Your car’s OBD-II system is like a built-in health monitor, storing trouble codes when something’s wrong. Learning to read these codes helps you decide whether to keep driving or head straight to a ...

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?

Diagnosing automotive problems used to be much more challenging. A mechanic had to use all of their skills to pinpoint mechanical or electrical issues. Nowadays, you can diagnose many problems ...

An OBD2 (On-Board Diagnostics II) scanner can provide information about the status and health of various vehicular systems. This information can help inform the user as to what the source of a problem ...

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 ...

We earn commissions from purchases you make using links in our articles. Learn more. If you think about the friends you have in your life, one of the things that makes that friendship work is ...

On-board diagnostics (OBD-II) scanners, required in U.S. vehicles since 1996, have progressed from simple fault code readers to advanced systems capable of real-time data monitoring and, in some cases ...

For all its '81 vehicles, GM introduced a computer-controlled engine-management system named Computer Command Control. It became known as CCC or C-3. The engine controller—first called an engine ...