Do you have base head unit or CCC/CIC?
It is part of most connection.
Can you see if there is any wires like these going to the back of your head unit, and as if not, then these should be connected to your head unit to complete MOST loop.
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F36 Xdrive for her - HUD, park assist, heated steering wheel, rear camera, Apple car play
F36 RWD for him - HK, M sports pack, GTS tail light, Apple car play
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