I believe that member Little Daz has access to Becker radio codes? I have a 2002 550 with the original Becker system however I need to reset the code, which is 4 digits. The unit part code is: 5010417. Cheers, David.
How about reaching him like ... @little_daz OR Visiting here: https://www.ferrarichat.com/forum/threads/radio-code-card.377288/