Mercedes-Benz C-class W205/S205/C205/A205 facelift (2018-2021) rear control unit Wiring diagrams

BLK WIRE BLU WIRE BLU/BRN WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L CENTRAL LOCKING MOTOR COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE EXCEPT CONVERTIBLE FUSE 302 FUSE 303 FUSE 477 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT DOOR EXIT LAMP LEFT FRONT DOOR EXIT, WARNING LAMP LEFT FRONT DOOR WARNING LAMP LEFT REAR DOOR AMBIANCE ILLUMINATION LEFT REAR DOOR CONTROL UNIT LEFT REAR DOOR DOOR HANDLE ILLUMINATION LEFT REAR DOOR EXIT, WARNING LAMP LEFT REAR DOOR EXTERIOR DOOR HANDLE ILLUMINATION LEFT REAR DOOR HANDLE AMBIANCE ILLUMINATION LEFT REAR DOOR LOCK MAIN CATCH SWITCH MOT (+) GND MOT MOT GND/(+) MOT- MOTOR ORG/ WIRE ORG/BLU WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK/BLU WIRE PNK/VIO WIRE REAR CONTROL UNIT REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT DOOR LOCK ROTARY TUMBLER SWITCH SEDAN SIG SIG (+) HECKD SIG 1 SIG 2 SIG GND SIG HECKR STOWAGE COMPARTMENT CENTRAL LOCKING ACTUATOR MOTOR TANK CAP CENTRAL LOCKING ACTUATOR TRUNK LID LOCKING ELEMENT TRUNK LID/ LIFTGATE LOCK TRUNK LID/ LIFTGATE LOCK MOTOR W/ INTERIOR LIGHTS PACKAGE YEL WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COUPE DRAFT STOP ACTUATOR MOTOR FRONT SOFT TOP LOCK MOTOR FUSE 303 GRN WIRE GRN/BLK WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/VIO WIRE GRY/YEL WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT SOFT TOP COMPARTMENT LID LOCKED LIMIT SWITCH LEFT SOFT TOP COMPARTMENT LID UP LIMIT SWITCH LEFT SOFT TOP LOCKED SWITCH MOT- ORG/ WIRE ORG/BLK WIRE ORG/BRN WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/WHT WIRE REAR CONTROL UNIT RED WIRE RED/BLU WIRE RED/ORG WIRE RED/VIO WIRE RIGHT SOFT TOP BOW LOCKED DOWN LIMIT SWITCH RIGHT SOFT TOP COMPARTMENT LID LOCKED LIMIT SWITCH RIGHT SOFT TOP LOCKED SWITCH SIG VIO WIRE VIO/GRN WIRE VIO/WHT WIRE WHT WIRE WIND DEFLECTOR ACTUATOR MOTOR YEL WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/ORG WIRE YEL/PNK WIRE YEL/VIO WIRE YEL/WHT WIRE

ALARM SIREN AMBIANCE ILLUMINATION CONTROL UNIT BLUE LIGHT SEPARATION POINT BRN WIRE CENTER CONSOLE ANTI-THEFT ALARM SYSTEM SWITCH GROUP COOLANT CIRCULATION PUMP COUPE COUPE CONVERTIBLE COUPE, SEDAN DC-DC CONVERTER CONTROL UNIT DIAGNOSTIC CONNECTOR DRIVER SIDE ENGINE HOOD CONTACT SWITCH DRIVETRAIN CONTROL UNIT DRIVETRAIN SENSOR CAN (CAN I) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR ELECTRIC POWER STEERING CONTROL UNIT FOOTWELL ILLUMINATION SWITCH FRONT FLASHING LIGHT POINT FRONT SAM CONTROL UNIT HERMES CONTROL UNIT LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR INTERIOR PROTECTION SENSOR LEFT INTERIOR CAN (CAN B) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR LEFT SOFT TOP LOCKED SWITCH LOW TEMPERATURE CIRCUIT CIRCULATION PUMP 1 LOWER LEFT CENTER CONSOLE AMBIENT LIGHTING LOWER RIGHT CENTER CONSOLE AMBIENT LIGHTING MOBILE PHONE CRADLE CONTROL UNIT MONO MULTI-FUNCTION CAMERA OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING SUNROOF CONTROL MODULE PARK PAWL CAPACITOR PEDAL OPERATION MONITOR BUZZER PEDAL OPERATION MONITOR SWITCH PERIPHERALS CAN (CAN PER) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR POLICE BEACON SEPARATION POINT PWR-1 RADIATOR SHUTTERS ACTUATOR MOTOR RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR CONTROL UNIT RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT DOOR INTERIOR PROTECTION SENSOR RIGHT FRONT LAMP UNIT RIGHT SOFT TOP LOCKED SWITCH ROOF LIGHT BAR SEPARATION POINT SLIDING ROOF CONTROL MODULE SOUND GENERATOR SPECIAL SIGNAL SYSTEM OPERATING UNIT STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER STEREO MULTI-FUNCTION CAMERA TELEPHONE, STATIONARY HEATER ANTENNA CHANGEOVER SWITCH UPPER LEFT CENTER CONSOLE AMBIENT LIGHTING UPPER RIGHT CENTER CONSOLE AMBIENT LIGHTING USER INTERFACE CAN (CAN HMI) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR W/ HERMES LTE W/ PANORAMA W/O LED WIND DEFLECTOR ACTUATOR MOTOR

