Mercedes-Benz S-class W222/C217/A217 facelift (2017-2020) rain/light sensor w/ additional functions Wiring diagrams

BACKUP LAMPS CIRCUIT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/WHT) RED WIRE BLU/BRN WIRE BML BRN WIRE BRN/RED WIRE BSL BL L BSL BL R CAN B H CAN B L CH LI COC COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE, SEDAN DIAG DRIVER-SIDE FUSE, RELAY MODULE ENGINE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT (LEFT KICK PANEL) FUSE 126 FUSE 200 FUSE 305 FUSE 477 GRN WIRE GRN/VIO WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED LEFT REAR LAMP UNIT NSL PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/GRY WIRE RED/WHT WIRE RFL L RFL R RIGHT REAR LAMP UNIT SEDAN COUPE, CONVERTIBLE SIG SIG (1) SIG (2) SIG 3 SIG HD SIG HL SIG HR SL L SML L SML R VIO WIRE WHT WIRE YEL/GRN WIRE YEL/RED WIRE

BLK WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COC COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLEX-E BP PNK FLEX-E BM WIRE FRONT SAM CONTROL UNIT FUSE 126 FUSE 200 FUSE 205 FUSE 305 GRN WIRE GRY/BLU WIRE GRY/YEL WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER PASSENGER-SIDE A-PILLAR FUSE BOX PNK SIG WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/WHT WIRE SIG SIG (1) SIG (2) SIG 3 SIG 3 PNK SIG WIRE STEERING COLUMN MODULE CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

BLK WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COC COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLEX-E BP PNK FLEX-E BM WIRE FRONT SAM CONTROL UNIT FUSE 126 FUSE 200 FUSE 205 FUSE 305 GRN WIRE GRY/BLU WIRE GRY/YEL WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER PASSENGER-SIDE A-PILLAR FUSE BOX PNK SIG WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/WHT WIRE SIG SIG (1) SIG (2) SIG 3 SIG 3 PNK SIG WIRE STEERING COLUMN MODULE CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE YEL/WHT WIRE

ALARM SIREN ALL-WHEEL DRIVE CONTROL UNIT CONTROL UNIT) COUPE CONVERTIBLE DIAGNOSTIC CONNECTOR DRIVER SEAT CONTROL UNIT DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP DRIVETRAIN CONTROL UNIT FM, AM, CL, DAB, KEYLESS-GO ANTENNA AMPLIFIER FROM REAR PREFUSE BOX (DIAGRAM 5 OF 7) FROM VEHICLE INTERIOR PREFUSE BOX (DIAGRAM 1 OF 7) FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT HEATER CONTROL UNIT FUSE 1 FUSE 2 FUSE 3 FUSE 301 FUSE 302 FUSE 303 FUSE 304 FUSE 305 FUSE 306 FUSE 307 FUSE 309 FUSE 310 FUSE 311 FUSE 312 FUSE 313 FUSE 314 FUSE 315 FUSE 316 FUSE 317 FUSE 318 FUSE 319 FUSE 320 FUSE 321 FUSE 322 FUSE 4 FUSE 5 FUSE 6 HEAD UNIT HEAD-UP DISPLAY INSTRUMENT CLUSTER KEYLESS-GO CONTROL UNIT LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT REAR DOOR CONTROL UNIT ME-SFI (ME) CONTROL UNIT MONO MULTI-FUNCTION CAMERA, STEREO MULTI-FUNCTION CAMERA MULTIMEDIA CONNECTION UNIT MULTIPLE FUSE 1 MULTIPLE FUSE 2 MULTIPLE FUSE 3 N/A OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL MODULE PERFUME ATOMIZER GENERATOR RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR AIR CONDITIONING OPERATING UNIT REAR BLOWER MOTOR REAR CONTROL UNIT RED WIRE RED/WHT WIRE RESERVE FUSE 308 RESERVE FUSE 323 RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT MULTICONTOUR SEAT CONTROL UNIT RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR SEDAN SHORT, LONG-RANGE RADAR SENSOR STATIONARY HEATER UNIT SUPPLEMENTAL RESTRAINT SYSTEM TELEPHONE CONTROL UNIT TELEPHONE, STATIONARY HEATER, REMOTE PARK-PILOT ANTENNA CHANGEOVER SWITCH TO ELECTRONIC IGNITION SWITCH CONTROL UNIT (DIAGRAM 5 OF 7) TOUCHPAD, AUDIO/COMAND CONTROL PANEL W/ REAR AIR CONDITIONING WHT WIRE

AMBIENT LAMP AUTOMATIC DIMMING MIRROR BLK WIRE BLK/BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT SAM CONTROL UNIT FUSE 203 FUSE 302 FUSE 305 FUSE 316 GARAGE DOOR OPENER GARAGE DOOR OPENER BUTTON 1 GARAGE DOOR OPENER BUTTON 2 GARAGE DOOR OPENER BUTTON 3 GARAGE DOOR OPENER INDICATOR LAMP HOT AT ALL TIMES INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR DIMMING LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT READING LAMP NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT READING LAMP SPG ABBL VIO WIRE WHT WIRE YEL/RED WIRE

AMBIENT LAMP AUTOMATIC DIMMING MIRROR BLK WIRE BLK/BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT SAM CONTROL UNIT FUSE 203 FUSE 302 FUSE 305 FUSE 316 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 HOT AT ALL TIMES INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR DIMMING LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT READING LAMP NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/WHT WIRE RGB-LIN RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT READING LAMP SPG ABBL VIO WIRE WHT WIRE YEL/RED WIRE

AMBIENT LAMP AUTOMATIC DIMMING MIRROR BLK WIRE BLK/BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT SAM CONTROL UNIT FUSE 203 FUSE 302 FUSE 305 FUSE 316 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 HOT AT ALL TIMES INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR DIMMING LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT READING LAMP NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/WHT WIRE RGB-LIN RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT READING LAMP SPG ABBL VIO WIRE WHT WIRE YEL/RED WIRE

BLK WIRE BLK/BLU WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FLEX-E BM FLEX-E BP FRONT SAM CONTROL UNIT FUSE 105 FUSE 106 FUSE 111 FUSE 12 FUSE 205 FUSE 305 GRN WIRE HOT AT ALL TIMES HOT W/ OIL PUMP RELAY ENERGIZED INSTRUMENT CLUSTER LEFT HEATED WIPER BLADE (IF EQUIPPED) LOWER SPRAY NOZZLE HOSE HEATER (IF EQUIPPED) NCA WIRE NIGHT, DAY VIEW ASSIST LONG-RANGE CAMERA WASHER FLUID PUMP PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RIGHT HEATED WIPER BLADE SIG SRA-P STEERING COLUMN MODULE CONTROL UNIT UPPER SPRAY NOZZLE HOSE HEATER (IF EQUIPPED) W/ MAGIC VISION CONTROL W/O MAGIC VISION CONTROL WASHER FLUID RESERVOIR) WB H WHT WIRE WINDSHIELD WASHER SYSTEM PUMP WINDSHIELD WASHER SYSTEM SWITCH WINDSHIELD WASHER SYSTEM WASHER FLUID LEVEL SWITCH WIPE SWITCH WIPER MOTOR WIPER PARK HEATER WIPER PARK POSITION HEATER RELAY WWSCHD H YEL WIRE YEL/RED WIRE YEL/WHT WIRE