Mercedes-Benz S-class W221 (2005-2009) special vehicle multifunction control module (svmcm (mss)) Wiring diagrams

2 1 3 FIRE EXTINGUISHING SYSTEM DIAGNOSTIC INTERFACE AIR CONDITIONING SYSTEM AUTHORITIES PERIPHERALS SEPARATION POINT BLK WIRE BLK/GRY WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/WHT WIRE ENGINE FIRE EXTINGUISHING SYSTEM EXTINGUISHING AGENT RESERVOIR FIRE EXTINGUISHING SYSTEM CONTROL MODULE FIRE EXTINGUISHING SYSTEM SWITCH FIRE EXTINGUISHING SYSTEM WARNING BUZZER FRESH AIR SYSTEM/FIRE EXTINGUISHING SYSTEM EMERGENCY ACTIVATE BUTTON FUSE GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES NCA WIRE PAS (GAS), SPECIAL SIGNAL SYSTEM CONTROL MODULE PRESSURE MONITORING SWITCH 1 PRESSURE MONITORING SWITCH 2 REAR FIRE EXTINGUISHING SYSTEM REAR FUSE BOX I RED/BLK WIRE RED/YEL WIRE SPECIAL VEHICLE MULTIFUNCTION CONTROL MODULE (SVMCM (MSS)) SQUIB 1 (+) SQUIB 2 (-) TEMPERATURE SENSOR VIO WIRE VIO/RED WIRE VIO/YEL WIRE W/O MEDIUM RESERVOIR SOLENOID VALVE W/ MEDIUM RESERVOIR SOLENOID VALVE WHT WIRE WHT/BLU WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/YEL WIRE BRN WIRE BRN/WHT WIRE EMERGENCY VEHICLE SYSTEM FIRE EXTINGUISHING FIRE EXTINGUISHING SYSTEM CONTROL MODULE FRESH AIR SENSOR FRESH AIR SYSTEM EMERGENCY ACTIVATE BUTTON FRESH AIR SYSTEM/FIRE EXTINGUISHING SYSTEM EMERGENCY ACTIVATE BUTTON FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE GRN WIRE GRN/WHT WIRE GRY/BLU WIRE NCA WIRE PAS (GAS), SPECIAL SIGNAL SYSTEM CONTROL MODULE RED WIRE RED/BLK WIRE SPECIAL VEHICLE MULTIFUNCTION CONTROL MODULE (SVMCM (MSS)) SYSTEM SWITCH VIO WIRE VIO/RED WIRE W/O MEDIUM RESERVOIR SOLENOID VALVE W/ MEDIUM RESERVOIR SOLENOID VALVE WINDSHIELD WASHER FLUID PUMP (RIGHT FRONT OF ENGINE COMPT)