Mercedes-Benz B-class W246 facelift (2014-2018) brn/blk Wiring diagrams

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

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

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

ATA (EDW) FUNCTION IND BLK/VIO WIRE BLU WIRE BRN WIRE BRN/BLK WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CENTRAL LOCKING MOTOR COMPUTER DATA LINES SYSTEM DATA DRIVER DOOR INFRARED REMOTE CONTROL RECEIVER DRIVER SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH ELECTRONIC IGNITION SWITCH CONTROL UNIT FT DF FUSE 23 GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR LOCK LEFT REAR DOOR LOCK MOT- ORG/BLU WIRE PNK WIRE PNK/BLU WIRE PNK/WHT WIRE PNK/YEL WIRE REAR SIDE WINDOW CHILD SAFETY LOCK SWITCH RED/BLK WIRE RIGHT REAR DOOR LOCK ROTARY TUMBLER SWITCH SIG UPPER CONTROL PANEL CONTROL UNIT VEHICLE INTERIOR FUSE BOX WHT WIRE

ATA (EDW)/TOWING SENSOR/INTERIOR MOTION SENSOR CONTROL UNIT BLK WIRE BLK/VIO WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/PNK WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN C H CAN C L CAN E H CAN E L CENTRAL LOCKING MOTOR CLA CLASS CLA CLASS, GLA CLASS COMPUTER DATA LINES SYSTEM DUAL CLUTCH TRANSMISSION FULLY INTEGRATED TRANSMISSION CONTROL CONTROLLER UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT FUSE 24 FUSE 26 FUSE 85 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT DOOR EXIT, WARNING LAMP LEFT FRONT DOOR HANDLE ILLUMINATION LEFT REAR WINDOW GLASS BREAKAGE SENSOR MOT- REAR WINDOW GLASS BREAKAGE SENSOR RED WIRE RED/BLK WIRE RED/GRN WIRE RED/GRY WIRE RIGHT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT DOOR EXIT, WARNING LAMP RIGHT FRONT DOOR HANDLE ILLUMINATION RIGHT FRONT DOOR LOCK RIGHT REAR WINDOW GLASS BREAKAGE SENSOR ROTARY TUMBLER SWITCH SIG VEHICLE INTERIOR FUSE BOX WHT WIRE

BLK WIRE BLK/BLU WIRE BLK/GRY WIRE BLK/YEL WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE BOOSTER VACUUM PUMP RELAY BRN WIRE BRN/BLK WIRE BRN/PNK WIRE BRN/RED WIRE BRN/VIO WIRE BRN/YEL WIRE CAN L H CAN L L CIRCUIT 15 RELAY (UNLATCHED) COMPUTER COMPUTER DATA LINES SYSTEM COOLANT EXPANSION RESERVOIR FILL LEVEL SENSOR (DUAL CHAMBER) DATA LINES SYSTEM DEFOGGER SYSTEM DRIVETRAIN CONTROL UNIT (LEFT END OF DASH) ELECTRIC VEHICLE SOUND GENERATOR ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 203 FUSE 207 FUSE 208 FUSE 211 FUSE 221 FUSE 222 FUSE 225 FUSE 226 FUSE 227 FUSE 228 FUSE 75 FUSE 91 GRN/WHT WIRE HIGH-VOLTAGE BATTERY COOLING SYSTEM SHUTOFF VALVE HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED ORG/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SIG STARTER CIRCUIT 50 RELAY TO CIRCUIT TO FUSE 206 (DIAGRAM 7 OF 7) VACUUM PUMP VEHICLE INTERIOR FUSE BOX WHT WIRE WHT/RED WIRE YEL/BLU WIRE

BLK WIRE BLK/YEL WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE CAN EL H CAN EL L CHARGER FEED-IN SOCKET (USA) (LEFT REAR FENDER) COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 234 FUSE 241 GRN WIRE GRN/BLU WIRE GRN/YEL WIRE HIGH-VOLTAGE DISCONNECT DEVICE (LEFT END OF DASH) HIGH-VOLTAGE PTC HEATER (UNDER FRONT CENTER OF VEHICLE) HOT AT ALL TIMES HV- NCA WIRE NOT USED ORG/ WIRE ORG/BLK WIRE ORG/RED WIRE ORG/VIO WIRE POT PRX RED WIRE RED/BLK WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE SHD VIO WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE YEL/GRY WIRE YEL/RED WIRE

AIR CONDITIONING SYSTEM AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT 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/GRY WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE CAN EL H CAN EL L COMPUTER DATA LINES SYSTEM ELECTRIC DRIVE, CHARGER COOLANT PUMP FUSE 28 GRN WIRE GRN/BLU WIRE HEATER CIRCUIT CIRCULATION PUMP HOT W/ CIRCUIT 15 RELAY ENERGIZED ORG/ WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE REFRIGERANT COMPRESSOR VACUUM SENSOR SIG VEHICLE INTERIOR FUSE BOX VIO WIRE WHT WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/RED WIRE