Mercedes-Benz E-class W212/S212/C207/A207 facelift (2013-2016) computer data lines system Wiring diagrams

1 2 3 4 5 6 HS(-) ML/K HS(+) ML+ HS(+) MK+ 31 HS(+) HS(-) HS(+) BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT CONTROL UNIT (UNDER DRIVER FRONT SEAT) DRIVER SEAT HEIGHT ADJUSTMENT MOTOR DRIVER SEAT INCLINATION ADJUSTMENT MOTOR DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT (IN DRIVER SEAT BACK) DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HV MOT+ NV MOT- NV MOT+ LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) LV MOT- LV MOT+ HV MOT- MLS H MLS V CAN-B L MLS CAN-B H RED WIRE RED/BLU WIRE RED/YEL WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE

BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL LEVER DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR DRIVER SEAT HEAD RESTRAINT ADJUSTMENT MOTOR GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE RED WIRE RESUME FROM MEMORY SWITCH STEERING COLUMN CONTROL UNIT (TOP OF STEERING COLUMN) STEERING COLUMN IN/OUT ADJUSTMENT MOTOR (IF EQUIPPED) (ON STEERING COLUMN) STEERING COLUMN UP/DOWN ADJUSTMENT MOTOR (IF EQUIPPED) (ON STEERING COLUMN) VIO WIRE WHT WIRE YEL/BLK WIRE YEL/BLU WIRE

1 2 3 4 5 6 HS(-) ML/K HS(+) ML+ HS(+) MK+ 31 HS(+) HS(-) HS(+) BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT CONTROL UNIT (UNDER DRIVER FRONT SEAT) DRIVER SEAT HEIGHT ADJUSTMENT MOTOR DRIVER SEAT INCLINATION ADJUSTMENT MOTOR DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT (IN DRIVER SEAT BACK) DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE HV MOT+ NV MOT- NV MOT+ LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) LV MOT- LV MOT+ HV MOT- MLS H MLS V CAN-B L MLS CAN-B H RED WIRE RED/BLU WIRE RED/YEL WIRE VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE

BLK WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/GRN WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL LEVER DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR DRIVER SEAT HEAD RESTRAINT ADJUSTMENT MOTOR GRN WIRE GRN/WHT WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/YEL WIRE RED WIRE RESUME FROM MEMORY SWITCH STEERING COLUMN CONTROL UNIT (TOP OF STEERING COLUMN) STEERING COLUMN IN/OUT ADJUSTMENT MOTOR (IF EQUIPPED) (ON STEERING COLUMN) STEERING COLUMN UP/DOWN ADJUSTMENT MOTOR (IF EQUIPPED) (ON STEERING COLUMN) VIO WIRE WHT WIRE YEL/BLK WIRE YEL/BLU WIRE

1 2 3 4 5 6 HS(-) ML/K HS(+) ML+ HS(+) MK+ 13 14 HS(+) 30 FDS CAN B FDS CAN B 3 4 31 HS(+) HS(-) BLK WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT CONTROL UNIT (UNDER DRIVER FRONT SEAT) DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT HEAD RESTRAINT ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT HEIGHT ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT INCLINATION ADJUSTMENT MOTOR, HALL SENSOR GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/VIO WIRE HV MOT+ NV MOT- NV MOT+ LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) LIN BUS LV MOT- LV MOT+ HV MOT- MLS H MLS V CAN-B L MLS CAN-B H 30 RED WIRE RED/GRN WIRE RED/YEL WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE YEL/BLU WIRE

1 2 3 4 5 6 HS(-) ML/K HS(+) ML+ HS(+) MK+ 13 14 HS(+) 30 FDS CAN B FDS CAN B 3 4 31 HS(+) HS(-) BLK WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT CONTROL UNIT (UNDER DRIVER FRONT SEAT) DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT HEAD RESTRAINT ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT HEIGHT ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT INCLINATION ADJUSTMENT MOTOR, HALL SENSOR GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/VIO WIRE HV MOT+ NV MOT- NV MOT+ LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) LIN BUS LV MOT- LV MOT+ HV MOT- MLS H MLS V CAN-B L MLS CAN-B H 30 RED WIRE RED/GRN WIRE RED/YEL WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE YEL/BLU WIRE

