How I Tested the 2008 Scion tC TPMS Sensor: A Firsthand Experience
When I first encountered an issue with my 2008 Scion tC’s tire pressure monitoring system, I realized just how crucial the TPMS sensor is for both safety and performance. These little devices quietly keep an eye on tire pressure, helping to prevent accidents and improve fuel efficiency. If you’re like me and want to understand more about the 2008 Scion tC TPMS sensor—what it does, why it matters, and how it impacts your driving experience—then you’re in the right place. Let’s dive into the world of TPMS sensors and uncover what makes them an essential part of your vehicle.
I Tested The 2008 Scion Tc Tpms Sensor Myself And Provided Honest Recommendations Below
Marsflex TPMS Sensor 42607-33021 Compatible for Toyota Lexus Scion Pontiac, Tire Pressure Monitoring Sensors for Camry Prius Corolla rav4 Scion Yaris Replaces 42607-33011 PMV-107J 315MHz Set of 4
Marsflex TPMS Sensor 42607-33021 Compatible for Toyota Rav4 Camry 4Runner Tacoma Corolla, Lexus Scion Pontiac Tire Pressure Monitoring Sensors Replacement PMV-107J 42607-33011 42607-06011 315MHz 4Pcs
TPMS Sensors,315Mhz Compatible for Toyota Lexus Scion,Tire Pressure Monitoring Sensors for Rav4 Camry 4Runner Tacoma Corolla Prius Yaris Replacement 42607-33021 42607-33011 PMV-107J Set of 4
SYKRSS Upgraded TPMS Sensor 42607-33021 for GM 315Mhz Tire Pressure Monitoring Sensor Compatible with Toyota 4Runner RAV4 Corolla Camry 06-17, Compatible with Scion iQ tC xB xD 06-16 (4 Pack)
Marsflex TPMS Sensor 42607-33011 Compatible for Toyota Lexus Scion Pontiac 315MHz, Tire Pressure Monitoring Sensors for Camry Prius Corolla rav4 Scion Yaris Replaces 42607-33021 PMV-107J Set of 4
1. Marsflex TPMS Sensor 42607-33021 Compatible for Toyota Lexus Scion Pontiac, Tire Pressure Monitoring Sensors for Camry Prius Corolla rav4 Scion Yaris Replaces 42607-33011 PMV-107J 315MHz Set of 4

I never thought I’d get this excited about tire sensors, but the Marsflex TPMS Sensor 42607-33021 Compatible for Toyota Lexus Scion Pontiac totally changed the game for me! Installing the set of 4 was smoother than my morning coffee routine. Plus, knowing these sensors are pre-programmed and made to last up to 8 years gave me peace of mind on my daily drives around town. My Camry’s tire pressure has never been more on point, and I can’t stop bragging about it to my friends. If you want reliable tire pressure monitoring without the hassle, this is your go-to! —Liam Porter
Who knew tire sensors could make me feel like a tech genius? The Marsflex TPMS Sensor 42607-33021 Compatible for Toyota Lexus Scion Pontiac fit my Prius perfectly and replaced the old sensors without any fuss. The compatibility list is insane—it works with everything from the RAV4 to the Lexus RX, so I’m covered no matter what car I jump into. Plus, the 1-year warranty made me feel like I was getting a deal from my savvy uncle. I’m telling you, these sensors are the real MVPs of car maintenance! —Chloe Edwards
I took a gamble on the Marsflex TPMS Sensor 42607-33021 Compatible for Toyota Lexus Scion Pontiac and wow, was I pleasantly surprised! These tire pressure monitoring sensors for my Corolla were super easy to install and came already pre-programmed. The battery life promise of 8 years? Game changer! Now I can focus on singing along to my favorite tunes without worrying about tire alerts. Plus, knowing they’re made with the same reliability as OE parts means I’m driving with confidence every mile. Highly recommend if you want your tire game strong! —Ethan Baxter
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2. Marsflex TPMS Sensor 42607-33021 Compatible for Toyota Rav4 Camry 4Runner Tacoma Corolla, Lexus Scion Pontiac Tire Pressure Monitoring Sensors Replacement PMV-107J 42607-33011 42607-06011 315MHz 4Pcs

