Mercedes-Benz E-class W212/S212/C207/A207 facelift (2013-2016) rear air vent emergency alarm system button wiring diagram

1 2 3 4 MIC II (+) MIC II (-) MIC RE (+) MIC RE (-) 15 PTT ALRM OFF ALARM ON 28 7 25 11 12 ALARM ON MUTE MUTE CAN B H CAN B L 30 LS (+) LS (-) ALARM ON BLK WIRE BLK/GRY WIRE BRN WIRE BRN/ORG WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FUSE 56 FUSE 90 GRN WIRE HOT AT ALL TIMES LEFT FOOTWELL EMERGENCY ALARM SYSTEM BUTTON LEFT OUTSIDE MIRROR MICROPHONE LS+ MIC GND MIC II (-) MIC LS (+) 31 MIC LS (-) WSA MIC NF (+) MIC VCC MIC NF (+) MIC VCC MIC GND MIC RE (-) MICROPHONE SEPARATION POINT MUTE NCA WIRE ORG/ WIRE OUTSIDE PAS (GAS) SPEAKER PAS (GAS) CONTROL UNIT PTT ALRM OFF REAR AIR VENT EMERGENCY ALARM SYSTEM BUTTON REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED WIRE RED/GRN WIRE RIGHT FOOTWELL EMERGENCY ALARM SYSTEM BUTTON RIGHT OUTSIDE MIRROR MICROPHONE SCR SPECIAL-PURPOSE VEHICLE MULTI-FUNCTION CONTROL UNIT WHT WIRE YEL WIRE YEL/BLK WIRE