Learn what that pesky dashboard light means before heading to the shop, and maybe save some cash in the process.

Learn what that pesky dashboard light means before heading to the shop, and maybe save some cash in the process.

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise.

Using an OBD2 (On-Board Diagnostics II) scanner is a relatively simple process that can provide crucial information about the ...

Discover what an OBD2 scanner is and how to use it to diagnose and fix car problems before they escalate into major repairs.

If you're looking for simple and reliable OBD-II scanners, the Motopower MP69033 and Foxwell NT301 are excellent choices, offering user-friendly designs and straightforward functionality for basic ...

One of the smallest OBD-II automotive diagnostic scanners around, the Ancel BD310 does double duty as a wired device or as one that connects through Bluetooth for greater flexibility. A bargain at ...

OBD2 scanners such as this one that’s just $33 at Walmart ($117 off), opened up DIY diagnostics to a whole new generation. Meaning, every driver should have one. Not only can it test your ...

One way to do that is with TOPDON’s CarPal Diagnostic Tool. It is an easy-to-use code reader that connects via Bluetooth to an app you install on your phone. Once you set up the app, which takes ...