Mercedes-Benz E-class W212/S212/C207/A207 facelift (2013-2016) (top of steering column) Wiring diagrams

10 4 9 5 3 8 1 7 2 6 +,- OK R,RTN U-MLL-L 58 GND U-MFL-R +,- MUTE TEL ACCEPT/ TERMINATE PHONE CALL BUTTON ANTENNA AMPLIFIER BACK, VOICE CONTROL SYSTEM OFF BUTTON BLK WIRE BLU WIRE BLUETOOTH ANTENNA BRN WIRE BRN/ORG WIRE BUTTONS +, - SETTING SPECIFIC FUNCTION, VOLUME CONTROL COMPUTER DATA LINES SYSTEM FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT (PART OF STEERING COLUMN MODULE) GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRY/BLU WIRE HANDS-FREE SYSTEM MICROPHONE INSIDE REARVIEW MIRROR INSIDE STEERING WHEEL) KEYLESS GO ANTENNA AMPLIFIER LEFT "C" PILLAR) LEFT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP MUTE MUTE BUTTON NCA WIRE OK BUTTON OK BUTTON BACK BUTTON ORG/ WIRE PNK 1 2 3 4 WIRE PNK WIRE PNK/BLU WIRE R,RTN RED WIRE RIGHT FRONT DOOR BASS SPEAKER RIGHT FRONT DOOR TWEETER RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP SCROLL BACK, VOICE FORWARD/ CONTROL SYSTEM BACK BUTTON OFF BUTTON SCROLL FORWARD/ SEDAN STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS STEERING WHEEL ELECTRONICS (INSIDE STEERING WHEEL) SYSTEM SELECTION BUTTON TEL U MFL R U MLL L VOICE CONTROL SYSTEM ON BUTTON VOICE CONTROL SYSTEM SELECTION SYSTEM ON BUTTON BUTTON W/ NAVIGATION WAGON WHT WIRE YEL WIRE

1 2 3 4 5 6 7 (+) SIG (-) 31 30 1 2 3 4 5 6 7 END CAN-B H CAN-B L 30 31 END 1 2 3 SIG 31 31 SIG SIG SIG BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/ORG WIRE BLU/PNK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CRUISE CONTROL RESUME LEVER FROM MEMORY SWITCH CRUISE CONTROL LEVER DRIVER DYNAMIC MULTICONTOUR SEAT BUTTON GROUP DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT (IN DRIVER SEAT BACK) DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP DRIVER SEAT SIDE BOLSTER AIR CUSHION ADJUSTMENT BUTTON DYNAMIC BUTTON END END END GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/ORG WIRE GRN/PNK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE LEFT FRONT DYNAMIC MULTICONTOUR SEAT CONTROL UNIT LEFT FRONT SEAT MASSAGE FUNCTION ACTUATOR MOTOR LUMBAR SUPPORT +/- ADJUSTMENT BUTTON LUMBAR SUPPORT UP/ DOWN ADJUSTMENT BUTTON MESSAGE FUNCTION BUTTON NCA WIRE RED WIRE RED/GRN WIRE RESUME FROM MEMORY SWITCH SEAT CUSHION LENGTH BUTTON SEAT DYNAMIC CUSHION BUTTON LENGTH BUTTON SIG SIG SIG SIG SIG SIG STEERING COLUMN IN/OUT ADJUSTMENT MOTOR, HALL SENSOR STEERING COLUMN IN/OUT ADJUSTMENT MOTOR, HALL SENSOR (ON STEERING COLUMN) STEERING COLUMN MODULE CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) STEERING COLUMN UP/DOWN ADJUSTMENT MOTOR, HALL SENSOR STEERING COLUMN UP/DOWN ADJUSTMENT MOTOR, HALL SENSOR (ON STEERING COLUMN) YEL WIRE YEL/BLU WIRE

BACK- GROUND, TAIL LIGHT BACKGROUND LIGHT BACKUP LAMP BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BRAKE LIGHT TAIL LIGHT/ BRN WIRE BRN/GRY WIRE CENTER STOP LAMP COMBINATION SWITCH COMPUTER DATA LINES SYSTEM FLASHER/ HIGH BEAM SWITCH FOG LAMP FRONT ELECTRICAL PREFUSE BOX FUSE 157 154 FUSE 163 158 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HEADLAMP HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INNER RIGHT REAR LAMP UNIT INSIDE TAILLIGHT LEFT "C" PILLAR) LEFT LICENSE PLATE LAMP LIN 2 OVERHEAD CONTROL PANEL ELECTRONICS RAIN/LIGHT SENSOR RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT LICENSE PLATE LAMP RIGHT REAR LAMP UNIT SEDAN SIDE MARKER LAMP STEERING COLUMN MODULE CONTROL UNIT TURN SIGNAL LAMP TURN SIGNAL LAMPS SWITCH VIO WIRE VIO/BLU WIRE W/O ECO START/STOP FUNCTION WAGON WHT WIRE YEL WIRE YEL/VIO WIRE

