Unattached Grey/Brown wire behind drivers speaker

[noid]

I found an unattached Grey/Brown speaker looking wire behind my drivers (not passenger) front speaker.

I have the other three wires that should be there Grey/purple, Grey/red, and Grey/green.

What am I supposed to do with this unattached Grey/Brown wire?

[dadsbmw]

Doubt its related to speakers. On drivers front kick you will have the wires listed and the only other related to the speakers will be grey/yellow, but will not be a loose connection. Just leave it alone.

[Das Delfin]

gray/brown suggests a ground of some kind.. maybe for the door switch that turns on your interior light when the door is opened?

[AndrewBird]

The lamp control module is down there. May go to that. Look it up n the ETK here:

http://www.wedophones.com/BMWManualsLead.htm