Mercedes-Benz E-class W212/S212/C207/A207 facelift (2013-2016) automatic air conditioning control, operating unit Wiring diagrams

AC HOUSING, AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK/BLU WIRE BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BLU/GRN WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CIRCUIT 87 RELAY ENERGIZED COMBUSTION ENGINE, AIR CONDITIONING W/ INTEGRATED CONTROL FAN MOTOR COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP COOLANT TEMPERATURE SENSOR DIFFUSE FLAP ACTUATOR MOTOR ENGINE CONTROLS SYSTEM FRESH AIR/ AIR RECIRCULATION FLAP ACTUATOR MOTOR FRONT ELECTRICAL PREFUSE BOX FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 151 FUSE 158 160 FUSE 22 GRN/BLU WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ ENGINE LEFT BLENDING AIR FLAP ACTUATOR LEFT CENTER AIR OUTLET FLAP ACTUATOR MOTOR LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR LEFT FOOTWELL FLAP ACTUATOR MOTOR LPV LUES ME-SFI (ME) CONTROL MODULE PURGE CONTROL VALVE REAR BLEND AIR FLAP ACTUATOR MOTOR RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT BLENDING AIR FLAP ACTUATOR RIGHT CENTER AIR OUTLET FLAP ACTUATOR MOTOR RIGHT DEFROSTER VENT FLAP ACTUATOR MOTOR RIGHT FOOTWELL FLAP ACTUATOR MOTOR SIG SOLID STATE TMOT VIO/WHT WIRE W/O ECO START/ STOP FUNCTION W/ ECO START/ STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE

AC HOUSING, AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK/BLU WIRE BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BLU/GRN WIRE BRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CIRCUIT 87 RELAY ENERGIZED COMBUSTION ENGINE, AIR CONDITIONING W/ INTEGRATED CONTROL FAN MOTOR COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP COOLANT TEMPERATURE SENSOR DIFFUSE FLAP ACTUATOR MOTOR ENGINE CONTROLS SYSTEM FRESH AIR/ AIR RECIRCULATION FLAP ACTUATOR MOTOR FRONT ELECTRICAL PREFUSE BOX FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 151 FUSE 158 160 FUSE 22 GRN/BLU WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ ENGINE LEFT BLENDING AIR FLAP ACTUATOR LEFT CENTER AIR OUTLET FLAP ACTUATOR MOTOR LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR LEFT FOOTWELL FLAP ACTUATOR MOTOR LPV LUES ME-SFI (ME) CONTROL MODULE PURGE CONTROL VALVE REAR BLEND AIR FLAP ACTUATOR MOTOR RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT BLENDING AIR FLAP ACTUATOR RIGHT CENTER AIR OUTLET FLAP ACTUATOR MOTOR RIGHT DEFROSTER VENT FLAP ACTUATOR MOTOR RIGHT FOOTWELL FLAP ACTUATOR MOTOR SIG SOLID STATE TMOT VIO/WHT WIRE W/O ECO START/ STOP FUNCTION W/ ECO START/ STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE

AIR RECIRCULATION MODE BUTTON AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DIESEL EVAPORATOR TEMPERATURE SENSOR FRESH AIR/ RECIRCULATED AIR FLAP SWITCHOVER VALVE FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 12 GAS GRN WIRE GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/BRN WIRE GRY/ORG WIRE HOT AT ALL TIMES INTERIOR TEMPERATURE SENSOR INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN NCA WIRE NTC- ORG/BRN WIRE OUTSIDE TEMPERATURE SENSOR OVERHEAD CONTROL PANEL CONTROL MODULE OVERHEAD CONTROL PANEL ELECTRONICS REAR WINDOW HEATER BUTTON RED WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE REFRIGERANT COMPRESSOR MAGNETIC CLUTCH REFRIGERANT COMPRESSOR REGULATION VALVE REFRIGERANT PRESSURE SENSOR RIGHT FRONT FOOTWELL AIR OUTLET TEMPERATURE SENSOR RIGHT SIDE AIR OUTLET TEMPERATURE SENSOR SIG SIG LI SIG RE SOLID STATE SUN SENSOR VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/ORG WIRE VIO/RED WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE WHT/BRN WIRE YEL WIRE YEL/BRN WIRE YEL/VIO WIRE

AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLU/GRN WIRE BLU/RED WIRE BLU/VIO WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DIESEL EMISSIONS SENSOR EVAPORATOR TEMPERATURE SENSOR FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 12 GAS GRN/BRN WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/BLU WIRE HOT AT ALL TIMES INTERIOR TEMPERATURE SENSOR INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEFT FRONT FOOTWELL AIR OUTLET TEMPERATURE SENSOR LEFT SIDE AIR OUTLET TEMPERATURE SENSOR LIN LIN DATA NCA WIRE ORG/BRN WIRE OVERHEAD CONTROL PANEL CONTROL MODULE OVERHEAD CONTROL PANEL ELECTRONICS REAR WINDOW HEATER BUTTON RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE REFRIGERANT COMPRESSOR MAGNETIC CLUTCH REFRIGERANT COMPRESSOR REGULATION VALVE REFRIGERANT PRESSURE SENSOR RIGHT FRONT FOOTWELL AIR OUTLET TEMPERATURE SENSOR RIGHT SIDE AIR OUTLET TEMPERATURE SENSOR SIG SIG LI SIG RE SOLID STATE SUN SENSOR VIO/BLU WIRE VIO/BRN WIRE VIO/GRN WIRE VIO/ORG WIRE VIO/WHT WIRE VIO/YEL WIRE WHT/BRN WIRE YEL/BRN WIRE YEL/VIO WIRE

2.1L TURBO DIESEL AC HOUSING, AIR RECIRCULATION MODE BUTTON AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK/BLU WIRE BLK/RED WIRE BLOWER MOTOR BLOWER REGULATOR BRN WIRE BRN/GRN WIRE CFG COMBUSTION ENGINE, AIR CONDITIONING W/ INTEGRATED CONTROL FAN MOTOR COMPUTER DATA LINES SYSTEM COOLANT TEMPERATURE SENSOR DIFFUSE FLAP ACTUATOR MOTOR ENGINE CONTROLS SYSTEM EXCEPT 2.1L TURBO DIESEL FRESH AIR/ AIR RECIRCULATION FLAP ACTUATOR MOTOR FRONT ELECTRICAL PREFUSE BOX FUSE 154 157 FUSE 155 152 FUSE 158 160 FUSE 66 GRN WIRE GRN/BLU WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT BLENDING AIR FLAP ACTUATOR LEFT CENTER AIR OUTLET FLAP ACTUATOR MOTOR LEFT DEFROSTER VENT FLAP ACTUATOR MOTOR LEFT FOOTWELL FLAP ACTUATOR MOTOR LPV LUES ME-SFI (ME) CONTROL MODULE PTC HEATER BOOSTER PTC HEATER BOOSTER ELECTRICAL CONNECTOR PURGE CONTROL VALVE REAR BLEND AIR FLAP ACTUATOR MOTOR REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/GRN WIRE RIGHT BLENDING AIR FLAP ACTUATOR RIGHT CENTER AIR OUTLET FLAP ACTUATOR MOTOR RIGHT DEFROSTER VENT FLAP ACTUATOR MOTOR RIGHT FOOTWELL FLAP ACTUATOR MOTOR SIG TMOT VIO/WHT WIRE W/O ECO START/STOP FUNCTION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/GRY WIRE WHT/RED WIRE WHT/VIO WIRE WHT/YEL WIRE YEL WIRE

1 2 COMPUTER CAN B H CAN B L DATA LINES SYSTEM 5 2 1 4 30 CAN B H CAN B L 31 AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BLK WIRE BLK/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE COUPE, CONVERTIBLE SEDAN, WAGON FRONT SAM CONTROL MODULE FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE FUSE 2 FUSE 3 FUSE 3 W/ FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE 41 HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR MIRROR HEATER REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE REAR WINDOW HEATER BUTTON RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR SEDAN WAGON SH(+) 61 SH(+) 61 30 SH(+) SH(+) 61 30 CAN B H CAN B L 31 SH(-) 31 SH(-) SH(-) 31 SH(-) SH(-) 31 SH(+) SH(+) 61

1 2 CAN-B H CAN-B L 11 12 CAN-B H CAN-B L 4 3 2 1 30 15 HWS 31 AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT ELECTRICAL PREFUSE BOX FRONT ELECTRICAL PREFUSE BOX (RIGHT REAR OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HEATED WINDSHIELD HEATED WINDSHIELD RELAY HOT AT ALL TIMES HWS REAR WINDOW HEATER BUTTON RED/BLU WIRE SPECIAL-PURPOSE VEHICLE MULTIFUNCTION CONTROL UNIT

