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 ...

Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. We’ve all experienced the dreaded “check engine” light on the dashboard of our ...

️ Editor's note: This product category requires new testing about once a year. We'll update this article with the most recent information when it's available. Modern cars are technological marvels, ...

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 ...

Learn what those pesky dashboard lights mean with this easy-to-use scanner, compatible with almost all vehicles made after 1996. Car issues can be incredibly expensive, and many of us feel like we're ...

You're driving down the road, everything seemingly normal. Then, out of the corner of your eye, you see a light come on: the dreaded check-engine light. A lot of people just ignore it; after all, it's ...

Modern cars are basically computers on wheels. With so many electrical systems, sensors, and motors, there’s so much that could potentially go wrong. When something does go awry, pinpointing the ...

The world of car diagnostics has changed a lot over the last 50 years. Back in the '70s and earlier, a mechanic's most valuable diagnostic tools were usually their eyes and ears. You could figure out ...

Modern OBD2 scanners put powerful diagnostics in your hands, letting you uncover car problems before they become costly repairs. From basic code readers to advanced multi-system tools, these devices ...

There it is. On your dashboard. Staring at you, mocking you, making you plot insurance fraud: your car’s check engine light. That little bugger has been on your dash for weeks now and you haven’t been ...