Mercedes-Benz R-class W251 facelift (2007-2010) org/ Wiring diagrams

A/C COMPRESSOR (LEFT FRONT AAC PUSHBUTTON CONTROL MODULE AC RECIRCULATION UNIT BATTERY COMPARTMENT PREFUSE BOX (UNDER RIGHT FRONT SEAT) BLOWER MOTOR BLOWER REGULATOR BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN-B H CAN-B L COCKPIT FUSE BOX COMPUTER DATA LINES SYSTEM FLAP ACTUATOR MOTOR (LEFT SIDE OF A/C HOUSING) FRESH AIR/RECIRCULATED AIR FLAPS ACTUATOR MOTOR (RIGHT SIDE OF A/C HOUSING) FUSE 12 (BEHIND RIGHT END OF DASH) FUSE 78 FUSE 91 GND GND GND LIN GRN WIRE GRN/BLU WIRE GRY/BLK WIRE GRY/BLU WIRE HEATER BOOSTER (IF EQUIPPED) (BEHIND CENTER OF DASH) HOT AT ALL TIMES KRV ZWP LEFT FOOTWELL) LIN NCA WIRE OF ENGINE) ORG/ WIRE PNK WIRE PNK/WHT WIRE REAR SHUTOFF FLAP ACTUATOR MOTOR (RIGHT SIDE OF A/C HOUSING) RED WIRE RED/BLK WIRE RIGHT BLENDING AIR FLAP ACTUATOR (RIGHT SIDE OF A/C HOUSING) SIG SIG SIG SIG SIG SIG SIG SIG SIG SIG WAKE UP VIO WIRE VIO/BLK WIRE VIO/WHT WIRE YEL/BLK WIRE

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

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 SIG DIAG SIG SIG SIG SIG SIG SIG A/C COMPRESSOR (LEFT FRONT OF ENGINE) BATTERY COMPARTMENT PREFUSE BOX (UNDER RIGHT FRONT SEAT) BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/WHT WIRE BOOSTER BLOWER ELECTRONIC BLOWER CONTROLLER (ON BLOWER MOTOR) BOOSTER BLOWER MOTOR (UNDER REAR OF CENTER CONSOLE) BRN WIRE BRN/RED WIRE COCKPIT FUSE BOX COMFORT AAC PUSHBUTTON CONTROL MODULE COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP (RIGHT FRONT OF ENGINE COMPT) EMISSIONS SENSOR (RIGHT REAR CORNER OF ENGINE COMPT) FUSE 10 (BEHIND RIGHT END OF DASH) FUSE 12 FUSE 78 FUSE 91 GND ANST KRV ZWP (+) GND GND GND LIN GND LIN CAN-B H CAN-B L GRN/BLU WIRE GRN/BRN WIRE GRN/RED WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/WHT WIRE HOT AT ALL TIMES LIN NCA WIRE ORG/ WIRE PNK WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE REFRIGERANT PRESSURE SENSOR (EXCEPT 5.0L) (LEFT FRONT OF ENGINE COMPT) SIG SIG SIG SIG WAKE UP SIG SIG VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WHT/BLK WIRE YEL/BLK WIRE YEL/WHT WIRE

AC RECIRCULATION UNIT BLK WIRE BLOWER MOTOR BLOWER REGULATOR BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE CENTER REAR INTERIOR TEMPERATURE SENSOR (UNDER CENTER FLOOR CONSOLE) CIRCUIT 31 LEFT REAR SEAT VOLTAGE DISTRIBUTOR CONNECTOR DEW POINT SENSOR (UNDER RIGHT SIDE OF DASH, NEAR BLOWER MOTOR) DIVERTER FLAP ACTUATOR MOTOR (CENTER OF A/C HOUSING) FRESH AIR/RECIRCULATED AIR FLAPS ACTUATOR MOTOR (RIGHT SIDE OF A/C HOUSING) FUSE 67 GRN WIRE GRN/BLU WIRE GRY WIRE GRY/BLU WIRE HEATER BOOSTER (IF EQUIPPED) (BEHIND CENTER OF DASH) HOT AT ALL TIMES LEFT BLENDING AIR FLAP ACTUATOR (LEFT SIDE OF A/C HOUSING) LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR (LEFT SIDE OF A/C HOUSING) LOAD COMPARTMENT FUSE, RELAY BOX (RIGHT REAR OF CARGO AREA) NCA WIRE ORG/ WIRE PNK WIRE REAR AIR CONDITIONING EVAPORATOR TEMPERATURE SENSOR (ON REAR HVAC UNIT) REAR HEADROOM AC TEMPERATURE SENSOR (ABOVE RIGHT REAR WHEELWELL) RED WIRE RED/BLK WIRE RIGHT BLENDING AIR FLAP ACTUATOR (RIGHT SIDE OF A/C HOUSING) VIO WIRE VIO/BLK WIRE VIO/WHT WIRE W/ REAR WINDOW DEFROSTER 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