ADAPTIVE DAMPING SYSTEM CONTROL UNIT AIRMATIC CONTROL UNIT AIRSCARF CONTROL UNIT AUDIO/COMAND CONTROL PANEL BLK WIRE BRN WIRE BRN/WHT WIRE CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR COUPE COUPE CONVERTIBLE DRIVER FOOTWELL LAMP ELECTRICAL CONNECTOR DRIVER SEAT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP DRIVER SEAT PARTIALLY ELECTRIC SEAT ADJUSTMENT SWITCH DRIVER SIDE BAG SQUIB ELECTRONIC IGNITION SWITCH CONTROL UNIT FRONT CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION FRONT PASSENGER FOOTWELL LAMP ELECTRICAL CONNECTOR FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT PNEUMATIC PUMP FRONT PASSENGER SEAT PARTIALLY ELECTRIC SEAT ADJUSTMENT SWITCH FRONT SAM CONTROL UNIT FRONT SEAT HEATER CONTROL UNIT FUEL PUMP CONTROL UNIT FUEL QUALITY SENSOR GRN/PNK WIRE LEFT AIRSCARF FAN MOTOR LEFT BACKREST RELEASE/ INCLINATION MICROSWITCH LEFT FRONT MULTI-CONTOUR SEAT CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT REAR DOOR CONTROL UNIT LEFT REAR FOOTWELL ILLUMINATION AMBIANCE ILLUMINATION (LED) LEFT REAR INTERIOR PROTECTION SENSOR PWER-2 REAR CONTROL UNIT REAR WINDOW HEATER RIGHT AIRSCARF FAN MOTOR RIGHT BACKREST RELEASE/INCLINATION MICROSWITCH RIGHT FRONT ILLUMINATED DOOR SILL MOLDING RIGHT FRONT MULTICONTOUR SEAT CONTROL UNIT RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR RIGHT REAR BRAKE WEAR SENSOR RIGHT REAR DOOR CONTROL UNIT RIGHT REAR FOOTWELL ILLUMINATION AMBIANCE ILLUMINATION (LED) RIGHT REAR ILLUMINATED DOOR SILL MOLDING RIGHT REAR INTERIOR PROTECTION SENSOR SEDAN STATIONARY HEATER FUEL PUMP TOUCHPAD TRAILER RECOGNITION CONTROL UNIT TRAILER SOCKET W/ SMOKER'S PACKAGE YEL WIRE

ACTIVE ENGINE SOUND GENERATOR CONTROL UNIT BACKUP CAMERA CONTROL UNIT BRN WIRE BRN/WHT WIRE CENTER STOP LAMP COUPE COUPE CONVERTIBLE COUPE, SEDAN COUPE, SEDAN, CONVERTIBLE DRAFT STOP ACTUATOR MOTOR DRIVER SIDE BAG SQUIB ELECTRONIC DIFFERENTIAL CONTROL UNIT EXHAUST FLAP SWITCHOVER VALVE FAN MOTOR GRN WIRE INNER LEFT REAR LAMP UNIT INNER RIGHT REAR LAMP UNIT INTELLIGENT DRIVE CONTROL UNIT LEFT LICENSE PLATE LAMP LEFT LUGGAGE COMPARTMENT LAMP LEFT LUGGAGE COMPARTMENT REAR BACKREST RELEASE BUTTON LEFT OUTER REAR BUMPER RADAR SENSOR LEFT REAR BACKREST INCLINATION SWITCH LEFT REAR BACKREST RELEASE ACTUATOR LEFT REAR BACKREST RELEASE BUTTON LEFT REAR LAMP UNIT LEFT TRUNK LID/ LIFTGATE AMBIENT LAMP, WARNING LAMP LEFT TRUNK PARTITION HALL SENSOR LUGGAGE COMPARTMENT SOCKET NCA WIRE PARKING SYSTEM CONTROL UNIT PWR-2 REAR CAMERA COVER MOTOR REAR CONTROL UNIT REAR SAM CONTROL UNIT REAR SEAT HEATERS CONTROL UNIT REAR SWITCHING MODULE REAR WINDOW GLASS BREAKAGE SENSOR REAR WINDOW INTERFERENCE SUPPRESSION CAPACITOR RIGHT LICENSE PLATE LAMP RIGHT LUGGAGE COMPARTMENT REAR RELEASE BACKREST BUTTON RIGHT OUTER REAR BUMPER RADAR SENSOR RIGHT REAR BACKREST INCLINATION SWITCH RIGHT REAR BACKREST RELEASE ACTUATOR RIGHT REAR CONTROL UNIT RIGHT REAR LAMP UNIT RIGHT REAR OUTER BUMPER RADAR SENSOR RIGHT TRUNK PARTITION HALL SENSOR ROOT LIGHT BAG SEPARATION POINT SEDAN SEDAN, COUPE SOFT TOP CONTROL HYDRAULIC UNIT SPECIAL SIGNAL SYSTEM CONTROL UNIT SPECIAL-PURPOSE VEHICLE MULTI-FUNCTION CONTROL UNIT TAILGATE CONTROL UNIT TRAILER HITCH RELEASE SWITCH TRUNK LID CONTROL UNIT TRUNK PARTITION HALL SENSOR CLOSED WHT WIRE

