How To Replace Prius Key Battery?

Similarly, What do I do if my Prius key battery dies?

In the event that the key fob battery malfunctions or dies, your Toyota Smart Key includes a standard metal key. To recover the metal key, just press the button on the bottom of your key fob, and you may open your doors the usual way.

Also, it is asked, What kind of battery is in key fob?

CR2025 and CR2032 3-Volt batteries are the most prevalent. The precise kind may be found in your vehicle’s owner’s handbook or by examining the old key fob battery after it has been removed. Your local AutoZone can provide you with a replacement key fob battery of whatever sort you need.

Secondly, How do I know if my key fob battery is low?

How do you check the battery in the fob? A key fob in many automobiles features a small LED light that lights when any of the fob buttons is pressed. If the LED light does not illuminate at all, the fob battery is dead or the fob has another issue.

Also, What kind of battery does a 2017 Prius key use?

Battery CR2032

People also ask, How long does a Prius key fob battery last?

between three and four years

Related Questions and Answers

Can you start a Prius without a key?

The start button will be triggered if you hold the dead key fob extremely near to it. The car will then start and run once you press the start button.

Can you drive with a dead key fob?

How to Start a Car Without a Key Fob It’s really rather simple to start the automobile once you’re inside. Automakers understand that your keyless ignition may need to operate if the fob fails, thus the system has been built to function even if the fob fails.

How do I change the battery in my 2010 Prius key fob?

Unscrew the battery compartment on the rear, replace the battery, then reassemble the key to change the battery. You should be good to go after that! If your Prius was constructed after 2010, it has a different key fob that utilizes a Panasonic 1632 battery and no extra tools are required.

What battery does a 2014 Prius key fob take?

8 piece Duracell 2032 3V Lithium Coin Battery with Bitter Coating.

How do I change the battery in my 2009 Prius key fob?

1) Pull the key up and out while sliding the spring-loaded holder to the left (RED) with the FOB buttons facing up (BLUE). 2) Slip the spring-loaded holder to the right (RED) while pushing the back panel up (BLUE) with the FOB buttons facing down; it should slide straight out.

What kind of battery does a 2005 Prius key fob take?

3V Lithium CR2032

How much is it to replace a key fob battery?

These batteries typically cost $10 or less, however some fobs need two. Because it simply takes a minute or two, battery specialist shops and dealers often replace the batteries for free.

Can I replace the battery in my key fob?

Yes, you can change the batteries in your key fob, and it’s a lot simpler than you would think. A little flat-tipped screwdriver and a fresh battery are all you’ll need.

Will dead battery in key fob cause car not to start?

8. The battery in the key fob has died. If you have a car that you can start without taking the fob out of your pocket, the fob has a battery that communicates with your vehicle when you’re near enough. If the fob battery dies, your car will no longer recognize you and will refuse to start.

How long do key fob batteries last?

between the ages of three and four

What happens if key fob battery dies?

Nothing will happen if your key fob fails while you’re driving. Because the key fob is solely an unlocking and starting device, the automobile will continue to run. The ability of the key fob to control the ignition or engine once the automobile is moving is nil.

How long will my key fob last on low battery?

A smart key fob with a low battery can last up to 2 to 3 years, whereas a normal key fob with a low battery may last up to 4 to 6 years.

How do you program a Prius key fob?

Answer supplied by Unlock and unlock the driver’s door. Within five seconds, insert the key fob into the dash key slot twice. Close and then reopen the driver’s door. Replace the key fob and insert it again. The driver’s door should be closed and opened twice. Replace the key fob and leave it.

Why is my car key battery draining so fast?

Why is my key fob’s battery draining so quickly? A malfunctioning or low-quality battery is one of the most prevalent causes of key fob battery failure. If the battery on your key fob is more than a few years old, it’s probably time to replace it.

Why does my key fob not work after replacing car battery?

To open the key fob and inspect for damaged contacts or misaligned buttons, you may use basic tools. Replace the automobile key fob if that doesn’t work. Another reason your vehicle remote may not function after replacing the battery is the lock. Check for these symptoms to see whether the lock or vehicle door has become faulty.

Can you steal a Prius without the key?

The vehicle cannot be operated without the key, since the engine and steering wheel are both locked. In reality, the Prius has only been stolen once by somebody who left their keys in the vehicle or out in the open.

How do I start my Prius with low battery?

The Steps to Jumpstarting a Prius Battery Look beneath the hood of your automobile for the fuse box cover. The jump start terminal is located there. Connect the positive terminal in your automobile to the red positive jumper wire. Connect the second red positive wire to the helping vehicle’s positive battery terminal.

How far can a Prius go without the key?

As a result, the Prius may go at least 40 miles without a key fob if the engine is already running when the key is removed.

How can I start my Toyota without key fob?

The Smart Key has a mechanical key that opens the driver’s door. Hold the Smart Key next to the START button and depress it once you’ve entered the car. The engine will most likely start as a result of this.

How can I start my car without a key fob?

If you’ve misplaced all of your key fobs, the only option is to use a phone app to remotely unlock and start the car. If it doesn’t work, you’ll need to get a new key.

How do I program my 2011 Prius key fob?

Door Lock/Unlock Programming Open the unlocked driver’s door on your Prius. Within five seconds, insert and withdraw the current fob from the dashboard slot twice. Remove the old fob after closing and opening the driver’s door twice. Once again, insert and remove the old fob. The driver’s door should be closed and opened twice more.


The “prius key battery low” is a question that has been asked before. There are many ways to replace the battery in your Prius Key.

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