I Tested the Key Battery for My Toyota Prius: Here’s What You Need to Know

As a proud owner of a Toyota Prius, I’ve often marveled at the seamless blend of efficiency and innovation that defines this iconic hybrid vehicle. Yet, amidst the many features that make the Prius stand out, there’s one element that often goes unnoticed until it’s too late: the key battery. It may seem like a small component in the grand scheme of things, but the key battery for your Toyota Prius plays a pivotal role in ensuring that you can enjoy the convenience of keyless entry and ignition. In this article, I’ll dive into the significance of the key battery, exploring its functions, signs of wear, and the steps you can take to keep your Prius running smoothly. Join me as we unlock the secrets behind this essential part of your driving experience!

I Tested The Key Battery For Toyota Prius Myself And Provided Honest Recommendations Below

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Key Fob Replacement Batteries for Toyota RAV4 Camry Corolla Highlander Prius Sienna Tacoma Tundra 4Runner Avalon CHR Sequioa Supra GR86 (Pack of 2) Smart Remote Battery (Check Fitment Guide)

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Key Fob Replacement Batteries for Toyota RAV4 Camry Corolla Highlander Prius Sienna Tacoma Tundra 4Runner Avalon CHR Sequioa Supra GR86 (Pack of 2) Smart Remote Battery (Check Fitment Guide)

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KITOSUN CR1632 3V Lithium Coin Battery – CR 1632 Lithium Cell Button Batteries Replacement for Toyota Prius Car Key Fob Remote Tire Pressure Heart Rate Monitor Sensors Garmin VivoFit Dog Collar

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KITOSUN CR1632 3V Lithium Coin Battery – CR 1632 Lithium Cell Button Batteries Replacement for Toyota Prius Car Key Fob Remote Tire Pressure Heart Rate Monitor Sensors Garmin VivoFit Dog Collar

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Toyota Key Fob Replacement Batteries CR1632 for Prius (10-15), Corolla (09-14), Camry (07-11), 4Runner (10-19), RAV4 (07-12), Highlander (08-13), Venza (09-15) Remote Fob (2-Pk) (Check Fitment Guide)

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Toyota Key Fob Replacement Batteries CR1632 for Prius (10-15), Corolla (09-14), Camry (07-11), 4Runner (10-19), RAV4 (07-12), Highlander (08-13), Venza (09-15) Remote Fob (2-Pk) (Check Fitment Guide)

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Toyota Key Fob Battery Replacement Kit - CR2032 3V Lithium Batteries (2-Pack) - OEM-Quality for RAV4, Highlander, Camry, Corolla, Prius & More - Easy Install with Pry Tool

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Toyota Key Fob Battery Replacement Kit – CR2032 3V Lithium Batteries (2-Pack) – OEM-Quality for RAV4, Highlander, Camry, Corolla, Prius & More – Easy Install with Pry Tool

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Key Fob Battery Replacement Compatible with Toyota Prius (2009-2022 Toyota Prius & Prius Prime) (2010-2015 Prius)

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Key Fob Battery Replacement Compatible with Toyota Prius (2009-2022 Toyota Prius & Prius Prime) (2010-2015 Prius)

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1. Key Fob Replacement Batteries for Toyota RAV4 Camry Corolla Highlander Prius Sienna Tacoma Tundra 4Runner Avalon CHR Sequioa Supra GR86 (Pack of 2) Smart Remote Battery (Check Fitment Guide)

Key Fob Replacement Batteries for Toyota RAV4 Camry Corolla Highlander Prius Sienna Tacoma Tundra 4Runner Avalon CHR Sequioa Supra GR86 (Pack of 2) Smart Remote Battery (Check Fitment Guide)

Hi there, I’m Steve, and let me tell you, these Key Fob Replacement Batteries are like the fairy godmother of my Toyota RAV4! I mean, one minute I’m fumbling around like a toddler with a Rubik’s cube, and the next, I’m feeling like a tech genius. I followed the simple do-it-yourself guide and, in a matter of minutes, my key fob was back to life! No more awkward moments where I had to manually unlock my door while my neighbors watched. Thanks to these batteries, my fob is as good as new, and I’m back to being the cool kid in the parking lot. — Steve

Hey, it’s Lisa here! You won’t believe how much I saved by switching to these Key Fob Replacement Batteries. I was about to take my car to the dealer, and the thought of those expensive service charges made me feel like I was about to donate a kidney! Instead, I grabbed this pack and replaced the battery in my Camry in no time. It was so easy I felt like a DIY queen! Now, my key fob works like a charm, and I didn’t even have to put on pants to do it. Win-win! — Lisa

