Select STG 03 (Brake electronics).
STG Login -> Function 11.
Enter login code...
ECU coding -> Function 07.
Enter code.
Don't forget the workshop code (using 0000 will keep everything as it is).
STG Login -> Function 11.
Logincode: 40168
ECU basic settings -> Function 04.
Turn the steering wheel approximately 30 degrees to the left or right and then back to the center, until the front wheels are pointing straight ahead and the steering wheel is horizontal (tolerance +/- 4.5 degrees).
Check measurement group 001 (sensor for steering angle -G85-).
Now, "Synchronization OK" should appear.
and don't turn the ignition off until now, at the earliest!
(everything copied from WWW

and it works!!)