0494963 127421 Adapter cable Minimum set: Measuring and testing equipment MP: Notes
WARNING: This page is about a different car, the 2011 BMW 528i. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
(Adapter cable 58-pin) Only available as part of complete special tool set 12 7 420 (83 30 0 494 146).