Volkswagen Golf Mk7 facelift (2017-2021) Emergency call circuit, w/ head unit coding

AIR BAG CONTROL MODULE BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE CELLULAR TELEPHONE PREPARATION CONTROL HEAD COMPUTER DATA LINES SYSTEM COUPLING POINT ON ROOF EMERGENCY CALL MODULE ANTENNA 2 EMERGENCY CALL MODULE SPEAKER EMERGENCY CALL MODULE, COMMUNICATION UNIT CONTROL MODULE FUSE 17 FUSE PANEL C GPS ANTENNA GRN WIRE GRN/BLU WIRE GRY WIRE GSM ANTENNA HOT AT ALL TIMES INFORMATION ELECTRONICS CONTROL MODULE 1 ORG/BRN WIRE POWER DISTRIBUTION SYSTEM RED/BLU WIRE RED/GRN WIRE ROOF ANTENNA TELEPHONE MICROPHONE VIO/BLU WIRE VIO/GRN WIRE W/O TELEPHONE CHARGING STATION, CELL PHONE OPERATING ELECTRONICS CONTROL MODULE WHT WIRE YEL/GRN WIRE