Seat belt warning circuit for Mercedes-Benz A-class W177 (2018-2023)
Seat belt warning circuit
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