[ctuna]

http://www.e90post.com/forums/attach...1&d=1209780605

https://www.bmwgm5.com/Logic7_E90_91_92_93.htm

Should be easy enough to deduce from the color codes and pin out
diagrams.

http://www.google.fr/url?sa=t&rct=j&...slMu2A&cad=rjt

https://www.newtis.info/tisv2/a/en/

pinout should be the same as logic 7 they just as some coax's to get
the speaker count up to 16.