Mercedes-Benz A-class W177 (2018-2023) grn/blu Wiring diagrams

BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/BLK WIRE BRN/WHT WIRE BRN/YEL WIRE CAN H H CAN H L CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE EXTERIOR LIGHTS, ELECTRIC PARKING BRAKE SWITCH GROUP FLEX-E BM FLEX-E BP FUSE 23 FUSE 24 FUSE 65 FUSE 72 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED MOT GND/(+) MOT GND/(+) 31 PNK WIRE PNK/GRN WIRE PNK/RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT FRONT BRAKE WEAR SENSOR SIG SIG (+) 52 SIG (1) SIG (2) SIG 3 SIG 4 SIG GND VIO WIRE W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED WHT WIRE WHT/YEL WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B H STERN CAN B L CENTER ENGINE HOOD CONTACT SWITCH CENTRAL CONTROL MODULE CENTRAL LOCKING STATUS DISPLAY COMPUTER DATA LINES SYSTEM DCS DCS (+) DCS GND DRIVER DOOR AMBIANCE ILLUMINATION DRIVER DOOR CENTRAL LOCKING INSIDE DOOR HANDLE SWITCH DRIVER DOOR CONTROL UNIT DRIVER DOOR HANDLE AMBIANCE ILLUMINATION DRIVER DOOR HANDLE ILLUMINATION DRIVER DOOR LOCK DRIVER DOOR POCKET LIGHTING ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 156 FUSE 21 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRY/RED WIRE HOT AT ALL TIMES LED LIN LOCK UNLOCK MOT GND/(+) MOT- PNK/BLU WIRE PNK/VIO WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE SIG SIG (1) SIG (2) SIG GND TRUNK LID/LIFTGATE EXTERNAL OPERATION BUTTON TRUNK LID/LIFTGATE LOCK TRUNK LID/LIFTGATE UNLOCKING BUTTON VEHICLE INTERIOR FUSE, RELAY MODULE VIO/PNK WIRE W/ INCREASED THEFT PROTECTION WHT/GRN WIRE WHT/VIO WIRE YEL WIRE

AUDIO H AUDIO L+ BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CAN A H CAN A L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER HANDS-FREE SYSTEM MICROPHONE ETH (-) FRONT PASSENGER HANDS-FREE SYSTEM MICROPHONE GRN WIRE GRN/BLU WIRE GRN/PNK WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLU WIRE HEAD UNIT/INSTRUMENT CLUSTER CONTROL UNIT LEFT A-PILLAR TWEETER LEFT FRONT DOOR WOOFER/MIDRANGE SPEAKER MIC H MUTE NCA WIRE PNK WIRE RED WIRE RED/GRY WIRE RIGHT A-PILLAR TWEETER RIGHT FRONT DOOR WOOFER/MIDRANGE SPEAKER RIGHT REAR DOOR TWEETER RIGHT REAR DOOR WOOFER/MIDRANGE SPEAKER SHD SUPPLEMENTAL RESTRAINTS SYSTEM USB DATA H USB DATA L USB RUI H USB RUI L VIO WIRE VIO/WHT WIRE W/ SOUND SYSTEM WAKE-UP WHT WIRE WHT/BLK WIRE YEL WIRE

AM FM DABIII ANTENNA AMPLIFIER AUDIO H AUDIO L+ BLK WIRE BLK/ORG WIRE BLU WIRE BLU/BRN WIRE BRN WIRE BT WLAN CENTER INSTRUMENT PANEL SPEAKER DABIII ELECTRONIC IGNITION SWITCH CONTROL UNIT FM AM FM DABIII FUSE 204 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/GRY WIRE GRY/BLU WIRE HEAD UNIT/INSTRUMENT CLUSTER CONTROL UNIT HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HSVL MIC-L MIDLINE SOUND SYSTEM NCA WIRE PNK WIRE REAR FUSE, RELAY MODULE REAR SPOILER ANTENNA REAR SUBWOOFER REAR WINDOW ANTENNA RED WIRE RED/BLU WIRE RED/GRY WIRE SHD SOUND SYSTEM AMPLIFIER CONTROL UNIT W/ MIDLINE SOUND SYSTEM WAKE-UP WHT WIRE WHT/BLK WIRE YEL WIRE

