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

BLK WIRE BLK/WHT WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE DRIVER BACKREST ANGLE ADJUSTMENT MOTOR (IN DRIVER'S FRONT SEAT BACK) DRIVER FRONT SEAT HEIGHT ADJUSTMENT MOTOR DRIVER REAR SEAT HEIGHT ADJUSTMENT MOTOR (UNDER DRIVER'S FRONT SEAT) DRIVER SEAT ADJUSTMENT COMFORT RELAY (UNDER DRIVER'S SEAT) DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR DRIVER' SEAT ADJUSTMENT SWITCH FRONT PASSENGER SEAT ADJUSTMENT COMFORT RELAY FRONT PASSENGER SEAT ADJUSTMENT SWITCH FUSE 27 FUSE 28 GRN WIRE GRN/BLK WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HOT AT ALL TIMES LOAD COMPARTMENT FUSE, RELAY BOX (RIGHT REAR OF CARGO AREA) REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE VOR ZUR HOCH TIEF VOR ZUR HOCH TIEF WHT WIRE

1 2 3 5 31 SIG 1 3 1 2 5 6 GND OR IR- IR+ IR DATA 35 36 CAN-B L CAN-B H 4 1 2 5 30 CAN-B H CAN-B L 31 BLU WIRE BRN WIRE BRN/RED WIRE CND COMPUTER DATA LINES SYSTEM DRIVER OPEN & CLOSED SWITCH (W/ AUTOMATIC REAR END DOOR) FRONT PASSENGER POWER WINDOW SWITCH FUSE 26 RELAY BOX (RIGHT REAR OF CARGO AREA) FUSE 34 GRN WIRE GRY/BLK WIRE HORNS SYSTEM HOT AT ALL TIMES LEFT FRONT DOOR CL MOTOR (REAR OF LEFT FRONT DOOR) LEFT FRONT DOOR CONTROL MODULE (IN FRONT OF LEFT FRONT DOOR) LEFT FRONT DOOR ENTRANCE, EXIT LAMP LEFT FRONT DOOR INSIDE HANDLE ILLUMINATION LEFT FRONT IR RECEIVER LEFT FRONT KEYLESS GO DOOR HANDLE LEFT INTERIOR CL [ZV] SWITCH LOAD COMPARTMENT FUSE, NCA WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE RIGHT FRONT DOOR CL MOTOR (REAR OF RIGHT FRONT DOOR) RIGHT FRONT DOOR CONTROL MODULE (IN FRONT OF RIGHT FRONT DOOR) RIGHT FRONT DOOR ENTRANCE, EXIT LAMP RIGHT FRONT DOOR INSIDE HANDLE ILLUMINATION RIGHT FRONT KEYLESS GO DOOR HANDLE (W/ KEYLESS GO) RIGHT INTERIOR CL [ZV] SWITCH SIG (2) VIO/BLK WIRE W/KEYLESS GO W/O IR REMOTE CONTROL W/O KEYLESS GO W/ IR REMOTE CONTROL WHT WIRE WHT/BLK WIRE

1 2 3 4 5 6 7 8 9 10 11 12 AUX L SHIELD 1 2 3 4 5 6 7 8 HR+ VR+ VL+ HL+ HR- VR- VL- HL- 1 2 MOST OUT MOST IN 14 13 15 10 GND NF L NF R ANTENNA 30 WAKE UP ANT AUX R + BACKUP CAMERA CIRCUIT SOUND SYSTEMS BLK WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN-B L MUTE CAN-B H 31 ANTENNA CIRCUIT 31 LEFT REAR SEAT VOLTAGE DISTRIBUTOR CONNECTOR 1 COMAND OPERATING, DISPLAY, CONTROL MODULE COMPUTER DATA LINES SYSTEM EMERGENCY CALL SYSTEM CONTROL UNIT (IN LEFT REAR FOOTWELL) FM REAR WINDOW ANTENNA AMPLIFIER (LEFT SIDE OF TAILGATE) FUSE 25 GPS GPS ANTENNA SPLITTER (LEFT REAR FOOTWELL) GRN WIRE GRN/BLK WIRE GRY/BLK WIRE HOT AT ALL TIMES INTERFERENCE FILTER 1 (TOP CENTER OF TAILGATE) LEFT FRONT DOOR SPEAKER LEFT FRONT DOOR TWEETER LEFT REAR DOOR SPEAKER LEFT REAR DOOR TWEETER LEFT REAR FOOTWELL NCA WIRE ORG/ WIRE PNK WIRE REAR AUDIO CONTROL UNIT (IF EQUIPPED) REAR SAM CONTROL MODULE (RIGHT REAR OF CARGO AREA) RED WIRE RED/BLK WIRE RIGHT FRONT DOOR SPEAKER RIGHT FRONT DOOR TWEETER RIGHT REAR DOOR SPEAKER RIGHT REAR DOOR TWEETER ROOF ANTENNA MODULE (CENTER REAR OF ROOF) SIG SOUND SYSTEMS VIO WIRE VIO/BLK WIRE W/ REAR ENTERTAINMENT W/O SOUND SYSTEM WALKMAN SEPARATION POINT WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

