Automatic a/c circuit for Mercedes-Benz B-class W246 facelift (2014-2018)
Automatic a/c circuit (1 of 3)
AC HOUSING,
AIR QUALITY SENSOR
AIR RECIRCULATION MODE BUTTON
AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT
BF SIG
BLOWER MOTOR
BLOWER REGULATOR
BLU WIRE
BLU/BLK WIRE
BLU/BRN WIRE
BLU/VIO WIRE
BLU/WHT WIRE
BLU/YEL WIRE
BRN WIRE
BRN/BLK WIRE
BRN/GRN WIRE
BRN/RED WIRE
BRN/WHT WIRE
BRN/YEL WIRE
CAN B H
CAN B L
CENTRAL AIR DISTRIBUTION ACTUATOR MOTOR
CENTRAL AIR DISTRIBUTION POSITION DETECTION MICROSWITCH
COMPUTER DATA LINES SYSTEM
DEFOGGER SYSTEM
ENGINE COMPARTMENT FUSE, RELAY MODULE
EVAPORATOR TEMPERATURE SENSOR
F SIG
FRESH AIR/ AIR RECIRCULATION FLAP ACTUATOR MOTOR
FRONT EVAPORATOR SHUTOFF VALVE
FUSE 211
FUSE 222
FUSE 241
FUSE 34
FUSE 81
GRN WIRE
GRN/RED WIRE
HEATED WINDSHIELD DEFROST BUTTON
HEATER CIRCUIT CIRCULATION PUMP
HOT AT ALL TIMES
HOT W/ STARTER CIRCUIT 50 RELAY ENERGIZED
INTERIOR TEMPERATURE SENSOR
LEFT BLENDING AIR FLAP ACTUATOR
MOT-
ORG/ WIRE
REAR WINDOW HEATER BUTTON
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/BRN WIRE
RED/WHT WIRE
REFRIGERANT PRESSURE SENSOR
RIGHT BLENDING AIR FLAP ACTUATOR
S SIG
SIG
SOLID STATE
SUN SENSOR
VEHICLE INTERIOR FUSE BOX
VIO/BRN WIRE
VIO/GRN WIRE
VIO/WHT WIRE
VIO/YEL WIRE
YEL/BLK WIRE
YEL/BRN WIRE
YEL/RED WIRE
YEL/VIO WIRE
Automatic a/c circuit (2 of 3)
BLK WIRE
BLK/YEL WIRE
BLU/YEL WIRE
BRN WIRE
BRN/BLK WIRE
BRN/RED WIRE
CAN B H
CAN B L
COMPUTER DATA LINES SYSTEM
ELECTRIC REFRIGERANT COMPRESSOR
ENGINE CONTROLS SYSTEM
FRONT ELECTRICAL PREFUSE BOX
FUSE 5
GRN/BLK WIRE
GRN/BRN WIRE
GRN/ORG WIRE
GRN/RED WIRE
GRN/YEL WIRE
HIGH-VOLTAGE DISCONNECT DEVICE
HIGH-VOLTAGE POWER DISTRIBUTOR
HIGH-VOLTAGE PTC HEATER
HOT AT ALL TIMES
HUMIDITY/ TEMPERATURE SENSOR
HV-
INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN
LIGHT SENSOR (-)
LIN 1
LIN 1 IP
NCA WIRE
ORG/ WIRE
ORG/BLU WIRE
ORG/GRN WIRE
ORG/RED WIRE
OUTSIDE TEMPERATURE SENSOR
OVERHEAD CONTROL PANEL CONTROL UNIT
POT
POT POT
PRE AIR CONDITIONING BUTTON
RAIN SENSOR
RAIN/LIGHT SENSOR (W/ RAIN SENSOR) LIGHT SENSOR (W/O RAIN SENSOR)
RED WIRE
RED/BLK WIRE
RED/BRN WIRE
S- SHD
SAM CONTROL UNIT (LEFT END OF DASH)
SHD
SIG
UPPER CONTROL PANEL CONTROL UNIT
YEL WIRE
Automatic a/c circuit (3 of 3)
BATTERY COOLANT PUMP SWITCHOVER VALVE
BATTERY COOLING SYSTEM COOLANT PUMP 1
BATTERY COOLING SYSTEM COOLANT PUMP 2
BLK WIRE
BLK/BLU WIRE
BLK/RED WIRE
BLU WIRE
BLU/BRN WIRE
BLU/GRY WIRE
BLU/RED WIRE
BRN WIRE
BRN/BLK WIRE
CAN E H
CAN E L
CAN EL H
CAN EL L
CHARGER CONTROL UNIT
COMPUTER DATA LINES SYSTEM
COOLANT TEMPERATURE SENSOR DOWNSTREAM OF HIGH-VOLTAGE BATTERY
COOLANT TEMPERATURE SENSOR UPSTREAM OF HIGH-VOLTAGE BATTERY
DRIVE COOLANT TEMPERATURE SENSOR
DRIVETRAIN CONTROL UNIT
ELECTRIC DRIVE, CHARGER COOLANT PUMP
ENGINE COMPARTMENT FUSE, RELAY MODULE
FUSE 208
FUSE 212
FUSE 213
FUSE 214
GRN WIRE
GRN/WHT WIRE
HOT W/ TERMINAL
PWM
RED WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/WHT WIRE
SIG
THERMAL MANAGEMENT CONTROL UNIT
WHT WIRE
WHT/BLU WIRE
WHT/GRY WIRE
WHT/RED WIRE
WHT/YEL WIRE
YEL WIRE
YEL/BLU WIRE
YEL/BRN WIRE
YEL/GRN WIRE
YEL/GRY WIRE
YEL/RED WIRE