AUDIO H AUDIO L+ BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CAN A H CAN A L CAN L H CAN L L CAN-D H CAN-D L COMPUTER DATA LINES SYSTEM EMERGENCY CALL SYSTEM ANTENNA 1 EMERGENCY CALL SYSTEM ANTENNA 2 GPS GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRY WIRE GRY/BLU WIRE GRY/WHT WIRE HEAD UNIT/INSTRUMENT CLUSTER DISPLAY CLUSTER INSTRUMENT CLUSTER CONTROL UNIT MIC H MIC-L MUTE NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK WIRE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRY WIRE RED/YEL WIRE SHD SUPPLEMENTAL RESTRAINTS SYSTEM TEL TOUCHPAD VIO WIRE WHT WIRE WHT/BLK 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

AUDIO H AUDIO L+ BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CAN A H CAN A L CAN H H CAN H L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM CONTROL UNIT ETH (+) WAKE UP ETH (-) ETHERNET EXTERIOR LIGHTS, ELECTRIC PARKING BRAKE SWITCH GROUP FUSE 111 FUSE 145 FUSE 158 FUSE 168 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/WHT WIRE HAND MOTION SENSOR HEAD UNIT (LOWER LEFT END OF DASH) HEAD UNIT/INSTRUMENT CLUSTER DISPLAY CLUSTER HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED HSVL INSTRUMENT CLUSTER CONTROL UNIT INSTRUMENT CLUSTER SPEAKER NCA WIRE RED WIRE RED/GRY WIRE SHD SHD CID/PIP SIG (1) SIG (2) SIG 3 SIG 4 VEHICLE INTERIOR FUSE, RELAY MODULE VIO WIRE VIO/WHT WIRE WAKE-UP WHT WIRE

ALARM SIREN BLU/GRY WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM FUSE 129 FUSE 140 GRN WIRE GRN/BLU WIRE GRN/GRY WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSIDE REAR VIEW MIRROR LEFT FRONT MIRROR LAMP SWITCH LEFT REAR INTERIOR/ READING LAMP LEFT SUN VISOR MIRROR LAMP NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT REAR DOME LAMP REAR WINDOW GLASS BREAKAGE SENSOR RED WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT MIRROR LAMP SWITCH RIGHT REAR INTERIOR/ READING LAMP RIGHT SUN VISOR MIRROR LAMP RL (+) SIG SIG RL VEHICLE INTERIOR FUSE, RELAY MODULE W/ LIGHT, VISION W/O LIGHT, VISION WHT/BLU WIRE WHT/BRN WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE

BLU WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B H STERN CAN B L CAN H H CAN H L CENTRAL CONTROL MODULE COMPUTER DATA LINES SYSTEM DCS (+) DCS GND DRIVER DOOR CONTROL UNIT DRIVER DOOR LOCK DRIVER SEAT BELT BUCKLE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE EXTERIOR LIGHTS, ELECTRIC PARKING BRAKE SWITCH GROUP FUSE 112 FUSE 156 FUSE 21 FUSE 24 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/WHT WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LOCK UNLOCK MOT GND/(+) NCA WIRE OR/GRN WIRE ORG/GRN WIRE PNK/BLU WIRE PNK/VIO WIRE PNK/WHT WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RIGHT FRONT BRAKE WEAR SENSOR SIG SIG (1) SIG (2) SIG 3 SIG 4 SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VEHICLE INTERIOR FUSE, RELAY MODULE W/ INCREASED THEFT PROTECTION WHT WIRE WHT/VIO WIRE YEL WIRE

BRN WIRE BRN/BLK WIRE BRN/YEL WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE EXTERIOR LIGHTS, ELECTRIC PARKING BRAKE SWITCH GROUP FLEX-E BP FUSE 24 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL UNIT LEFT ELECTRIC PARKING BRAKE ACTUATOR MOTOR MOT GND/(+) MOT GND/(+) FLEX E BM PNK WIRE RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT ELECTRIC PARKING BRAKE ACTUATOR MOTOR SIG (1) SIG (2) SIG 3 SIG 4 VIO WIRE VIO/WHT WIRE