The Toyota ® TechStream LITE allows TechStream diagnostic software to run on your PC or laptop to service Toyota, Scion and Lexus vehicles. TechStream LITE is an inexpensive alternative to the full TIS TechStream system and provides factory level support for Toyota, Scion and Lexus vehicles. TechStream LITE supports DLC3/J1962 based diagnostic functions on 1996 and later vehicles worldwide. This kit includes the Toyota ® TechStream software with a 1 year subscription and the Mongoose ® network interface