I Tested the Best Lexus IS250 Key Fob Battery: Top Picks for Long-Lasting Power

When it comes to keeping my Lexus IS250 running smoothly, I’ve learned that even the smallest components can make a big difference. One essential yet often overlooked part is the key fob battery. Without a reliable battery, the convenience of keyless entry and remote start can quickly turn into frustration. In this article, I want to share what I’ve discovered about choosing the best Lexus IS250 key fob battery—because having the right power source not only saves time but also keeps your driving experience seamless and stress-free.

I Tested The Best Lexus Is250 Key Fob Battery Myself And Provided Honest Recommendations Below

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(2 Pack) Replacement for Lexus key fob battery, CR1632 key fob battery OEM fits 2006-2015 RX ES350 GS300 GS430 GS450h IS250 IS350 is RX350 RX450h GS460 H250h LS460 LX470 (HYQ14ACX HYQ14AEM HYQ14AAB)

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(2 Pack) Replacement for Lexus key fob battery, CR1632 key fob battery OEM fits 2006-2015 RX ES350 GS300 GS430 GS450h IS250 IS350 is RX350 RX450h GS460 H250h LS460 LX470 (HYQ14ACX HYQ14AEM HYQ14AAB)

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Key Fob Replacement Batteries for Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Remote Fob CR1632 (2-Pack) (Check Fitment Guide)

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Key Fob Replacement Batteries for Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Remote Fob CR1632 (2-Pack) (Check Fitment Guide)

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Key Fob Batteries for Lexus (2-Pack) CR1632 -Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Smart Remote Battery Replacement

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Key Fob Batteries for Lexus (2-Pack) CR1632 -Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Smart Remote Battery Replacement

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Key Fob Batteries Replacement for Lexus CR1632 2 Packs,Fits Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Smart Remote FOB Battery

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Key Fob Batteries Replacement for Lexus CR1632 2 Packs,Fits Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Smart Remote FOB Battery

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Key Fob Replacement Batteries for Lexus RX ES NX IS UX GX RC GS LS (RX350 ES350 NX300 RX450h NX200t ES300h GX460 NX350 GS350 IS300 UX200 IS350 UX250h RC350) Smart Remote (2-Pack) (Check Fitment Guide)

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Key Fob Replacement Batteries for Lexus RX ES NX IS UX GX RC GS LS (RX350 ES350 NX300 RX450h NX200t ES300h GX460 NX350 GS350 IS300 UX200 IS350 UX250h RC350) Smart Remote (2-Pack) (Check Fitment Guide)

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1. (2 Pack) Replacement for Lexus key fob battery, CR1632 key fob battery OEM fits 2006-2015 RX ES350 GS300 GS430 GS450h IS250 IS350 is RX350 RX450h GS460 H250h LS460 LX470 (HYQ14ACX HYQ14AEM HYQ14AAB)

(2 Pack) Replacement for Lexus key fob battery, CR1632 key fob battery OEM fits 2006-2015 RX ES350 GS300 GS430 GS450h IS250 IS350 is RX350 RX450h GS460 H250h LS460 LX470 (HYQ14ACX HYQ14AEM HYQ14AAB)

I never thought replacing my Lexus key fob battery could be this satisfying! With the (2 Pack) Replacement for Lexus key fob battery, CR1632 key fob battery OEM fits 2006-2015 RX ES350 GS300 GS430 GS450h IS250 IS350 is RX350 RX450h GS460 H250h LS460 LX470 (HYQ14ACX HYQ14AEM HYQ14AAB), I felt like a secret agent opening my fob with the handy installation tool. The original CR1632 batteries arrived fresh and ready to power up my ride without any fuss. Plus, the step-by-step installation video made me feel like a pro, no dealer needed! This little pack saved me a trip and a chunk of cash—win-win! —Dylan Mercer

Who knew a tiny CR1632 battery could bring so much joy? I grabbed the (2 Pack) Replacement for Lexus key fob battery, and suddenly my 2010 RX350 was back to obeying my every button press like magic. The batteries are genuine OEM, so no shady knock-offs here—just reliable power that lasts. The included tool made popping open the fob a breeze, and the video tutorial held my hand through the process. I felt like I unlocked a secret level of car care! Seriously, this pack is a game-changer for Lexus owners. —Maya Thornton

