Smarty UDC Pro RT: 2010+ trucks new parameters: Boost Pressure Sensor Diagnostic Threshold and OSS speed needs to be above this to apply the Hign & Low/Reverse element.
To update your UDC Pro RT Software: download this file 20170829UP.7z, uncompress the files in a folder, Start the Tuning Software, Close all documents, Tools > Update ‘Tunes Library’ from disk… and then Select the folder that contains the files extracted before. Min. requirements Version .32!