Mercedes-Benz R-class W251 facelift (2007-2010) comand operating, display, control module Wiring diagrams

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

AUX L + BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CIRCUIT 31 LEFT REAR SEAT VOLTAGE DISTRIBUTOR CONNECTOR 1 COMAND OPERATING, DISPLAY, CONTROL MODULE COMPUTER DATA LINES SYSTEM DVD PLAYER FUSE 23 (RIGHT REAR OF CARGO AREA) GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES LEFT REAR DISPLAY LEFT REAR FOOTWELL LOAD COMPARTMENT FUSE, RELAY BOX NCA WIRE ORG/ WIRE ORG/WHT WIRE RED WIRE RED/WHT WIRE RIGHT REAR DISPLAY SHIELD AUX R YEL WIRE

1 2 CAN B L CAN B H 1 2 CAN-B H CAN-B L 10 9 2 1 CAN-B H CAN-B L 11 9 11 9 CAN-B H CAN-B L 4 2 CAN-B H CAN-B L 5 6 3 13 CAN-B H CAN-B L 6 5 CAN-B H CAN-B L 7 5 CAN-B H CAN-B L BRN WIRE BRN/RED WIRE COMAND OPERATING, DISPLAY, CONTROL MODULE DVD PLAYER EARLY PRODUCTION LATE PRODUCTION HS (SIH), SEAT VENTILATION, STEERING WHEEL HEATER CONTROL UNIT (UNDER LEFT SEAT LEFT FRONT DOOR CONTROL MODULE (IN FRONT OF LEFT FRONT DOOR) OVERHEAD CONTROL PANEL MODULE PNEUMATIC PUMP (W/ DYNAMIC SEAT CONTROL) PTS CONTROL MODULE (IF EQUIPPED) (UNDER DRIVER'S SEAT) REAR END DOOR CLOSING CONTROL MODULE (IF EQUIPPED) (LEFT REAR OF CARGO AREA) TPM CONTROL MODULE (IF EQUIPPED) (RIGHT REAR OF CARGO AREA) VOLTAGE DISTRIBUTOR (CAN C) CONNECTOR

1 2 MOST 12 MOST IN MOST OUT 1 2 MOST 18 MOST IN MOST OUT 1 2 MOST IN MOST OUT 2 1 MOST 3 MOST OUT MOST IN 2 1 MOST OUT MOST IN CD CHANGER (IF EQUIPPED) COMAND OPERATING, DISPLAY, CONTROL MODULE DISTRIBUTOR CONNECTOR MOST BUS MINIMUM EQUIPMENT MOST BUS MAXIMUM EQUIPMENT MOST IN MOST OUT ORG/ WIRE RED/BLK WIRE SDAR CONTROL UNIT (IF EQUIPPED) (IN RIGHT REAR FOOTWELL) SOUND SYSTEM AMPLIFIER (IF EQUIPPED) (UNDER DRIVER'S SEAT) VOICE CONTROL SYSTEM (VCS (SBS)) CONTROL UNIT (IF EQUIPPED) WAKE UP SIGNAL WAKE-UP YEL WIRE

ANTENNA 30 BRN WIRE CIRCUIT 31 LEFT REAR SEAT VOLTAGE DISTRIBUTOR CONNECTOR 1 COMAND OPERATING, DISPLAY, CONTROL MODULE GRY/BLK WIRE INTERFERENCE FILTER 1 (TOP CENTER OF TAILGATE) LEFT REAR FOOTWELL NCA WIRE NF-L GND NF-R RCP (HBF) CONTROL MODULE REAR AUDIO CONTROL UNIT RED WIRE WHT WIRE

AUX L + AUX R + BACKUP CAMERA BACKUP CAMERA VOLTAGE SUPPLY MODULE BLK WIRE BRN WIRE CIRCUIT 31 LEFT REAR SEAT VOLTAGE DISTRIBUTOR CONNECTOR 2 COMAND OPERATING, DISPLAY, CONTROL MODULE DVD PLAYER (W/ REAR ENTERTAINMENT) NCA WIRE RED/BLK WIRE SHIELD VIDEO OUT VIDEO GND W/ REAR ENTERTAINMENT W/O REAR ENTERTAINMENT WHT/BLK WIRE YEL 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