BACK- GROUND, TAIL LIGHT BACKGROUND LIGHT BACKUP LAMP BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BRAKE LIGHT TAIL LIGHT/ BRN WIRE BRN/GRY WIRE CENTER STOP LAMP COMBINATION SWITCH COMPUTER DATA LINES SYSTEM FLASHER/ HIGH BEAM SWITCH FOG LAMP FRONT ELECTRICAL PREFUSE BOX FUSE 157 154 FUSE 163 158 FUSE 74 FUSE 75 GRN WIRE GRN/BRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HEADLAMP HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INNER RIGHT REAR LAMP UNIT INSIDE TAILLIGHT LEFT "C" PILLAR) LEFT LICENSE PLATE LAMP LEFT REAR LAMP UNIT LIN 2 OVERHEAD CONTROL PANEL ELECTRONICS RAIN/LIGHT SENSOR REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT LICENSE PLATE LAMP RIGHT REAR LAMP UNIT SEDAN SIDE MARKER LAMP STEERING COLUMN MODULE CONTROL UNIT TURN SIGNAL LAMP TURN SIGNAL LAMPS SWITCH VIO WIRE VIO/BLU WIRE W/O ECO START/STOP FUNCTION WAGON WHT WIRE YEL WIRE YEL/VIO WIRE

BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L CAN-G H CAN-G L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SWITCH FRONT FOG LAMP BUTTON FRONT FOG LAMPS INDICATOR LAMP FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 1 FUSE 5 FUSE BOX GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH LOW BEAM SWITCH HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT "C" PILLAR) LEFT FOG LAMP LEFT FRONT LEVEL SENSOR LEFT REAR FOG LAMP LEFT REAR LEVEL SENSOR LOW BEAM INDICATOR LAMP PARKING BRAKE INDICATOR SWITCH REAR FOG LAMP INDICATOR LAMP REAR FOG LIGHT BUTTON RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FOG LAMP RIGHT REAR FOG LAMP SEDAN SIG SML STEERING COLUMN MODULE CONTROL UNIT SWITCH ILLUMINATION WAGON WHT/RED WIRE YEL WIRE YEL/VIO WIRE YEL/WHT WIRE

BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L CAN-G H CAN-G L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SWITCH FRONT FOG LAMP BUTTON FRONT FOG LAMPS INDICATOR LAMP FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 1 FUSE 5 FUSE BOX GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH LOW BEAM SWITCH HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED INSTRUMENT CLUSTER LEFT "C" PILLAR) LEFT FOG LAMP LEFT REAR FOG LAMP LEFT REAR LEVEL SENSOR LOW BEAM INDICATOR LAMP PARKING BRAKE INDICATOR SWITCH REAR FOG LAMP INDICATOR LAMP REAR FOG LIGHT BUTTON RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT FOG LAMP RIGHT REAR FOG LAMP SEDAN SIG SML STEERING COLUMN MODULE CONTROL UNIT SWITCH ILLUMINATION WAGON WHT WIRE WHT/BLK WIRE YEL WIRE YEL/VIO WIRE YEL/WHT WIRE

3 8 58 GND BLK WIRE BLK/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN-B H CAN-B L CENTER HORNS BUTTON CENTER HORNS BUTTON (SEDAN, WAGON) COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE DATA ENGINE COMPT) FANFARE HORN RELAY FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT (PART OF STEERING COLUMN MODULE) FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE FUSE 13 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSIDE STEERING WHEEL) LEFT FANFARE HORN LEFT FANFARE HORN (BEHIND LEFT CORNER OF FRONT BUMPER) LEFT FANFARE HORN SYSTEM BUTTON LEFT FANFARE HORN SYSTEM BUTTON (SEDAN, WAGON) LEFT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP LEFT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP (COUPE, CONVERTIBLE) RED WIRE RED/BLU WIRE RELAY RIGHT FANFARE HORN RIGHT FANFARE HORN (BEHIND RIGHT CORNER OF FRONT BUMPER) RIGHT FANFARE HORN SYSTEM BUTTON RIGHT FANFARE HORN SYSTEM BUTTON (SEDAN, WAGON) RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP (COUPE, CONVERTIBLE) SEDAN WAGON SEDAN, WAGON COUPE, CONVERTIBLE STEERING COLUMN MODULE CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) STEERING WHEEL ELECTRONICS STEERING WHEEL ELECTRONICS (INSIDE STEERING WHEEL) 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

