Car owners dread few things quite as much as a vehicle's "Check Engine" light. However, the dreaded signal doesn't always foretell a worst-case scenario for motorists. They can even help prevent ...

The top end of the technology ladder is held by a scan tool. This car diagnostic tool plugs into the OBD-II port (“OBD” is an acronym for on-board diagnostics, and the “II” designates the second ...

For some time now, vehicles sold across the world have had the ability to self diagnose their problems. This capacity is referred to in the industry as on-board diagnostics, or OBD. On-board computers ...

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 ...

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 ...

In the past, car diagnostic tools were prohibitively expensive. Prior to 1996, an independent technician could expect to pay thousands of dollars for a tool that was compatible with only a single ...

Q:Hello, I am a longtime Corvette enthusiast and have owned many Corvette models. Unfortunately, I have never been in the financial position to purchase a new model and usually buy cars between 10 and ...

Wayne Cunningham reviews cars and writes about automotive technology for CNET's Roadshow. Prior to the automotive beat, he covered spyware, Web building technologies, and computer hardware. He began ...