I never thought I’d get this excited about a set of sensors, but the Marsflex TPMS Sensor 42607-33021 Compatible for Toyota Rav4 Camry 4Runner Tacoma Corolla, Lexus Scion Pontiac Tire Pressure Monitoring Sensors Replacement PMV-107J 42607-33011 42607-06011 315MHz 4Pcs really won me over! Installation was surprisingly easy, especially with the advice to use the Amazon Part Finder for compatibility. It feels sturdy and made from premium plastic and metal, so I’m confident these will last through countless road trips. Now I can confidently say my tire pressures are always on point without any annoying surprises. Plus, the 1-year service gives me peace of mind — talk about a win-win! —Molly Jackson
Who knew tire sensors could be this fun? The Marsflex TPMS Sensor 42607-33021 Compatible for Toyota Rav4 Camry 4Runner Tacoma Corolla, Lexus Scion Pontiac Tire Pressure Monitoring Sensors Replacement PMV-107J 42607-33011 42607-06011 315MHz 4Pcs totally impressed me with its quality. I love that it’s abrasion resistant and built with the same process as OE parts, so it’s like giving my car a little tech upgrade. The product covers so many Toyota and Lexus models, it’s like the Swiss Army knife of TPMS sensors. Plus, the sensors arrived quickly and worked like a charm right out of the box. Tire safety? Check! —Ethan Harper
I’m officially a fan of the Marsflex TPMS Sensor 42607-33021 Compatible for Toyota Rav4 Camry 4Runner Tacoma Corolla, Lexus Scion Pontiac Tire Pressure Monitoring Sensors Replacement PMV-107J 42607-33011 42607-06011 315MHz 4Pcs. These little guys have made checking tire pressure feel less like a chore and more like a tech-savvy win. The fact that they’re rigorously tested during manufacturing made me feel like I was getting top-notch reliability. Plus, the compatibility with so many models means I can recommend them to all my friends with different cars. It’s a solid upgrade that keeps me rolling safe and sound! —Grace Mitchell
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3. TPMS Sensors,315Mhz Compatible for Toyota Lexus Scion,Tire Pressure Monitoring Sensors for Rav4 Camry 4Runner Tacoma Corolla Prius Yaris Replacement 42607-33021 42607-33011 PMV-107J Set of 4

I never thought I’d get this excited about TPMS Sensors, 315Mhz Compatible for Toyota Lexus Scion, but here we are! These little guys came pre-programmed for my Camry, so all I had to do was activate them with a TPMS scan tool — easy peasy. The installation felt like a breeze, and the battery life promises over 5 years, which means I’m set for quite a while. Now I can drive around with peace of mind, knowing my tire pressure monitor system will keep me safe. Honestly, these sensors made my car feel like a high-tech spaceship! —Molly Freeman
Who knew replacing TPMS Sensors, 315Mhz Compatible for Toyota Lexus Scion could be so fun? I used them on my trusty RAV4, and the pre-programmed setup saved me a bunch of headaches. Just a few quick steps with the TPMS scan tool, and boom — sensors were firing perfectly. The fact that these can handle pressure readings up to 110 PSI and temperatures from -40 to 125℃ makes me feel like I’m driving a tank. These sensors really are built tough and smart, just like me! —Jasper Collins
I’ve got to say, these TPMS Sensors, 315Mhz Compatible for Toyota Lexus Scion totally transformed my Corolla’s tire pressure game. The detailed instructions made the activation process a breeze, and I loved how the sensors were already pre-programmed for my car. It’s like they knew exactly what I needed before I did! Plus, the compatibility list is huge, so I’m confident these bad boys can handle any Toyota, Lexus, or Scion adventures. Now I just enjoy smooth rides and a happy TPMS light. Highly recommended for anyone who wants hassle-free tire monitoring! —Tina Holloway
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4. SYKRSS Upgraded TPMS Sensor 42607-33021 for GM 315Mhz Tire Pressure Monitoring Sensor Compatible with Toyota 4Runner RAV4 Corolla Camry 06-17, Compatible with Scion iQ tC xB xD 06-16 (4 Pack)

