery? Every 2-3 years, or sooner if you notice reduced range.
Can I damage my key fob by changing the battery myself? It’s unlikely, but possible if excessive force is used. Follow the instructions carefully.
What if my key fob still doesn’t work after changing the battery? Double-check the battery installation or try a new battery. If it still doesn’t work, the key fob might be faulty.
Where can I buy a replacement CR2032 battery? Most electronics stores, pharmacies, and online retailers.
How long does it take to change the key fob battery? Just a few minutes.
Do I need special tools to change the battery? A small flat-head screwdriver is essential. A plastic opening tool is optional but recommended.

Other Common Situations & Questions

Key fob battery replacement after water damage: If your key fob has been exposed to water, it’s important to dry it thoroughly before attempting to change the battery.
Key fob programming after battery replacement: In most cases, the Key Fob will automatically re-synchronize after the battery is replaced. However, in some rare instances, reprogramming may be necessary.

Need More Help?

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