How to Use a Scan Tool There are countless scan tools on the market today. Some are available from major retailers for less than $30, while other, professional-grade offerings can cost thousands.

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

When my check engine light came on recently, I decided to try the FIXD scanner to avoid an unnecessary mechanic visit. The device plugs into the OBD2 port and pairs with my phone via Bluetooth, giving ...

The scanner has a one-click button system, as well as a 2.8-inch TFT display and a 5-foot diagnostic cable, making it simple and easy to use. The handheld scanner comes equipped with an anti-shock ...

We've compiled a list of some of the best OBD2 diagnostic scanners describing their features, specifications, compatibility, and benefits.

Scan tools connect to the vehicle’s control computer (or more realistically these days, computers), which features something called onboard diagnostics.