As a note, which is not specified anywhere else that I have seen, you can perform a Zero Point Calibration using this tool, I had some issues with VSC lights coming on, and was able to do the ZPC with this and cleared them out. – Works great, I can change things on my 4runner very easily. Mini vci with techstream 12.10.019: (tested, 100% working) !T45lFACT!IfGBjQC0mzF2TY6J4zjslDXVrD_pQIhoPt0JbTpKMdI Toyota TIS Techstream V12.20.024 download: (not tested yet) On the face, this just looks like a standard OBDII adapter. The physical interface looks like a standard OBDII and according to this advertisement it supports the following protocols: Toyota diagnostic connectors, and ran across something called a Mini VCI adaptor meant for use with Toyota’s TechStream software.