Cars Simplified: Everything Automotive Explained

OBDII Scan Tool

An OBDII scan tool allows a user to plug into an OBDII port on a 1996 or newer vehicle and read OBDII codes and live data, depending on how advanced the scanner is.

Using a Scan Tool to Diagnose

In this video, ...

Example of OBD2 Live Data

This scanner has an old version (shown) and a new version.