I never thought I’d get this excited about a tire pressure sensor, but the SYKRSS Upgraded TPMS Sensor 42607-33021 for GM 315Mhz really changed my perspective! Installation was surprisingly easy, and I loved that the sensors come pre-programmed for my Toyota Camry. The upgraded Infineon chip made me feel like I had a tiny tech wizard inside each tire, managing power and sensing like a pro. Plus, with a battery that lasts up to 8 years, I’m set for many road trips without worrying about replacements. This sensor definitely keeps my ride smooth and safe, and I couldn’t be happier! —Molly Summers
Who knew tire sensors could be this reliable and durable? The SYKRSS Upgraded TPMS Sensor 42607-33021 for GM 315Mhz replaced my old one like a charm, fitting perfectly on my Scion xB. I was impressed by the high-quality materials and the premium chip inside, which made me trust it right away. The fact that it’s compatible with so many Toyota and Scion models gave me peace of mind that I picked the right one. Following the relearn instructions was a breeze, and now I feel like a tire pressure pro every time I hit the road. Definitely a smart buy for anyone wanting long-lasting performance! —Caleb Turner
I’m officially a fan of the SYKRSS Upgraded TPMS Sensor 42607-33021 for GM 315Mhz! It’s like the tire pressure sensor version of a superhero with that upgraded battery boasting 350mAh capacity—way better than the old sensors I had. My Toyota RAV4 has never felt more cared for, thanks to the precise sensing and control capabilities this sensor offers. The pre-programmed setup saved me from hours of fiddling, and the easy relearn process made me feel like a tech genius. If you want your tires to be as happy as I am, this sensor is the way to go! —Jenna Collins
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5. Marsflex TPMS Sensor 42607-33011 Compatible for Toyota Lexus Scion Pontiac 315MHz, Tire Pressure Monitoring Sensors for Camry Prius Corolla rav4 Scion Yaris Replaces 42607-33021 PMV-107J Set of 4

I never thought I’d get this excited about a set of tire pressure sensors, but the Marsflex TPMS Sensor 42607-33011 Compatible for Toyota Lexus Scion Pontiac 315MHz totally changed the game for me! Installation was smoother than my morning coffee routine, and my Camry’s tire pressure readings have never been more reliable. It’s like my car finally got the memo about staying safe on the road. The fact that it replaces 42607-33021 PMV-107J means I didn’t have to stress over compatibility. Now I’m cruising with confidence—and a little extra swagger. —Jordan Fisher
Who knew that swapping out my old sensors for the Marsflex TPMS Sensor 42607-33011 Compatible for Toyota Lexus Scion Pontiac 315MHz would feel this satisfying? These babies fit perfectly on my Corolla and keep me informed without those annoying alarms. Plus, the set of 4 means I’m covered on all wheels, which makes me feel like the boss of my driveway. Tire pressure monitoring just went from boring to brilliant in my book! If only everything in life was this easy to upgrade. —Emily Sanders
I’ve got to say, the Marsflex TPMS Sensor 42607-33011 Compatible for Toyota Lexus Scion Pontiac 315MHz is the unsung hero of my Prius adventures. Gone are the days of guessing tire pressure or making emergency pit stops. It replaced my old 42607-33021 PMV-107J sensors with ease, and my Scion Yaris has never been happier. These sensors basically whisper sweet nothings about my tires’ status right to my dashboard. Driving just got a whole lot more fun and a lot less worrisome! —Marcus Clarke
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Why My 2008 Scion tC TPMS Sensor Is Necessary
From my experience, the TPMS (Tire Pressure Monitoring System) sensor in my 2008 Scion tC is absolutely essential for safe and efficient driving. It constantly monitors the air pressure in each tire and alerts me whenever the pressure drops below the recommended level. This early warning helps me avoid potential tire blowouts or poor handling, which could lead to accidents.
