In 1976, Chrysler ushered in the computer engine management system era with their Electronic Lean Burn 400 4-bbl. This early computerized spark-advance control system was developed to make the engine ...

OBD-II diagnostic device BlueDriver interprets engine error codes to suggest what might need fixing, and lets you know if your car is ready for a smog check. Wayne ...

The check engine light by its nature is vague, just a general indication that something could be wrong with your car. But before you drive over to your local auto shop, an OBD-II scan tool can shed ...

Add Yahoo as a preferred source to see more of our stories on Google. Since the mandate of the OBD-II port in 1996, auto mechanics have accessed vital information about your vehicle by tapping into ...

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 ...

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. The second iteration of on-board diagnostics, OBD II, has been ...

Your check engine light can come on a host of reasons, ranging from a loose gas cap to a faulty engine component. If you see a light illuminated on your dashboard, you can use an OBD2 scanner to ...

Q How useful are the under-$100 scanners you see at the auto supply store? They make it sound like you can fix anything with them. — Gene Hammond A: The tools Gene is referring to are OBD-II scan ...

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 ...