How to Add BMW CAS2 CAS3 Key with Xhorse Key Tool Plus on Bench?

 New test report: program a new spare key to BMW E60 CAS2 with xhorse vvdi key tool plus on bench successfully.

how to connect the cables? What is the diagram?

Easy here have diagram for connecting Cas2 cas3 cas3++ (not for istap) and read directly and add new key without soldering wire with CAS. Same protocol for CAS3.

 http://blog.vvdishop.com/vvdi2-vvdi-bimtool-works-with-xhorse-cas-plug/

Why don’t just add a key by OBD?  Because this is sent CAS and old with dpd.