Did your vehicle's Check Engine light just pop on? An OBD-II scanner can provide some direction. We tested a handful to find ...

Learn what that pesky dashboard light means before heading to the shop — and maybe save some cash in the process.

[Bruce Land] sent in this cool final project for ECE 4760 at Cornell University. Dubbed TrckrX, it is an OBD-II tracking and data logging system built into a BMW E36 M3. The car in question is ...

Whatever you did, though, it’s likely that one major event passed you by without a thought: The standardization of on-board vehicle diagnostics (in the US), otherwise known as OBD-II.

The best OBD-II scanners are a must for any car owner, thanks to their ability to unlock the secrets of your car. It doesn't matter how laid back you are, a mysterious light on your dashboard is ...

It’s true that the early On-Board Diagnostics (OBD) engine computers in the 1980s just monitored the emissions systems. But ...

Car crime is becoming increasingly high-tech, with thieves using the On-Board Diagnostics (OBD) port fitted to modern cars to start the engine and drive away. The problem has made headlines, typically ...

In short, effective vehicle diagnosis combines mechanical knowledge, specialized tools, and a systematic approach to ...

Often, however, the explanation is simple and the problem is an easy fix. OBD stands for On Board Diagnostics, and an OBD-II scanner can check on your vehicle's vital systems, providing valuable ...