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

In the Last diagnostics article, we outlined how to retrieve and decipher engine diagnostics for engines running OBD-I engine management computers. OBD or On Board Diagnostics is a subsystem of the ...

For all its '81 vehicles, GM introduced a computer-controlled engine-management system named Computer Command Control. It became known as CCC or C-3. The engine controller—first called an engine ...

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 ...

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 ...

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 ...

There's nothing more intimidating for many drivers than to find a warning error light appear on your vehicle dashboard. While some may be confident in their ability ...

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.