Discover the 5 most common Mazda DTC codes and their fixes. We review P0171, P2096, P0126, P0300, and P0420 to help clear ...

That’s where pulse oximeters come in. These small devices measure your heart rate and SpO₂. They give you another way to understand how your body responds during exercise and recovery. Also, they may ...

Pulling the dipstick is easy. Reading it correctly is another story. Here's when to check, how to read the markings, and what ...

Engineers have developed a new way to monitor how tiny lab-grown human heart tissues beat—by effectively "listening" to the ...

Continuous glucose monitors have become popular among those who need to track their glucose levels because they're painless ...

Oxygen sensors detect the amount of oxygen in the exhaust. Oxygen sensors usually don’t have a replacement schedule. A bad oxygen sensor can be diagnosed with a code reader or scan tool. A car’s ...

I get to “pretend own” a different long-term test vehicle every year. To date, none has truly been a “smartphone on wheels.” Sure, most can mirror my smartphone screen, displaying just 27 of my 256 ...

This article was updated in November 2025 with new information. You know you’ve earned your DIY stripes when you can stay calm the moment something goes wrong. And with cars, that moment usually ...

With the Check Engine Light on the dashboard, the code scanner becomes your best friend. Your OBD-II scanner might reveal the P0141 code, but what does this mean? In this guide, we take a closer look ...

You don’t have to bang your head to figure out what the P0134 code means. If your car isn’t running right and you found this trouble code, I can help you get to the bottom of the problem. This guide ...