Car Diagnostic Tool is used to read and diagnose trouble code, clear trouble; and it's also a very powerful fault detection, fault was found as soon as possible to enable timely make the appropriate treatment to protect the interests of owners. Car Diagnostic Tool (OBD) is highly recommended for you for it is a free program that allows you to use your PC and a hardware interface to get the information from your car¡äs computer. The program is very user-friendly, and easy to install. It can work on ITS SUPPORTED OBD2 PROTOCOLS and EOBD vehicles, which is very convenient. And, it can read the diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database). Do not hesitate!