Add Yahoo as a preferred source to see more of our stories on Google. Modern cars are technological marvels, and understanding what's happening under the hood has never been more important—or more ...

I was recently at a seminar going over some diagnostics for some of the problematic and reoccurring fault codes. The general discussion led us in an interesting direction about the nature of fault ...

The Actron PocketScan is a good entry-level OBD code reader for the driveway mechanic.Actron The primary purpose of the OBD-II connection is for emissions testing, but one of the first and most ...

Modern vehicles’ sophisticated electronics go far beyond the simple car mechanics most of us grew up with. Now, OBD, or on-board diagnostics, diagnoses almost every issue within your vehicle. Whether ...

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 ...

That 16-pin connector tucked beneath the dashboard of every car built after 1996 is one of the most underused tools available to everyday drivers. Most people encounter the OBD-II port only when a ...

We may receive a commission on purchases made from links. The OBD acronym stands for on-board diagnostics, a system built into modern vehicles that monitors the performance of the engine and other ...

Whether you're an everyday driver or a pro technician, when your check engine light suddenly comes on the first step is to connect an OBD-II scanner. At Autoweek, we recommend everyone carry an OBD-II ...

Rev by DevToaster is an application for the iPhone and iPod Touch that allows real-time monitoring of vehicle ECU data from the OBD-II port. Rev interfaces with a WiFi OBD-II dongle. If your check ...

We began our deep dive into the history of on-board diagnostics last week. OBD began in earnest on the 1967 Volkswagen Type 3 when it launched with an engine that featured electronic fuel injection.

If you've ever gone to a mechanic for a check engine light problem on your car, then chances are you've heard the technician say something about an OBD scanner. It's a handheld phone-like device that ...

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 ...