Mercedes-Benz E-class W212/S212/C207/A207 (2009-2013) computer data lines system Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 ETC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 HR+ VR+ 1 2 3 4 MOST OUT MOST IN 2 1 MOST IN MOST OUT 3 9 2 1 SHIELD GND MIC 2 MIC 1 ANST AUDIO/COMAND DISPLAY AUX JACK ELECTRICAL CONNECTOR BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CALL SYSTEM) EMERGENCY CALL SYSTEM CONTROL UNIT CAN A L CAN A H DIAG (+) CAN B H 31 ON/OFF CAN B L COMAND CONTROL UNIT COMAND FAN MOTOR COMPENSATOR/CELLULAR TELEPHONE SYSTEM UMTS COMPUTER DATA LINES SYSTEM DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 26 FUSE 16 GND MIC - AUX GND AUX R GRN WIRE GRN/WHT WIRE GRN/YEL WIRE HANDS-FREE SYSTEM MICROPHONE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HR- VR- INSIDE REARVIEW MIRROR LATE PRODUCTION LEFT DOOR BASS SPEAKER LEFT DOOR SPEAKER (W/O SOUND SYSTEM) LEFT DOOR TWEETER LEFT REAR BASS SPEAKER LEFT REAR SPEAKER (W/O SOUND SYSTEM) LEFT REAR TWEETER MOBILE PHONE ELECTRICAL CONNECTOR NCA NCA WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK 1 2 3 4 5 6 7 8 9 10 11 12 MIC 1+ MIC 2+ SHIELD MIC + AUX SHIELD AUX L WIRE PNK W/ AUDIO 20, 50 WIRE PNK WIRE RADIO, RADIO W/ AUTO PILOT SYSTEM RED WIRE RED/WHT RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR RIGHT REAR BASS SPEAKER TWEETER RIGHT REAR SPEAKER (W/O SOUND SYSTEM) VIO WIRE VL HL VL+ HL+ PNK WIRE W/ MOBILE PHONE PRE INSTALLATION W/ UNIVERSAL INTERFACE W/ STATIONARY HEATER W/O AUDIO 20, 50 WAKE-UP WHT WIRE WHT/YEL WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 ANST (-) 1 2 3 4 5 6 7 8 RR+ FR+ 1 2 3 4 MOST OUT MOST IN 3 9 2 1 SHIELD GND MIC 2 MIC 1 6 7 8 9 10 11 12 AUX L AUDIO/COMAND DISPLAY AUX JACK ELECTRICAL CONNECTOR BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CALL SYSTEM) EMERGENCY CALL SYSTEM CONTROL UNIT CAN A L CAN A H DIAG (+) CAN B L MUTE CAN B H 31 COMAND CONTROL UNIT COMAND FAN MOTOR COMPUTER DATA LINES SYSTEM DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT) FL- RL- FUSE 26 GND MIC - AUX GND AUX S GRN WIRE GRN/WHT WIRE GRY WIRE GRY/YEL WIRE HANDS-FREE SYSTEM MICROPHONE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HR- FR- INSIDE REARVIEW MIRROR LEFT FRONT DOOR BASS SPEAKER LEFT FRONT DOOR TWEETER LEFT REAR LEFT REAR DOOR DOOR BASS TWEETER SPEAKER NCA NCA WIRE NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK 1 2 3 4 5 MIC 1+ MIC 2+ SHIELD MIC + AUX SHIELD WIRE PNK WIRE RADIO (W/ AUDIO 20) RADIO W/ AUTO PILOT SYSTEM (W/ AUDIO 50) RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR RIGHT REAR DOOR BASS DOOR SPEAKER TWEETER SOUND SYSTEMS VIO WIRE W/ AUDIO 20, 50 W/O AUDIO 20, 50 W/O SOUND SYSTEM WAKE-UP WHT WIRE YEL WIRE

AUDIO R AUDIO GND AUDIO SHD AUDIO L BLK WIRE BLK/WHT WIRE BRN BLK/WHT WIRE BRN WIRE CAN A H CAN A L COMAND CONTROL UNIT (IF EQUIPPED) COMPUTER DATA LINES SYSTEM DVD PLAYER (SEDAN) FUSE 86 RELAY MODULE (LEFT SIDE OF TRUNK) HOT AT ALL TIMES LEFT REAR DISPLAY NCA WIRE REAR SAM CONTROL UNIT W/ FUSE, RED/BLU WIRE RIGHT REAR DISPLAY VEDIO C AUDIO SHD AUDIO L VEDIO Y- VEDIO C SHD AUDIO R AUDIO GND VEDIO Y+ VEDIO C+ AUDIO SHIELD AUDIO L VEDIO C+ AUDIO SHIELD AUDIO L VEDIO Y VEDIO C- AUDIO R AUDIO GND VEDIO C- AUDIO R AUDIO GND VEDIO Y SHD VEDIO Y+ YEL WIRE