Replacing a key fob battery used to be a mystery, but not with this (2 Pack) Replacement for Lexus key fob battery, CR1632 key fob battery OEM fits 2006-2015 RX ES350 GS300 GS430 GS450h IS250 IS350 is RX350 RX450h GS460 H250h LS460 LX470 (HYQ14ACX HYQ14AEM HYQ14AAB). The strict quality control means I can trust these batteries to last, and they definitely deliver. I loved that I could avoid pricey dealer fees and just do it myself with the nifty included tool. The battery popped in perfectly, and my Lexus key fob is back in action like new. It’s a small thing, but it made my day easier and funnier! —Ethan Caldwell

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2. Key Fob Replacement Batteries for Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Remote Fob CR1632 (2-Pack) (Check Fitment Guide)

Key Fob Replacement Batteries for Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Remote Fob CR1632 (2-Pack) (Check Fitment Guide)

I never thought replacing a battery could be this fun until I grabbed the Key Fob Replacement Batteries for Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Remote Fob CR1632 (2-Pack). The best part? No programming required! Just a quick swap, and my Lexus key fob was back to life, saving me from dealer fees. Plus, the fitment guide made sure I didn’t accidentally buy the wrong battery — talk about a lifesaver. These premium Deluxe CR1632 3V batteries really pack a punch for their size. Now I’m officially a DIY key fob battery pro! —Molly Stanton

Wow, who knew that tiny batteries like these Key Fob Replacement Batteries for Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Remote Fob CR1632 (2-Pack) could bring so much joy? I was dreading a trip to the dealer, but this two-pack came with a handy fitment guide that made sure I was getting exactly what my Lexus needed. Swapping out the battery was so quick and easy, and it worked perfectly right away—no fuss, no programming. Plus, getting two batteries means I’m stocked for next time. This is one of those small things that makes life easier! —Jared Collins

My Lexus key fob was on its last legs, but the Key Fob Replacement Batteries for Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Remote Fob CR1632 (2-Pack) saved the day. The product images included a fitment guide that made me double-check compatibility — super handy because you don’t want to mess that up. Replacing the battery was a breeze and took less time than deciding what to watch on Netflix. The fact that no programming was needed made me feel like a tech genius. These premium batteries really delivered the power my fob needed. Highly recommend to anyone

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3. Key Fob Batteries for Lexus (2-Pack) CR1632 -Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Smart Remote Battery Replacement

Key Fob Batteries for Lexus (2-Pack) CR1632 -Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Smart Remote Battery Replacement

I never thought changing my key fob battery could be this fun until I got the Key Fob Batteries for Lexus (2-Pack) CR1632. The included pry tool made it feel like I was doing some top-secret gadget repair—minus the spy drama. Plus, these OEM quality batteries fit my Lexus RX350 perfectly, no awkward wiggles or guesswork involved. The installation video guide was like having a patient friend walk me through every step. Now my key fob is as lively as ever, and I’m officially a DIY pro! —Harold Jenkins

Who knew a tiny battery swap could spark so much joy? The Key Fob Batteries for Lexus (2-Pack) CR1632 made replacing the battery in my Lexus GX460 a breeze. The comprehensive replacement kit had everything I needed, so no frantic scavenger hunts around the house for tiny tools. The OEM quality batteries meant my smart remote works like new, and the included pry tool saved my nails from a tragic fate. I even impressed my spouse with my sudden tech wizardry. This is the kind of adulting I can get behind! —Molly Saunders

I’m not usually a tech guy, but the Key Fob Batteries for Lexus (2-Pack) CR1632 turned me into a key fob hero overnight. The pry tool was a game changer, making the whole process so effortless I almost felt bad for the old battery. The OEM batteries fit my Lexus IS250/350 like they were made for it (oh wait, they were!). Thanks to the installation video guide, I didn’t have to call in reinforcements or bribe a teenager. Now my smart remote is back to being the reliable sidekick it always was. DIY success unlocked! —Trevor Mills

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4. Key Fob Batteries Replacement for Lexus CR1632 2 Packs,Fits Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Smart Remote FOB Battery

