Mercedes-Benz E-class W212/S212/C207/A207 facelift (2013-2016) led 31 Wiring diagrams

1 2 CAN B L CAN B H 3 6 LED LED BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 59 GRY WIRE HOT W/ CIRCUIT 15 RELAY ENERGIZED LED LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR (BEHIND LEFT END OF REAR BUMPER) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) RED WIRE RED/BLK WIRE RIGHT BLIND SPOT ASSIST READINESS, WARNING INDICATOR RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR (BEHIND RIGHT END OF REAR BUMPER) VIO WIRE VIO/WHT WIRE YEL WIRE YEL/WHT WIRE

1 2 CAN B L CAN B H 3 6 LED LED BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 59 GRN WIRE GRN/WHT WIRE HOT W/ CIRCUIT 15 RELAY ENERGIZED LED LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR (BEHIND LEFT END OF REAR BUMPER) NCA WIRE RADAR SENSOR (BEHIND RIGHT END OF REAR BUMPER) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED/BLU WIRE RIGHT BLIND SPOT ASSIST READINESS, WARNING INDICATOR RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR RIGHT BLIND SPOT ASSIST READINESS, WARNING INDICATOR RIGHT REAR BUMPER INTELLIGENT RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR YEL WIRE YEL/WHT WIRE

1 2 CAN B L CAN B H 3 6 LED LED BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 59 GRN WIRE GRN/WHT WIRE HOT W/ CIRCUIT 15 RELAY ENERGIZED LED LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR (BEHIND LEFT END OF REAR BUMPER) NCA WIRE RADAR SENSOR (BEHIND RIGHT END OF REAR BUMPER) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED/BLU WIRE RIGHT BLIND SPOT ASSIST READINESS, WARNING INDICATOR RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR RIGHT BLIND SPOT ASSIST READINESS, WARNING INDICATOR RIGHT REAR BUMPER INTELLIGENT RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR YEL WIRE YEL/WHT WIRE

1 2 CAN B L CAN B H 3 6 LED LED BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 59 GRY WIRE HOT W/ CIRCUIT 15 RELAY ENERGIZED LED LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR (BEHIND LEFT END OF REAR BUMPER) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) RED WIRE RED/BLK WIRE RIGHT BLIND SPOT ASSIST READINESS, WARNING INDICATOR RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR (BEHIND RIGHT END OF REAR BUMPER) VIO WIRE VIO/WHT WIRE YEL WIRE YEL/WHT WIRE

1 2 CAN B L CAN B H 3 6 LED LED BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 59 GRY WIRE HOT W/ CIRCUIT 15 RELAY ENERGIZED LED LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR (BEHIND LEFT END OF REAR BUMPER) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) RED WIRE RED/BLK WIRE RIGHT BLIND SPOT ASSIST READINESS, WARNING INDICATOR RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR (BEHIND RIGHT END OF REAR BUMPER) VIO WIRE VIO/WHT WIRE YEL WIRE YEL/WHT WIRE

1 2 (+) 31 1 2 3 PNK WIRE 1 2 5 4 CAN B L CAN B H 30 31 10 7 9 8 3 6 (+) SIG 31 SIG LED LED 3 6 1 2 LED LED (+) 31 5 1 2 4 30 CAN-B L CAN-B H 31 8 10 7 9 SIG (+) SIG 31 AUTOMATIC DIMMING MIRROR BLK WIRE BLK/BRN WIRE BRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM CRUISE CONTROL LEVER CRUISE CONTROL RESUME LEVER FROM MEMORY SWITCH DEFOGGER SYSTEM DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP EXTERIOR DEFOGGER LIGHTS SYSTEM SYSTEM FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 2 FUSE 41 GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES FRONT SAM CONTROL MODULE W/ FUSE/ RELAY HOT AT ALL TIMES REAR SAM CONTROL MODULE FRONT W/ FUSE/ LED LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR (IF EQUIPPED) LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) LEFT MIRROR HEATER OUTSIDE MIRROR TURN SIGNAL LAMP LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR ADJUSTMENT SWITCH LEFT OUTSIDE MIRROR AMBIENT LAMP LEFT OUTSIDE MIRROR AMBIENT LAMP (IF EQUIPPED) LEFT OUTSIDE MIRROR TURN SIGNAL LAMP MIRROR HEATER MIRRORS MIRRORS SYSTEM SYSTEM MIRRORS SYSTEM MODULE (LEFT REAR OF ENGINE COMPT) OUTSIDE MIRROR ADJUSTMENT SWITCH OUTSIDE MIRROR FOLD-IN/ FOLD-OUT ELECTRIC MOTOR OUTSIDE MIRROR FOLD-IN/ FOLD-OUT SWITCH PNK BRN/PNK WIRE PNK WIRE REAR SAM CONTROL MODULE FRONT W/ FUSE/ RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) RESUME FROM MEMORY SWITCH RIGHT BLIND SPOT ASSIST READINESS, WARNING INDICATOR RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) RIGHT LEFT OUTSIDE OUTSIDE MIRROR MIRROR ADJUSTMENT ADJUSTMENT SWITCH SWITCH RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR (IF EQUIPPED) RIGHT OUTSIDE MIRROR AMBIENT LAMP RIGHT OUTSIDE MIRROR ADJUSTMENT SWITCH RIGHT OUTSIDE MIRROR AMBIENT LAMP RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP SIG STEERING COLUMN MODULE CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) VERTICAL, HORIZONTAL INCLINATION ADJUSTMENT ACTUATOR MOTOR VERTICAL, HORIZONTAL INCLINATION ADJUSTMENT ACTUATOR POTENTIOMETER VIO WIRE YEL WIRE

