E36 compact controllocking system

[haltamim]

hello.
I have a E36 Compact 95. the control locking is not working at all. I have tray to fix it many times but i am missing sam thing or just I am unlucky man now i test the fuse and the cable in the doors and the control locking box. the fuse are ok. the wires in the door that i have test are 6 wires the whit, blak, blow and gray have no power and the red\green whit\green have 12V. i test the wires in the Control locking box and i fund the same 4 wires in the door without any power but the box have normaly 3 power inbut with 3 power wires. the mirorr and lightning and everything in the car is working with out the central lock.

now kan any bady help me