Mercedes-Benz E-class W212/S212/C207/A207 facelift (2013-2016) blower regulator Wiring diagrams

4 3 2 1 SIG 43 18 LPV LUES AC HOUSING, AIR DISTRIBUTION FLAP ACTUATOR MOTOR (LEFT END OF HVAC UNIT) AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK/BLU WIRE BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BLU/GRN WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR (REAR OF LEFT CYLINDER BANK) DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER LEFT END OF HVAC UNIT) ENGINE CONTROLS SYSTEM FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE FUSE 158 GRN/BLU WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ ENGINE CIRCUIT 87 RELAY ENERGIZED LEFT BLENDING AIR FLAP ACTUATOR (LOWER LEFT SIDE OF HVAC UNIT) LIN B 31 PURGE CONTROL VALVE (LEFT FRONT OF ENGINE COMPT) RED WIRE RED/BLU WIRE RIGHT BLENDING AIR FLAP ACTUATOR (BOTTOM RIGHT CENTER OF HVAC UNIT) SOLID STATE TMOT VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE W/O ECO START/ STOP FUNCTION W/ ECO START/ STOP FUNCTION WHT WIRE WHT/BRN WIRE YEL WIRE

4 3 2 1 SIG 43 18 LPV LUES AC HOUSING, AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK/BLU WIRE BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BLU/GRN WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP COOLANT TEMPERATURE SENSOR (REAR OF LEFT CYLINDER BANK) DIFFUSE FLAP ACTUATOR MOTOR (TOP CENTER OF HVAC UNIT) ENGINE CONTROLS SYSTEM FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE FUSE 158 GRN/BLU WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ ENGINE CIRCUIT 87 RELAY ENERGIZED LEFT BLENDING AIR FLAP ACTUATOR (LOWER LEFT SIDE OF HVAC UNIT) LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER LEFT SIDE OF HVAC UNIT) LEFT FOOTWELL FLAP ACTUATOR MOTOR (LOWER LEFT SIDE OF HVAC UNIT) PURGE CONTROL VALVE (LEFT FRONT OF ENGINE COMPT) RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT BLENDING AIR FLAP ACTUATOR (BOTTOM RIGHT CENTER OF HVAC UNIT) RIGHT CENTER AIR OUTLET FLAP ACTUATOR MOTOR (RIGHT FRONT OF HVAC UNIT) RIGHT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER RIGHT SIDE OF HVAC UNIT) RIGHT FOOTWELL FLAP ACTUATOR MOTOR (LOWER RIGHT SIDE OF HVAC UNIT) SIG SOLID STATE TMOT VIO/WHT WIRE W/O ECO START/ STOP FUNCTION W/ ECO START/ STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE

4 3 2 1 SIG 43 18 LPV LUES AC HOUSING, AIR DISTRIBUTION FLAP ACTUATOR MOTOR (LEFT END OF HVAC UNIT) AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK/BLU WIRE BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BLU/GRN WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR (REAR OF LEFT CYLINDER BANK) DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER LEFT END OF HVAC UNIT) ENGINE CONTROLS SYSTEM FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE FUSE 158 GRN/BLU WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ ENGINE CIRCUIT 87 RELAY ENERGIZED LEFT BLENDING AIR FLAP ACTUATOR (LOWER LEFT SIDE OF HVAC UNIT) LIN B 31 PURGE CONTROL VALVE (LEFT FRONT OF ENGINE COMPT) RED WIRE RED/BLU WIRE RIGHT BLENDING AIR FLAP ACTUATOR (BOTTOM RIGHT CENTER OF HVAC UNIT) SOLID STATE TMOT VIO/GRN WIRE VIO/RED WIRE VIO/WHT WIRE W/O ECO START/ STOP FUNCTION W/ ECO START/ STOP FUNCTION WHT WIRE WHT/BRN WIRE YEL WIRE