30 DVV 87 SIG ABLV AIR COMPRESSOR MOTOR AIR SUSPENSION COMPRESSOR RELAY AIRMATIC COMPRESSOR UNIT (BEHIND RIGHT SIDE OF FRONT BUMPER) AIRMATIC PRESSURE REDUCTION VALVE AIRMATIC W/ADS CONTROL MODULE (IN RIGHT FRONT FOOTWELL) BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE ENGINE COMPARTMENT FUSE, RELAY BOX (RIGHT SIDE OF ENGINE COMPT) FRONT PREFUSE FUSE 108 FUSE 32 FUSE 53 FUSE 8 (RIGHT REAR OF ENGINE COMPT) GRN/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HL WE HOT AT ALL TIMES HOT IN RUN OR START LEFT FRONT LEVEL SENSOR (IN LEFT FRONT WHEELWELL) LEFT FRONT SOLENOID VALVE 2 LOAD COMPARTMENT FUSE, RELAY BOX (RIGHT REAR NCA WIRE OF CARGO AREA) ORG/ WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE REL (+) SIG RIGHT FOOTWELL VOLTAGE DISTRIBUTOR CONNECTOR RIGHT FRONT LEVEL SENSOR (IN RIGHT FRONT WHEELWELL) RIGHT FRONT SOLENOID VALVE 1 SIG SIG REL SIG VIO WIRE VL - WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/WHT WIRE

AIRMATIC VALVE UNIT (FRONT OF RIGHT FRONT WHEELWELL) AIRMATIC W/ADS CONTROL MODULE (IN RIGHT FRONT FOOTWELL) BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN C H CAN C L CENTRAL RESERVOIR CHARGE VALVE COMPUTER DATA LINES SYSTEM DVV GRN WIRE GRN/WHT WIRE GRY WIRE LEFT REAR AXLE DAMPING VALVE UNIT (IN LEFT REAR WHEELWELL) LEFT REAR LEVEL SENSOR (IN LEFT REAR WHEELWELL) LEFT REAR SOLENOID VALVE 1 LEFT REAR SOLENOID VALVE 2 LEFT REAR VALVE NCA WIRE ORG/ WIRE PNK WIRE PNK/RED WIRE PNK/WHT WIRE PRESSURE SENSOR RIGHT FRONT RIGHT LEFT REAR FRONT VALVE VALVE VALVE RIGHT REAR LEVEL SENSOR (IN RIGHT REAR WHEELWELL) RIGHT REAR SOLENOID VALVE 1 SIG VIO WIRE WHT WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 SIL FL(+) SIR 49 RE 49 LI AIR CONDITIONING SYSTEM AUXILIARY BATTERY BATTERY COMPARTMENT PREFUSE BOX (UNDER RIGHT REAR FOOTWELL) BBV HR BBV VR BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN B L CAN B H COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM WIPER/WASHER SYSTEM ELECTRONIC SUSPENSION SYSTEM FRONT SAM CONTROL UNIT (UNDER FRONT PASSENGER'S SEAT) FUSE 88 FUSE 89 FUSE 90 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HORNS SYSTEM HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM INSTRUMENT CLUSTER SYSTEM WIPER/WASHER SYSTEM AIR CONDITIONING SYSTEM INTERIOR LIGHTS SYSTEM, POWER WINDOWS SYSTEM ORG/ WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM POWER WINDOWS SYSTEM RED WIRE RED/BLK WIRE RED/WHT WIRE SEATS SYSTEM INTERIOR LIGHTS SYSTEM SEATS SYSTEM SRA STARTING/CHARGING SYSTEM POWER WINDOWS SYSTEM WIPER/WASHER SYSTEM VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 49 HI LI PNK WIRE 3.BREMSL 49 HI RE 51 52 AL(+) TIG R 58 LI ANTI-THEFT SYSTEM BATTERY COMPARTMENT BLK WIRE BLK/BLU WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN-B H CAN-B H CAN-B L CAN-B L COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM INTERIOR, EXTERIOR LIGHTS SYSTEMS ENGINE CONTROLS, INSTRUMENT CLUSTER SYSTEMS EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM FUSE 79 FUSE 80 PREFUSE BOX (UNDER RIGHT REAR FOOTWELL) GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/WHT WIRE HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HORN HOT AT ALL TIMES INTERIOR LIGHTS SYSTEM NAVIGATION SYSTEM KR(+) AL(+) TK NAVIGATION SYSTEM ORG/ WIRE PNK/BLK WIRE PNK/WHT WIRE POWER DISTRIBUTION SYSTEM POWER WINDOWS SYSTEM REAR SAM CONTROL MODULE REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RED WIRE RED/BLK WIRE RED/WHT WIRE RF LI RF RE RWTL PNK WIRE SEATS SYSTEM T/G TG+R TIG L TG+L TK MHK VIO WIRE VIO/BLK WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WIPER/WASHER SYSTEM DOOR LOCKS SYSTEM YEL WIRE YEL/BLK WIRE ZV-T

BLK WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE BRN/WHT WIRE BRS CDI CONTROL MODULE (LEFT FRONT OF ENGINE COMPT) CHARGE PRESSURE SENSOR (RIGHT FRONT OF ENGINE) DRV (+) FUEL PUMP (IN RIGHT SIDE OF FUEL TANK) GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BRN WIRE GRY/RED WIRE GRY/YEL WIRE HFM-1 HFM-2 INJ L KTS_S KWG LDF-1 LIN MOT- NCA WIRE ORG/ WIRE PRESSURE SENSOR DOWNSTREAM OF AIR CLEANER RAIL PRESSURE SENSOR (REAR OF RIGHT FUEL RAIL) RDS RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE TMOT TWC (KAT) TEMPERATURE SENSOR (IN EXHAUST, RIGHT OF TRANSMISSION) WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BRN WIRE ZME_L