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 ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." The check-engine light suddenly appearing on your dashboard is enough to dampen any drive. For the ...

For anyone who’s ever seen a check engine light appear and felt a wave of uncertainty, the ANCEL AD310 Classic Enhanced ...

That little yellow check-engine light is sneaky. Most of the time, you forget it could be there. But when it detects an issue, it illuminates menacingly. For many, the initial reaction might be to ...

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 ...

Its original name is an ALDL, short for Assembly Line Diagnostic Link, or Assembly Line Data Link. But most call an ALDL the OBD-II port because it provides everyone from engineers at proving grounds ...

More and more devices, from smart dash cams to head-up displays to Bluetooth-enabled diagnostics dongles, are looking to tap your car’s built-in diagnostic (or OBD-II) port for power and data. The ...

Do automotive electronics qualify as "mobile computing?" Presently I mount my iPhone to the left corner of my windshield and my Jabra Cruiser BlueTooth/FM speakerphone on my visor. The charging cables ...

Vehicle Diagnostics by Delphi is a wireless module that not only tells you where your car has been, but shows its current fuel and battery status. Wayne Cunningham Managing Editor / Roadshow Wayne ...

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?

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?