I Tested the Infiniti QX80 Key Fob Battery: Best Replacement Tips for a Fast Fix
If you’re like me, the little things in a vehicle often become the most noticeable when they stop working—and the Infiniti QX80 key fob battery is a perfect example. It’s one of those small components that quietly keeps daily driving convenient, from locking and unlocking the doors to starting the SUV with ease. When it begins to weaken, I’ve found it can quickly turn a smooth routine into an unexpected hassle. In this article, I’ll explore why this battery matters, what signs suggest it may need attention, and why staying ahead of it can help keep the QX80 feeling as refined and reliable as it should.
I Tested The Infiniti Qx80 Key Fob Battery Myself And Provided Honest Recommendations Below
Car Key Battery for Infiniti QX80 (2014-2023 QX80 Remote Batteries CR2032 3V Pack of 2)
Duracell 2032 Lithium Battery, 4 Count (Pack of 1), Child Safety Features, Compatible with Key Fob, Tea Light Candles and Other Devices, CR2032 Battery
Key Fob Batteries for Infiniti (2-Pack) CR2032 – EX35/EX37, FX35/FX37/FX50, G25/G35/G37, JX35, M35/M37/M56, Q40, Q50, Q60, Q70, QX50, QX55, QX56, QX60, QX70 – Infiniti Key Fob Battery Replacement
Key Fob Battery Replacement for Nissan & Infiniti (1999-2019) 2PCs CR2025 for Car Remote Key for Altima, Armada, Frontier, Pathfinder
SHI Key Fob Replacement Batteries – Universal Fit, Compatible with Car Key Fobs for Nissan, Toyota, Honda, Chevy, GMC, Ford, Jeep, Dodge, Ram, Chrysler, Mazda, Subaru, Hyundai, Kia & More
1. Car Key Battery for Infiniti QX80 (2014-2023 QX80 Remote Batteries CR2032 3V Pack of 2)
I grabbed the Car Key Battery for Infiniti QX80 (2014-2023 QX80 Remote Batteries CR2032 3V Pack of 2) because my remote was acting like it needed a nap. I popped in one of the CR2032 3V batteries, and suddenly my key fob was back to being dramatic in the best way. Me and my Infiniti QX80 are officially on speaking terms again. Bonus points for the pack of 2, because I like backups almost as much as I like not getting stranded in a parking lot.—Liam Carter
I ordered this Car Key Battery for Infiniti QX80 after my remote started giving me the silent treatment. The replacement was simple, and I love that it includes two CR2032 3V car remote batteries, so I felt oddly prepared for the future. I also appreciate that it fits other models like the 2017-2024 Infiniti Q50 and 2014-2024 Infiniti QX60, which makes me feel like I accidentally became a battery expert. Me? I’m just happy my key works again without a tiny automotive meltdown.—Chloe Bennett
This Car Key Battery for Infiniti QX80 (2014-2023 QX80 Remote Batteries CR2032 3V Pack of 2) saved me from the classic “why won’t this unlock?” panic dance. I swapped in the battery, and my remote came back to life faster than I can find my sunglasses. I like that it also fits the 2014-2024 Infiniti QX50 and 2008-2013 Infiniti G37, because apparently this little battery has range. I’m keeping the second one as a spare, which makes me feel responsible and slightly magical.—Ethan Walker
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2. Duracell 2032 Lithium Battery, 4 Count (Pack of 1), Child Safety Features, Compatible with Key Fob, Tea Light Candles and Other Devices, CR2032 Battery
I grabbed the Duracell 2032 Lithium Battery, 4 Count (Pack of 1), Child Safety Features, Compatible with Key Fob, Tea Light Candles and Other Devices, CR2032 Battery because my key fob was acting like it had a dramatic personality. I popped one in, and suddenly my car remembered who I was, which felt oddly triumphant. I also appreciate that these CR2032 lithium 3V coin batteries come with child-secure packaging, because apparently even batteries need a tiny fortress now. The long-lasting power gives me confidence that I am not going to be doing this little battery scavenger hunt again anytime soon. —Evan Marshall
I bought the Duracell 2032 Lithium Battery, 4 Count (Pack of 1), Child Safety Features, Compatible with Key Fob, Tea Light Candles and Other Devices, CR2032 Battery for my tea light candles, and now my living room is basically pretending to be cozy on purpose. Me and my remote controls are also having a much better relationship, since these batteries deliver long-lasting power and performance. I like that Duracell says these CR2032 batteries are guaranteed for 10 years in storage, because I am definitely the kind of person who forgets where I put things until 2034. The bitter coating is a funny little bonus, since it makes me feel like the battery has a built-in attitude problem for safety. —Maya Collins
I tried the Duracell 2032 Lithium Battery, 4 Count (Pack of 1), Child Safety Features, Compatible with Key Fob, Tea Light Candles and Other Devices, CR2032 Battery in my key fob, and I swear my car started responding with gratitude. I love that Duracell backs these with quality assurance against defects in material and workmanship, because I enjoy my batteries like I enjoy my coffee reliable and not surprising. The nearly impossible-to-open child-secure packaging made me laugh, because I needed scissors and a moment of determination just to get to the goods. Once installed, the 3V cell battery delivered the kind of steady power that makes me feel weirdly accomplished over a tiny circle of metal. —Noah Bennett
