Mercedes-Benz C-class W204/S204/С204 facelift (2011-2015) (left front wheelhouse) Wiring diagrams

1 2 3 GND NTC 1.8L TURBO 11 3 SOLID STATE 2.1L TURBO DIESEL 3.5L 46 26 43 18 REG LEUS 80 33 88 70 57 22 TMOT 31 9 10 CAN-B H CAN-B L BLK/BLU WIRE BLK/RED WIRE BLU GRY/ WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR ENGINE COMPT) ENGINE CONTROLS SYSTEM EXCEPT 2.0L TURBO DIESEL FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR OF FUSE 12 FUSE 151 FUSE 22 GRN/BLU WIRE GRN/RED WIRE GRY BLU/ WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ ENGINE CIRCUIT 87 RELAY ENERGIZED INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN NCA WIRE OVERHEAD CONTROL PANEL ELECTRONICS PURGE CONTROL VALVE (LEFT FRONT OF ENGINE COMPT) RED WIRE RED/BLK WIRE RED/BRN WIRE RED/VIO WIRE RED/WHT WIRE REFRIGERANT COMPRESSOR (LEFT FRONT OF ENGINE) REFRIGERANT PRESSURE SENSOR (BOTTOM LEFT SIDE OF RADIATOR CONDENSER) SOLID STATE VIO/GRN WIRE VIO/WHT WIRE

1 2 3 GND NTC 1.8L TURBO 3.5L 2.1L TURBO DIESEL 2 3 11 3 SOLID STATE BLK/BLU WIRE BLK/RED WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/YEL (OR BRN/WHT) WIRE BRN/YEL WIRE COOLANT CIRCULATION PUMP COOLANT TEMPERATURE SENSOR ENGINE CONTROLS SYSTEM EXCEPT 2.1L TURBO DIESEL FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 12 FUSE 22 GRN/BLU WIRE GRY/BLU WIRE HOT W/ ENGINE CIRCUIT 87 RELAY ENERGIZED INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEUS OVERHEAD CONTROL PANEL ELECTRONICS (W/ OVERHEAD CONTROL PANEL W/O CAN) (C-CLASS: CENTER REAR OF TRUNK) REAR BLEND AIR FLAP RED WIRE RED/BLK WIRE RED/BRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE REFRIGERANT COMPRESSOR (LEFT FRONT OF ENGINE) REFRIGERANT PRESSURE SENSOR (BOTTOM LEFT SIDE OF RADIATOR CONDENSER) REG SIG SOLID STATE TMOT VIO/WHT WIRE WHT/GRN WIRE WHT/VIO WIRE WHT/YEL WIRE