If you see a light illuminated on your dashboard, you can use an OBD2 scanner to determine what's wrong with your vehicle. The "OBD" in OBD2 stands for onboard diagnostics.

We've compiled a list of some of the best OBD2 diagnostic scanners describing their features, specifications, compatibility, and benefits. The automotive industry has a huge variety of OBD2 ...

The rare OBD-II automotive diagnostic scanner that has a multimeter electrical tester to track down an intermittent fault or check a light bulb, the Autel AutoLink AL539 does double duty.

Weekend wrenchers rejoice: there’s finally a CarPlay-compatible OBD scanner app available for iPhone users. It’s called OnTrack. For years we’ve been restricted to using a phone mount to ...

By extending what an OBD scanner can do, Carly is a cinch to use while also being able to help with maintenance, repair and used car advice. Unfortunately it isn’t suitable for every vehicle ...

Discover what an OBD2 scanner is and how to use it to diagnose and fix car problems before they escalate into major repairs.Your check engine light can come on a host of reasons, ranging from a loose ...

Did your vehicle's Check Engine light just pop on? An OBD-II scanner can provide some direction. We tested 11 of them to find the best for different situations.