Harbor Freight carries a wide-variety of products, including diagnostic tools like the Icon T10, but it comes at a price.

If you have a check engine light on, a diagnostic tool is great for troubleshooting the problem. Here's what you need to know ...

To identify, diagnose, and clear these codes, we use special tools called OBDII scan readers or scanners. If you don't have access to a scan tool or aren't sure how to use a code reader to clear ...

Nobody likes seeing a warning light on their dashboard, and it’s even worse if you don’t know what it means. But most cars keep a record of any malfunction in their onboard computer, and you ...

The current version of the on-board diagnostics (OBD) protocol provides real time data as well as fault diagnostics, thanks to the numerous sensors connected to the data network in the modern vehicle.