AIRMATIC COMPRESSOR BRN WIRE CENTER REAR SEAT BELT BUCKLE SWITCH CENTER STOP LAMP COUPE, SEDAN DC/AC CONVERTER CONTROL UNIT KEYLESS-GO CONTROL UNIT LEFT FANFARE HORN LEFT FRONT LAMP UNIT LEFT REAR BACKREST LOCK SWITCH LEFT TRUNK LID/ LIFTGATE AMBIENT LAMP, WARNING LAMP NCA WIRE PWR-1 RADIATOR TRIM FLAP ACTUATOR MOTOR REAR CONTROL UNIT REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RIGHT CARGO AREA COVER ACTUATOR MOTOR RIGHT FANFARE HORN RIGHT LUGGAGE COMPARTMENT LAMP RIGHT REAR BACKREST INCLINATION SWITCH RIGHT REAR BACKREST LOCK SWITCH RIGHT REAR BACKREST RELEASE BUTTON SEDAN, COUPE SOUND SYSTEM AMPLIFIER CONTROL UNIT SOUND SYSTEM MIDLINE AMPLIFIER CONTROL UNIT SPRAY NOZZLE HOSE HEATER TAILGATE WIPER MOTOR TANK CAP CENTRAL LOCKING ACTUATOR TIRE PRESSURE MONITOR CONTROL UNIT TRUNK LID EMERGENCY OPENING SWITCH TRUNK LID/ LIFT GATE LOCK TRUNK LID/ LIFTGATE EXTERNAL OPERATION SWITCH TV TUNER CONTROL UNIT W/O LED

AIRSCARF CONTROL UNIT AMBIANCE ILLUMINATION CONTROL UNIT BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN B L RBA-1 CLIMATE CONTROL OPERATING UNIT CLIMATE CONTROL UNIT COUPE FRONT SAM CONTROL UNIT FRONT SEAT HEATER CONTROL UNIT GRY/BLK WIRE GRY/RED WIRE LEFT FRONT DOOR CONTROL UNIT LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT LEFT INTERIOR CAN (CAN B) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR LEFT REAR DOOR CONTROL UNIT OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL MODULE PNK WIRE PNK/WHT WIRE REAR AIR CONDITIONING OPERATING UNIT REAR CONTROL UNIT REAR SAM CONTROL UNIT REAR SEAT HEATERS CONTROL UNIT RIGHT REAR DOOR CONTROL UNIT SEDAN, COUPE SLIDING ROOF CONTROL MODULE STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER TRUNK LID CONTROL UNIT VIO WIRE VIO/WHT WIRE W/ PANORAMIC SLIDING SUNROOF W/O PANORAMIC SLIDING SUNROOF

BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COUPE FUSE 303 HOT AT ALL TIMES LEFT SEAT BELT EXTENDER MOT- PASSENGER-SIDE A-PILLAR FUSE BOX REAR CONTROL UNIT RED WIRE RIGHT SEAT BELT EXTENDER SIG YEL WIRE

BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/PNK WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COUPE DOOR LOCKS SYSTEM FUSE 303 FUSE 408 FUSE 475 GRN WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES MOT (+) 30 MOT (+) 31 MOT- ORG/BLU WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PASSIVE RESTRAINTS SYSTEM POWER TOPS SYSTEM POWER WINDOWS SYSTEM POWER WINDOWS, POWER TOPS SYSTEMS REAR CONTROL UNIT REAR FUSE, RELAY MODULE RED WIRE RED/ORG WIRE RED/VIO WIRE SIG TRUNK, TAILGATE, FUEL DOORS SYSTEM YEL WIRE

BLK WIRE BLU/GRN WIRE BLU/PNK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER TRUNK LID/ LIFTGATE CONTROL BUTTON GRN WIRE GRN/ORG WIRE GRY WIRE LEFT FRONT DOOR CONTROL UNIT LEFT TRUNK PARTITION HALL SENSOR MOT- NCA WIRE ORG/BLU WIRE REAR CONTROL UNIT RIGHT TRUNK PARTITION HALL SENSOR SIG TRUNK LID RELEASE BUTTON TRUNK PARTITION ELECTRIC MOTOR TRUNK PARTITION HALL SENSOR CLOSED TRUNK PARTITION SWITCH W/O REMOTE TRUNK CLOSING