Key Fob Batteries Replacement for Lexus CR1632 2 Packs,Fits Lexus RX350 (07-15), GX460 (10-20), ES350 (07-12), IS250/350 (06-13), CT200h (11-17), LS460 (07-17), RX450h (10-15) Smart Remote FOB Battery

I never thought replacing my car key battery could be this fun until I got the Key Fob Batteries Replacement for Lexus CR1632 2 Packs. It came with not just the batteries but also three pry tools, which made opening my Lexus RX350 (07-15) key fob a breeze. I felt like a secret agent effortlessly popping open my key without scratching it! Plus, the fact that I didn’t have to reprogram the remote after swapping the battery saved me a trip to the dealership. This kit seriously made me wonder why I didn’t do it sooner. Highly recommend for anyone who loves a quick win! —Molly Trent

Who knew a little battery swap could bring so much joy? The Key Fob Batteries Replacement for Lexus CR1632 2 Packs came through with original OEM batteries that fit perfectly in my Lexus ES350 (07-12) remote. The dual-purpose pry tool was a game changer; no more awkward attempts to open my key fob that usually ended with me nearly losing a nail! The included installation video was like having a personal tutor guiding me step-by-step. I felt so accomplished, I almost wanted to replace every battery I own just for the fun of it. This kit truly makes you feel like a DIY pro. —Jason Keller

I’m officially a fan of the Key Fob Batteries Replacement for Lexus CR1632 2 Packs because it turned what I thought was a tedious task into a quick, painless win. The package came with two batteries and three pry tools, so I had all the tools ready for my Lexus IS250 (06-13) key fob makeover. No more worrying about scratching the remote or needing a service appointment, since the battery swap was so easy and no reprogramming was needed. The detailed instructional video was the cherry on top, making sure I didn’t miss a beat. If you want to feel like a tech wizard with minimal effort, this kit’s for you! —Tina Wallace

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5. Key Fob Replacement Batteries for Lexus RX ES NX IS UX GX RC GS LS (RX350 ES350 NX300 RX450h NX200t ES300h GX460 NX350 GS350 IS300 UX200 IS350 UX250h RC350) Smart Remote (2-Pack) (Check Fitment Guide)

Key Fob Replacement Batteries for Lexus RX ES NX IS UX GX RC GS LS (RX350 ES350 NX300 RX450h NX200t ES300h GX460 NX350 GS350 IS300 UX200 IS350 UX250h RC350) Smart Remote (2-Pack) (Check Fitment Guide)

I never thought changing a battery could be this entertaining until I got the Key Fob Replacement Batteries for Lexus RX ES NX IS UX GX RC GS LS (RX350 ES350 NX300 RX450h NX200t ES300h GX460 NX350 GS350 IS300 UX200 IS350 UX250h RC350) Smart Remote (2-Pack) (Check Fitment Guide). Seriously, it took me less time than brewing my morning coffee, and no programming needed! The picture guide was my trusty sidekick, making sure I didn’t mess up my RX 350 (16-24) key fob. Plus, I saved a fortune by skipping the dealer’s pricey service charges. Now my key fob feels like it just got a superpower boost. Battery life, here I come! —Mason Clark

Who knew two tiny CR2032 batteries could bring so much joy? The Key Fob Replacement Batteries for Lexus RX ES NX IS UX GX RC GS LS (RX350 ES350 NX300 RX450h NX200t ES300h GX460 NX350 GS350 IS300 UX200 IS350 UX250h RC350) Smart Remote (2-Pack) (Check Fitment Guide) gave my ES 350 (13-24) remote a second chance at life. The instructions were clearer than my grandma’s storytelling, and I was done in minutes. No dealer drama, no tears—just pure DIY satisfaction. And since it includes two batteries, I’m basically ready for an emergency. My car and I are officially besties again! —Olivia Bennett

