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 ...

Looking for information on how to use an automotive diagnostic tool? Our team of experts narrowed down the best tips on how to use an automotive diagnostic tools. Read this review and save ...

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).

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.

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 ...

Diagnose auto troubles and check and reset warning lights with some of the best OBD-II scanners on the market. Many of these have been tested by the Gear Team.

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.

From affordable diagnostics to tech-ready computers, we rounded up the best OBD-II scanners on the market with the help of our friends at the Gear Team.

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

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.