Table of Contents

If you’re looking for a simple way to change your Toyota key fob battery, this guide is perfect. But remember that every step matters and must be completed correctly in order get good results!

  • First, remove the key from the fob. There’s a little metal button right above the key part of your key fob. Press that button, and pull out the key.
  • Open the fob. Fit a small screwdriver or some other flat object into the little slot that the key fits into, and pop open the fob.
  • Be careful not to damage any of the components on the green circuit board.
  • Remove the battery. The battery is the small, circular object in the center of the fob. Use a small screwdriver or your fingernail to pry it out.
  • Replace the battery. Take note of the kind of battery you need to replace, which should be written on a label on the original battery. You can also find this in your owner’s manual; most Toyota key fobs require a CR 2032 3V. You can find a replacement battery at most electronic stores, or you can order one online.
  • Put the fob back together, and place the key back in the fob. Be sure that everything snaps into place and is secure.
  • Now you’re ready to test your key and see if it works! Grab the fob and open or start your car to make sure that everything is functioning as it should.

What kind of battery does a Toyota key fob use?

The CR2032 battery is a common key fob for Toyota cars. It typically costs less than $5 and can be found at stores or online.

A car’s remote control may seem like an insignificant item, but it’s actually responsible for opening your garage door when you press its button on the handle!

If you need to replace the battery in your key fob, you can do so yourself. Just make sure you have the right battery and follow the instructions carefully.

You may also want to consult a professional key fob programmer near you if you have any questions or concerns call us at (623) 258-4648

What do I do if my Toyota key battery is low?

If your Toyota key battery is low, you may find that it no longer starts the car automatically from inside your pocket or purse.

However, you can still start the car by placing the key fob as close to the start button as possible while pressing on the brake and pushing the start button with your other hand.

If that fails, it’s a sign that you need to change your batteries ASAP or risk them dying completely. So, if you’re experiencing these issues, be sure to replace the batteries as soon as possible.

If you’re not sure where to find new key fob batteries for your Toyota, be sure to check out our selection at Keyless Entry Remote Fob Batteries.

We have a wide variety of batteries to choose from, so you can find the perfect set for your needs. And, if you need help programming your new key fob batteries, our team can assist you with that as well.

So don’t wait – replace your Toyota key fob batteries today!

Don’t wait to replace your Toyota key fob battery.

You can do it yourself or take your vehicle into a local locksmith for the service. If you are not sure which option is best, contact us at (623) 258-4648 and we’ll be happy to help!

(623) 258-4648


7850 W McDowell Rd, Phoenix, AZ