10 7 8 9 3 6 (+) SIG SIG 31 LED LED 31 CAN-B L CAN-B H 4 1 2 5 31 CAN-B L CAN-B H 9 10 7 8 3 6 31 (+) SIG SIG LED LED BLK WIRE BLK/WHT WIRE BRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL LEVER DEFOGGER SYSTEM DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 2 FUSE 3 (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR (IF EQUIPPED) LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR TURN SIGNAL LAMP MIRROR HEATER MIRRORS MIRRORS SYSTEM SYSTEM MIRRORS SYSTEM NCA WIRE PNK 1 2 3 WIRE PNK WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RESUME FROM MEMORY SWITCH RIGHT FRONT DOOR CONTROL MODULE RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR ADJUSTMENT SWITCH RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) VERTICAL, HORIZONTAL INCLINATION ADJUSTMENT ACTUATOR MOTOR, POTENTIOMETER

10 7 8 9 3 6 (+) SIG SIG 31 LED LED 31 CAN-B L CAN-B H 4 1 2 5 31 CAN-B L CAN-B H 9 10 7 8 3 6 31 (+) SIG SIG LED LED BLK WIRE BLK/WHT WIRE BRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL LEVER DEFOGGER SYSTEM DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 2 FUSE 3 (LEFT REAR OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR (IF EQUIPPED) LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR TURN SIGNAL LAMP MIRROR HEATER MIRRORS MIRRORS SYSTEM SYSTEM MIRRORS SYSTEM NCA WIRE PNK 1 2 3 WIRE PNK WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RESUME FROM MEMORY SWITCH RIGHT FRONT DOOR CONTROL MODULE RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP RIGHT OUTSIDE MIRROR RIGHT OUTSIDE MIRROR ADJUSTMENT SWITCH RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) VERTICAL, HORIZONTAL INCLINATION ADJUSTMENT ACTUATOR MOTOR, POTENTIOMETER

1 2 (+) 31 1 2 3 PNK WIRE 1 2 5 4 CAN B L CAN B H 30 31 10 7 9 8 3 6 (+) SIG 31 SIG LED LED 3 6 1 2 LED LED (+) 31 5 1 2 4 30 CAN-B L CAN-B H 31 8 10 7 9 SIG (+) SIG 31 BLK WIRE BLK/BRN WIRE BRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL RESUME LEVER FROM MEMORY SWITCH DEFOGGER SYSTEM DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP EXTERIOR DEFOGGER LIGHTS SYSTEM SYSTEM FUSE 2 FUSE 41 GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES FRONT SAM CONTROL MODULE W/ FUSE/ RELAY HOT AT ALL TIMES REAR SAM CONTROL MODULE FRONT W/ FUSE/ LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR (IF EQUIPPED) LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) LEFT MIRROR HEATER OUTSIDE MIRROR TURN SIGNAL LAMP LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR AMBIENT LAMP (IF EQUIPPED) MIRROR HEATER MIRRORS MIRRORS SYSTEM SYSTEM MIRRORS SYSTEM MODULE (LEFT REAR OF ENGINE COMPT) PNK BRN/PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) RIGHT LEFT OUTSIDE OUTSIDE MIRROR MIRROR ADJUSTMENT ADJUSTMENT SWITCH SWITCH RIGHT OUTSIDE MIRROR (IF EQUIPPED) RIGHT OUTSIDE MIRROR AMBIENT LAMP RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) VERTICAL, HORIZONTAL INCLINATION ADJUSTMENT ACTUATOR MOTOR VERTICAL, HORIZONTAL INCLINATION ADJUSTMENT ACTUATOR POTENTIOMETER VIO WIRE YEL WIRE

1 2 (+) 31 1 2 3 PNK WIRE 1 2 5 4 CAN B L CAN B H 30 31 10 7 9 8 3 6 (+) SIG 31 SIG LED LED 3 6 1 2 LED LED (+) 31 5 1 2 4 30 CAN-B L CAN-B H 31 8 10 7 9 SIG (+) SIG 31 BLK WIRE BLK/BRN WIRE BRN WIRE BRN/PNK WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM CRUISE CONTROL RESUME LEVER FROM MEMORY SWITCH DEFOGGER SYSTEM DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP EXTERIOR DEFOGGER LIGHTS SYSTEM SYSTEM FUSE 2 FUSE 41 GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES FRONT SAM CONTROL MODULE W/ FUSE/ RELAY HOT AT ALL TIMES REAR SAM CONTROL MODULE FRONT W/ FUSE/ LED 31 LEFT BLIND SPOT ASSIST READINESS, WARNING INDICATOR (IF EQUIPPED) LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) LEFT MIRROR HEATER OUTSIDE MIRROR TURN SIGNAL LAMP LEFT OUTSIDE MIRROR LEFT OUTSIDE MIRROR AMBIENT LAMP (IF EQUIPPED) MIRROR HEATER MIRRORS MIRRORS SYSTEM SYSTEM MIRRORS SYSTEM MODULE (LEFT REAR OF ENGINE COMPT) PNK BRN/PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT SEAT ADJUSTMENT SWITCH GROUP (W/ FULLY ELECTRIC SEAT ADJUSTMENT) RIGHT LEFT OUTSIDE OUTSIDE MIRROR MIRROR ADJUSTMENT ADJUSTMENT SWITCH SWITCH RIGHT OUTSIDE MIRROR (IF EQUIPPED) RIGHT OUTSIDE MIRROR AMBIENT LAMP RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) VERTICAL, HORIZONTAL INCLINATION ADJUSTMENT ACTUATOR MOTOR VERTICAL, HORIZONTAL INCLINATION ADJUSTMENT ACTUATOR POTENTIOMETER VIO WIRE YEL WIRE