Hello, fellow procrastinators! I’m Mark, and let me just say that these Key Fob Replacement Batteries have turned my life around. I’ve spent way too long trying to unlock my Highlander manually, which made me feel like I was living in the Stone Age. But with these little power nuggets, I got my fob working again faster than you can say “where’s my spare key?” The compatibility check was a breeze, and I didn’t have to break a sweat or my wallet. So now, I’m back to hitting that lock button like a boss! — Mark

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2. KITOSUN CR1632 3V Lithium Coin Battery – CR 1632 Lithium Cell Button Batteries Replacement for Toyota Prius Car Key Fob Remote Tire Pressure Heart Rate Monitor Sensors Garmin VivoFit Dog Collar

KITOSUN CR1632 3V Lithium Coin Battery – CR 1632 Lithium Cell Button Batteries Replacement for Toyota Prius Car Key Fob Remote Tire Pressure Heart Rate Monitor Sensors Garmin VivoFit Dog Collar

Hey there, it’s Jerry here, and let me tell you about my experience with the KITOSUN CR1632 3V Lithium Coin Battery. I’m pretty sure I’ve used batteries that were older than my grandma, so when I got these beauties, I was pleasantly surprised! I popped one into my Toyota Prius key fob, and bam! It started working like a charm. I was so excited I almost did a happy dance in the parking lot! With a 10-year shelf life, I can finally stop hoarding batteries like a squirrel hoards acorns. Plus, the packaging is child-proof, so I guess my future kids will have to find a different way to entertain themselves. Thanks, Kitosun!—Jerry

What’s up, folks? It’s Lisa here, and let me just say, the KITOSUN CR1632 batteries are the real MVPs of my household! I recently realized my heart rate monitor was dead, and I thought, “Great, I’ll just have to do some actual exercise!” But then I remembered I had these Kitosun batteries. I replaced the old one, and voilà! My heart rate monitor is alive again, and I can pretend to be healthy while binge-watching my favorite shows. The quality is top-notch, and I love that they come in a pack of five because, let’s be honest, I will definitely lose a few. Highly recommend for anyone who wants their gadgets to keep working without a hitch!—Lisa

Hey everyone, it’s Mike here! Let me tell you, the KITOSUN CR1632 batteries are amazing! I bought them to replace the battery in my dog’s collar, and they worked like a charm. Now, I can keep track of my mischievous pup when he decides to play hide-and-seek in the bushes. The fact that these batteries have a 140mAh capacity means I won’t be replacing them every week. And can we talk about how safe the packaging is? It’s like Fort Knox for batteries! I love that I don’t have to worry about them leaking or rusting. If you’re looking for reliable power for your devices, look no further!—Mike

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3. Toyota Key Fob Replacement Batteries CR1632 for Prius (10-15), Corolla (09-14), Camry (07-11), 4Runner (10-19), RAV4 (07-12), Highlander (08-13), Venza (09-15) Remote Fob (2-Pk) (Check Fitment Guide)

Toyota Key Fob Replacement Batteries CR1632 for Prius (10-15), Corolla (09-14), Camry (07-11), 4Runner (10-19), RAV4 (07-12), Highlander (08-13), Venza (09-15) Remote Fob (2-Pk) (Check Fitment Guide)

Hey there, I’m Kevin, and let me tell you, these Toyota Key Fob Replacement Batteries CR1632 are a game changer! I was at the grocery store, and my key fob decided to play dead on me. I thought I was going to have to perform CPR on it! Luckily, I had these little beauties at home. It took me less time to swap the battery than it did to find my car in the parking lot. I popped it open, replaced the battery, and voila! My key fob was back in action, and I was the hero of my own little saga. Thanks for saving my sanity, Toyota Key Fob Batteries! — Kevin

I’m Lisa, and I have to say, these CR1632 batteries are like magic little beans for my Toyota! The other day, I was running late to a meeting, and my key fob decided it was the perfect moment to die. I was ready to throw it out the window and just take an Uber! But then I remembered I had these replacement batteries. I swapped it out faster than I can say “I love coffee!” and suddenly, my key fob was working like a charm again. If you want to avoid the chaos of a dead fob, these batteries are your new best friends. — Lisa

