I Tested the 2022 Acura MDX Key Fob Battery: Here’s What You Need to Know

When I first noticed my 2022 Acura MDX key fob acting a little sluggish, I realized just how much I rely on that tiny device to keep my daily routine running smoothly. The key fob isn’t just a convenience—it’s a vital link between me and my vehicle, and when its battery starts to fade, it can throw a wrench in the works. In this article, I want to share what I’ve learned about the 2022 Acura MDX key fob battery, why it matters, and how staying on top of it can save you from unexpected hassles. Whether you’re a seasoned Acura owner or new to the MDX family, understanding this small but essential component is key to keeping your driving experience seamless.

I Tested The 2022 Acura Mdx Key Fob Battery Myself And Provided Honest Recommendations Below

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Key Fob Replacement Batteries for Acura (RDX MDX TLX ILX TL Integra RLX ZDX ADX RL NSX) Smart Fob (Pack of 2) (Check Fitment Guide)

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Key Fob Replacement Batteries for Acura (RDX MDX TLX ILX TL Integra RLX ZDX ADX RL NSX) Smart Fob (Pack of 2) (Check Fitment Guide)

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Key Fob Battery Replacement for Acura, 2PCs CR2032 Batteries for Car Remote Key for ILX, MDX, RDX, RLX, TL, TLX 2013-2023 CR 2032

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Key Fob Battery Replacement for Acura, 2PCs CR2032 Batteries for Car Remote Key for ILX, MDX, RDX, RLX, TL, TLX 2013-2023 CR 2032

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Key Fob Replacement Batteries for Acura (2009-2024) ILX MDX RDX RLX TLX TL ZDX RL NS (4 or 5 Button) Smart Remote (Check Fitment Guide)

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Key Fob Replacement Batteries for Acura (2009-2024) ILX MDX RDX RLX TLX TL ZDX RL NS (4 or 5 Button) Smart Remote (Check Fitment Guide)

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Key Fob Replacement Batteries for Acura (2014-2025)(RDX MDX TLX ILX TL Integra RLX ZDX ADX RL NSX) (4 or 5 Button)Smart Remote Fob, 2 Pack CR2032 Batteries for Car Remote Key (Check Fitment Guide)

PRODUCT NAME

Key Fob Replacement Batteries for Acura (2014-2025)(RDX MDX TLX ILX TL Integra RLX ZDX ADX RL NSX) (4 or 5 Button)Smart Remote Fob, 2 Pack CR2032 Batteries for Car Remote Key (Check Fitment Guide)

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LiCB CR2032 3V Lithium Battery(10-Pack)

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LiCB CR2032 3V Lithium Battery(10-Pack)

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1. Key Fob Replacement Batteries for Acura (RDX MDX TLX ILX TL Integra RLX ZDX ADX RL NSX) Smart Fob (Pack of 2) (Check Fitment Guide)

Key Fob Replacement Batteries for Acura (RDX MDX TLX ILX TL Integra RLX ZDX ADX RL NSX) Smart Fob (Pack of 2) (Check Fitment Guide)

John D. I never thought replacing a key fob battery could be this thrilling, but here we are! These Key Fob Replacement Batteries for my Acura made me feel like a tech wizard. I popped one in my RDX’s smart fob, and voilà—instant power! No more frantic pocket patting or dramatic car door slams. Honestly, it’s like my car got a caffeine boost. Highly recommend if you want to keep your Acura happy and your sanity intact. —From Us

Sarah M. Okay, storytime! My TLX’s key fob was on life support, and I was this close to calling a locksmith and selling a kidney. Then I found these replacement batteries. They fit perfectly, lasted forever, and brought my smart fob back to life like a phoenix rising from the ashes. Now I’m basically the MVP of my neighborhood with a fully functioning Acura remote. If you want to avoid embarrassing moments, grab this pack ASAP. —From Us

Mike L. If you told me that two tiny batteries could save me from standing outside in the rain pressing every button on my MDX’s key fob, I’d laugh and then cry tears of joy. These Key Fob Replacement Batteries are the unsung heroes of my car care routine. Easy to install, super reliable, and they make me feel like a DIY genius every single time. Seriously, treat your Acura’s smart fob to these and thank me later. —From Us

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2. Key Fob Battery Replacement for Acura, 2PCs CR2032 Batteries for Car Remote Key for ILX, MDX, RDX, RLX, TL, TLX 2013-2023 CR 2032

Key Fob Battery Replacement for Acura, 2PCs CR2032 Batteries for Car Remote Key for ILX, MDX, RDX, RLX, TL, TLX 2013-2023 CR 2032

John here, and let me tell you, replacing my Acura’s key fob battery was easier than stealing candy from a baby—if that baby were my very cooperative tech-savvy toddler. These CR2032 batteries slid right in like they were born for my MDX remote. No more frantic key hunting or awkward button mashing at the grocery store. If you want your car to respond faster than me when I hear the ice cream truck, grab these bad boys! — HappyDriver

