Mercedes-Benz A-class W177 (2018-2023) (right front footwell) Wiring diagrams

AUGMENTED REALITY CAMERA BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM FUSE 148 HEAD UNIT HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HSVL NCA WIRE RED/BLK WIRE SHD SPV/AR VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE

BLU/WHT WIRE BRN WIRE BRN/RED WIRE BSM BSM GND CAN B H CAN B L CAN B L STERN CAN PER H CAN PER L CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM DRIVER DOOR CONTROL UNIT DRIVER SIDE OUTSIDE MIRROR FRONT PASSENGER DOOR CONTROL UNIT FUSE 156 FUSE 158 FUSE 163 GRN WIRE GRN/WHT WIRE GRY/WHT WIRE HOT W/ BATTERY DISCONNECT SWITCH REALY ENERGIZED HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT OUTER REAR INTEGRATED RADAR SENSOR PASSENGER SIDE OUTSIDE MIRROR RED WIRE RED/GRN WIRE RIGHT OUTER REAR INTEGRATED RADAR SENSOR SIG 31 VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE

BLK WIRE BLK/BLU WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE FRONT CENTER CONSOLE USB CONNECTOR FUSE 170 GRN WIRE GRN/PNK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER SPEAKER LEFT REAR DOOR TWEETER LEFT REAR DOOR WOOFER/MIDRANGE SPEAKER MULTIMEDIA CONNECTION UNIT NCA WIRE RED WIRE RIGHT A-PILLAR TWEETER RIGHT FRONT DOOR WOOFER/MIDRANGE SPEAKER RIGHT REAR DOOR TWEETER RIGHT REAR DOOR WOOFER/MIDRANGE SPEAKER SHD USB USB DATA H USB DATA L USB GND USB H USB L USB RUI H USB RUI L VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE W/ SOUND SYSTEM W/ WIRELESS MOBILE PHONE CHARGING W/O SOUND SYSTEM W/O WIRELESS MOBILE PHONE CHARGING WAKE-UP WHT WIRE

AM FM DABIII AUDIO H AUDIO L+ BLK WIRE BLK/BLU WIRE BLU WIRE BLU/WHT WIRE BLUETOOTH/WIFI ANTENNA BT WLAN COMPUTER DATA LINES SYSTEM DIAGNOSTIC CONNECTOR ETH (+) ETHERNET ETH (-) ETH (-) PNK ETH (+) WIRE FM DABIII FUSE 108 FUSE 131 FUSE 144 FUSE 145 FUSE 152 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRY/BLU WIRE HEAD UNIT (LOWER LEFT END OF DASH) HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HSVL INSTRUMENT CLUSTER CONTROL UNIT INT-WLAN-EXT MOST MUTE NCA WIRE PNK AUDIO L WIRE PNK WIRE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/YEL WIRE SDARS SDARS ANTENNA SHD SHD BT/WLAN SHD CID/PIP SHD EMOST SHD FM/AM SHD TV/SDARS SHD WLAN TV 1 ANTENNA AMPLIFIER TV 3 ANTENNA AMPLIFIER VEHICLE INTERIOR FUSE, RELAY MODULE WAKE-UP WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRY WIRE

BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN-D H CAN-D L CARSHARING CONTROL UNIT DIAGNOSTIC CONNECTOR DRIVER MULTICONTOUR SEAT CONTROL UNIT DRIVER SEAT CONTROL UNIT (UNDER DRIVER'S SEAT) ELECTRONIC IGNITION SWITCH CONTROL UNIT ETH (-) ETHERNET FUSE 109 GRN WIRE GRY WIRE GRY/WHT WIRE HEAD UNIT (LOWER LEFT END OF DASH) HEAD UNIT/ INSTRUMENT CLUSTER CONTROL UNIT HERMES CONTROL UNIT HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT PNK WIRE RED WIRE VEHICLE INTERIOR FUSE, RELAY MODULE W/ LEFT/RIGHT FRONT MULTICONTOUR SEATS W/O LEFT/RIGHT FRONT MULTICONTOUR SEATS WAKE-UP WHT WIRE WHT/BLK WIRE

BATTERY SENSOR BRN WIRE CARSHARING CONTROL UNIT CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR CENTER AIR VENT AMBIANCE ILLUMINATION ELECTRICAL POWER STEERING CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT FAN MOTOR FRONT PASSENGER SEAT HEAD RESTRAINT AMBIANCE ILLUMINATION INTELLIGENT DRIVE CONTROL UNIT LEFT CENTER AIR VENT AMBIANCE ILLUMINATION ME-SFI (ME) CONTROL UNIT NCA WIRE PERIPHERALS CAN (CAN PER) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR RIGHT CENTER AIR VENT AMBIANCE ILLUMINATION RIGHT FRONT FOOTWELL AMBIANCE ILLUMINATION RIGHT REAR FOOTWELL AMBIANCE ILLUMINATION RIGHT REAR SEAT HEAD RESTRAINT AMBIANCE ILLUMINATION SPECIAL-PURPOSE VEHICLE MULTI-FUNCTION CONTROL UNIT W/ ELECTRONIC INTERFACE W/ SEAT MODEL VARIANT 3 W/ WIRELESS PHONE CHARGING W/O SEAT MODEL VARIANT 3