3 2 SIG SIG 5 4 SIG SIG BLK/GRY WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES FUSE 17 OVERHEAD CONTROL PANEL ELECTRONICS PANORAMIC SLIDING ROOF CONTROL MODULE (FRONT CENTER OF INTERIOR ROOF MODULE) PANORAMIC SLIDING ROOF CONTROL UNIT PANORAMIC SLIDING ROOF HALL SENSOR 1 PANORAMIC SLIDING ROOF HALL SENSOR 2 PANORAMIC SLIDING ROOF MOTOR PANORAMIC SLIDING ROOF ROLLER SUN BLIND DRIVE UNIT RED WIRE RED/BLU WIRE SENSOR 1 HALL SENSOR 2 HALL SIG SIG HS 2 SIG HS 1 SUN BLIND MOTOR VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE

10 9 6 7 31 30 CAN B L CAN B H 3 2 SIG SIG 5 4 SIG SIG 5 6 8 7 9 10 31 HS 1 HS 2 HS (+) MOTOR - MOTOR + BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVE UNIT (IF EQUIPPED) DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 17 GRN WIRE GRY WIRE GRY/WHT WIRE HALL HALL SENSOR 2 HOT AT ALL TIMES OVERHEAD CONTROL PANEL ELECTRONICS (W/O POWER GLASS TILTING/SLIDING SUNROOF) PANORAMIC SLIDING ROOF CONTROL MODULE (FRONT CENTER OF INTERIOR ROOF MODULE) PANORAMIC SLIDING ROOF CONTROL UNIT PANORAMIC SLIDING ROOF HALL SENSOR 1 PANORAMIC SLIDING ROOF HALL SENSOR 2 PANORAMIC SLIDING ROOF MOTOR PANORAMIC SLIDING ROOF ROLLER SUN BLIND DRIVE HALL UNIT SENSOR 1 RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE ROOF MOTOR SENSOR 1 HALL SENSOR 2 SIG SIG HS 2 SIG HS 1 SUN BLIND MOTOR TILTING/ SLIDING ROOF TILTING/ SLIDING ROOF SWITCH VIO WIRE W/ OVERHEAD CONTROL PANEL WHT WIRE YEL WIRE

1 2 3 PNK WIRE 1 2 4 5 HS 1 HS (+) FH T FH H 1 2 5 4 CAN B L CAN B H 1 2 5 4 CAN B L CAN B H 30 31 4 1 3 PASSENGER SIDE POWER WINDOW SWITCH 4 5 2 1 FH T FH H 1 1 FH H FH T H (+) HS 1 2 2 7 6 31 SIG 9 6 8 LED SIG BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/PNK WIRE BLK/VIO WIRE BRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COUPE COUPE, SEDAN DRIVER SIDE POWER WINDOW, OUTSIDE FUSE 2 FUSE 3 FUSE 39 FUSE 41 GRN WIRE GRY WIRE H (-) HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED HS(+) LEFT FRONT DOOR CONTROL UNIT (IN DRIVER'S DOOR) LEFT FRONT POWER WINDOW SWITCH LEFT REAR LEFT REAR DOOR CONTROL MODULE (SEDAN) LEFT REAR POWER WINDOW MOTOR (LEFT REAR DOOR) POWER WINDOW SWITCH REAR SAM CONTROL UNIT W/ FUSE, REAR SIDE RIGHT REAR WINDOW POWER CHILD SAFETY WINDOW LOCK SWITCH SWITCH RED/BLK WIRE RED/BLU WIRE RED/WHT (OR RED/BLK) WIRE RED/WHT WIRE RELAY MODULE (LEFT SIDE OF TRUNK) RIGHT 3 6 4 5 FRONT POWER WINDOW MOTOR (RIGHT FRONT DOOR) RIGHT FRONT DOOR CONTROL UNIT (RIGHT FRONT DOOR) RIGHT REAR DOOR CONTROL MODULE (SEDAN) (RIGHT REAR DOOR) RIGHT REAR POWER WINDOW MOTOR (RIGHT REAR DOOR) RIGHT REAR POWER WINDOW SWITCH SEDAN SIG YEL WIRE YEL/GRN WIRE YEL/GRY WIRE

