The world of car diagnostics has changed a lot over the last 50 years. Back in the '70s and earlier, a mechanic's most valuable diagnostic tools were usually their eyes and ears. You could figure out ...

We may receive a commission on purchases made from links. The OBD acronym stands for on-board diagnostics, a system built into modern vehicles that monitors the performance of the engine and other ...

️ Editor's note: This product category requires new testing about once a year. We'll update this article with the most recent information when it's available. Modern cars are technological marvels, ...

If you own a car built after 1996, it comes equipped with a second-generation onboard diagnostic (OBD or OBDII) system. These systems work together with the vehicle's primary computer or powertrain ...

The OBD acronym stands for on-board diagnostics, a system built into modern vehicles that monitors the performance of the engine and other critical components. An OBD system records diagnostic trouble ...