Automotive Engine On-Board Car Diagnostic Code Reader Scanner Features and Benefits: 1.Highly reliable and accurate 2.Easy-to-read crystal-clear backlit 2-line LCD display 3.Easy to use with one plug-in U480 is specially designed for car owners or DIY. With a U480, you may quickly find out trouble causes (troubleshooter) of electronically controlled systems on your car, by simply connecting U480 with the diagnostic socket, via reading the