4 3 2 1 SIG 43 18 LPV LUES AC HOUSING, AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK/BLU WIRE BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BLU/GRN WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP COOLANT TEMPERATURE SENSOR (REAR OF LEFT CYLINDER BANK) DIFFUSE FLAP ACTUATOR MOTOR (TOP CENTER OF HVAC UNIT) ENGINE CONTROLS SYSTEM FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE FUSE 158 GRN/BLU WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ ENGINE CIRCUIT 87 RELAY ENERGIZED LEFT BLENDING AIR FLAP ACTUATOR (LOWER LEFT SIDE OF HVAC UNIT) LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER LEFT SIDE OF HVAC UNIT) LEFT FOOTWELL FLAP ACTUATOR MOTOR (LOWER LEFT SIDE OF HVAC UNIT) PURGE CONTROL VALVE (LEFT FRONT OF ENGINE COMPT) RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT BLENDING AIR FLAP ACTUATOR (BOTTOM RIGHT CENTER OF HVAC UNIT) RIGHT CENTER AIR OUTLET FLAP ACTUATOR MOTOR (RIGHT FRONT OF HVAC UNIT) RIGHT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER RIGHT SIDE OF HVAC UNIT) RIGHT FOOTWELL FLAP ACTUATOR MOTOR (LOWER RIGHT SIDE OF HVAC UNIT) SIG SOLID STATE TMOT VIO/WHT WIRE W/O ECO START/ STOP FUNCTION W/ ECO START/ STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE

AC HOUSING, BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BLU/GRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 22 GRN/BRN WIRE GRY WIRE GRY/BLU WIRE HOT W/ ENGINE CIRCUIT 87 RELAY ENERGIZED LEFT CENTER AIR OUTLET SYMBOL ILLUMINATION LEFT FRONT FOOTWELL AIR OUTLET TEMPERATURE SENSOR (LEFT FRONT FOOTWELL AREA) LEFT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION LEFT SIDE AIR OUTLET TEMPERATURE SENSOR (LEFT SIDE OF DASH) REAR AIR OUTLET SYMBOL ILLUMINATION RED WIRE RED/GRN WIRE RIGHT CENTER AIR OUTLET SYMBOL ILLUMINATION RIGHT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION VEHICLE INTERIOR HUMIDITY/ TEMPERATURE SENSOR (TOP CENTER OF WINDSHIELD) VIO/BRN WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE W/ AIR OUTLET SYMBOL ILLUMINATION W/O DIRECT SELECT WHT WIRE WHT/BRN WIRE YEL WIRE

2.1L TURBO DIESEL 57 41 18 41 LUES AC HOUSING, ACTUATOR MOTOR (TOP CENTER OF HVAC UNIT) AIR RECIRCULATION MODE BUTTON AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK/BLU WIRE BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BRN WIRE BRN/GRN WIRE CFG COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR (REAR OF LEFT CYLINDER BANK) ENGINE CONTROLS SYSTEM EXCEPT 2.1L TURBO DIESEL FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE FUSE 158 FUSE MODULE W/ FUSE/ RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT CENTER AIR OUTLET FLAP ACTUATOR MOTOR (LEFT FRONT OF HVAC UNIT) LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER LEFT SIDE OF HVAC UNIT) LEFT DIFFUSE FLAP BLENDING AIR FLAP ACTUATOR (LOWER LEFT SIDE OF HVAC UNIT) LEFT FOOTWELL FLAP ACTUATOR MOTOR (LOWER LEFT SIDE OF HVAC UNIT) LPV ME-SFI (ME) CONTROL MODULE (EXCEPT 2.1L TURBO DIESEL) PTC HEATER BOOSTER ELECTRICAL CONNECTOR PURGE CONTROL VALVE (LEFT FRONT OF ENGINE COMPT) REAR BLEND AIR FLAP ACTUATOR MOTOR (BOTTOM LEFT OF HVAC UNIT) REAR SAM CONTROL RED WIRE RED/GRN WIRE RIGHT BLENDING AIR FLAP ACTUATOR (BOTTOM RIGHT CENTER OF HVAC UNIT) RIGHT CENTER AIR OUTLET FLAP ACTUATOR MOTOR (RIGHT FRONT OF HVAC UNIT) RIGHT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER RIGHT SIDE OF HVAC UNIT) RIGHT FOOTWELL FLAP ACTUATOR MOTOR (LOWER RIGHT SIDE OF HVAC UNIT) SIG TMOT VIO/WHT WIRE W/O ECO START/STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE

