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

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

A basic tool for basic needs, this OBDII scanner is a no-brainer if you don't already have one in your toolbox.

Read diagnostic trouble codes (DTC) with the Black and Decker SmartScan OBD II Vehicle Scanner. For more on this code reader, check out Off-Road Magazine.

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

The Zurich ZR-PRO scan tool is a professional-level OBD-II scan tool that can read active and pending DTCs and clear the malfunction indicator lamp (MIL).