An OBD-II scan tool is an incredibly useful automotive diagnostic device, but it's not magic. Here's what it can and can't do ...

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 ...

The Check Engine light may indicate a serious issue with your Cummins diesel engine. Here's how to check and clear the fault ...

If you've been involved in automotive repair for a while, you probably know that modern vehicles use onboard diagnostic (OBD) systems to help notify us when there's a problem. The OBD system works ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The check engine light by its nature is vague, just a general indication that ...

Google added a native QR code scanner tool to Android a while back, and it’s been a quick and simple way to reliably scan codes. Now, Google is taking things up a notch, by letting Android’s QR code ...