Bought a spare key for my customer from the mini dealer trying to get the cas module to except new key does can anybody help me with the procedure cant find any where and my scan to has the ability to add and remove keys

FIX posted 4/10/2018

iATN Members:
Login to view full TechHelp request
Auto Repair Pros:
Join iATN to read this TechHelp request
Vehicle Owners:
Find a nearby iATN member to repair your vehicle