1 6 3 4 5 2 (NOT USED) PNK WIRE ANT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLK WIRE CENTER COCKPIT SPEAKER (CENTERFILL) CIRCUIT 31 LEFT REAR SEAT VOLTAGE DISTRIBUTOR CONNECTOR COMAND OPERATING DISPLAY, CONTROL MODULE (W/O SOUND SYSTEM) COMPUTER DATA LINES SYSTEM CTEL ANTENNA DISTRIBUTOR CONNECTOR EMERGENCY CALL SYSTEM CONTROL UNIT (IN LEFT REAR FOOTWELL) FRONT SAM CONTROL MODULE (UNDER FRONT PASSENGER'S SEAT) FUSE FUSE 60 (RIGHT REAR OF CARGO AREA) GPS ANTENNA SPLITTER (IN LEFT REAR FOOTWELL) GRN WIRE GRY WIRE GRY/WHT WIRE HANDS-FREE SYSTEM MICROPHONE GROUP HOT AT ALL TIMES HOT W/ CIRCUIT LEFT REAR FOOTWELL LOAD COMPARTMENT FUSE, RELAY BOX LSP + CAN-D H CAN-D L MB-INFO, TELEDIAGNOSIS BUTTON GROUP MIC 1 MIC GND LSP - MUTE NCA WIRE ORG/ WIRE PNK EC LED TDC LED IC LED ECS ICS ICS CRASH WIRE PNK WIRE RED WIRE SOS PUSHBUTTON SWITCH TELE AID SPARE ANTENNA (LEFT SIDE OF CARGO AREA) UNIVERSAL PORTABLE CTEL INTERFACE (UPCI (UHI)) CONTROL MODULE (UNDER RIGHT SEAT VIO WIRE W/ SOUND SYSTEM W/O SOUND SYSTEM W/ UPCI (UHI) (UNIVERSAL PORTABLE CTEL INTERFACE) W/O UPCI (UHI) (UNIVERSAL PORTABLE CTEL INTERFACE) WAKE UP SIGNAL WHT WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 6 7 8 ANT GND ANT GND BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COCKPIT KEYLESS GO ANTENNA (UNDER FRONT OF CENTER FLOOR CONSOLE) COMPUTER DATA LINES SYSTEM GND GND GND GND GND GND GND GND GRN/BLK WIRE GRN/BLU WIRE HR VR HL VL INTERIOR KEYLESS GO ANTENNA (CENTER REAR OF FLOOR) KEYLESS GO CONTROL MODULE (RIGHT REAR OF CARGO AREA) KEYLESS GO LEFT REAR DOOR ANTENNA (IN LEFT REAR DOOR) KEYLESS GO RIGHT REAR DOOR ANTENNA (IN RIGHT REAR DOOR) KEYLESS GO TRUNK ANTENNA (LEFT SIDE OF TAILGATE) LEFT FRONT KEYLESS GO DOOR HANDLE LEFT REAR KEYLESS GO DOOR HANDLE NCA WIRE PNK/BLK WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT KEYLESS GO DOOR HANDLE RIGHT REAR KEYLESS GO DOOR HANDLE ROOF ANTENNA MODULE (CENTER REAR OF ROOF) WHT WIRE WHT/BLK WIRE YEL/BLK WIRE YEL/WHT WIRE

