How To Change Car Key Battery Toyota? [A Step-by-Step Guide]

Toyota cars, both new and used, are strolling the streets of Maple Shade.

It’s critical to take care of your Toyota key fob battery replacement as soon as possible in order to avoid unforeseen problems unlocking and starting your vehicle.

Learn more about the Toyota key fob replacement so you can have remote start, hands-free locking and unlocking, and a panic button all in the palm of your hand.

Are you a novice when it comes to this fascinating technology?

That’s fine; programming a Toyota key fob battery pack is simple.

It only takes a few simple steps to replace a Toyota key fob.

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What type of battery is used by Toyota key?

CR2032 lithium-ion battery

A CR2032 battery, which can be found in stores and online, is used in most Toyota vehicles.

These batteries are rather inexpensive, costing less than $5 on average.

Place your Toyota key fob battery replacement inside the case and close it.

Overview

I recall when keys were just that: flat pieces of metal with notches carved into them.

It unlocks a lock when you insert it into a keyhole and turn it.

Most automobile keys nowadays are key fobs, which are essentially car remote keys or digital transmitters with buttons to lock and open the vehicle’s doors.

These digital transmitters are great, and they’re surely more spectacular than the flat metal mechanical keys until the batteries run out.

A dead battery in a device is an unavoidable occurrence that will occur sooner or later. You won’t be able to unlock your automobile if the battery in your key fob runs out.

This may also disable your push-start button in some circumstances.

That’s why you don’t want to be trying to figure out what to do when the battery runs out.

It’s essential to be prepared—as doctors say, “prevention is the best treatment.”

If your key fob runs out of power, the battery may still have enough energy to unlock and start your car if you stick it up closer to the car than usual.

If that doesn’t work, the key fob is equipped with a mechanical key. It usually slips up inside the key fob after being linked to the key ring.

On the gadget, there is a lock with a release button.

You’ll be able to use the mechanical key to unlock your door once you’ve extracted it. It’s still feasible that your start button will work from there.

If none of the above solutions work and you still can’t get into or start your car, your key fob’s battery is most likely dead as a doornail.

As a result, the only option is to replace it.

Most car manuals are roughly an inch thick these days, so finding the section on how to pry open your key fob will take some effort.

It will most likely take much longer to decipher and execute those printed directions.

The quickest method is to search YouTube for video instructions based on the make and model of your vehicle.

Replacement of the Toyota Key Fob Battery

A Toyota key fob battery replacement may be necessary if your Toyota key fob stops operating abruptly.

The procedure is rather straightforward, and it starts with opening the case to discover the battery.

Learn how to access a Toyota key fob by following the steps below:

If you’re driving a new Toyota, you’ll discover a concealed key that you can pull out and fit into the case’s opening slot.

To pry open the obvious notch on the case on older versions, you’ll need a thin item.

You’ll want to follow the rest of the steps in this Toyota key fob battery replacement instruction once you’ve unlocked the Toyota key fob:

• Lift the circuit board gently to reveal the battery.
• Take note of the battery type and how it’s installed in the casing. A CR2032 battery, which can be found in stores and online, is used in most Toyota vehicles. These batteries are rather inexpensive, costing less than $5 on average.
• Place your Toyota key fob battery replacement inside the case and close it.
• Check if the Toyota key fob battery replacement is working now. If it still doesn’t work, open the case again and check the battery connections to make sure they’re clean and in contact with the battery. If the problem persists, you may require a Toyota key fob replacement.

How to Open and Replace the Battery in a Toyota Key Fob

If your Toyota key fob ever stops working, it’s most likely because the battery has to be replaced.

Fortunately, everything from how to access a Toyota key fob to how to replace a battery is rather straightforward. Simply follow these simple instructions:

• Find the secret key that can be pulled out and fitted into a slot to unlock the casing on a newer Toyota model.
• For earlier versions, locate the visible notch on the case and pry it open with a thin item.
• Lift the circuit board gently to reveal the battery beneath.
• Take note of the battery type – most Toyotas utilize a CR2032 battery, which may be easily acquired in stores or online.
• Replacing the battery should be done inside the case, which should be resealed.

After you’ve finished replacing the Toyota key fob battery, test it by locking and unlocking the vehicle and starting the engine.

If the problem persists, you may need to re-adjust the batteries to ensure that the connections are clean.

If it doesn’t solve the problem, the key fob may need to be replaced.

You can do the following:

• Visit our service center to get a replacement.
• Visit or call our parts department to have the case changed.

Replacing the Toyota Smart Key Battery: A Step-by-Step Guide

• Remove the Key Cover with a flathead screwdriver or a key.
• Take the battery cover off.
• Get rid of the dead battery.
• Replace the battery with the Plus+ side facing up.
• Remove and replace the battery cover.
• The Key Cover should be replaced.
• Examine the Key Fob

Frequently Asked Questions (FAQ)