If you have a basic OBD2 scanner, you may only see a code, such as P0171 or P0456, and nothing else on the display. In this case, you will need to do some research to find out what the code means.

The technology behind barcode scanners is both fascinating and complex. At its core, a scanner uses a laser or camera to capture the barcode image, which is then processed by a computer system ...

How the FARO scanner works The scanner takes three-dimensional images of spaces that can then be reconstructed electronically. The scanners have a multitude of uses — including for construction ...