AC HOUSING, BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BLU/GRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 22 GRN/BRN WIRE GRY WIRE GRY/BLU WIRE HOT W/ ENGINE CIRCUIT 87 RELAY ENERGIZED LEFT CENTER AIR OUTLET SYMBOL ILLUMINATION LEFT FRONT FOOTWELL AIR OUTLET TEMPERATURE SENSOR (LEFT FRONT FOOTWELL AREA) LEFT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION LEFT SIDE AIR OUTLET TEMPERATURE SENSOR (LEFT SIDE OF DASH) REAR AIR OUTLET SYMBOL ILLUMINATION RED WIRE RED/GRN WIRE RIGHT CENTER AIR OUTLET SYMBOL ILLUMINATION RIGHT FRONT SIDE AIR OUTLET SYMBOL ILLUMINATION VEHICLE INTERIOR HUMIDITY/ TEMPERATURE SENSOR (TOP CENTER OF WINDSHIELD) VIO/BRN WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE W/ AIR OUTLET SYMBOL ILLUMINATION W/O DIRECT SELECT WHT WIRE WHT/BRN WIRE YEL WIRE

2.1L TURBO DIESEL 57 41 18 41 LUES AC HOUSING, ACTUATOR MOTOR (TOP CENTER OF HVAC UNIT) AIR RECIRCULATION MODE BUTTON AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK/BLU WIRE BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BRN WIRE BRN/GRN WIRE CFG COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR (REAR OF LEFT CYLINDER BANK) ENGINE CONTROLS SYSTEM EXCEPT 2.1L TURBO DIESEL FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE FUSE 158 FUSE MODULE W/ FUSE/ RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT CENTER AIR OUTLET FLAP ACTUATOR MOTOR (LEFT FRONT OF HVAC UNIT) LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER LEFT SIDE OF HVAC UNIT) LEFT DIFFUSE FLAP BLENDING AIR FLAP ACTUATOR (LOWER LEFT SIDE OF HVAC UNIT) LEFT FOOTWELL FLAP ACTUATOR MOTOR (LOWER LEFT SIDE OF HVAC UNIT) LPV ME-SFI (ME) CONTROL MODULE (EXCEPT 2.1L TURBO DIESEL) PTC HEATER BOOSTER ELECTRICAL CONNECTOR PURGE CONTROL VALVE (LEFT FRONT OF ENGINE COMPT) REAR BLEND AIR FLAP ACTUATOR MOTOR (BOTTOM LEFT OF HVAC UNIT) REAR SAM CONTROL RED WIRE RED/GRN WIRE RIGHT BLENDING AIR FLAP ACTUATOR (BOTTOM RIGHT CENTER OF HVAC UNIT) RIGHT CENTER AIR OUTLET FLAP ACTUATOR MOTOR (RIGHT FRONT OF HVAC UNIT) RIGHT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER RIGHT SIDE OF HVAC UNIT) RIGHT FOOTWELL FLAP ACTUATOR MOTOR (LOWER RIGHT SIDE OF HVAC UNIT) SIG TMOT VIO/WHT WIRE W/O ECO START/STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE

