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 ...

Since 1996, cars sold in the U.S. have been required to provide a connection for mechanics and inspectors to measure what's going on electronically under the hood. The system, called On-Board ...

That sinking feeling when your check engine light flickers on doesn’t have to mean an expensive diagnostic fee at the shop. Your smartphone already handles banking, navigation, and ordering food-why ...

Diagnostics go mainstream: Affordable OBD-II apps and adapters now let everyday drivers access real-time car data once limited to professional tools. Fleet management boost: Plug-and-play OBD-II ...

Tesla has been working on a new “self-diagnostic” feature in its app that the automaker runs when certain types of service appointments are requested. For better or worse, Tesla has been heavily ...