An OBD-II scan tool is an incredibly useful automotive diagnostic device, but it's not magic. Here's what it can and can't do ...

Your check engine light can come on a host of reasons, ranging from a loose gas cap to a faulty engine component. If you see a light illuminated on your dashboard, you can use an OBD2 scanner to ...

What’s an OBD-II (sometimes alternatively referred to as OBD-2, and other times in either form absent the interstitial hyphen) scanner? Answering that question first requires an understanding of what ...

On-board diagnostics, or OBD, is a system that is used to monitor and diagnose problems with a vehicle. It can be used to track things like fuel consumption, engine performance, and emissions. OBD ...

Modern vehicles are filled with chips and computers that control everything. A code reader makes self-maintenance a lot easier. When something goes wrong, there are many options for what it could be.