Modern cars generate mountains of diagnostic data, and choosing the right OBD-II scanner can make the difference between ...

This article was updated in November 2025 with new information. You know you’ve earned your DIY stripes when you can stay calm the moment something goes wrong. And with cars, that moment usually ...

With native J2534 pass-thru and topology mapping, Topdon's new OBD2 scanner line offers a lot of high-tier functionality for the price.

Repair Reports generated by the Lemur BlueDriver not only interpret error codes, but suggest causes and fixes. The Smog Check feature can let you know if your car is ...

While the purpose of an OBD2 scanner can prove invaluable in diagnosing a vehicle’s issues, the cost of entry varies widely. How much you spend on an OBD2 scanner depends on your specific needs and ...

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 ...

Does the mere sight of your car’s check engine light send your stress and anxiety levels skyrocketing? For years, the only way for car owners to determine why this light had suddenly turned on was to ...

Once upon a time, you could diagnose the culprit of your Mazda MX-5 Miata's check engine light with a paperclip. We now use OBD-II technology for that.

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. For nearly 30 years, carmakers have equipped every new vehicle sold ...