Discover what an OBD2 scanner is and how to use it to diagnose and fix car problems before they escalate into major repairs.

With an OBD scanner and a little know-how, anybody can identify precisely what’s wrong with their vehicle. But how exactly does a scanner work, and how do you use one? Here’s an overview of the basics ...

The Drive's DIYers show you what an OBD2 scanner is, how it works, how to use one, and which is the best you can have in your home garage.

Discover what an OBD2 scanner is and how to use it to diagnose and fix car problems before they escalate into major repairs.