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 11 of them to find the best for different situations.

An OBD-II scanner can provide some direction. Without an expensive trip to a repair shop, there's really only one way to find out: an OBD-II scanner. In 1996, OBD (On-Board Diagnostics)-II became ...

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

Get the read on your car issues with an OBD-II code reader. I tried out some of the top brands on the market to find the best one for your needs.

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 point you in the right direction—and potentially save you a bundle.

These are also commonly known as OBD codes or OBD-II codes. Through the use of an OBD scanner, you can get this five-letter code from the vehicle so you know exactly what needs attention.

Tested: Best OBD-II Scanners for 2023 Did your vehicle's Check Engine light just pop on? An OBD-II scanner can point you in the right direction—and potentially save you a bundle.

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.

OBD-II is the standard diagnostics port in cars, and it's been that way for years. When did it replace OBD-I in motorcycles? Which one does your bike have?

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.