Mercedes-Benz E-class W211/S211 facelift (2006-2009) computer data lines system Wiring diagrams

1 2 10 8 11 9 CAN-B L CAN-B H 12 13 17 18 CAN-C L CAN-C H CAN-B L CAN-B H 2 3 CAN-B L CAN-B H 4 8 CAN-B L CAN-B H 40 25 CAN-C H CAN-C L 5 6 7 8 CAN-C L CAN-C H CAN-B L CAN-B H BLK/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B L CAN B H COMPUTER DATA LINES SYSTEM DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT) EIS (EZS) CONTROL UNIT ESP/SPS/BAS CONTROL MODULE (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/PNK WIRE GRY/YEL WIRE HOT AT ALL TIMES FUSE 79 PREFUSE (LOWER RIGHT FRONT OF TRUNK) INSTRUMENT CLUSTER LEFT FRONT DOOR CONTACT SWITCH (LEFT "B" PILLAR) LEFT REAR DOOR CONTACT SWITCH (LEFT "C" PILLAR) PASSENGER SIDE SAM CONTROL MODULE (UNDER RIGHT SIDE OF DASH) PAWL ROTARY TUMBLER SWITCH (CENTER OF TRUNK LID) REAR REAR SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/BRN WIRE RIGHT FRONT DOOR CONTACT SWITCH (RIGHT "B" PILLAR) RIGHT REAR DOOR CONTACT SWITCH (RIGHT "C" PILLAR) TRUNK LID EXTERNAL OPERATION SWITCH (CENTER OF TRUNK LID) YEL WIRE YEL/BLK WIRE

1 2 4 5 CAN-B L CAN-B H 31 30 BLK WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DRIVER DOOR CL MOTOR (LEFT FRONT DOOR) FUSE 21 FUSE 22 FUSE 32 FUSE 33 GRN WIRE HOT AT ALL TIMES INTERIOR FUSE BOX (LEFT END OF DASH) LEFT FRONT DOOR CONTROL MODULE (IN DRIVER'S DOOR) LEFT FRONT IR RECEIVER (LEFT FRONT DOOR HANDLE) LEFT REAR DOOR CL MOTOR (LEFT REAR DOOR) LEFT REAR DOOR CONTROL MODULE (LEFT REAR DOOR) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT FRONT DOOR CL MOTOR (RIGHT FRONT DOOR) RIGHT FRONT DOOR CONTROL MODULE (RIGHT FRONT DOOR) RIGHT REAR DOOR CL MOTOR (RIGHT REAR DOOR) RIGHT REAR DOOR CONTROL MODULE (RIGHT REAR DOOR) WHT WIRE

1 2 3 CB DATA 31 30 1 2 3 WALKMAN SEPARATION POINT 1 2 CA CAN-C H CAN-C L 1 2 CAN-C H CAN-C L 1 2 IN OUT 1 2 MOST IN MOST OUT 1 2 MOST IN OUT 10 11 CAN-C H CAN-C L 12 13 CAN-C L CAN-C H 2 1 CAN-C L CAN-C H 2 1 IN OUT 3 (PIN 4-12 NOT USED) PNK WAKE-UP WIRE 9 10 8 7 CAN-B L CAN-B H CAN-C H CAN-C L ACCEPT/ TERMINATE PHONE CALL PUSHBUTTON AUDIO GATEWAY CONTROL MODULE (LEFT SIDE OF TRUNK) BASS MODULE LOUDSPEAKER BRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CENTRAL GATEWAY CONTROL MODULE (UNDER LEFT SIDE OF DASH) COMAND OPERATING, DISPLAY AND CONTROL MODULE COMPUTER DATA LINES SYSTEM FANFARE HORNS PUSHBUTTON FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT (TOP OF STEERING COLUMN) FUSE 28 GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES INSIDE STEERING WHEEL) INSTRUMENT CLUSTER INTERIOR FUSE BOX (LEFT END OF DASH) LEFT FANFARE HORNS PUSHBUTTON LEFT MULTI-FUNCTION STEERING WHEEL PUSHBUTTON GROUP LEFT REAR SURROUND LOUDSPEAKER LEFT VOLTAGE DISTRIBUTOR (CAN) CONNECTOR LEFT, RIGHT MULTI-FUNCTION STEERING WHEEL PUSHBUTTON GROUP MOST 2 3 4 CAN-B H MOST WAKE-UP CAN-B L PNK WIRE MOST CD CHANGER PNK WAKE-UP WIRE MOST NAVIGATION PROCESSOR (LEFT SIDE OF TRUNK) MOST SDAR CONTROL UNIT (RIGHT REAR OF TRUNK) MOST VOICE CONTROL SYSTEM CONTROL MODULE NCA WIRE NF-R SHIELD NF-L ORG/ WIRE PNK WAKE-UP WIRE PNK WIRE PNK/BLU WIRE PUSHBUTTON RED/YEL WIRE RIGHT FANFARE HORNS PUSHBUTTON RIGHT MULTI-FUNCTION STEERING WHEEL PUSHBUTTON GROUP RIGHT REAR SURROUND LOUDSPEAKER SCROLL FORWARD/ BACK PUSHBUTTON SEDAN STEERING COLUMN MODULE (TOP OF STEERING COLUMN) STEERING WHEEL GEAR SHIFT SIGNAL PROCESSING MODULE (INSIDE STEERING WHEEL) STEERING WHEEL HEATER ELECTRONICS SYSTEM SELECTION PUSHBUTTON VIO WIRE VOLUME CONTROL W/ STEERING WHEEL GEAR SHIFT W/O STEERING WHEEL GEAR SHIFT W/O VCS, UPCI W/ VCS, UPCI WAGON WAKE UP SIGNAL CONNECTOR WAKE-UP WHT WIRE YEL WIRE