BLK WIRE BLK/BRN WIRE BLK/PNK WIRE BLK/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/RED WIRE BRN/YEL WIRE CAN-B H CAN-B L COMPUTER DATA LINES SYSTEM GRN WIRE GRN/YEL WIRE GRY/BLU WIRE LEFT REAR POWER WINDOW SWITCH REAR CONTROL UNIT (COUPE) RED/BLK WIRE RIGHT REAR POWER WINDOW SWITCH VIO WIRE VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE WHT WIRE

1 2 3 4 31 30 WAKE UP 1 2 3 4 MOST OUT MOST IN 1 2 MOST OUT MOST IN 31 CAN A L AUDIO/COMAND CONTROL PANEL AUDIO/COMAND DISPLAY BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN A H CAN B L MUTE CAN B H 31 CAN-A H CAN-A L COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM DIGITAL AUDIO BROADCASTING CONTROL UNIT DRIVER SIDE SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) EMERGENCY CALL SYSTEM CONTROL UNIT (W/AUDIO 20) (CENTER OF TRUNK) FUSE FUSE 84 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED MOST MOST DATA BUS CIRCUIT MULTI-FUNCTION ANTENNA NCA WIRE ORG/ WIRE ORG/WHT WIRE RADIO (AUDIO 20) RADIO W/ AUTO PILOT SYSTEM (AUDIO 50) REAR SAM CONTROL UNIT W/ FUSE, RED WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RELAY MODULE (LEFT SIDE OF TRUNK) SAT SATELLITE DIGITAL (SDAR) AUDIO RADIO CONTROL UNIT SHIELD VIO WIRE W/ COMAND W/ EMERGENCY CALL SYSTEM W/O COMAND W/O COMAND W/ COMAND AUDIO 20 AUDIO 50 W/O EMERGENCY CALL SYSTEM WAKE-UP WHT WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 HR+ FR+ VL+ HL+ HR- FR- FL- HL- 6 4 2 1 PNK WIRE ANT BT SHIELD ANT GPS SHIELD AUX JACK ELECTRICAL CONNECTOR BLK WIRE BLK/WHT WIRE BLUETOOTH ANTENNA (AUDIO 20) (FRONT CENTER OF INTERIOR ROOF) BLUETOOTH ANTENNA (AUDIO 50) (FRONT CENTER OF INTERIOR ROOF) BRN WIRE BRN/GRN WIRE BRN/ORG WIRE BRN/PNK WIRE BRN/WHT WIRE CAN-A H CAN-A L COMPUTER DATA LINES SYSTEM EMERGENCY CALL SYSTEM CONTROL UNIT (IF EQUIPPED) (CENTER OF TRUNK) FM, AM, CL (ZV) ANTENNA AMPLIFIER FM/AM SHIELD GND MIC - AUX GND AUX R GPS AUDIO 50 GRN WIRE INSIDE REAR VIEW MIRROR LATE PRODUCTION LEFT DOOR BASS SPEAKER LEFT DOOR SPEAKER (W/O SOUND SYSTEM) LEFT DOOR TWEETER LEFT REAR BASS SPEAKER LEFT REAR SPEAKER (W/O SOUND SYSTEM) LEFT REAR TWEETER NCA WIRE ORG/ WIRE PNK WIRE RADIO (AUDIO 20) RADIO W/ AUTO PILOT SYSTEM (AUDIO 50) REAR WINDOW ANTENNA FM ANTENNA AMPLIFIER RIGHT DOOR BASS SPEAKER RIGHT DOOR SPEAKER (W/O SOUND SYSTEM) RIGHT DOOR TWEETER RIGHT REAR RIGHT REAR BASS SPEAKER RIGHT REAR SPEAKER (W/O SOUND SYSTEM) SHIELD SHIELD BTE TRACER WIRE CONNECTOR SLEEVE TWEETER WHT WIRE YEL WIRE

2 3 4 31 (-) (+) MOT MOT 1 1 2 2 3 2 LIN 1 31 BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM COUPE COUPE, SEDAN DRIVER SIDE SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT PREFUSE (RIGHT FRONT FOOTWELL) FUSE GRN WIRE GRN/GRY WIRE GRY/YEL WIRE HALL (-) HALL (+) CAN B L CAN B H HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED NCA WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) REAR WINDOW ROLLER SUN BLIND BUTTON REAR WINDOW ROLLER SUN BLIND MOTOR RED WIRE RED/WHT WIRE SEDAN SYSTEM UPPER CONTROL PANEL CONTROL UNIT VIO/BLU WIRE VIO/YEL WIRE W/O ECO START/STOP FUNCTION WHT WIRE WHT/GRY WIRE WHT/YEL WIRE YEL WIRE YEL/BLU WIRE