Mercedes-Benz C-class W205/S205/C205/A205 facelift (2018-2021) diagnostic connector Wiring diagrams

AUDIO EQUIPMENT FAN MOTOR AUDIO H AUDIO L+ BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE CAN A H CAN A L PNK MIC L WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DAB III DIAG DIAGNOSTIC CONNECTOR DRIVER HANDS-FREE SYSTEM MICROPHONE ETH (+) WAKE UP ETH (-) FM 1, AM, CL (ZV), KEYLESS GO ANTENNA AMPLIFIER FM 2 FM 2, DAB BAND III ANTENNA AMPLIFIER FM 2, DAB, TV 1 ANTENNA AMPLIFIER FM AM FM DAB III FRONT PASSENGER HANDS-FREE SYSTEM MICROPHONE FUSE 6 GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRY WIRE GRY/BLK WIRE HEAD UNIT (CENTER OF DASH) HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT "C" PILLAR) MIC GND MIC H MULTIPLE FUSE 1 MUTE NCA WIRE ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE REAR WINDOW ANTENNA RED WIRE SEDAN, COUPE SHIELD SHIELD GPS SHIELD WLAN/BT SIG TEL VIO WIRE VIO/BLK WIRE W-LAN WHT WIRE WHT/BLK WIRE WLAN ANTENNA YEL WIRE YEL/WHT WIRE

AUDIO EQUIPMENT FAN MOTOR AUDIO H AUDIO L+ BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE CAN A H CAN A L PNK MIC L WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DAB III DIAG DIAGNOSTIC CONNECTOR DRIVER HANDS-FREE SYSTEM MICROPHONE ETH (+) WAKE UP ETH (-) FM 1, AM, CL (ZV), KEYLESS GO ANTENNA AMPLIFIER FM 2 FM 2, DAB BAND III ANTENNA AMPLIFIER FM 2, DAB, TV 1 ANTENNA AMPLIFIER FM AM FM DAB III FRONT PASSENGER HANDS-FREE SYSTEM MICROPHONE FUSE 6 GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRY WIRE GRY/BLK WIRE HEAD UNIT (CENTER OF DASH) HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT "C" PILLAR) MIC GND MIC H MULTIPLE FUSE 1 MUTE NCA WIRE ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE REAR WINDOW ANTENNA RED WIRE SEDAN, COUPE SHIELD SHIELD GPS SHIELD WLAN/BT SIG TEL VIO WIRE VIO/BLK WIRE W-LAN WHT WIRE WHT/BLK WIRE WLAN ANTENNA YEL WIRE YEL/WHT WIRE

BLU WIRE BRN WIRE CAN-D H CAN-D L DIAGNOSTIC CONNECTOR DRIVER-SIDE FUSE, RELAY MODULE ELECTRONIC IGNITION SWITCH CONTROL UNIT ETN RX+ ETN TX+ FUSE 204 GRN WIRE GRY WIRE GRY/WHT WIRE HEAD UNIT (CENTER OF DASH) HOT AT ALL TIMES PNK WIRE RED/GRN WIRE WAKEUP WHT WIRE WHT/BLK 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

AC HOUSING, ACTIVE BRAKE ASSIST CONTROLLER UNIT ANALOG CLOCK AUDIO EQUIPMENT FAN MOTOR AUDIO/ COMAND DISPLAY BATTERY DISCONNECT SWITCH RELAY BLK WIRE BOOSTER BLOWER ELECTRONIC BLOWER REGULATOR BRN WIRE CLIMATE CONTROL OPERATING UNIT CLIMATE CONTROL UNIT CYLINDER 1 IGNITION COIL CYLINDER 2 IGNITION COIL CYLINDER 3 IGNITION COIL CYLINDER 4 IGNITION COIL DC-DC CONVERTER CONTROL UNIT DIAGNOSTIC CONNECTOR DISTRONIC DISTANCE-PILOT CONTROLLER UNIT DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP ELECTRIC PARKING BRAKE SWITCH ELECTRIC STEERING LOCK CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE GLOVE BOX LAMP/ SWITCH HEAD UNIT HEAD-UP DISPLAY INSTRUMENT CLUSTER KEYLESS GO START/STOP BUTTON LEFT FRONT FOOTWELL AMBIANCE ILLUMINATION LEFT FRONT FOOTWELL LAMP LEFT FRONT ILLUMINATED DOOR SILL MOLDING LEFT REAR ILLUMINATED DOOR SILL MOLDING ME-SFI (ME) CONTROL UNIT NCA WIRE PASSENGER SIDE ENGINE HOOD CONTACT SWITCH PERFUME ATOMIZER GENERATOR RADOME HEATER REAR AIR CONDITION OPERATION UNIT RIGHT FRONT BRAKE WEAR SENSOR RIGHT FRONT FOOTWELL AMBIANCE ILLUMINATION RIGHT FRONT FOOTWELL LAMP SEPARATE TRUNK LID LOCK SWITCH SHORT, LONG-RANGE RADAR SENSOR STATIONARY HEATER SWITCHOVER VALVE STATIONARY HEATER UNIT STEERING COLUMN MODULE CONTROL UNIT STOWAGE COMPARTMENT ILLUMINATION UPPER CONTROL PANEL CONTROL UNIT W/ AIR BALANCE PACKAGE W/ DISTRONIC PLUS W/O AMBIANCE ILLUMINATION W/O DISTRONIC PLUS WINDSHIELD WASHER SYSTEM PUMP WIPER MOTOR YEL WIRE

AMBIANCE ILLUMINATION CONTROL UNIT ANALOG CLOCK BLK/VIO WIRE BOOSTER BLOWER ELECTRONIC BLOWER REGULATOR CLIMATE CONTROL OPERATING UNIT CLIMATE CONTROL UNIT DIAGNOSTIC CONNECTOR ELECTRIC STEERING LOCK CONTROL UNIT FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 8) FRONT SAM CONTROL UNIT FUSE 200 FUSE 201 FUSE 202 FUSE 203 FUSE 204 FUSE 205 FUSE 206 FUSE 207 FUSE 208 FUSE 209 FUSE 210 FUSE 211 FUSE 212 FUSE 213 FUSE 214 FUSE 215 FUSE 216 FUSE 217 FUSE 218 FUSE 219 FUSE 220 MONO MULTI-FUNCTION CAMERA N/A PARKING SYSTEM CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE STEERING COLUMN MODULE CONTROL UNIT STEREO MULTI-FUNCTION CAMERA UPPER CONTROL PANEL CONTROL UNIT