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

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Since the mandate of the OBD-II port in 1996, auto mechanics have accessed vital information about your ...

The OBD-II scanner will display a five-digit Diagnostic Trouble Code (DTC). Depending on your scanner, these codes may be accompanied by a brief description of the problem that might not always ...

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 ...

Before I figured out how to work on cars, onboard computer systems scared me. I’ve had no formal training, after all, so the idea of a car’s complex electricals and countless sensors made DIY work ...

For anyone who’s ever seen a check engine light appear and felt a wave of uncertainty, the ANCEL AD310 Classic Enhanced Universal OBD II Scanner offers a practical, affordable solution. This compact ...

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 ...

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 ...

I liked the Ancel BD310 for its approach to connectivity, allowing users to connect via the hardwired dongle or Bluetooth. The Bosch Automotive Tools 1200 provided tons of detailed vehicle information ...

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?