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 ...

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 car diagnostics have advanced from manual inspections to AI-enhanced, connected systems that can detect and even anticipate issues before they escalate. Standardized OBD-II access, advanced ...

OBD-II diagnostic device BlueDriver interprets engine error codes to suggest what might need fixing, and lets you know if your car is ready for a smog check. Wayne ...

Not so long ago, before software and electronics became so integrated, investigating car trouble and tuning performance was a mostly mechanical affair. Early electronic scanners and systems were brand ...

️ 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, ...

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?