You will require an OBD-II scanner to find out exactly what code your vehicle has logged. Before that happens, you will likely be alerted to stored codes by an illuminated check engine light.

Discover what an OBD2 scanner is and how to use it to diagnose and fix car problems before they escalate into major repairs.

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.