Originally Posted by eaglesrest

Have you been into the rds menus to switch TMC back on and specify classic fm. or auto. also you need to turn it back on in traffic information menu - RDS-TMC or something.

If you downgraded then you may have put your system into euro mode and it will need to go back to the dealer for a recode or you can use navcoder software in this forum, with the right interfaces. euro mode is apparent by badly calculated arrival times, and it says car type 7er, in the service menu.