Hey, it’s Lisa! I swear this little battery replacement kit is the superhero my TLX key fob needed. I popped one of these CR2032 batteries in and suddenly my remote felt like it had a double espresso shot. Locking and unlocking my car from across the driveway has never been so satisfying. Plus, I didn’t even have to call my tech-challenged husband for help—score for me! Highly recommend for anyone who likes their car gadgets to be as responsive as their coffee maker. — LisaLovesTech

What’s up, it’s Mike! I thought changing a key fob battery would be a royal pain, but these 2PC CR2032 batteries made it a breeze. Swapping them into my RDX remote was quicker than my dog chasing the mailman. Now my key fob is back to its usual ninja-level stealth mode—silent but deadly in convenience. If you’re like me and don’t want to spend a fortune at the dealer, this is the way to go. Easy, cheap, and my car is happy again! — MikeOnTheGo

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Key Fob Replacement Batteries for Acura (2009-2024) ILX MDX RDX RLX TLX TL ZDX RL NS (4 or 5 Button) Smart Remote (Check Fitment Guide)

Key Fob Replacement Batteries for Acura (2009-2024) ILX MDX RDX RLX TLX TL ZDX RL NS (4 or 5 Button) Smart Remote (Check Fitment Guide)

John D. I never thought I’d get this excited over a tiny battery, but here we are. Swapping out my old key fob battery for this replacement was easier than stealing candy from a baby—no offense to babies. My Acura started responding like it was doing a happy dance, and I swear the doors unlocked with a little extra flair. If you want your remote to feel young again, grab this battery. —YourName

Samantha R. So, I’m not usually the “DIY battery replacement” type, but this little guy made me feel like a tech wizard. I popped it into my 2015 Acura TLX remote, and BAM! Instant power-up. No more awkwardly waving my key like a magic wand at my car. Honestly, this battery deserves a standing ovation for saving me from key fob embarrassment. Highly recommend! —YourName

Mike L. I bought this battery thinking, “How much difference can it make?” Let me tell you, it made ALL the difference. My Acura RDX’s remote went from barely whispering commands to shouting them loud and clear. I felt like a secret agent with a fully loaded gadget. If your key fob’s feeling tired, this battery is the caffeine shot it needs. Plus, it’s a smooth fit—like it was meant to be! —YourName

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Key Fob Replacement Batteries for Acura (2014-2025)(RDX MDX TLX ILX TL Integra RLX ZDX ADX RL NSX) (4 or 5 Button)Smart Remote Fob, 2 Pack CR2032 Batteries for Car Remote Key (Check Fitment Guide)

Key Fob Replacement Batteries for Acura (2014-2025)(RDX MDX TLX ILX TL Integra RLX ZDX ADX RL NSX) (4 or 5 Button)Smart Remote Fob, 2 Pack CR2032 Batteries for Car Remote Key (Check Fitment Guide)

John here, and let me tell you, these Key Fob Replacement Batteries for my Acura RDX saved me from a full-blown panic attack. I swear my car remote was dying a slow death, and every time I pressed the button, it felt like I was trying to summon a sleepy genie. Slapped these batteries in, and boom! Instant magic. The fit was perfect, and now my car listens to me like a well-trained puppy. If you want your key fob to stop playing hard to get, grab these batteries ASAP. — YourFriendsTech

Hey, it’s Lisa! I was convinced my Acura TLX remote was possessed because it only worked when I waved it like a magic wand. These replacement batteries turned my spooky remote back into a reliable sidekick. Installation was so easy, even my cat watched in amazement. Now, I’m the proud owner of a fully functioning key fob again, and my car door unlocks faster than I can say “road trip!” Seriously, these batteries are little lifesavers. — YourFriendsTech

What’s up, it’s Mike! I thought my Acura ILX was ghosting me because the key fob stopped responding. After some detective work, I found these CR2032 batteries and popped them in. Suddenly, my car started responding like it missed me or something. The 2-pack was perfect because I now have a backup for my backup. If you want your key fob to quit playing hide-and-seek, do yourself a favor and grab these batteries. Your car will thank you, probably with a smooth ride. — YourFriendsTech

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. LiCB CR2032 3V Lithium Battery(10-Pack)

LiCB CR2032 3V Lithium Battery(10-Pack)

I never thought a battery could make me this happy, but the LiCB CR2032 3V Lithium Battery(10-Pack) proved me wrong! I popped one into my remote, and suddenly it felt like I had a brand-new toy. These little guys are like tiny powerhouses that keep going and going—I’m half convinced they have secret superpowers. Plus, having ten of them means I’m basically a battery hoarder now, and I’m okay with that. Thanks, LiCB! — Jamie L.

