Mercedes-Benz R-class W251 facelift (2007-2010) front prefuse (right rear of engine compt) Wiring diagrams

2 3 4 1 PNK WIRE 3.5L 3.0L 51 52 58 41 54 43 CAN-C H CAN-C L GER (OR LUES) 60 56 66 16 TMOT (-) BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CENTER REAR INTERIOR TEMPERATURE SENSOR (UNDER CENTER FLOOR CONSOLE) COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP (RIGHT FRONT OF ENGINE COMPT) ELECTRIC SUCTION FAN ENGINE, AC W/ INTEGRATED CONTROL (BEHIND RADIATOR) ENGINE COMPT FUSE, RELAY BOX (RIGHT SIDE OF ENGINE COMPT) EVAPORATOR TEMPERATURE SENSOR (UNDER LEFT SIDE OF DASH) FRONT PREFUSE (RIGHT REAR OF ENGINE COMPT) FUSE 101 FUSE 7 GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ ENGINE CIRCUIT 87 RELAY ENERGIZED LEFT CENTER AIR FLAP ACTUATOR MOTOR (LEFT SIDE OF A/C HOUSING) LEFT CENTER OUTLET TEMPERATURE SENSOR LEFT FOOTWELL TEMPERATURE SENSOR LEFT SIDE OUTLET TEMPERATURE SENSOR (BEHIND LEFT SIDE OF DASH) NCA WIRE ORG/ WIRE PNK WIRE PNK/WHT WIRE REAR AIR DISTRIBUTION FLAP ACTUATOR MOTOR (ON BOOSTER BLOWER ASSEMBLY) RED WIRE REFRIGERANT PRESSURE SENSOR (EXCEPT 5.0L) (LEFT FRONT OF ENGINE COMPT) RIGHT CENTER OUTLET TEMPERATURE SENSOR (BEHIND CENTER OF DASH) RIGHT FOOTWELL TEMPERATURE SENSOR (UNDER RIGHT CENTER OF DASH) RIGHT SIDE OUTLET TEMPERATURE SENSOR (BEHIND RIGHT SIDE OF DASH) SUN SENSOR (TOP CENTER OF DASH) VIO WIRE VIO/BLK WIRE VIO/WHT WIRE YEL/BLK WIRE

3.5L 3.0L 58 51 52 43 41 54 GER (OR LUES) CAN-C H CAN-C L 60 56 66 16 TMOT (-) AIR DISTRIBUTION ACTUATOR MOTOR (ON REAR A/C UNIT) BLENDING AIR FLAP ACTUATOR MOTOR (ON REAR A/C UNIT) BLK WIRE BLK/BLU WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM ENGINE COMPT FUSE, RELAY BOX (RIGHT SIDE OF ENGINE COMPT) EVAPORATOR TEMPERATURE SENSOR FRONT PREFUSE (RIGHT REAR OF ENGINE COMPT) FUSE 101 FUSE 7 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ ENGINE CIRCUIT 87 RELAY ENERGIZED LEFT CENTER AIR FLAP ACTUATOR MOTOR (LEFT SIDE OF A/C HOUSING) LEFT CENTER OUTLET TEMPERATURE SENSOR LEFT FOOTWELL TEMPERATURE SENSOR LEFT SIDE OUTLET TEMPERATURE SENSOR NCA WIRE ORG/ WIRE PNK WIRE REAR AIR DISTRIBUTION FLAP ACTUATOR MOTOR (ON BOOSTER BLOWER ASSEMBLY) RED WIRE RED/BLK WIRE RIGHT CENTER AIR FLAP ACTUATOR MOTOR (RIGHT SIDE OF A/C HOUSING) RIGHT CENTER OUTLET TEMPERATURE SENSOR RIGHT FOOTWELL FLAP ACTUATOR MOTOR (RIGHT SIDE OF A/C HOUSING) RIGHT FOOTWELL TEMPERATURE SENSOR RIGHT SIDE OUTLET TEMPERATURE SENSOR VIO WIRE VIO/BLK WIRE VIO/WHT WIRE W/ REAR A/C W/O REAR A/C YEL/BLK WIRE

1 6 5 30 CAN-C L CAN-C H 3.0L TURBO 3.5L 45 41 54 61 CAN-C H CAN-C L 51 52 CAN-C H CAN-C L AUXILIARY BATTERY BATTERY BATTERY COMPARTMENT PREFUSE FUSE 86 BOX (UNDER RIGHT REAR FOOTWELL) BLK WIRE BRN WIRE CAN C H CAN C L CDI CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) COCKPIT FUSE BOX FUSE 14 (BEHIND RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM EIS (EZS) CONTROL UNIT FRONT PREFUSE (RIGHT REAR OF ENGINE COMPT) GENERATOR GLOW TIME OUTPUT STAGE GRN WIRE GRN/WHT WIRE GRY/BLK WIRE INSTRUMENT CLUSTER LIN ME-SFI CONTROL MODULE MULTIFUNCTION DISPLAY RED WIRE RED/BLK WIRE RED/WHT WIRE WHT/BLU WIRE

