"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 ...

Replacing a worn-out, oil-burning, smoke-belching engine in a 4x4 is a big goal for many enthusiasts. Swapping in a late-model, fuel-efficient, more powerful engine is a great idea, but when it comes ...

In the January issue, we discussed the history of OBD. This time we are going to investigate some of the technology required to meet OBD II standards. To give an idea of the magnitude of technological ...

"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 ...

“Using this device has saved me from being overcharged at auto repair shops.” ...

Vehicles manufactured since 1996 have had to comply with the CARB issued OBD-II specification. These vehicles use a standardized diagnostic connector and data output format. On-Board Diagnostics (OBD) ...

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 ...

A few weeks ago, I decided to buy a couple of cheap OBD-II adapters to start out some ethical hacking experiments. However, when looking for a reliable adapter on the market, you can get a lot of ...