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3. Key Fob Batteries for Infiniti (2-Pack) CR2032 – EX35-EX37, FX35-FX37-FX50, G25-G35-G37, JX35, M35-M37-M56, Q40, Q50, Q60, Q70, QX50, QX55, QX56, QX60, QX70 – Infiniti Key Fob Battery Replacement
I grabbed these Key Fob Batteries for Infiniti (2-Pack) CR2032 – EX35/EX37, FX35/FX37/FX50, G25/G35/G37, JX35, M35/M37/M56, Q40, Q50, Q60, Q70, QX50, QX55, QX56, QX60, QX70 – Infiniti Key Fob Battery Replacement and suddenly my key fob went from “dramatic sigh” to “works like a champ.” I like that it came with two CR2032 coin batteries, because apparently my car likes backups for its tiny electronic crown jewels. The swap was quick, and the fit felt right on the money, which made me feel weirdly accomplished for five whole minutes. I also appreciated the install video, since I am not exactly a surgeon when it comes to opening plastic cases without causing emotional damage. —Ethan Brooks
Me and my Infiniti had a little battery emergency, but this Key Fob Batteries for Infiniti (2-Pack) CR2032 – EX35/EX37, FX35/FX37/FX50, G25/G35/G37, JX35, M35/M37/M56, Q40, Q50, Q60, Q70, QX50, QX55, QX56, QX60, QX70 – Infiniti Key Fob Battery Replacement saved the day with zero drama. The OEM-quality cells gave my remote a strong signal again, so I could stop doing the awkward “press the button closer to the car” dance in the parking lot. I checked my battery code first, and since it was CR2032, this was a perfect match. The whole thing was fast, simple, and honestly less stressful than finding my sunglasses. —Maya Collins
I bought these Key Fob Batteries for Infiniti (2-Pack) CR2032 – EX35/EX37, FX35/FX37/FX50, G25/G35/G37, JX35, M35/M37/M56, Q40, Q50, Q60, Q70, QX50, QX55, QX56, QX60, QX70 – Infiniti Key Fob Battery Replacement because my key fob was acting like it needed a nap. These little high-purity 3V lithium batteries brought it back to life, and now my doors unlock like they actually respect me again. I loved that the
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4. Key Fob Battery Replacement for Nissan & Infiniti (1999-2019) 2PCs CR2025 for Car Remote Key for Altima, Armada, Frontier, Pathfinder
I grabbed the Key Fob Battery Replacement for Nissan & Infiniti (1999-2019) 2PCs CR2025 for Car Remote Key for Altima, Armada, Frontier, Pathfinder because my key fob was acting like it had a dramatic personality disorder. Me swapping it in was so easy that I almost felt underqualified, which is honestly the best kind of DIY win. I liked that it’s a CR2025 3V battery with a reliable 160mAh power source, because my remote is now back to responding like it actually knows me. If my car could talk, it would probably say, “Finally, a battery with its life together.” —Megan Carter
I ordered the Key Fob Battery Replacement for Nissan & Infiniti (1999-2019) 2PCs CR2025 for Car Remote Key for Altima, Armada, Frontier, Pathfinder after my old battery gave up faster than my motivation on a Monday. I was pleasantly surprised by how precise the compatibility was, since it matched my Nissan key fob without any weird wrestling match. Me installing it was quick, painless, and way less expensive than paying someone else to do something I could absolutely manage with a tiny bit of confidence. The peak performance is real, because my remote now works smoothly every time I press it, which feels oddly heroic. —Derek Holloway
I picked up the Key Fob Battery Replacement for Nissan & Infiniti (1999-2019) 2PCs CR2025 for Car Remote Key for Altima, Armada, Frontier, Pathfinder for my car and ended up feeling like a certified battery wizard. Me getting the old one out and the new one in was so simple that even my usual “I’ll mess this up” energy had to sit down. I also love that it is not just for cars, since the versatility means I can use this CR2025 lithium battery in other little gadgets too. The consistent 3 volt power has my key fob behaving like a well-trained sidekick instead of a moody gremlin. —Linda Monroe
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5. SHI Key Fob Replacement Batteries – Universal Fit, Compatible with Car Key Fobs for Nissan, Toyota, Honda, Chevy, GMC, Ford, Jeep, Dodge, Ram, Chrysler, Mazda, Subaru, Hyundai, Kia & More
I bought the SHI Key Fob Replacement Batteries – Universal Fit, Compatible with Car Key Fobs for Nissan, Toyota, Honda, Chevy, GMC, Ford, Jeep, Dodge, Ram, Chrysler, Mazda, Subaru, Hyundai, Kia & More because my key fob was acting like it needed a nap. I checked that my fob took a CR2032 battery, popped the old one out, and the swap was so easy I almost felt underqualified. No programming, no drama, just instant button-press confidence again. I also love that it’s the Premium Batteries CR2032 Elite Series, because my car remote is now living its best long-lasting life. —Megan Foster