1 2 3 4 5 6 IRS OFF IRS LED 31 30 CAN B L CAN B H 31 ASS LED ASS OFF BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM FUSE 46 GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT REAR WINDOW GLASS BREAKAGE SENSOR (IN LEFT REAR WINDOW) MIC 1+ MIC 2+ NCA WIRE ORG/ WIRE PNK WIRE RADIO REAR SAM CONTROL MODULE W/ FUSE/RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) REAR WINDOW GLASS BREAKAGE SENSOR (IN REAR WINDOW) RED WIRE RED/WHT WIRE RIGHT REAR WINDOW GLASS BREAKAGE SENSOR (IN RIGHT REAR WINDOW) SEDAN SHIELD W/ AUDIO W/O AUDIO WAGON YEL WIRE

1 2 3 4 5 6 IRS OFF IRS LED 31 30 CAN B L CAN B H 31 ASS LED ASS OFF BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM FUSE 46 GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT REAR WINDOW GLASS BREAKAGE SENSOR (IN LEFT REAR WINDOW) MIC 1+ MIC 2+ NCA WIRE ORG/ WIRE PNK WIRE RADIO REAR SAM CONTROL MODULE W/ FUSE/RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) REAR WINDOW GLASS BREAKAGE SENSOR (IN REAR WINDOW) RED WIRE RED/WHT WIRE RIGHT REAR WINDOW GLASS BREAKAGE SENSOR (IN RIGHT REAR WINDOW) SEDAN SHIELD W/ AUDIO W/O AUDIO WAGON YEL WIRE

1 2 3 31 30 LIN 2 1 2 3 4 5 6 7 8 (-) (+) (+) (-) FL 1 2 3 4 5 6 7 8 LIN 2 LL L LL R 1 2 3 4 5 6 IRS OFF IRS LED 31 ASS LED ASS OFF 31 HS 1 HS(+) HS 2 MOTOR - MOTOR + AUTOMATIC DIMMING MIRROR BLK WIRE BLK/GRY WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B L CAN B H LIN 2 COMPUTER DATA LINES SYSTEM FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT DOME LAMP SWITCH FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 17 GARAGE DOOR OPENER GARAGE DOOR OPENER BUTTON 1 GARAGE DOOR OPENER BUTTON 2 GARAGE DOOR OPENER BUTTON 3 GARAGE DOOR OPENER INDICATOR LAMP GRN WIRE GRY WIRE GRY/BLU WIRE GRY/YEL WIRE HANDS-FREE SYSTEM MICROPHONE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSIDE REARVIEW MIRROR INTERIOR LAMP AUTOMATIC FUNCTION SWITCH INTERIOR PROTECTION SWITCH (W/ TOW-AWAY PROTECTION, INTERIOR PROTECTION) INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEFT FRONT READING LAMP SWITCH LEFT RIGHT AMBIENT READING READING LAMP LAMP LAMP LIN 2 NAVIGATION SYSTEM NCA WIRE ORG/ WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PNK 10 11 12 13 WIRE PNK WIRE PNK/GRN WIRE POWER TOPS SYSTEM REAR DOME LAMP, SWITCH REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT READING LAMP SWITCH RIGHT LEFT FRONT FRONT INTERIOR INTERIOR LAMP LAMP SOS TILTING/SLIDING ROOF SWITCH (IF EQUIPPED) TOWING SENSOR BUTTON (W/ TOW-AWAY PROTECTION, INTERIOR PROTECTION) USED) VIO WIRE WHT WIRE YEL WIRE YEL/VIO WIRE

1 2 3 4 5 6 IRS OFF IRS LED 31 30 CAN B L CAN B H 31 ASS LED ASS OFF BLK WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM CONTROL UNIT (IF EQUIPPED) (FRONT CENTER OF ROOF) FUSE 46 GRN WIRE GRY/YEL WIRE HOT AT ALL TIMES INTERIOR PROTECTION, TOW-AWAY PROTECTION LEFT REAR WINDOW GLASS BREAKAGE SENSOR (IN LEFT REAR WINDOW) MIC 1+ MIC 2+ NCA WIRE ORG/ WIRE PNK WIRE RADIO REAR SAM CONTROL MODULE W/ FUSE/RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) REAR WINDOW GLASS BREAKAGE SENSOR (IN REAR WINDOW) RED WIRE RED/WHT WIRE RIGHT REAR WINDOW GLASS BREAKAGE SENSOR (IN RIGHT REAR WINDOW) SEDAN SHIELD W/ AUDIO W/O AUDIO WAGON WHT WIRE YEL WIRE