- LUMBAR SUPPORT ADJUSTMENT SWITCH - SEAT CUSHION FORE/AFT ADJUSTMENT SWITCH - SIDE BOLSTERS ADJUSTMENT SWITCH 1 2 3 30 31 DATA 1 2 3 4 5 6 7 8 9 10 11 12 13 14 SIG SIG SIG (-) (-) (-) 1 2 3 4 5 6 CAN-B L CAN-B H 1 2 3 4 CAN-B L CAN-B H 2 3 4 5 6 FORWARD (-) SIG FORWARD (+) SIG UP (+) 3 4 - PULSE SWITCH 31 CAN-B L CAN-B H 30 BACKREST FORWARD/BACK MOTOR BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER LEFT FRONT SEAT) DYNAMIC FORWARD (+) FORWARD (-) UP (-) FORWARD/BACK MOTOR FRONT UP/DOWN MOTOR FUSE 33 FUSE 34 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/WHT WIRE GRY/YEL WIRE HEAD RESTRAINT RAISE/LOWER MOTOR HOT AT ALL TIMES HOT W/ CIRCUIT INTERIOR FUSE BOX (LEFT END OF DASH) LEFT FRONT DOOR CONTROL MODULE (IN DRIVER'S DOOR) LEFT FRONT DYNAMIC SEAT CONTROL MODULE (IN LEFT FRONT SEAT BACK) LEFT FRONT DYNAMIC SWITCH LEFT FRONT MULTICONTOUR BACKREST SWITCH GROUP LEFT FRONT SEAT ADJUSTMENT MOTOR GROUP LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP NCA WIRE REAR UP/DOWN MOTOR RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE SIG UP (-) SIG STEERING COLUMN MEMORY CIRCUIT UP (+) UP (+) FORWARD (+) CAN-B L FORWARD (-) CAN-B H 30 UP (+) UP (-) UP (+) VIO/WHT WIRE VIO/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/WHT WIRE

1 2 3 4 5 6 (PIN 6-12 NOT USED) 31 30 1 2 IN OUT 1 2 MOST IN MOST OUT 1 2 MOST IN OUT 1 2 PNK IN OUT WIRE 2 3 4 CAN-B H MOST WAKE-UP CAN-B L PNK WIRE 41 54 CAN-C H CAN-C L AUDIO GATEWAY CONTROL MODULE (LEFT SIDE OF TRUNK) BASS MODULE LOUDSPEAKER BASS MODULE RIGHT REAR LOUDSPEAKER SURROUND LOUDSPEAKER BLK WIRE BRN WIRE BRN/GRY WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CAN (-) CAN (+) CD CHANGER (IF EQUIPPED) PNK WAKE-UP WIRE COMPUTER DATA LINES SYSTEM DOOR CONTACT SWITCH (LEFT "B" PILLAR) EMERGENCY CONTROL UNIT CALL SYSTEM (CENTER OF TRUNK) IN OUT FUSE 3 GPS ANTENNA GPS ANTENNA SPLITTER (LEFT SIDE OF TRUNK) GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES LEFT FRONT LEFT REAR SURROUND LOUDSPEAKER ME-SFI (ME) CONTROL MODULE (CENTER REAR OF ENGINE COMPT) MOST MOST (W/ COMAND) MOST SDAR CONTROL UNIT (RIGHT REAR OF TRUNK) PNK PNK WAKE-UP WIRE MOST WAKE-UP SIGNAL CONNECTOR NAVIGATION PROCESSOR (CNS) (LEFT SIDE OF TRUNK) NCA WIRE ORG/ WIRE PNK WAKE-UP WIRE PNK WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED/WHT WIRE SEDAN SHIELD GPS ANT SOLID STATE VIO WIRE VOICE CONTROL SYSTEM CONTROL MODULE (LEFT FRONT OF TRUNK) PNK WAKE-UP WIRE W/ RADIO, APS W/ COMMAND W/ VCS OR UPCI W/O VCS OR UPCI WAGON WHT WIRE YEL WIRE

