Ford just released an official update to Sync 3 for 2016 vehicles including CMax Hybrid and Energi. You should be able to download it from your My Ford site or you can use WiFi to upgrade with this release.
Here is a link that shows the features:
Just installed it. I've been using the 2.2 version that was available through the forums. This newer version has better menus and more features depending on what your car supports.