Panic alarm circuit for Mercedes-Benz B-class W246 facelift (2014-2018)

BL SIG BLU/ORG WIRE BLU/WHT WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE BRN/YEL WIRE EMERGENCY VEHICLE FUSE BOX FB (+) SOSI A FB A FUSE 1 FUSE 2 FUSE 6 FUSE 7 GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES LD A MF (+) PTT MF (-) NCA WIRE ORG/ WIRE PAS (GAS) CONTROL UNIT PNK WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY ENERGIZED RKL (+) RKL A ROOF SIGN LAMP ELECTRICAL CONNECTOR ROTATING BEACON ELECTRICAL CONNECTOR SHD TF SIG VIO WIRE YEL WIRE

BLK WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE BRN/WHT WIRE BRN/YEL WIRE GRN WIRE GRN/WHT WIRE GRY WIRE LEFT, RIGHT ROOF LIGHT BAR ELECTRICAL CONNECTOR MICROPHONE ELECTRICAL CONNECTOR NCA WIRE ORG/ WIRE OUTSIDE SPEAKER ELECTRICAL CONNECTOR PNK WIRE RED/WHT WIRE ROOF LIGHT BAR SIGNALING SYSTEM OPERATING UNIT ELECTRICAL CONNECTOR SPECIAL SIGNAL SYSTEM OPERATING UNIT SPECIAL-PURPOSE VEHICLE MULTI-FUNCTION CONTROL UNIT TACHOGRAPH ELECTRICAL CONNECTOR VIO WIRE WHT WIRE YEL WIRE YEL/BRN WIRE