Did your vehicle's check-engine light just pop on? An OBD-II scanner can provide some direction. We tested a handful to find ...

How do I troubleshoot an OBD2 scanner? Regardless of how popular and effective OBD2 scanning tools can be, they are just like any other technical tool that can cause errors, problems, and improper ...

What is an OBD scanner? OBD stands for "on-board diagnostics." It connects to your car's computer system and can read the internal codes to diagnose problems.

Once you turn the ignition on, the “Service Engine Soon” or “Check Engine” light should blink to let you know that the OBD2 scanner tool is prepped to scan your car for any problems.

A quick way to precisely diagnose myriad automotive problems—or at the very least get a rough idea of what might be wrong—is to use an automotive scan tool.

Using an OBD2 scanner is a relatively simple process that can provide crucial information about the vehicle’s electronic and mechanical components alike.

A must-have in your emergency kit, these car diagnostic tools and auto scanners can quickly identify where your car troubles lie.

Instead of an integrated scan tool with a small, monochrome LCD, like the majority of models available, BlueDriver consists of an OBD-II dongle connecting to a smartphone through Bluetooth.

So despite its professional appearance, this scanner does no more than any other consumer-grade OBD2 scanner will do. Justin Hughes But the UT850 is still a highly capable OBD2 scanner.

This week's cool tool is an advanced diagnostic scanner. These tools can offer you dealership level diagnostics in your own garage.

The Zurich ZR-PRO scan tool is a professional-level OBD-II scan tool that can read active and pending DTCs and clear the malfunction indicator lamp (MIL).