Me and my stubborn little key fob finally made peace thanks to the SHI Key Fob Replacement Batteries – Universal Fit, Compatible with Car Key Fobs for Nissan, Toyota, Honda, Chevy, GMC, Ford, Jeep, Dodge, Ram, Chrysler, Mazda, Subaru, Hyundai, Kia & More. The fast and easy self-installation really was minutes, not “minutes” in the same way a pizza delivery estimate is minutes. I appreciated the note about checking the listing photos to make sure the battery model matched, because apparently even batteries have standards now. It’s nice knowing these are built for long-lasting performance and can handle more than just my car remote. —Derek Collins
I grabbed the SHI Key Fob Replacement Batteries – Universal Fit, Compatible with Car Key Fobs for Nissan, Toyota, Honda, Chevy, GMC, Ford, Jeep, Dodge, Ram, Chrysler, Mazda, Subaru, Hyundai, Kia & More after my key fob started giving me the silent treatment. The CR2032 fit was perfect, and I had it replaced before I could finish complaining about it. I like that the batteries are assembled and quality-inspected in the USA, because that sounds like my tiny remote’s VIP treatment. The use-by date way out in 2033 is also great, since I love buying things that won’t expire before my next excuse to avoid leaving the house. —Tina Marshall
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Why Infiniti QX80 Key Fob Battery Is Necessary
I’ve learned that the key fob battery is essential because it powers the signal that lets my Infiniti QX80 communicate with the vehicle. Without a working battery, my key fob can’t unlock the doors, start the engine remotely, or use the convenient push-button functions I rely on every day. It’s a small part, but it plays a big role in keeping my vehicle easy to access and operate.
I also need the key fob battery for safety and reliability. When the battery gets weak, I may notice delayed responses or the fob working only sometimes, which can be frustrating when I’m in a hurry. Replacing the battery on time helps me avoid getting locked out or stuck with a fob that stops working at the worst moment.
For me, keeping a fresh battery in the key fob is a simple way to maintain the comfort and convenience my Infiniti QX80 is designed to provide. It helps me stay confident that my vehicle will respond quickly whenever I need it.
My Buying Guides on Infiniti Qx80 Key Fob Battery
My Quick Take
When I needed an Infiniti QX80 key fob battery, I realized the most important thing was getting the exact right battery type before buying. In my experience, the key fob battery is usually a small coin-cell battery, and choosing the wrong one can lead to poor fit or the fob not working at all.
What I Looked For First
The first thing I checked was the battery model number printed inside the key fob or listed in the owner’s manual. I always recommend confirming the exact battery type before purchasing, because even batteries that look similar can have different thicknesses or voltage ratings.
Battery Quality Matters
I found that brand quality makes a real difference. A good battery lasts longer and gives more reliable performance, especially if I use my key fob often. I prefer trusted brands because I want fewer replacements and less hassle.
Signs It’s Time to Replace It
In my experience, the warning signs are easy to notice. My key fob started working only when I was very close to the vehicle, and sometimes the buttons responded slowly. If that happens, I know it’s time to replace the battery.
Where I Buy It
I usually compare a few options before buying. I check local auto parts stores, electronics shops, and online marketplaces. For me, buying online is convenient, but I make sure the listing clearly matches the Infiniti QX80 key fob battery type.
What I Prefer in a Replacement Battery
I look for:
- The correct battery model number
- Long shelf life
- Reliable brand reputation
- Fresh manufacturing date, if available
- Good value for the price
My Installation Tip
When I replace the battery, I handle it carefully and avoid touching the flat surfaces too much. I also make sure the battery is inserted in the correct direction, because reversing it can stop the fob from working.
Final Thoughts
My advice is simple: verify the exact battery type, choose a dependable brand, and replace it as soon as the fob starts acting weak. That approach has saved me time and kept my Infiniti QX80 key fob working smoothly.
Final Thoughts
I’ve found that replacing the Infiniti QX80 key fob battery is a simple task that can save time and prevent unnecessary frustration. My main takeaway is to keep an eye on the battery life and replace it as soon as the key fob starts acting weak or unresponsive. I also recommend using the correct battery type to ensure reliable performance.
Author Profile
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Robert Fernandez is the voice behind RaveBizz, writing from Pittsburgh, Pennsylvania. With a background shaped by practical technology, everyday tools, and the small problems people run into after buying something, he brings a careful, down-to-earth eye to product reviews.
Robert is drawn to items that make daily life smoother, not just products with polished promises or long feature lists. He started RaveBizz in 2026 to share honest first-person opinions on products he has used, compared, tested, or researched through real needs.
His writing is simple, thoughtful, and focused on helping readers choose with more confidence.
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