If you’re not sure which OBD2 code reader to buy, we've found the perfect one for you at Walmart. Right now, the bestselling ...

Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. Seeing your check engine light pop up on your dashboard is never a good feeling ...

On-board diagnostics (OBD) means different things to different people. To the guy who still cranks over his '71 'Cuda every morning to get to the plant, it scares him to death. But then again, he's ...

That's where OBD-II scanners come in, giving enthusiasts and everyday drivers a window into their vehicle's diagnostic systems. If you're chasing down the cause of a check-engine light, ensuring peak ...

Code readers are diagnostic tools that every car owner should consider owning. Having one of these is as important as carrying a spare tire or a fire extinguisher in the trunk. Back in the day, before ...

We may receive a commission on purchases made from links. It's probably happened to everyone at least once. You're driving along enjoying your favorite tunes when suddenly, your car's "check engine" ...

Your check engine light can come on a host of reasons, ranging from a loose gas cap to a faulty engine component. If you see a light illuminated on your dashboard, you can use an OBD2 scanner to ...

Car trouble got you down? When diagnosing a problem in any modern vehicle, your first plan of attack should be to check under the steering wheel. Then plug in a diagnostic tool to your OBD2 port and ...