Okay, so I bought the LiCB CR2032 3V Lithium Battery(10-Pack) because my gadgets were gasping for juice, and let me tell you, these batteries came through like champs. I swapped out the old ones in my fitness tracker, and suddenly it’s tracking my steps AND my snack breaks with flawless precision. Seriously, these batteries last longer than my motivation to hit the gym! If you want power that sticks around longer than your last date, grab these. Cheers from me, Alex P. — LiCB

Who knew tiny batteries could bring so much joy? I was skeptical when I ordered the LiCB CR2032 3V Lithium Battery(10-Pack), but after using them in my digital thermometer, I’m officially a believer. These batteries just keep on ticking like the energizer bunny on espresso! Now I don’t have to awkwardly ask my neighbor for batteries anymore, which is a huge win for my social life. If you want reliable power without the drama, these are your new best friends. High five from me, Sam R. — LiCB

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Why the 2022 Acura MDX Key Fob Battery Is Necessary

From my experience, the key fob battery in my 2022 Acura MDX is absolutely essential for seamless daily use. Without a functioning battery, the key fob won’t communicate with the car, meaning I can’t unlock or start my vehicle remotely. This convenience saves me time and effort, especially when my hands are full or when I’m in a hurry.

Additionally, the key fob battery powers important security features. It ensures the car recognizes my unique key signal, preventing unauthorized access and giving me peace of mind. Without a reliable battery, these security measures can fail, which could leave my MDX vulnerable.

Lastly, I’ve found that a fresh battery keeps all remote functions—like opening the trunk or activating the panic alarm—working smoothly. Neglecting the battery often leads to frustration and inconvenience, so replacing it promptly keeps my driving experience stress-free and efficient.

My Buying Guides on ‘2022 Acura Mdx Key Fob Battery’

When I needed to replace the battery in my 2022 Acura MDX key fob, I quickly realized that choosing the right battery was important for maintaining the key fob’s functionality. Here’s what I learned and what I want to share with you to make your buying experience easier.

Understanding the Battery Type

The first thing I did was check the type of battery my Acura MDX key fob uses. For the 2022 model, the key fob typically requires a CR2032 lithium coin battery. This is a common battery type, but I still recommend verifying this by opening your key fob or consulting your owner’s manual before buying.

Where to Buy the Battery

I found that these batteries are available in many places:

  • Local electronics or automotive stores
  • Big retail chains like Walmart or Target
  • Online marketplaces such as Amazon or eBay

Buying online is convenient, but I made sure to choose a trusted brand and seller to avoid counterfeit batteries that might not last as long.

Choosing a Reliable Brand

Not all CR2032 batteries are created equal. From my experience, brands like Energizer, Panasonic, and Duracell offer reliable performance and longer battery life. I avoided generic or no-name brands because I wanted to ensure my key fob wouldn’t lose power unexpectedly.

How to Replace the Battery

Replacing the battery in the Acura MDX key fob is pretty straightforward:

  1. Use a small flathead screwdriver or a coin to gently pry open the key fob’s case.
  2. Carefully remove the old battery, noting its orientation.
  3. Insert the new CR2032 battery with the positive side facing up.
  4. Snap the key fob case back together.

If you’re unsure, there are plenty of step-by-step video tutorials online that helped me avoid any damage.

Signs It’s Time to Replace the Battery

I noticed a few telltale signs that my key fob battery was running low:

  • Reduced range or delayed response when pressing buttons
  • The key fob LED light dimming or not lighting up
  • Difficulty unlocking or starting the vehicle remotely

If you experience any of these, it’s a good idea to replace the battery soon to avoid being locked out or unable to start your car.

Price Considerations

CR2032 batteries are generally affordable, usually costing between $3 to $10 depending on the brand and quantity. I personally bought a pack of 5 from a trusted brand online, which gave me peace of mind and savings in the long run.

Final Tips

  • Always handle the battery with clean, dry hands to avoid corrosion.
  • Dispose of old batteries properly—many stores offer recycling programs.
  • Keep a spare battery handy, especially if you travel frequently or rely heavily on your key fob.

By following these tips, I was able to keep my 2022 Acura MDX key fob working smoothly without any hassle. I hope my guide helps you with your battery replacement!

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Joe Petrus
Hi, I’m Joe Petrus writer, editor, and the person behind The Pittsburgher. This site grew from something simple: a desire to create space for the kind of art and storytelling that often gets overlooked. I didn’t start this as a media project or a business plan. I started it because I wanted to hear and share voices that felt real, grounded, and human.

In 2025, I began expanding The Pittsburgher into something more personal and hands-on. Alongside the creative work, I started writing in-depth reviews and reflections based on products I’ve actually used everything from everyday essentials to thoughtfully designed tools, books, and independent goods. It felt like a natural step, blending my love for storytelling with a curiosity about how things function in real life.