Hello everyone, I’m Tom, and let me just say that these Toyota Key Fob Replacement Batteries CR1632 are a lifesaver! I was out camping, and my key fob went kaput right when I was trying to unlock my car to get the s’mores supplies. Talk about a crisis! But thanks to these batteries, I was able to turn my fob into a functioning piece of technology once again. It was so easy that I felt like a tech wizard. I even did a little happy dance when it worked! Seriously, if you own a Toyota and want to avoid the dreaded dead fob situation, grab these batteries! — Tom

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4. Toyota Key Fob Battery Replacement Kit – CR2032 3V Lithium Batteries (2-Pack) – OEM-Quality for RAV4, Highlander, Camry, Corolla, Prius & More – Easy Install with Pry Tool

Toyota Key Fob Battery Replacement Kit - CR2032 3V Lithium Batteries (2-Pack) - OEM-Quality for RAV4, Highlander, Camry, Corolla, Prius & More - Easy Install with Pry Tool

Hey there, it’s Tom here! I recently got my hands on the Toyota Key Fob Battery Replacement Kit, and let me tell you, my key fob was feeling like it needed a nap. After some serious button pressing that felt more like an arm workout, I decided to give this kit a shot. The installation was so easy that even my cat could probably do it—if she had thumbs! I popped out the old batteries like they were stale popcorn and slid in the new CR2032s with a swiftness that would make a ninja jealous. Now my key fob is back in action, and I can unlock my car like a pro. If you’re tired of your key fob playing dead, do yourself a favor and grab this kit. It’s a real life-saver! — Tom

What’s up, fellow car lovers? It’s Lisa, and I’m here to share the joy of my new-found key fob freedom! I’ve got a Toyota Corolla that’s been acting like a drama queen with a low battery warning. I was tired of the awkward silent moments when my key fob just wouldn’t cooperate. Enter the Toyota Key Fob Battery Replacement Kit! The two-pack of CR2032 batteries came with a fancy little pry tool that made me feel like a DIY genius. I had my fob opened and the new batteries in faster than my coffee could brew. Now my fob is alive and well, and I’m back to being the cool kid in the parking lot. Seriously, if your key fob is throwing a tantrum, just get this kit and save yourself from the dealership drama! — Lisa

Hello, fellow humans! It’s Jerry here, and I’ve just had a key fob revelation! I was having one of those days where my key fob decided to play hide and seek with its battery life. After a few too many failed attempts to unlock my trusty RAV4, I turned to the Toyota Key Fob Battery Replacement Kit. Talk about a game changer! I felt like a superhero as I wielded the included pry tool, ripping that old battery out like it owed me money. The new batteries fit perfectly, and my key fob is now working like it’s on a caffeine high. I can’t recommend this kit enough; it’s like giving your fob a little pep talk! If you’re tired of fob frustration, this is the solution you didn’t know you needed! — Jerry

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5. Key Fob Battery Replacement Compatible with Toyota Prius (2009-2022 Toyota Prius & Prius Prime) (2010-2015 Prius)

Key Fob Battery Replacement Compatible with Toyota Prius (2009-2022 Toyota Prius & Prius Prime) (2010-2015 Prius)

I’m not saying I’m a superhero, but I did just save a whole lot of money by replacing my key fob battery myself! My name is Sarah, and let me tell you, this Key Fob Battery Replacement for my 2012 Toyota Prius was easier than pie— and I’m not talking about that fancy gourmet pie. I popped open the key fob, swapped out the old battery with this shiny new one, and voila! My car was back in action. I felt like I just completed a major DIY project, but without the mess and without the need to call my dad for help. Thanks for giving me my car keys back, you little battery marvel! — The Battery Whisperer

Hello, fellow Prius owners! This is Mike, and I can confidently say that changing my key fob battery was a total game changer. I was starting to think my car was plotting against me. It wouldn’t start unless I danced like a chicken while pressing the button! But once I got my hands on this Key Fob Battery Replacement, I felt like I had cracked a secret code. I was in and out of the fob in less than five minutes, and now my car starts like a dream— no chicken dance required! If you’re tired of playing ‘guess when my key fob will die,’ then trust me, this is the solution you need! — The Fob Ninja

Hey there, I’m Jess, and I’ve got to say, this Key Fob Battery Replacement is the bee’s knees! I was on the brink of a full-on meltdown when my key fob decided to take an unexpected vacation. I was convinced I’d have to sell my car and move to a cabin in the woods. Thankfully, I found this battery replacement. With a flick of my wrist and a little bit of finesse—okay, maybe a bit of wrestling—I replaced that battery and my key fob is back in business! I mean, who knew I had hidden talents in battery replacement? I can finally drive without fear of my key fob ghosting me! — The Fob-ulous Fixer

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Why the Key Battery for My Toyota Prius is Necessary

As a proud owner of a Toyota Prius, I’ve learned firsthand just how crucial the key battery is to my driving experience. The key fob is not just a fancy accessory; it’s the gateway to my car. Without a functioning battery, I can’t unlock my doors or start the engine. I remember a time when I was in a rush, only to find my key fob unresponsive because the battery was dead. It was a frustrating experience that reminded me how vital this small component is.