1 2 CAN B L CAN B H BLK WIRE BLK/PNK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE CAN B L CAN B H CENTER INSTRUMENT PANEL PTS WARNING DISPLAY CENTER LEFT FRONT PTS ULTRASONIC SENSOR CENTER RIGHT FRONT PTS ULTRASONIC SENSOR COMPUTER DATA LINES SYSTEM FUSE 3 GRN/WHT WIRE HOT AT ALL TIMES INNER LEFT FRONT PTS ULTRASONIC SENSOR INNER LEFT REAR PTS ULTRASONIC SENSOR INNER RIGHT FRONT PTS ULTRASONIC SENSOR INNER RIGHT REAR PTS ULTRASONIC SENSOR LOWER CONTROL FIELD CONTROL MODULE OUT RIGHT REAR PTS ULTRASONIC SENSOR OUTER LEFT FRONT PTS ULTRASONIC SENSOR OUTER LEFT REAR PTS ULTRASONIC SENSOR OUTER RIGHT FRONT PTS ULTRASONIC SENSOR PNK WIRE PTS CONTROL MODULE (LEFT REAR OF TRUNK) PTS OFF SWITCH REAR PTS WARNING DISPLAY REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE VIO WIRE W H (+) (+) SV W H (-) (-) SV W H (DATA) W V (DATA) WHT/RED WIRE WHT/YEL WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

- LUMBAR SUPPORT ADJUSTMENT SWITCH - SEAT CUSHION FORE/AFT ADJUSTMENT SWITCH - SIDE BOLSTERS ADJUSTMENT SWITCH 1 2 3 30 31 DATA 1 2 3 4 5 6 7 8 9 10 11 12 13 14 SIG SIG SIG (-) (-) (-) 1 2 3 4 5 6 CAN-B L CAN-B H 1 2 3 4 CAN-B L CAN-B H 2 3 4 5 6 FORWARD (-) SIG FORWARD (+) SIG UP (+) 3 4 - PULSE SWITCH 31 CAN-B L CAN-B H 30 BACKREST FORWARD/BACK MOTOR BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B L CAN-B H 30 COMPUTER DATA LINES SYSTEM DYNAMIC FORWARD (+) FORWARD (-) UP (-) FORWARD/BACK MOTOR FRONT PASSENGER FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER RIGHT FRONT SEAT) FRONT UP/DOWN MOTOR RIGHT FRONT SEAT ADJUSTMENT MOTOR GROUP FUSE 22 FUSE 23 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE HEAD RESTRAINT RAISE/LOWER MOTOR HOT AT ALL TIMES HOT W/ CIRCUIT INTERIOR FUSE BOX (LEFT END OF DASH) MEMORY LOCATION 1, 2, 3 SWITCH MEMORY STORE BUTTON SWITCH NCA WIRE REAR UP/DOWN MOTOR RED WIRE RED/GRN WIRE RIGHT FRONT DOOR CONTROL MODULE (RIGHT FRONT DOOR) RIGHT FRONT DYNAMIC SEAT CONTROL MODULE (IN RIGHT FRONT SEAT BACK) RIGHT FRONT DYNAMIC SWITCH RIGHT FRONT MULTICONTOUR BACKREST SWITCH GROUP RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP UP (+) UP (+) UP (-) UP (+) VIO/WHT WIRE VIO/YEL WIRE YEL WIRE YEL/BLU WIRE YEL/WHT WIRE

