•DIN 3 (GPO 7) needs to be wired to the BSD board DIN activated as BMW BSD bus 1 Input.
•Any available GPO (GND) output needs to be wired to BSD board GPO and activated as BMW BSD Bus 1 Output.
•Switched +12V.
•Engine GND.
•BSD to the BSD peripheral wire.
NOTE: always use the same GND and +12V source on the BSD board AND the BSD module (s).
Note: a Single BSD is only needed, even if you are using 2 or more BSD modules, just connect them to the BSD board.