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.

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

An OBD2 reader uses Diagnostic Trouble Codes (DTC ... It provides advanced features such as ECU programming, well-designed software, and ECU adaptations. The OBD2 scanner comes with different ...

The "OBD" in OBD2 stands for onboard diagnostics. Standardized in the mid-1990s, the term "OBD2" refers to the second ...

OBD-II became the mandatory I/O diagnostic port on cars starting around 1996 in the US. Considering that the interface consists of a couple of I/O lines, serial/usb adapters have been ridiculously ...

That’s where OBD-II scanners come in, giving enthusiasts and everyday drivers a window into their vehicle’s diagnostic systems. If you’re chasing down the cause of a check engine light ...