Mercedes-Benz E-class W212/S212/C207/A207 (2009-2013) driver front seat adjustment control module (under left front seat) 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 COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER LEFT FRONT SEAT) DRIVER SEAT HEIGHT ADJUSTMENT MOTOR DRIVER SEAT INCLINATION ADJUSTMENT MOTOR DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP 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 EASY- ENTRY SYSTEM LIMIT SWITCH (IF EQUIPPED) 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

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(-) BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/VIO WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER LEFT FRONT SEAT) DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR, HALL SENSOR 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/BLK WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/VIO WIRE HV MOT+ NV MOT- NV MOT+ LV MOT- LV MOT+ HV MOT- MLS H MLS V CAN-B L MLS CAN-B H RED WIRE RED/GRN WIRE RED/YEL WIRE SEATS SYSTEM VIO/BRN WIRE VIO/GRN WIRE VIO/WHT WIRE VIO/YEL WIRE YEL/BLU WIRE

1 2 3 4 5 6 7 (+) SIG (-) 31 30 1 2 3 SIG 2 1 FDS 30 FDS 31 2 1 FDS 31 FDS 30 8 7 5 30 CAN B H CAN B L BLU WIRE BLU/BLK WIRE BRN WIRE BRN/RED WIRE COMPUTER DATA LINES SYSTEM DRIVER FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER LEFT FRONT SEAT) DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP FRONT PASSENGER FRONT SEAT ADJUSTMENT CONTROL MODULE (UNDER RIGHT FRONT SEAT) FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH FRONT PASSENGER SEAT LUMBAR SUPPORT PNEUMATIC PUMP FUSE 62 FUSE 64 GRN/ORG WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK) RED WIRE RED/WHT WIRE RED/YEL WIRE YEL WIRE