Understanding how oxygen sensors work will help you diagnose problems without having to rely completely on a repair shop. Oxygen sensors act as low-voltage producers, such as how a microphone uses ...

A quick way to precisely diagnose myriad automotive problems—or at the very least get a rough idea of what might be wrong—is to use an automotive scan tool.

In this tech article we explain the sometimes daunting task of diagnosing problems in your EFI system-equipped late-model musclecar including how to read computer trouble codes with a diagnostic ...

Your vehicle's computer contains a wealth of information that it gathers from sensor on almost every system. It used to be that only shops had access to that information, but that's not ...

In this article, we’ll talk about oxygen sensors. We will explain what they are, give all symptoms of a faulty sensor and explain when you should replace it.

Two DTCs, one which I found after a bit of Googling related to the immobilizer and could be down to the battered key, and the other indicating a heater circuit issue with the O2 sensor. 'Sensor 1 ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The check engine light by its nature is vague, just a general indication that ...