How to Replace the Battery in a Prius Key Fob

Replacing the battery in your Prius key fob is a quick and easy process that can save you the hassle and expense of a trip to the dealership. In this guide, we’ll walk you through the steps involved in replacing the battery in a Prius key fob, so you can get back on the road in no time. This straightforward process can be done at home with minimal tools.

Identifying Your Prius Key Fob Type

Before starting the battery replacement process, it’s important to identify the type of key fob you have. Different Prius models and years have different key fob designs. Knowing your key fob type will ensure you follow the correct instructions. Common types include the smart key and the standard key fob. You can find more information about different key fob batteries here: most common key fob battery.

What are the Different Types of Prius Key Fobs?

Prius key fobs generally come in two main styles: smart keys and standard key fobs. Smart keys allow for keyless entry and push-button start, while standard key fobs require you to manually unlock the doors and insert the key into the ignition.

Gathering the Necessary Tools

You’ll need just a few simple tools to replace your Prius key fob battery: a small flathead screwdriver, the correct replacement battery (typically a CR2032 or CR2016), and optionally a plastic opening tool to avoid scratching your key fob. You can find out which battery you need here: replacement battery for 2010 prius key fob.

What Battery Does My Prius Key Fob Use?

Most Prius key fobs use a CR2032 or CR2016 3V lithium battery. Check your owner’s manual or look online for the correct battery for your specific Prius model year. If your battery keeps dying, you may want to check this article: prius key fob battery keeps dying.

Step-by-Step Guide to Replacing the Prius Key Fob Battery

Locate the release button or notch: This is usually on the side or back of the key fob.
Insert the flathead screwdriver or plastic opening tool: Gently pry open the key fob casing.
Locate the old battery: It will be held in place by a small clip or pressure.
Remove the old battery: Carefully pry the old battery out using your screwdriver or a plastic opening tool.
Insert the new battery: Make sure the positive (+) side is facing up.
Close the key fob casing: Press the two halves back together until they click shut.

How Long Does it Take to Replace the Prius Key Fob Battery?

Replacing a Prius key fob battery typically takes only a few minutes. With the right tools and a little practice, it’s a simple task anyone can complete. For information on replacing the battery in a 2016 Prius, see this page: 2016 prius key fob battery replacement. You can also find information for the 2016 model here: prius key fob battery replacement 20164.

Troubleshooting Common Issues

If your key fob still doesn’t work after replacing the battery, check that the new battery is correctly installed and that it’s a fresh, high-quality battery. If the issue persists, you may need to reprogram your key fob, or there could be a more serious issue with the key fob’s electronics.

Conclusion

Replacing the battery in your Prius key fob is a simple and cost-effective procedure. By following this guide, you can easily replace the battery yourself, saving you time and money. Remember to always use the correct battery type for your specific Prius model year.

FAQ

What type of battery does a Prius key fob use? Typically a CR2032 or CR2016.
How often should I replace my Prius key fob battery? Every 2-3 years, depending on usage.
What tools do I need to replace the battery? A small flathead screwdriver and possibly a plastic opening tool.
What if my key fob still doesn’t work after replacing the battery? Check the battery installation, try a new battery, or consider reprogramming the key fob.
Where can I buy a replacement Prius key fob battery? Most electronics stores, auto parts stores, and online retailers.
Can I damage my key fob by replacing the battery myself? It’s possible if you are not careful. Use appropriate tools and gentle pressure.
Is there a way to test my Prius key fob battery? You can use a multimeter to check the battery’s voltage.

Common Scenarios:

Key fob works intermittently: This often indicates a low battery.
Key fob doesn’t work at all: Try replacing the battery. If that doesn’t work, there may be a problem with the key fob itself.
Key fob buttons are sticking: Clean the key fob and buttons with a soft cloth.