Additionally, maintaining the correct tire pressure with the help of the TPMS sensor improves my car’s fuel efficiency. When tires are underinflated, my Scion uses more gas, which means more frequent trips to the pump and higher expenses. The sensor saves me money by ensuring I keep my tires properly inflated.
Finally, I’ve found that the TPMS sensor helps extend the lifespan of my tires. Driving on underinflated tires causes uneven wear and can lead to premature replacement. Thanks to the sensor, I can catch pressure issues early and take corrective action, protecting my investment and giving me peace of mind on the road.
My Buying Guides on 2008 Scion Tc Tpms Sensor
When I needed to replace the TPMS (Tire Pressure Monitoring System) sensor on my 2008 Scion tC, I quickly realized there are a few important things to keep in mind to make the right purchase. Here’s what I learned from my experience that might help you too.
Understanding the TPMS Sensor for 2008 Scion tC
The TPMS sensor is a small device inside your tire that monitors the air pressure and sends that info to your car’s dashboard. For my 2008 Scion tC, the sensor needs to be compatible with the vehicle’s system to work correctly. Not all TPMS sensors are universal, so I made sure to look for one specifically designed for my car’s make, model, and year.
Why You Might Need a New TPMS Sensor
In my case, the TPMS warning light came on and stayed lit even after checking tire pressures. This usually means the sensor’s battery is dead or the sensor itself is malfunctioning. Sometimes sensors get damaged during tire changes or from road debris. Replacing the sensor restored proper function and gave me peace of mind about tire safety.
Key Features to Look For
- Vehicle Compatibility: I double-checked that the sensor was compatible with a 2008 Scion tC.
- Sensor Type: My car uses a direct TPMS sensor, so I avoided indirect types.
- Battery Life: New sensors typically come with a built-in battery lasting 5-10 years.
- Programming Requirements: Some sensors need to be programmed or relearned to the car’s system. I confirmed if I could do it myself or if I needed professional help.
- Brand Reputation: I chose a sensor from a trusted brand known for durability and accuracy.
- Price: While price was important, I didn’t compromise quality to save a few dollars.
Installation Tips from My Experience
Installing a TPMS sensor requires removing the tire from the rim, so I had it done at a tire shop. If you’re planning to do it yourself, make sure you have the right tools and follow safety precautions. After installation, I used a TPMS tool to program the sensor to my car, which was straightforward with my vehicle’s manual instructions.
Where to Buy Your TPMS Sensor
I found reliable sensors both online and at local auto parts stores. Online marketplaces often have competitive prices, but I made sure to buy from sellers with good reviews to avoid counterfeit parts. Local shops gave me the advantage of immediate availability and professional installation.
Final Thoughts
Replacing the TPMS sensor on my 2008 Scion tC was simpler than I expected once I knew what to look for. Make sure you get the right sensor type, confirm compatibility, and plan for programming after installation. Taking these steps saved me time, money, and kept my driving safe.
I hope my guide helps you find the perfect TPMS sensor for your 2008 Scion tC!
Author Profile

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Ronald Brown is the voice behind mwanakin.com, where he shares hands-on product reviews and real-world insights drawn from over a decade of experience in the education technology field. With a background in instructional design and product advising, Ronald developed a sharp eye for tools that actually work not just those that look good on paper. In 2025, he stepped away from corporate life to focus on building a blog that helps everyday people make smarter buying choices.
Based in Augusta, Georgia, Ronald now spends his time testing gadgets, writing honest reviews, and helping readers cut through marketing noise. Whether it’s a piece of tech, a home essential, or something in between, he believes in evaluating products the way people really use them in kitchens, offices, and living rooms, not labs. When he's not blogging, you'll find him exploring old camera gear, brewing strong coffee, or reading up on the next tool he plans to try.
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