If you want to know more than one thing, you need more than one sensor. In fact, many engines today have not just two oxygen ...

Your vehicle's O2 sensor plays a significant role in its performance and if it's faulty, it's not something you should ignore ...

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 ...

One of the most important measurements we make while tuning an engine is finding out what the actual balance of air and fuel was inside the engine. It doesn’t matter if we have a carburetor, port ...

I live in New Jersey, one of the states that mandates inspection for all vehicles newer than 1995. My daily driver, a Jeep Cherokee, happens to be a 1996 model year with an OBD-II sensor, meaning I ...

Fact: Check engine lights lead to gray hairs and sleepless nights. Just kidding, they’re important warning signs that help you maintain your ride’s health and well-being. But what happens when that ...

In this video, I discuss my recent struggles with mechanical issues. My Harley-Davidson Dyna experienced bad neck bearings, while my Road Glide encountered problems with the O2 sensors. Additionally, ...

Continuously variable transmissions (CVTs) can be reliable with proper maintenance, especially using the correct transmission fluid. Simultaneous illumination of brake system, ABS, and AWD warning ...

Despite what old cartoons would have you believe, it's neither normal nor good for your vehicle to smoke heavily while it's running. Maybe in the old days, but modern cars with modern fuel injection, ...