Hi,
It is likely that the "Screen Saver" option is ticked somewhere within the menu systems as this would explain it working for a while and then going off....
https://az685612.vo.msecnd.net/pdfs/...GB_TP21536.pdf
page 18 (16 of the actual document) on the link above should help on this.
Page 16 (14 of the actual document) also covers the "Speed In Infotainment Display" that I pointed you towards yesterday
