Mercedes-Benz S-class W221 facelift (2009-2013) org/ Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 AUDIO LEFT AUDIO RIGHT 1 2 3 4 5 6 7 8 9 10 11 CAN F H 1 2 3 4 LVDS RX- GROUND LVDS RX+ GROUND 1 2 MOST IN MOST OUT 5 3 (NOT USED) 6 4 2 PNK WIRE ANTENNA SPLITTER AUDIO IN R AUDIO OUT L AUDIO OUT L AUDIO OUT L AUDIO OUT R AUDIO-IN L BACKUP CAMERA VOLTAGE SUPPLY MODULE (IF EQUIPPED) (LEFT SIDE OF TRUNK) BLK WIRE BLK/WHT WIRE BLU WIRE BLUETOOTH ANTENNA BRN WIRE CAN A H CAN A L COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM FUSE 122, RELAY MODULE (CENTER TRUNK) FUSE 99 GRN WIRE GROUND GROUND SHIELD 12 13 14 HANDS-FREE SYSTEM MICROPHONE GROUP (PART OF INTERIOR REARVIEW MIRROR) HEADPHONES CONNECTING POINT HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT INSTRUMENT PANEL FUSE BOX (UNDER LEFT SIDE DASH COVER) MC 1 MC 2 PNK WIRE MC GND MC SHIELD MEDIA INTERFACE CONNECTOR MOST DATA BUS CIRCUIT NCA WIRE ORG/ WIRE PNK WIRE REAR SAM CONTROL MODULE W/ FUSE/ RED/BLU WIRE SHIELD SHIELD BLUETOOTH SHIELD GPS USB (UNIVERSAL SERIAL BUS) CONNECTOR W/O MEDIA INTERFACE WAKE UP 30 CAN F L WALKMAN SEPARATION POINT WHT WIRE WHT/YEL WIRE YEL WIRE YEL/WHT WIRE

1 2 3 4 31 30 WAKE UP 1 2 MOST MOST IN MOST OUT ANT BLK WIRE BRN WIRE FUSE HIGH DEFINITION TUNER CONTROL UNIT HOT AT ALL TIMES LEFT INSTRUMENT PANEL FUSE BOX (UNDER LEFT SIDE DASH COVER) MOST DATA BUS CIRCUIT NCA WIRE ORG/ WIRE REAR WINDOW ANTENNA AMPLIFIER MODULE (REAR CENTER OF ROOF) RED/WHT WIRE SDAR ANTENNA (ON REAR DECK LID) SHIELD

30 30 31 31 (+) (-) BLK WIRE BLK/WHT WIRE BRN WIRE EXTERNAL COMMUNICATION CONTROL MODULE FUSE 10 GRN WIRE HOT AT ALL TIMES INTERIOR SPEAKER LEFT OUTSIDE MIRROR MICROPHONE LEFT REAR FOOTWELL MICROPHONE SEPARATION POINT MIKRO + MIKRO + NCA WIRE ORG/ WIRE OUTSIDE SPEAKER RADIO MUTE CONNECTOR REAR FUSE BOX 1 RED WIRE RED/GRN WIRE RIGHT OUTSIDE MIRROR MICROPHONE WHT WIRE YEL WIRE YEL/WHT WIRE

1 2 IN OUT 1 2 MOST 5 IN OUT 1 MOST IN 2 1 OUT IN AUDIO TUNER CONTROL UNIT COMAND CONTROL UNIT HIGH DEFINITION TUNER CONTROL UNIT (IF EQUIPPED) MEDIA INTERFACE CONTROL UNIT (IF EQUIPPED) MOST ORG/ WIRE OUT WAKE UP CA WAKE-UP