1 2 CAN-B H CAN-B L 1 2 CAN-H H CAN-H L 10 11 CAN-H H CAN-H L 13 12 18 17 CAN-E H CAN-E L CAN-B H CAN-B L 2 1 CAN-B L CAN-B H 3 2 CAN-H H CAN-H L 3 6 CAN-H H CAN-H L 33 20 CAN-H H CAN-H L 6 7 CAN-E H CAN-E L AIRMATIC CONTROL UNIT AIRMATIC CONTROL UNIT (RIGHT FRONT UPPER FOOTWELL) AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT (2, 3 ZONES THERMATIC) BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E H CAN E L CAN E L CAN H H CAN H L DISTRONIC ELECTRONIC CONTROLLER UNIT ELECTRICAL CONNECTOR, ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT (LEFT SIDE OF ENGINE COMPT) EXCEPT HYBRID EXCEPT HYBRID HYBRID GRN WIRE GRN/WHT WIRE INSTRUMENT CLUSTER LEFT REAR BUMPER INTELLIGENT RADAR SENSOR LEFT REAR BUMPER INTELLIGENT RADAR SENSOR (BEHIND LEFT END OF REAR BUMPER) NIGHT VISION ASSIST CONTROL UNIT NIGHT VISION ASSIST CONTROL UNIT (IF EQUIPPED) (RIGHT KICK PANEL) PREMIUM ELECTRONIC STABILITY PROGRAM CONTROL UNIT PREMIUM ELECTRONIC STABILITY PROGRAM CONTROL UNIT (W/ ESP PREMIUM) RADAR SENSOR CONTROL UNIT REAR AXLE ELECTRONIC LEVEL CONTROL UNIT REGENERATIVE BRAKING SYSTEM CONTROL UNIT RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR RIGHT REAR BUMPER INTELLIGENT RADAR SENSOR (BEHIND RIGHT END OF REAR BUMPER) STEERING COLUMN MODULE CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) STEERING WHEEL HEATER CONTROL UNIT SUPPLEMENTAL RESTRAIN SYSTEM CONTROL MODULE VEHICLE DYNAMICS CAN VOLTAGE DISTRIBUTOR VEHICLE DYNAMICS CAN VOLTAGE DISTRIBUTOR ELECTRICAL CONNECTOR VIO WIRE VIO/WHT WIRE W/ DISTRONIC PLUS W/ ESP BASIC W/ ESP PREMIUM W/ HYDRAULICS W/O HYDRAULICS YAW RATE, LATERAL, LONGITUDINAL ACCELERATION SENSOR