2.1L TURBO DIESEL 57 41 18 41 LUES AC HOUSING, ACTUATOR MOTOR (TOP CENTER OF HVAC UNIT) AIR RECIRCULATION MODE BUTTON AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK/BLU WIRE BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BRN WIRE BRN/GRN WIRE CFG COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR (REAR OF LEFT CYLINDER BANK) ENGINE CONTROLS SYSTEM EXCEPT 2.1L TURBO DIESEL FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE FUSE 158 FUSE MODULE W/ FUSE/ RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT CENTER AIR OUTLET FLAP ACTUATOR MOTOR (LEFT FRONT OF HVAC UNIT) LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER LEFT SIDE OF HVAC UNIT) LEFT DIFFUSE FLAP BLENDING AIR FLAP ACTUATOR (LOWER LEFT SIDE OF HVAC UNIT) LEFT FOOTWELL FLAP ACTUATOR MOTOR (LOWER LEFT SIDE OF HVAC UNIT) LPV ME-SFI (ME) CONTROL MODULE (EXCEPT 2.1L TURBO DIESEL) PTC HEATER BOOSTER ELECTRICAL CONNECTOR PURGE CONTROL VALVE (LEFT FRONT OF ENGINE COMPT) REAR BLEND AIR FLAP ACTUATOR MOTOR (BOTTOM LEFT OF HVAC UNIT) REAR SAM CONTROL RED WIRE RED/GRN WIRE RIGHT BLENDING AIR FLAP ACTUATOR (BOTTOM RIGHT CENTER OF HVAC UNIT) RIGHT CENTER AIR OUTLET FLAP ACTUATOR MOTOR (RIGHT FRONT OF HVAC UNIT) RIGHT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER RIGHT SIDE OF HVAC UNIT) RIGHT FOOTWELL FLAP ACTUATOR MOTOR (LOWER RIGHT SIDE OF HVAC UNIT) SIG TMOT VIO/WHT WIRE W/O ECO START/STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE

2.1L TURBO DIESEL 57 41 18 41 LUES AC HOUSING, ACTUATOR MOTOR (TOP CENTER OF HVAC UNIT) AIR RECIRCULATION MODE BUTTON AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK/BLU WIRE BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BRN WIRE BRN/GRN WIRE CFG COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR (REAR OF LEFT CYLINDER BANK) ENGINE CONTROLS SYSTEM EXCEPT 2.1L TURBO DIESEL FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE FUSE 158 FUSE MODULE W/ FUSE/ RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT CENTER AIR OUTLET FLAP ACTUATOR MOTOR (LEFT FRONT OF HVAC UNIT) LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER LEFT SIDE OF HVAC UNIT) LEFT DIFFUSE FLAP BLENDING AIR FLAP ACTUATOR (LOWER LEFT SIDE OF HVAC UNIT) LEFT FOOTWELL FLAP ACTUATOR MOTOR (LOWER LEFT SIDE OF HVAC UNIT) LPV ME-SFI (ME) CONTROL MODULE (EXCEPT 2.1L TURBO DIESEL) PTC HEATER BOOSTER ELECTRICAL CONNECTOR PURGE CONTROL VALVE (LEFT FRONT OF ENGINE COMPT) REAR BLEND AIR FLAP ACTUATOR MOTOR (BOTTOM LEFT OF HVAC UNIT) REAR SAM CONTROL RED WIRE RED/GRN WIRE RIGHT BLENDING AIR FLAP ACTUATOR (BOTTOM RIGHT CENTER OF HVAC UNIT) RIGHT CENTER AIR OUTLET FLAP ACTUATOR MOTOR (RIGHT FRONT OF HVAC UNIT) RIGHT DEFROSTER VENT FLAP ACTUATOR MOTOR (UPPER RIGHT SIDE OF HVAC UNIT) RIGHT FOOTWELL FLAP ACTUATOR MOTOR (LOWER RIGHT SIDE OF HVAC UNIT) SIG TMOT VIO/WHT WIRE W/O ECO START/STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE