Functions with all OBD-II compliant cars. Functions on all 1996 to 2010 autos and light vehicles offered in the United States, some 1994 and 1995 types are also alright. Software program included in CD for Smartphone, Computer and iOS (Apple iphone, iPad, iTouch, Mac). Very clear trouble codes and switch off the MIL ("Verify Engine" light). Read diagnostic trouble codes, both generic and producer-certain, and show their meaning (over 3000 generic code definitions in the databases).