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 ...

When my check engine light came on recently, I decided to try the FIXD scanner to avoid an unnecessary mechanic visit. The device plugs into the OBD2 port and pairs with my phone via Bluetooth, giving ...

From Bluetooth OBD-II dongles to AI-assisted tablets, 2026 offers more car diagnostic options than ever. The right choice depends on your repair scope, workflow, and budget. Understanding features ...

For individuals in search of a comprehensive automotive diagnostic solution, the XTOOL D5S stands out as a high-quality option. With its exceptional performance and user-friendly design, the D5S ...

“Everybody needs one of these tools, it’s just wonderful.” One option that brings professional-level diagnostics to the home garage is the Cicpap OBD2 Scanner, which is on sale right now for just $20 ...

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 earn commissions from purchases you make using links in our articles. Learn more. If your car or truck’s check engine light is on, there’s a stumble when accelerating, or if the transmission just ...

Automotive diagnostics in 2026 have entered a new era, with tools offering software-driven features once exclusive to dealerships. From protocol support like CAN FD to cloud-enabled ECU programming, ...