Mercedes-Benz Metris W447 (2015-2024) rear heater/air conditioner air recirculation unit Wiring diagrams

1 2 GND AIR CONDITIONING CONTROL, OPERATING UNIT (FRONT, REAR KLA) AIR DISTRIBUTION ACTUATOR MOTOR BLK/BLU WIRE BLOWER MOTOR BLU/BRN WIRE BLU/GRN WIRE BLU/PNK WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/PNK WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM FIREWALL FUSE, RELAY MODULE FRESH AIR/RAM AIR/ AIR RECIRCULATION FLAP ACTUATOR MOTOR FUSE 101 FUSE 21 FUSE 31 FUSE 54 FUSE 81 GRN/BRN WIRE GRN/GRY WIRE GRY WIRE HOT AT ALL TIMES HSH RT KOMP KPLG LEFT BLENDING AIR FLAP ACTUATOR LIN 31 PNK/BLK WIRE PNK/GRN WIRE PNK/ORG WIRE PNK/RED WIRE PNK/VIO WIRE PTC HEATER BOOSTER CONTROL UNIT REAR AIR CONDITIONING EVAPORATOR SHUTOFF VALVE REAR AIR CONDITIONING EVAPORATOR TEMPERATURE SENSOR REAR AIR DISTRIBUTION ACTUATOR MOTOR REAR BLEND AIR FLAP ACTUATOR MOTOR REAR END BLOWER MOTOR REAR HEATER/AIR CONDITIONER AIR RECIRCULATION UNIT RED WIRE RED/ORG WIRE RED/VIO WIRE RED/WHT WIRE REFRIGERANT PRESSURE SENSOR SENS SIG VENT KOMP VENT ZU HECK VENTIL VERDAMPF VERDAMPF HECK WHT/RED WIRE ZWP +

1 2 GND AIR CONDITIONING CONTROL, OPERATING UNIT (FRONT, REAR KLA) AIR DISTRIBUTION ACTUATOR MOTOR BLK/BLU WIRE BLOWER MOTOR BLU/BRN WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/PNK WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/PNK WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM FIREWALL FUSE, RELAY MODULE FRESH AIR/AIR RECIRCULATION FLAP ACTUATOR MOTOR FUSE 101 FUSE 21 FUSE 31 FUSE 54 FUSE 81 GRN/BRN WIRE GRN/GRY WIRE GRY WIRE HOT AT ALL TIMES HSH RT KOMP KPLG LEFT BLENDING AIR FLAP ACTUATOR LIN 31 PNK/BLK WIRE PNK/GRN WIRE PNK/ORG WIRE PNK/RED WIRE PNK/VIO WIRE POTI (+) PTC HEATER BOOSTER CONTROL UNIT RAM AIR FLAP ACTUATOR MOTOR REAR AIR CONDITIONING EVAPORATOR SHUTOFF VALVE REAR AIR CONDITIONING EVAPORATOR TEMPERATURE SENSOR REAR AIR DISTRIBUTION ACTUATOR MOTOR REAR BLEND AIR FLAP ACTUATOR MOTOR REAR END BLOWER MOTOR REAR HEATER/AIR CONDITIONER AIR RECIRCULATION UNIT RED WIRE RED/ORG WIRE RED/VIO WIRE RED/WHT WIRE REFRIGERANT PRESSURE SENSOR RIGHT BLENDING AIR FLAP ACTUATOR SENS SIG VENT KOMP VENT ZU HECK VENTIL VERDAMPF VERDAMPF HECK WHT/RED WIRE ZWP +

AIR CONDITIONING CONTROL, OPERATING UNIT BECKER MAP PILOT CONTROL UNIT MOUNT BLOWER MOTOR CAMERA COVER (KAB) CONTROL UNIT DRIVER SEAT HEATER/VENTILATION CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH FROM CIRCUIT FUEL SYSTEM CONTROL UNIT (FSCU) FUSE 106 FUSE 108 FUSE 29 FUSE 30 FUSE 31 FUSE 32 FUSE 33 FUSE 36 FUSE 37 FUSE 38 FUSE 54 FUSE 58 FUSE 60 FUSE 63 FUSE 64 FUSE 65 FUSE 74 FUSE 75 FUSE 76 FUSE 77 FUSE 79 FUSE 80 FUSE 81 LEFT FRONT DOOR CONTROL UNIT LEFT SLIDING DOOR (E-LSTL) CONTROL UNIT MULTI-FUNCTION CAMERA (MFK) CONTROL UNIT N/A N/A N/A NAFTA BRAKE BOOSTER ELECTRICAL CONNECTOR RADIO (AUDIO) REAR HEATER/AIR CONDITIONER AIR RECIRCULATION UNIT REAR-END DOOR REVERSING CAMERA (RFK) CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/ORG WIRE RED/PNK WIRE RED/WHT WIRE RED/YEL WIRE RESERVE FUSE 23 RESERVE FUSE 39 RESERVE FUSE 40 RESERVE FUSE 41 RESERVE FUSE 43 RESERVE FUSE 44 RESERVE FUSE 45 RESERVE FUSE 53 RESERVE FUSE 55 RESERVE FUSE 56 RESERVE FUSE 57 RESERVE FUSE 59 RESERVE FUSE 61 RESERVE FUSE 62 RESERVE FUSE 73 RESERVE FUSE 78 REVERSING CAMERA (RFK) CONTROL UNIT RIGHT FRONT DOOR CONTROL UNIT SIGNAL ACQUISITION, ACTUATION MODULE (SAM) CONTROL UNIT STEERING COLUMN TUBE MODULE (MRM) CONTROL UNIT SUPPLEMENTAL RESTRAINT SYSTEM (SRS) CONTROL UNIT TO ENGINE COMPARTMENT FUSE, RELAY MODULE (DIAGRAM 3 OF 7) TO FUSE 42 (DIAGRAM 7 OF 7) TRAILER RECOGNITION (AAG) CONTROL UNIT W/ DRIVER SEAT LUMBAR SUPPORT W/ TWO-LEAF REAR DOOR W/O TWO-LEAF REAR DOOR