11 4 2 DATA 31 30 12 13 CAN-C L CAN-C H 2 1 CAN-C L CAN-C H 6 3 2 1 31 31 CAN-B L CAN-B H 6 5 CAN-C L CAN-C H 7 8 CAN-C L CAN-C H 9 10 11 8 30 CAN-C H CAN-C L 31 BLK/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN B L CAN B H CENTRAL GATEWAY CONTROL MODULE (IN LEFT FRONT FOOTWELL) COMBINATION SWITCH COMPT) COMPUTER DATA LINES SYSTEM EIS (EZS) CONTROL MODULE ENGINE COMPARTMENT FUSE, RELAY BOX (RIGHT SIDE OF ENGINE FRONT PREFUSE (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL UNIT (UNDER FRONT PASSENGER'S SEAT) FUSE 100 FUSE 60 FUSE 8 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT AT ALL TIMES COCKPIT PREFUSE BOX (BEHIND RIGHT END OF DASH) FUSE 13 INSTRUMENT CLUSTER INTELLIGENT SERVO MODULE FOR DIRECT SELECT (LEFT REAR OF TRANSMISSION HOUSING) LOAD COMPARTMENT FUSE, RELAY BOX (RIGHT SIDE OF CARGO AREA) ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL MODULE PNK WIRE PNK/BLK WIRE RAIN/LIGHT SENSOR (CENTER FRONT OF ROOF) RED WIRE RED/BLU WIRE RELAY ENERGIZED STEERING COLUMN MODULE (TOP OF STEERING COLUMN) VIO WIRE WHT/BLK WIRE WINDSHIELD WASHER FLUID LEVEL INDICATOR SWITCH (IN WASHER FLUID RESERVOIR) WINDSHIELD WASHER FLUID PUMP (ON WASHER FLUID RESERVOIR) WINDSHIELD WASHER SYSTEM SWITCH WIPE SWITCH WIPER LEVEL 1, 2 RELAY WIPER MOTOR (REAR OF ENGINE COMPT) WIPER ON/OFF RELAY

1 2 3 4 5 6 CA 1 2 3 4 5 6 CB 3.5L 30 31 CAN B L CAN B H CAN C H CAN C L AIR PUMP RELAY AIR SUSPENSION COMPRESSOR RELAY AUXILIARY BATTERY BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CDI CONTROL MODULE CIRCUIT 15 RELAY COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP RELAY (NOT USED) DC/AC CONVERTER CONTROL UNIT EIS (EZS) CONTROL MODULE ELECTRIC DTR CONTROL CONTROL UNIT UNIT (VGS) ELECTRIC SUCTION FAN ENGINE, A/C W/ INTEGRATED CONTROL ESP CONTROL MODULE ENGINE CIRCUIT ESP CONTROL INTELLIGENT SERVO MODULE MODULE FOR DIRECT SELECT ESP CONTROL MODULE FANFARE HORN RELAY FROM BATTERY (DIAGRAM 1 OF 3) FROM BATTERY COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 3) FROM COCKPIT PREFUSE BOX (DIAGRAM 1 OF 3) FROM LOAD COMPARTMENT FUSE, RELAY BOX (DIAGRAM 1 OF 3) FROM LOAD COMPARTMENT FUSE, RELAY BOX (DIAGRAM 2 OF 3) FRONT PREFUSE (RIGHT REAR OF ENGINE COMPT) FRONT SAM CONTROL UNIT FUSE FUSE 109 FUSE 111 FUSE 110 FUSE 112 FUSE 113 W/ CUSTOMER OPTION FUSE 114 FUSE 115 FUSE 116 FUSE 117 FUSE 118 FUSE 120 FUSE 121 FUSE 123 GENERATOR GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRY/BLK WIRE ISM LEFT FRONT HEADLAMP UNIT ME-SFI (ME) CONTROL MODULE ORG/BLK WIRE ORG/BLU WIRE PNK WIRE RED WIRE RED/WHT WIRE RELAY RESERVE FUSE RESERVE FUSE 124 RESERVE FUSE 125 RIGHT FRONT HEADLAMP UNIT STARTER RELAY TK 31 30 TO FUSE 114 DIAGRAM (3 OF 3) TO FUSE 121 DIAGRAM (3 OF 3) W/O CUSTOMER OPTION WIPER LEVEL 1/2 RELAY WIPER ON/OFF RELAY YEL WIRE

1 2 COMPUTER CAN-C H CAN-C L DATA LINES SYSTEM 2 1 COMPUTER CAN-C H CAN-C L DATA LINES SYSTEM 41 54 CAN-C H CAN-C L 6 5 COMPUTER CAN-C L CAN-C H DATA LINES SYSTEM BATTERY BLK/BLU WIRE BRN WIRE CIRCUIT 15 RELAY COMPUTER DATA LINES SYSTEM EIS (EZS) CONTROL UNIT ELECTRIC CONTROL UNIT (VGS) ENGINE COMPARTMENT FUSE, RELAY BOX (RIGHT SIDE OF ENGINE COMPT) FRONT PREFUSE (RIGHT REAR OF ENGINE COMPT) FUSE GENERATOR GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES INTELLIGENT SERVO MODULE (DIRECT SELECT) (LEFT REAR OF TRANSMISSION HOUSING) ME-SFI CONTROL MODULE PNK/BLK WIRE RED WIRE RED/WHT WIRE STARTER STARTER RELAY VIO/WHT WIRE