1 2 3 4 5 6 7 (+) SIG (-) 31 30 1 2 3 4 5 6 7 END CAN-B H CAN-B L 30 31 END 1 2 3 SIG 31 31 SIG SIG SIG BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/ORG WIRE BLU/PNK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRY WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CRUISE CONTROL RESUME LEVER FROM MEMORY SWITCH CRUISE CONTROL LEVER DYNAMIC BUTTON END END END FRONT PASSENGER DYNAMIC MULTICONTOUR SEAT BUTTON GROUP FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH FRONT PASSENGER SEAT LUMBAR SUPPORT PNEUMATIC PUMP FRONT PASSENGER SEAT SIDE BOLSTER AIR CUSHION ADJUSTMENT BUTTON GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/ORG WIRE GRN/PNK WIRE GRN/WHT WIRE GRY WIRE LUMBAR SUPPORT +/- ADJUSTMENT BUTTON LUMBAR SUPPORT UP/ DOWN ADJUSTMENT BUTTON MESSAGE FUNCTION BUTTON NCA WIRE RED WIRE RED/GRN WIRE RESUME FROM MEMORY SWITCH RIGHT FRONT DYNAMIC MULTICONTOUR SEAT CONTROL UNIT RIGHT FRONT SEAT MASSAGE FUNCTION ACTUATOR MOTOR SEAT CUSHION LENGTH BUTTON SIG SIG SIG SIG SIG SIG STEERING COLUMN MODULE CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) YEL WIRE

1 2 3 4 CD LVDS - RES LVDS + GND 1 2 3 4 GND LVDS + RES LVDS - 1 2 MOST OUT MOST IN 31 CAN A L ACCEPT/ TERMINATE PHONE CALL BUTTON ANT SAT AUDIO/COMAND CONTROL PANEL AUDIO/COMAND CONTROLLER AUDIO/COMAND DISPLAY BACK BUTTON BACK, VOICE CONTROL SYSTEM OFF BUTTON BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/RED WIRE BUTTONS +, - SETTING SPECIFIC FUNCTION, VOLUME CONTROL CAN A H CAN A L CAN B H CAN B L CAN B L COMPUTER DATA LINES SYSTEM CAN B H 31 CAN-A H CAN-A L CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR (IF EQUIPPED) COMPUTER DATA LINES SYSTEM DELETE BUTTON FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT (PART OF STEERING COLUMN MODULE) FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 11 FUSE 13 FUSE 26 FUSE 84 FUSE FUSE FUSE FUSE W/ FUSE, RELAY MODULE (RIGHT SIDE OF LUGGAGE COMPT) GND CD GRN WIRE GRN/ORG WIRE GRN/WHT WIRE GRY/BLU WIRE HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED KEEP ON KEEP ON 14 15 16 LEFT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP LVDS MOBILE PHONE ELECTRICAL CONNECTOR MOBILE PHONE ELECTRICAL CONNECTOR (IF EQUIPPED), MOST MOST DATA BUS CIRCUIT MOST IN MOST IN MOST MOST OUT MUTE BUTTON NCA WIRE OK BUTTON ORG/ WIRE PNK WIRE PNK/BLU WIRE RADIO REAR SAM CONTROL MODULE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RES+ RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP SAT SCROLL OK FORWARD/ BUTTON BACK BUTTON SDAR CONTROL UNIT/ HIGH DEFINITION TUNER SDAR CONTROL UNIT/ HIGH DEFINITION TUNER (LEFT SIDE OF LUGGAGE COMPT) SHIELD SHIELD ANT STEERING COLUMN MODULE CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) SYSTEM SELECTION BUTTON VOICE CONTROL SYSTEM ON BUTTON W/ DIRECT SELECT W/O DIRECT SELECT WAKE UP MOST DATA 1 2 3 4 BUS CIRCUIT MOST OUT MOST IN WAKE-UP WHT WIRE YEL WIRE