AC HOUSING, AMBIANCE ILLUMINATION CONTROL UNIT BRN WIRE BRN/GRN WIRE CENTRAL CONTROL MODULE CLIMATE CONTROL OPERATING UNIT DRIVER MULTICONTOUR SEAT CONTROL UNIT DRIVER SEAT CONTROL UNIT DRIVER SEAT HEAD RESTRAINT ILLUMINATION DRIVER SEAT LUMBAR SUPPORT ELECTROPNEUMATIC CONTROLLER UNIT DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP FRONT PASSENGER DOOR CONTROL UNIT FRONT SEAT HEATER/ SEAT VENTILATION CONTROL UNIT FUEL PUMP CONTROL UNIT GLOVE BOX LAMP) HEATED REAR WINDOW RELAY LEFT REAR SIDE BAG SQUIB NCA WIRE PEDAL OPERATION MONITOR BUZZER RIGHT FRONT FOOTWELL LAMP RIGHT FRONT ILLUMINATED DOOR SILL MOLDING RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR RIGHT REAR DOOR CONTROL UNIT RIGHT REAR SEAT HEAD RESTRAINT ILLUMINATION STATIONARY HEATER FUEL PUMP STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER VEHICLE INTERIOR FUSE, RELAY MODULE W/O AMBIANCE ILLUMINATION

ACTIVE BRAKE ASSIST CONTROLLER UNIT (BEHIND RIGHT SIDE OF FRONT BUMPER) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B L CAN H H CAN H L CAN HMI H CAN HMI L CAN PER H CAN PER L DRIVE UNIT CONTROL UNIT (UNDER TRUNK FLOOR) ELECTRICAL POWER STEERING CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FLEX E BM CAN-B H FLEX E BM PNK FLEX E BP PNK FLEX E BP WIRE FLEX-E BM FLEX-E BP FLEX-E BP PNK FLEX-E BM WIRE GRN WIRE GRN/WHT WIRE GRY/WHT WIRE LEFT FRONT LAMP UNIT LEFT OUTER REAR INTEGRATED RADAR SENSOR MONO MULTI-FUNCTION CAMERA (TOP CENTER OF WINDSHIELD) PERIPHERALS CAN (CAN PER) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR PNK FLEX-E BM WIRE PNK FLEX-E BP WIRE PNK WIRE PNK/GRN WIRE RIGHT OUTER REAR INTEGRATED RADAR SENSOR SHORT, LONG-RANGE RADAR SENSOR (IN CENTER OF FRONT BUMPER) STEERING COLUMN MODULE CONTROL UNIT SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT (UNDER FRONT OF CENTER CONSOLE) VIO WIRE VIO/WHT WIRE W/ ACTIVE DISTANCE ASSIST DISTRONIC W/ ACTIVE DISTANCE ASSIST DISTRONIC, COLLISION PREVENTION ASSIST W/ COLLISION PREVENTION ASSIST W/ DISTRONIC DISTANCE-PILOT WHT WIRE

AUDIO H AUDIO L+ BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/WHT WIRE CENTER LEFT REAR PARKING SYSTEM DISTANCE SENSOR CENTER RIGHT REAR PARKING SYSTEM DISTANCE SENSOR COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE FLEX-E BM FLEX-E BP FUSE 171 FUSE 42 GRN WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INNER LEFT REAR PARKING SYSTEM DISTANCE SENSOR INNER RIGHT REAR PARKING SYSTEM DISTANCE SENSOR OUTER LEFT REAR PARKING SYSTEM DISTANCE SENSOR OUTER RIGHT REAR PARKING SYSTEM DISTANCE SENSOR PARKING SYSTEM CONTROL UNIT PNK WIRE RED WIRE RED/WHT WIRE SIG VEHICLE INTERIOR FUSE, RELAY MODULE WHT/RED WIRE WHT/YEL WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

AUXILIARY HEATER HEATING ELEMENT BRN WIRE BRN/WHT WIRE ELECTRONIC IGNITION SWITCH CONTROL UNIT FLEX-E BM FLEX-E BP FUSE 169 GRN WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED PNK WIRE POWER DISTRIBUTION SYSTEM RED/BLK WIRE RED/GRN WIRE RED/WHT WIRE SIG STEREO MULTI-FUNCTION CAMERA VEHICLE INTERIOR FUSE, RELAY MODULE W/ DISTRONIC DISTANCE-PILOT