#1 #2 #3 #4 #5 #6 1 2 3 4 31 30 CAN-B L CAN-B H 1 2 3 4 5 6 7 8 9 10 11 12 13 14 H (+) H (+) H (+) H (-) H (-) H (-) 2 3 4 5 6 PNK H (+) VOR H (+) HOCH WIRE 31 CAN-B L CAN-B H 30 BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B L CAN-B H 30 COMPUTER DATA LINES SYSTEM FRONT PASSENGER REAR SEAT HEIGHT ADJUSTMENT MOTOR (UNDER PASSENGER'S FRONT SEAT) FRONT PASSENGER SEAT FORE/AFT ADJUSTMENT MOTOR (UNDER PASSENGER'S FRONT SEAT) FRONT PASSENGER SEAT W/ MEMORY ADJUSTMENT SWITCH GROUP GRN/BLU WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE H (-) ORG/ WIRE PNK WIRE RED WIRE RED/WHT WIRE RIGHT FRONT DYNAMIC SEAT CONTROL MODULE RIGHT FRONT DYNAMIC SWITCH RIGHT FRONT LUMBAR SUPPORT ADJUSTMENT SWITCH RIGHT FRONT MULTICONTOUR BACKREST SWITCH GROUP RIGHT FRONT PULSE SWITCH RIGHT FRONT SEAT CUSHION FORE/ AFT ADJUSTMENT SWITCH RIGHT FRONT SIDE BOLSTERS ADJUSTMENT SWITCH TIEF HOCH TIEF VIO WIRE VIO/BLK WIRE VIO/WHT WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/WHT WIRE ZUR VOR HOCH

3.5L AC RECIRCULATION UNIT BATTERY BATTERY COMPARTMENT PREFUSE BOX (UNDER RIGHT BLK WIRE BLU WIRE BOOSTER BLOWER ELECTRONIC BLOWER CONTROLLER BRN WIRE CIRCUIT CIRCUIT 31 RIGHT REAR SEAT VOLTAGE DISTRIBUTION CONNECTOR CIRCUIT 31 RIGHT REAR SEAT VOLTAGE DISTRIBUTOR CONNECTOR COCKPIT PREFUSE BOX EMERGENCY CALL SYSTEM CONTROL UNIT (IF EQUIPPED) ENGINE COMPARTMENT FUSE, RELAY BOX (RIGHT SIDE OF ENGINE COMPT) FRONT CIGAR LIGHTER (IN LEFT REAR (W/ ASHTRAY FOOTWELL) ILLUMINATION) FRONT SAM CONTROL MODULE FRONT SAM CONTROL UNIT FRONT SEAT) FUEL PUMP CONTROL MODULE (3.5L) FUSE 10 FUSE 11 FUSE 12 FUSE 13 FUSE 14 FUSE 15 (BEHIND RIGHT END OF DASH) FUSE 46 FUSE 50 FUSE 52 FUSE 53 FUSE 54 FUSE 56 FUSE 59 FUSE 55 FUSE 60 FUSE 61 RELAY FUSE 62 FUSE 63 FUSE 79 FUSE 80 FUSE 78 FUSE 82 FUSE 81 FUSE 83 FUSE 84 FUSE 85 FUSE 86 FUSE 87 FUSE 90 FUSE 89 FUSE 88 FUSE 91 GLOVE COMPARTMENT ILLUMINATION SWITCH GRY WIRE HEADLAMP RANGE ADJUSTMENT CONTROL MODULE (W/ XENON HEADLAMPS) ILL INSTRUMENT CLUSTER LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR (IF EQUIPPED) PNK WIRE PTC REAR SAM HEATER CONTROL BOOSTER MODULE (W/ HEATER BOOSTER) REAR SAM CONTROL MODULE REAR WIPER RELAY RED WIRE RELAY RESTRAINT REAR SAM CONTROL SYSTEMS MODULE CONTROL MODULE RESTRAINT SYSTEMS CONTROL MODULE RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR (IF EQUIPPED) SOCKET CIRCUIT STEERING COLUMN MODULE TAILGATE WIPER MOTOR TO DC/AC CONVERTER CONTROL UNIT (DIAGRAM 3 OF 3) TO ENGINE COMPARTMENT FUSE, RELAY BOX (DIAGRAM 3 OF 3) TO FRONT PREFUSE (DIAGRAM 3 OF 3) TO FUSE 48 (DIAGRAM 2 OF 3) UPPER CD CHANGER CONTROL PANEL CONTROL MODULE VIO WIRE W/ INTERIOR LIGHT PACKAGE W/O INTERIOR LIGHT PACKAGE WHT WIRE WIPER ON/OFF RELAY WSS CONTROL UNIT (WEIGHT SENSING SYSTEM) YEL WIRE