2 1 MOST OUT MOST IN ACC IDLT. ACC DET. BLK WIRE BLU WIRE BRN WIRE CABEL DET COMAND CONTROL UNIT D- D+ FUSE 111 GRN WIRE GRY WIRE GRY/BRN WIRE GRY/PNK WIRE HOT AT ALL TIMES LEFT INSTRUMENT PANEL FUSE BOX (UNDER LEFT SIDE DASH COVER) MEDIA INTERFACE CONNECTOR MEDIA INTERFACE CONTROL UNIT MOST 8 7 6 5 4 3 2 1 MOST DATA BUS CIRCUIT NCA WIRE ORG/ WIRE PNK WIRE RED WIRE RED/BLU WIRE TX RX USB SHIELD USB DIGITAL GND WAKE-UP WHT WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE YEL/BRN WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 SURHL + SURHL - SURHR + SURHR - CEN + CEN - 1 2 3 4 MUTE 1 2 MOST IN MOST OUT AUDIO TUNER CONTROL UNIT BLK WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE CENTER COCKPIT SPEAKER (CENTERFILL) FUSE 104 FUSE 111 FUSE BOX (UNDER LEFT SIDE DASH COVER) GRN WIRE GRN/BLU WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT FRONT DOOR SOUND WOOFER, MIDRANGE SPEAKER GROUP MIDRANGE SPEAKER (+) MOST DATA BUS CIRCUIT MOST WAKE UP NCA WIRE ORG/ WIRE RED/GRN WIRE RED/WHT WIRE RIGHT FRONT DOOR SOUND TWEETER RIGHT FRONT DOOR SOUND WOOFER, MIDRANGE SPEAKER GROUP RIGHT REAR SURROUND SPEAKER VIO WIRE VL + VL - HL + HL - HR + HR - VR + VR - 31 WHT/GRN WIRE WOOFER WOOFER LEFT FRONT DOOR SOUND TWEETER

4 3 2 1 CAN-B H 31 CAN-B L 30 BACKREST CONNECTOR BLK/BLU WIRE BLK/GRN WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/PNK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM GRN/BLK WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/PNK WIRE GRN/RED WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE LEFT REAR FOOTWELL LEFT REAR MULTICONTOUR BACKREST CONNECTOR LEFT REAR MULTICONTOUR BACKREST CONTROL MODULE (IN DRIVER'S BACKREST) ORG/ WIRE RED/WHT WIRE RIGHT REAR MULTICONTOUR RIGHT REAR MULTICONTOUR BACKREST CONTROL MODULE VIO WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER COCKPIT SPEAKER (CENTERFILL) CENTER SUBWOOFER+ TXD CENTER SUBWOOFER- DIGITAL SOUND PROCESSOR (LEFT SIDE OF TRUNK) EMERGENCY CALL SYSTEM CONTROL UNIT (LEFT FRONT OF TRUNK) FRT CENTER TWEETER- FUSE 84 FUSE 77 GRN WIRE GRY WIRE GRY/GRN WIRE GRY/RED WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT REAR SURROUND SPEAKER LSP + MIC IN - MOST DATA BUS CIRCUIT MUTE NCA WIRE ORG/ WIRE RED/BLK WIRE RED/GRN WIRE REMOTE WAKEUP MOST WAKEUP RH FRT WOOFER- LH FRT WOOFER- RH REAR WOOFER- LH REAR WOOFER- RIGHT INSTRUMENT PANEL FUSE BOX (UNDER RIGHT SIDE DASH COVER) SOUND AMPLIFIER MICROPHONE VIO WIRE WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE GRN WIRE GRY WIRE LEFT FRONT DOOR TWEETER LEFT REAR DOOR TWEETER NCA WIRE ORG/ WIRE RED WIRE RED/BLK WIRE RIGHT FRONT DOOR TWEETER RIGHT FRONT DOOR WOOFER RIGHT REAR DOOR TWEETER VIO WIRE WHT WIRE YEL WIRE

BASS MODULE SPEAKER BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE GRN WIRE GRY WIRE LEFT FRONT DOOR SPEAKER LEFT FRONT DOOR WOOFER LEFT REAR DOOR WOOFER ORG/ WIRE RED WIRE RED/BLK WIRE RIGHT FRONT DOOR SPEAKER RIGHT REAR DOOR WOOFER RIGHT REAR SURROUND SPEAKER SOUND AMPLIFIER (LEFT SIDE OF LUGGAGE COMPT) VIO WIRE WHT WIRE YEL WIRE