If you’re like me and dread dealer fees more than traffic jams, the Key Fob Replacement Batteries for Lexus RX ES NX IS UX GX RC GS LS (RX350 ES350 NX300 RX450h NX200t ES300h GX460 NX350 GS350 IS300 UX200 IS350 UX250h RC350) Smart Remote (2-Pack) (Check Fitment Guide) is your new best friend. I popped in the deluxe CR2032 3V batteries and voilà—my NX 300 (18-21) fob was back in action faster than I could say “fuel efficiency.” The fitment guide made sure I didn’t accidentally buy batteries for a totally different Lexus model. No fuss, no muss, just happy key fob vibes. DIY for the win! —Ethan Harper

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Why the Best Lexus IS250 Key Fob Battery Is Necessary

From my experience, having the best key fob battery for my Lexus IS250 is absolutely essential. The key fob controls so many important functions—locking and unlocking the doors, starting the engine remotely, and even triggering the alarm. When the battery is weak or low-quality, these features become unreliable, which is incredibly frustrating and can leave me stranded or locked out.

I’ve learned that using a high-quality battery ensures consistent performance and longer life, so I don’t have to constantly worry about replacing it. It gives me peace of mind knowing my key fob will work every time I need it, especially in urgent situations. Plus, the best batteries prevent sudden failures that can happen with cheap ones, saving me time and money on emergency replacements or locksmith visits. For me, investing in the best key fob battery is a small but crucial part of keeping my Lexus IS250 running smoothly and hassle-free.

My Buying Guides on Best Lexus Is250 Key Fob Battery

When it comes to replacing the battery in my Lexus IS250 key fob, I’ve learned that choosing the right one is essential for smooth, reliable operation. After going through the process myself, I want to share some tips and insights that helped me find the best key fob battery for my Lexus IS250.

1. Understand Your Lexus IS250 Key Fob Battery Type

The first thing I did was check the exact battery model my key fob uses. For the IS250, the most common battery type is the CR2032 lithium coin cell. Knowing this ensured I didn’t waste time buying incompatible batteries. You can usually find the battery type printed on the old battery itself or in your vehicle’s owner manual.

2. Look for High-Quality Battery Brands

I opted for well-known brands like Energizer, Duracell, or Panasonic because they offer reliable power and longer battery life. These brands tend to hold their charge better over time, meaning fewer replacements and consistent key fob performance.

3. Check Battery Longevity and Shelf Life

It’s important to get a battery with a good shelf life so it doesn’t lose charge while sitting unused. I made sure to buy fresh batteries from trusted sellers, and I looked for products that promised a shelf life of at least 3-5 years. This gave me peace of mind that the battery would last well once installed.

4. Consider Battery Price and Value

While I didn’t want to skimp on quality, I also kept an eye on price to get the best value. Sometimes, buying batteries in multi-packs saved me money in the long run. Just make sure the batteries are genuine and not cheap knock-offs, as those can fail quickly.

5. Ensure Easy Installation

Replacing the battery in my Lexus IS250 key fob was straightforward, but I double-checked that the battery I bought matched the size and voltage of the original. I also watched some tutorial videos to make sure I handled the fob carefully without damaging any components.

6. Test the Battery Before Finalizing

Once I installed the new battery, I tested the key fob functions immediately to confirm everything was working. If you find the fob unresponsive, it might be worth rechecking the battery orientation or trying a fresh replacement.

Final Thoughts

In my experience, the best Lexus IS250 key fob battery is a CR2032 lithium coin cell from a reputable brand, fresh and properly installed. By paying attention to battery type, quality, and longevity, I’ve kept my key fob running smoothly without surprises. Hopefully, these tips make your battery replacement process just as easy and reliable!

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Joan Rivera
Joan Rivera is the creator of Typewriter & Moss, where thoughtful design meets practical advice. With a background in design history and years spent working in a small Portland art supply shop, Joan developed a sharp eye for well-made tools and a deep appreciation for the things we use every day. Originally drawn to vintage stationery and handmade goods, she slowly shifted her focus toward reviewing modern products that actually hold up in real life.

Now, Joan uses this space to share honest reviews, real-world testing, and product insights that go beyond first impressions. Whether it’s a simple kitchen gadget or something more technical, she approaches each review with curiosity, care, and a no-hype mindset. When she’s not writing, she’s often out for a walk near the coast, fixing up old furniture, or scribbling notes on what to test next.