AMPLIFIER FOR SOUND SYSTEM BACKUP CAMERA VOLTAGE SUPPLY MODULE (W/ BACK-UP CAMERA) BLK WIRE BLU WIRE BRN WIRE CARGO AREA SOCKET CENTRAL GATEWAY CONTROL MODULE DATA LINK CONNECTOR DIGRAM EMERGENCY CALL SYSTEM CONTROL UNIT (IF EQUIPPED) FROM FUSE 36 DIAGRAM FUSE 32 FROM SOCKET CIRCUIT FROM SPARE 2 RELAY (DIAGRAM 2 OF 3) FRONT INTERIOR SOCKET (USA) FUEL PUMP CONTROL MODULE (3.5L) FUEL PUMP MODULE RELAY FUSE FUSE 21 FUSE 23 FUSE 34 FUSE 26 FUSE 24 FUSE 22 FUSE 27 FUSE 28 FUSE 29 FUSE 40 FUSE 31 FUSE 33 FUSE 25 FUSE 39 FUSE 35 FUSE 36 FUSE 37 FUSE 42 FUSE 41 FUSE 20 FUSE 43 FUSE 44 FUSE 48 FUSE 58 FUSE 66 FUSE 67 FUSE 30 FUSE 69 FUSE 70 FUSE 68 GRY WIRE HS (SIH), SEAT VENTILATION, STEERING WHEEL HEATER CONTROL UNIT (IF EQUIPPED) INTERFERENCE FILTER 1 OVERHEAD CONTROL PANEL MODULE PNK WIRE PTS CONTROL MODULE (IF EQUIPPED) REAR AIR CONDITIONING BLOWER MOTOR (IF EQUIPPED) REAR SAM CONTROL MODULE REAR WINDOW DEFROSTER RELAY RED WIRE RELAY RIGHT RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR (IF EQUIPPED) ROW SOCKET SOCKET (DIAGRAM 3 OF 3) SPARE 1 RELAY (CHANGEOVER CONTACT) SPARE 2 RELAY TO FUSE 32 (DIGRAM (2 OF 3) TO FUSE 69 (DIGRAM (2 OF 3) TPM CONTROL MODULE (IF EQUIPPED) TRAILER CIRCUIT TRAILER CIRCUIT 30 RELAY VOICE CONTROL SYSTEM (VCS (SBS)) CONTROL UNIT WHT WIRE

1 2 4 5 CAN-B H CAN-B L 30 31 17 18 CAN-B H CAN-B L 4 3 CAN-B H CAN-B L BLU/BLK WIRE BRN WIRE BRN/RED WIRE CLOSE VENT WINDOW SWITCH COMFORT ACC PUSHBUTTON CONTROL MODULE (IF EQUIPPED) ACC PUSHBUTTON COMPUTER DATA LINES SYSTEM CONTROL MODULE DRIVER POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP EIS (EZS) CONTROL UNIT FRONT PASSENGER POWER WINDOW SWITCH FUSE 26 FUSE 34 HOT AT ALL TIMES LEFT FRONT DOOR CONTROL MODULE (IN LEFT FRONT DOOR) LEFT FRONT POWER WINDOW MOTOR (CENTER OF LEFT FRONT DOOR) LEFT FRONT POWER WINDOW SWITCH LEFT REAR POWER WINDOW SWITCH LOAD COMPARTMENT FUSE, RELAY BOX (RIGHT SIDE OF CARGO AREA) NCA WIRE OPEN VENT WINDOW SWITCH ORG/ WIRE PNK WIRE REAR SIDE WINDOWS CHILD SAFETY LOCK SWITCH RED WIRE RIGHT FRONT DOOR CONTROL MODULE (IN RIGHT FRONT DOOR) RIGHT FRONT POWER WINDOW MOTOR (CENTER OF RIGHT FRONT DOOR) RIGHT FRONT POWER WINDOW SWITCH RIGHT REAR POWER WINDOW SWITCH WHT WIRE

1 2 3 4 31 30 CAN-B H CAN-B L 31 DATA BATTERY COMPARTMENT BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM FUSE 83 PREFUSE BOX (UNDER RIGHT FRONT SEAT) HOT AT ALL TIMES LEFT FRONT WSS SENSOR (WEIGHT SENSING SYSTEM) LEFT REAR WSS SENSOR (WEIGHT SENSING SYSTEM) RED WIRE RIGHT REAR WSS SENSOR (WEIGHT SENSING SYSTEM) WHT WIRE WSS CONTROL UNIT (WEIGHT SENSING SYSTEM) (ON RIGHT FRONT SEAT FRAME)