The oxygen (O2) sensor is part of the fuel management system. It monitors unburned oxygen in the exhaust. The powertrain control module (PCM) uses this information to determine if the fuel mixture is ...

Today’s computerised engine control systems rely on inputs from a variety of sensors to regulate engine performance, emissions and other important functions. The sensors must provide accurate ...

Sometimes the Check Engine Light can come on without any other symptoms occurring. While it can be tempting to keep driving, it’s important to stop and see what’s going on. It’s very possible that ...

In this article, we delve into the world of the O 2 sensor, exploring its purpose, functionality, applications, and the evolving commercial landscape surrounding this vital technology. What Is an O 2 ...

The P0137 code shows that there’s a problem with one of the oxygen sensors in your vehicle. It’s a generic OBDII code that can be read with a diagnostic scanner. In this guide, I evaluate what the ...

Dissolved oxygen (DO) is the measure of oxygen gas that is physically dissolved in water. It is a critical parameter for aquatic environments because it supports the respiration of fish, invertebrates ...