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 ...

The world of car diagnostics has changed a lot over the last 50 years. Back in the '70s and earlier, a mechanic's most valuable diagnostic tools were usually their eyes and ears. You could figure out ...

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 ...

Hondas are known for their reliability, but like any other complex machine, they can run into the occasional issue. One of these is the dreaded "Check Emission System" or "Emissions System Problem" ...