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 ...

Before I figured out how to work on cars, onboard computer systems scared me. I’ve had no formal training, after all, so the idea of a car’s complex electricals and countless sensors made DIY work ...

Diagnosing automotive problems used to be much more challenging. A mechanic had to use all of their skills to pinpoint mechanical or electrical issues. Nowadays, you can diagnose many problems ...

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 ...

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 ...

Here are the best Amazon Prime Day OBD2 scanner bargains at both the high-performance (expensive) and high-value (cheap) ends of the market. Amazon is consistently a great source for four particular ...

View post: Amazon Has a 'Quality' 29-Piece Impact Socket Set That’s ‘Well Worth the Money’ on Sale for Almost 40% Off Something we all dread seeing is the check engine light popping up on our dash.

That 16-pin connector tucked beneath the dashboard of every car built after 1996 is one of the most underused tools available to everyday drivers. Most people encounter the OBD-II port only when a ...