3.0L TURBO DIESEL 87 RELAY ANALOG CLOCK AUDIO/ COMAND DISPLAY AUDIO/COMAND CONTROL PANEL AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT AUTOMATIC TRANSMISSION MODE BUTTON, SUSPENSION BUTTON GROUP BASIC BATTERY MANAGEMENT SYSTEM BATTERY MANAGEMENT SYSTEM CONTROL UNIT PYROTECHNICAL SEPARATOR BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU/GRY WIRE BRN WIRE CDI CONTROL UNIT CIRCUIT CIRCUIT 15 RELAY COMMAND FAN MOTOR CONTROL UNIT) ELECTRONIC REFRIGERANT COMPRESSOR ELECTRONIC SELECTOR LEVEL MODULE CONTROL UNIT ELECTRONIC SELECTOR LEVEL MODULE CONTROL UNIT (IF EQUIPPED) ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE CIRCUIT 87 RELAY EXCEPT 3.0L TURBO DIESEL EXTERIOR LIGHT SWITCH EXTERIOR LIGHT SWITCH (IF EQUIPPED) FANFARE HORN RELAY FROM FROM ENGINE CIRCUIT FROM ENGINE FUSE CIRCUIT 87 RELAY (DIAGRAM FROM FRONT ELECTRICAL PREFUSE BOX (DIAGRAM 1 OF 5) FROM FRONT SAM CONTROL MODULE FUSE W/ FUSE/ RELAY MODULE (DIAGRAM 4 OF 5) FROM FRONT SAM CONTROL MODULE W/ FUSE, RELAY MODULE (DIAGRAM 4 OF 5) FROM REAR SAM CONTROL MODULE W/ FUSE/RELAY MODULE FRONT PASSENGER SEAT OCCUPIED RECOGNITION, ASCR FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE FRONT SAM CONTROL MODULE W/ FUSE/RELAY MODULE (LEFT REAR OF ENGINE COMPT) FUSE FUSE 10 FUSE 11 FUSE 12 FUSE 13 FUSE 134 FUSE 135 FUSE 136 FUSE 140 FUSE 15 FUSE 16 FUSE 17 FUSE 18 FUSE 21 FUSE 29 FUSE 30 FUSE 30 FUSE 29 FUSE 32 FUSE 4 FUSE 5 FUSE 6 FUSE 6 FUSE 5 FUSE 7 FUSE 7 FUSE 8 FUSE 9 FUSE 9 FUSE 21 FUSE FUSE GLOVE BOX LAMP/ SWITCH GLOVE BOX SOCKET GRY/RED WIRE HYBRID CONTROL UNIT POWER SUPPLY RELAY HYBRID FUSE, RELAY MODULE HYBRID POWER ELECTRONICS COOLANT CIRCULATION PUMP RELAY HYBRID POWER FUSE FUSE ELECTRONICS COOLANT CIRCULATION LEFT FRONT LAMP UNIT ME-SFI (ME) CONTROL UNIT MULTI-FUNCTION CAMERA NAVIGATION MODULE NAVIGATION MODULE (IF EQUIPPED) COMMAND FAN MOTOR (IF EQUIPPED) OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL MODULE PNK/BLU WIRE PNK/RED WIRE POWER ELECTRONICS CONTROL UNIT POWER ELECTRONICS CONTROL UNIT (3.5L HYBRID) PREMIUM PREMIUM ELECTRONIC STABILITY PROGRAM CONTROL UNIT PUMP RELAY PYROTECHNICAL SEPARATOR REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RELAY RIGHT FRONT LAMP UNIT RIGHT LEFT FRONT FRONT LAMP LAMP UNIT UNIT SECONDARY AIR INJECTION RELAY STARTER CIRCUIT 50 RELAY STEERING COLUMN MODULE CONTROL UNIT STEREO MULTI-FUNCTION CAMERA STOP LAMP SWITCH SUPPLEMENTAL RESTRAINT SYSTEM SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT TO CHASSIS CIRCUIT TO CHASSIS CIRCUIT 87 RELAY (DIAGRAM TO ENGINE CIRCUIT 87 RELAY TO FUSE 1, TO FUSE 14 (DIAGRAM TO FUSE 15 TO SECONDARY AIR INJECTION RELAY TRANS- MISSION OIL AUXI- LIARY PUMP RELAY TRANSMISSION OIL AUXILIARY PUMP CONTROL UNIT TRANSMISSION OIL COOLING COOLANT CIRCULATION TRANSMISSION OIL COOLING COOLANT CIRCULATION PUMP RELAY UPPER CONTROL PANEL CONTROL UNIT VACUUM PUMP RELAY W/ WSS W/O WSS WEIGHT SENSING SYSTEM WHT RED/ WIRE WHT WIRE WIPER MOTOR WIPER PARK HEATER WIPER PARK HEATER (IF EQUIPPED) WIPER PARK POSITION HEATER RELAY YEL/BLK WIRE

1 2 CAN-B H CAN-B L 31 30 COMPUTER DATA LINES SYSTEM AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BEHIND LEFT QUARTERPANEL) BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN B L CAN B H COMPUTER DATA LINES SYSTEM COUPE COUPE, CONVERTIBLE SEDAN, WAGON FRONT ELECTRICAL PREFUSE BOX FUSE FUSE 163 158 FUSE 49 HEATED REAR WINDOW RELAY HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT "C" PILLAR) REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE REAR WINDOW HEATER REAR WINDOW HEATER BUTTON REAR WINDOW INTERFERENCE SUPPRESSION CAPACITOR 1 REAR WINDOW INTERFERENCE SUPPRESSION CAPACITOR 1 (IN REAR "C" PILLAR) REAR WINDOW INTERFERENCE SUPPRESSION CAPACITOR 2 REAR WINDOW INTERFERENCE SUPPRESSION CAPACITOR 2 (IN REAR "C" PILLAR) RED WIRE SEDAN VIO/WHT WIRE WAGON