As of version 1.1.13 this has been resolved and the below posts are no longer applicable!
Numerous threads and posts have been made here with regards to the ILS no longer working in the TBM. This was due to a change in the X-Plane AIRAC data format. While a patch is being created to address this and other items, I went through some backup drives to obtain the previous AIRAC you can install to bring back ILS functionality.
Download the attached file, and install it to: