Well, the problem is that all dealers (Europe) have the last edition of the DAS (Stardiagn...
Well, the problem is that all dealers (Europe) have the last edition of the DAS (Stardiagnosis software) and they can not enable this fonctionality anymore...
Another possibility is to disconect with a switch the 2 GAL speed signals (on COMAND 2.5). If COMAND 2.0 (S-Class Facelift), the speed signal is by the CAN BUS then no chance to do it.