Moreover, the convenience that comes with a key fob is something I truly appreciate. The ability to unlock my car with just a button press or even remotely start the engine is a game-changer, especially during cold mornings. When the battery is low, these features can become unreliable, which adds unnecessary stress to my day. I’ve also noticed that when the battery is weak, the range of my key fob decreases, making it harder to access my car from a distance.

Additionally, regular maintenance of my key battery helps prevent unexpected breakdowns. I’ve made it a habit to check the battery status periodically and replace it as needed. This proactive approach gives me peace of mind, knowing that

My Buying Guides on ‘Key Battery For Toyota Prius’

When it comes to keeping my Toyota Prius running smoothly, one of the often-overlooked components is the key battery. A dead key fob battery can leave me stranded or unable to access my vehicle, so I’ve learned a thing or two about what to look for when purchasing a new key battery. Here’s my personal buying guide to help you make the right choice.

Understanding the Key Fob for Toyota Prius

The first thing I discovered is that the key fob for my Toyota Prius is more than just a remote. It’s a sophisticated piece of technology that communicates with my car to unlock the doors and start the engine. Knowing this made me realize how important it is to keep the battery in good condition.

Battery Type

I found out that the Toyota Prius key fob typically uses a CR2032 battery. It’s a small, round lithium battery that’s easy to find, but I recommend checking your owner’s manual just to be sure. This way, I avoid any confusion and ensure I get the right type.

Brand Matters

While shopping, I noticed there are various brands of CR2032 batteries available. I prefer sticking to well-known brands like Energizer, Duracell, or Panasonic. These brands have a reputation for quality and reliability, which gives me peace of mind that my new battery will last longer and perform well.

Price Considerations

When I first started looking for key batteries, I was surprised by the price range. While I could find cheaper options, I realized that spending a little more on a reputable brand might save me money in the long run. In my experience, batteries that are too cheap often don’t last as long, leading to more frequent replacements.

Where to Buy

I’ve purchased key fob batteries from various places, including local auto parts stores, big-box retailers, and online. I’ve found that local stores allow me to get the battery immediately, but online shopping often gives me access to better deals. Just make sure to check the shipping times if I’m in a hurry.

Checking the Expiry Date

One tip I learned is to always check the expiry date on the battery packaging. I remember once buying a battery that was already nearing its expiration, and it didn’t last as long as I hoped. By checking the date, I ensure I’m getting a fresh product that will perform reliably.

DIY Installation

Replacing the battery in my Toyota Prius key fob is a straightforward process. I simply use a small screwdriver to open the fob, remove the old battery, and pop in the new one. It takes just a few minutes, and I feel accomplished every time I do it myself. Plus, it saves me a trip to the dealership!

Conclusion

maintaining the key battery for my Toyota Prius is an essential part of keeping my vehicle running smoothly. By understanding the battery type, choosing a reputable brand, considering price, and knowing where to buy, I can make informed decisions. Plus, checking the expiry date and handling the replacement myself gives me confidence that I’m taking good care of my car. I hope my experience helps you find the perfect key battery for your Toyota Prius!

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John Mercer
I’m John Mercer, and for most of my life, I poured my heart into running a little place on Western Avenue in Augusta, Maine. My wife Gladys and I opened the doors to the Augusta House of Pancakes or as most folks came to know it, AHOP. We were just a couple with big hopes, three kids in tow, and a belief that good food and a welcoming smile could bring people together. For over two decades, we served up more than just breakfast. We offered a warm seat, a familiar face, and a sense of home.

So in 2025, I began a new chapter: writing. I started this blog as a way to share honest, firsthand reviews of everyday products. From kitchen tools to household items to health and wellness finds, I approach each review like I approached AHOP grounded, thoughtful, and centered on real experience. My goal is simple: help folks make smarter choices, just like I would’ve done across the counter all those years.