Automatic a/c circuit for Mercedes-Benz CLS-class C257 facelift (2021-2024)
Automatic a/c circuit (1 of 3)
#6 #7
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6 7 LIN
AC HOUSING,
BLK WIRE
BLOWER MOTOR
BLOWER REGULATOR
BLU WIRE
BRN WIRE
BRN/VIO WIRE
CAN B H
CAN B L
CENTRAL AIR DISTRIBUTION POSITION DETECTION MICROSWITCH
CLIMATE CONTROL UNIT (RIGHT SIDE OF DASH)
COMPUTER DATA LINES SYSTEM
DRIVER-SIDE FUSE, RELAY MODULE
EVAPORATOR TEMPERATURE SENSOR
FUSE 210
FUSE 3
GRN/VIO WIRE
GRY/RED WIRE
HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED
LEFT FOOTWELL AIR OUTLET TEMPERATURE SENSOR
PNK WIRE
RED WIRE
RED/BLK WIRE
RED/WHT WIRE
RIGHT FOOTWELL AIR OUTLET TEMPERATURE SENSOR
SIG
VEHICLE INTERIOR PREFUSE BOX
WHT/BLU WIRE
YEL WIRE
Automatic a/c circuit (2 of 3)
BLK WIRE
BLU WIRE
BRN WIRE
BRN/VIO WIRE
DEFROSTER/ FOOTWELL/ CENTER AIR VENT FLAP ACTUATOR MOTOR
ELECTRIC REFRIGERANT COMPRESSOR
FRESH AIR/ RAM AIR/AIR RECIRCULATION FLAP ACTUATOR MOTOR
FUSE 3
GRN/VIO WIRE
GRY/RED WIRE
HOT AT ALL TIMES
LEFT BLENDING AIR FLAP ACTUATOR
LEFT SIDE AIR OUTLET TEMPERATURE SENSOR
NCA WIRE
PNK WIRE
RED WIRE
RED/VIO WIRE
RED/WHT WIRE
RIGHT BLENDING AIR FLAP ACTUATOR
RIGHT END OF DASH)
RIGHT SIDE AIR OUTLET TEMPERATURE SENSOR
YEL WIRE
Automatic a/c circuit (3 of 3)
BLK/YEL WIRE
BLU WIRE
BLU/BLK WIRE
BLU/WHT WIRE
BLU/YEL WIRE
BRN WIRE
BRN/GRN WIRE
BRN/RED WIRE
BRN/VIO WIRE
BRN/WHT WIRE
BRN/YEL WIRE
CAN B H
CAN B L
CHARGE AIR COOLER BYPASS COOLANT TEMPERATURE SENSOR
CLIMATE CONTROL OPERATING UNIT
COMPUTER DATA LINES SYSTEM
DRIVER-SIDE FUSE, RELAY MODULE
DRIVETRAIN CONTROL UNIT
ELECTRIC COOLANT PUMP
ENGINE COMPARTMENT PREFUSE BOX
ENGINE FUSE, RELAY MODULE
FAN MOTOR (BEHIND RADIATOR)
FRONT SAM CONTROL UNIT
FUSE 117
FUSE 119
FUSE 209
FUSE 305
FUSE 311
FUSE 7
GRN WIRE
GRN/BLK WIRE
GRY/RED WIRE
HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED
HOT W/ CPC RELAY ENERGIZED
ME-SFI (ME) CONTROL UNIT (LEFT TOP OF ENGINE)
N/A
OUTSIDE TEMPERATURE SENSOR
OVERHEAD CONSOLE
PASSENGER-SIDE A-PILLAR FUSE BOX
PNK WIRE
RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS
RED WIRE
RED/BLU WIRE
RED/VIO WIRE
RED/WHT WIRE
RED/YEL WIRE
REFRIGERANT PRESSURE SENSOR
SIG
YEL WIRE
YEL/BLK WIRE