1 2 3 4 5 6 7 8 BUS + BUS - 1 2 3 4 5 6 7 8 ELV-MAS 31 ALARM SIGNAL SIREN AUDIO GATEWAY CONTROL MODULE BLK/BLU WIRE BLK/GRY WIRE BLK/RED WIRE BLK/YEL WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE CAN-C L CAN-C H CAN-B L CAN-B H CARGO AREA SOCKET (STATION WAGON) CIRCUIT COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTMENT CONTROL MODULE (W/ MEMORY) EIS (EZS) CONTROL UNIT ELECTRIC SELECTOR LEVER MODULE CONRTROL MODULE (W/ KEYLESS GO) ELECTRIC STEERING LOCK CONTROL MODULE ELV-MAS FROM DRIVER SIDE SAM CONTROL MODULE W/ FUSE, RELAY MODULE (DIAGRAM 2 OF 3) FROM FUSE 8 (DIAGRAM 3 OF 3) FROM INTERIOR FUSE BOX (DIAGRAM 1 OF 3) FROM REAR PREFUSE (DIAGRAM 1 OF 3) FRONT PASSENGER FRONT SEAT ADJUSTMENT CONTROL MODULE (W/ MEMORY) FUEL FILLER CAP POLARITY CHANGE 1 RELAY FUEL FILLER CAP POLARITY CHANGE 2 RELAY FUSE FUSE 1 FUSE 15 FUSE 18 FUSE 19 (OR FUSE 17) FUSE 2 FUSE 20 FUSE 3 FUSE 4 FUSE 5 FUSE 6 FUSE 7 FUSE 8 FUSE 9 FUSE 16 GRN WIRE GRN/WHT WIRE INTERCOOLER CIRCULATION PUMP RELAY INTERIOR SOCKET LEFT ANTENNA AMPLIFIER MODULE MULTICONTOUR SEAT PNEUMATIC PUMP MULTICONTOUR SEAT PNEUMATIC PUMP (IF EQUIPPED) NAVIGATION PROCESSOR (IF EQUIPPED) OVERHEAD CONTROL PANEL CONTROL MODULE PNK/RED WIRE PNK/YEL WIRE PTS CONTROL MODULE REAR DOOR CONTROL MODULE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) REAR SCREEN BLIND RELAY (SEDAN, LWB SEDAN) REAR WINDOW DEFROSTER RELAY REAR WIPER RELAY RED WIRE RED/BLK WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RELAY 1 RELAY 2 REVERSE 2 RELAY SOLID STATE SOLID STATE FUSE FUSE TO FUSE 11 (DIAGRAM 3 OF 3) TPM CONTROL MODULE YEL/GRN WIRE

-FRONT RAISE/ LOWER SWITCH -HEAD RESTRAINT RAISE/LOWER SWITCH -BACKREST SWITCH 1 2 3 30 31 DATA 1 2 CAN B L CAN B H BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN-B L FORWARD (-) CAN-B H 30 CAN-C H CAN-C L CAN-B L CAN-B H COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER LEFT FRONT SEAT) ESC (ELV) MOTOR GROUP (ON STEERING COLUMN) HEIGHT ADJUSTMENT UP/DOWN MOTOR FUSE 34 GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT AT ALL TIMES INTERIOR FUSE BOX (LEFT END OF DASH) FUSE 29 HOT W/ CIRCUIT LONGITUDINAL ADJUSTMENT FORWARD/ BACK MOTOR MEMORY LOCATION -SEAT FORE/ AFT SWITCH -REAR RAISE/ LOWER SWITCH 1, 2, 3 SWITCH MEMORY STORE BUTTON SWITCH LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP RAISE/LOWER, FORWARD/BACK SWITCH RED/YEL WIRE SIG UP (-) SIG STEERING COLUMN MODULE (TOP OF STEERING COLUMN) UP (+) FORWARD (+) YEL/BLK WIRE YEL/BLU WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 MIC + 1 2 MOST MOST IN MOST OUT 10 11 CAN-C H CAN-C L BRN WIRE COMPUTER DATA LINES SYSTEM EMERGENCY CALL SYSTEM CONTROL MODULE (CENTER OF TRUNK) GRN WIRE GRN/WHT WIRE HANDS-FREE SYSTEM MICROPHONE GROUP HOT AT ALL TIMES REAR PREFUSE (LOWER RIGHT FRONT OF TRUNK) FUSE 85 MIC - MIC 1+ MOST DATA BUS CIRCUIT NCA WIRE ORG/ WIRE PNK MIC 2 MIC + WIRE PNK WAKE UP 31 WIRE PNK WIRE RED/BLK WIRE SHIELD STEERING COLUMN MODULE (TOP OF STEERING COLUMN) VCS (SBS) SWITCH VOICE CONTROL SYSTEM CONTROL MODULE (LEFT FRONT OF TRUNK)