Mercedes-Benz E-class W213/S213/C238/A238 (2016-2021) fuse 305 Wiring diagrams

3.0L TURBO 2.0L TURBO SEDAN, WAGON COUPE, CONVERTIBLE A/C BUTTON A/C, RESIDUAL HEAT ON/OFF BUTTON AIR DISTRIBUTION BUTTON AIR RECIRCULATION MODE BUTTON BLK/YEL WIRE BLU WIRE BLU/GRN WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L CAN HMI H CAN HMI L CAN PER H CAN PER L CHARGE AIR TEMPERATURE SENSOR DOWNSTREAM OF THROTTLE VALVE CHARGE AIR TEMPERATURE SENSOR UPSTREAM OF THROTTLE VALVE CLIMATE CONTROL MENU BUTTON CLIMATE CONTROL MENU, RESIDUAL HEAT ON/OFF BUTTON CLIMATE CONTROL OPERATING UNIT COMPUTER DATA LINES SYSTEM COOLANT LEVEL SWITCH COOLANT PUMP SWITCHOVER VALVE (IF EQUIPPED) COOLANT TEMPERATURE SENSOR COOLANT THERMOSTAT HEATING ELEMENT CUP HOLDER, POWER OUTLET RELAY ENERGIZED DEFROSTING BUTTON DRIVER-SIDE FUSE, RELAY MODULE DRIVETRAIN CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE CONTROLS SYSTEM ENGINE FUSE, RELAY MODULE FAN MOTOR (BEHIND RADIATOR) FRONT AUTO BUTTON FRONT BLOWER BUTTON FRONT SAM CONTROL UNIT FUSE 101 FUSE 119 FUSE 209 FUSE 305 FUSE 311 FUSE 405 FUSE 442 FUSE 7 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ HOT W/ CIRCUIT HOT W/ CPC RELAY ENERGIZED INSTRUMENT CLUSTER INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LEFT AIR DISTRIBUTION BUTTON LEFT TEMPERATURE SELECTION BUTTON LIN ME-SFI (ME) CONTROL UNIT (LEFT SIDE OF ENGINE) NCA WIRE OFF, CLIMATE CONTROL MENU BUTTON OUTSIDE TEMPERATURE SENSOR OVERHEAD CONSOLE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PRE AIR CONDITIONING BUTTON RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR CUP HOLDER (SEDAN, WAGON) REAR FUSE, RELAY MODULE REAR WINDOW HEATER BUTTON RED (OR RED/WHT) WIRE RED WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE REFRIGERANT COMPRESSOR MAGNETIC CLUTCH REFRIGERANT COMPRESSOR REGULATION VALVE REFRIGERANT COMPRESSOR W/ MAGNETIC CLUTCH REFRIGERANT PRESSURE SENSOR (IF EQUIPPED) (AT BOTTOM LEFT SIDE OF RADIATOR) RIGHT AIR DISTRIBUTION BUTTON RIGHT TEMPERATURE SELECTION BUTTON SIG SIG THS SIG STATIONARY HEATER BUTTON SYNC BUTTON VIO WIRE VIO/WHT WIRE YEL WIRE

AMBIENT LAMP AUTOMATIC DIMMING MIRROR BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR FRONT SAM CONTROL UNIT FUSE 203 FUSE 302 FUSE 305 FUSE 316 GARAGE DOOR OPENER GARAGE DOOR OPENER BUTTON 1 GARAGE DOOR OPENER BUTTON 2 GARAGE DOOR OPENER BUTTON 3 GARAGE DOOR OPENER INDICATOR LAMP GRN WIRE HOT AT ALL TIMES INSIDE REAR VIEW MIRROR INSIDE REAR VIEW MIRROR DIMMING LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR LEFT READING LAMP NCA WIRE OVERHEAD CONSOLE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR RED WIRE RED/WHT WIRE RED/YEL WIRE RGB-LIN RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR RIGHT READING LAMP SIG VIO WIRE YEL WIRE

BACKUP LAMPS CIRCUIT BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/RED WIRE BLK/VIO WIRE BLU WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COC COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE COUPE, CONVERTIBLE SEDAN, WAGON CONVERTIBLE DRIVER-SIDE FUSE, RELAY MODULE ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 128 FUSE 200 FUSE 305 GRN WIRE GRN/BLU WIRE GRN/BRN WIRE GRN/ORG WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/RED WIRE GRY/YEL WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INNER RIGHT REAR LAMP UNIT LOWER RIGHT BRAKE LIGHT, TAILLIGHT ORG/ WIRE OVERHEAD CONSOLE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/YEL WIRE RIGHT BACKUP LAMP RIGHT LICENSE PLATE LAMP RIGHT REAR LAMP UNIT RIGHT REAR LAMP UNIT (COUPE, CONVERTIBLE) RIGHT STOP LAMP SEDAN WAGON SIG SIG (1) SIG (2) SIG 3 VIO WIRE VIO/BLU WIRE VIO/WHT WIRE YEL WIRE YEL/WHT WIRE

BLK WIRE BLU WIRE BLU/BRN WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT BLK) WIRE BRN/WHT WIRE CAN B H CAN B L CAN H H CAN H L CENTER STOP LAMP COC COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLASHER/ HIGH BEAM SWITCH FLEX-E BM FLEX-E BP FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 128 FUSE 200 FUSE 211 FUSE 305 GRN WIRE GRN/ORG WIRE GRY WIRE GRY/BLU WIRE GRY/GRN WIRE GRY/RED WIRE GRY/VIO WIRE HEADLAMP HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED LEFT FRONT LAMP UNIT LEFT FRONT TURN SIGNAL LAMP LEFT LICENSE PLATE LAMP LEFT TRUNK LID/LIFTGATE AMBIENT LAMP, WARNING LAMP NCA WIRE OVERHEAD CONSOLE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/GRY WIRE RED/YEL WIRE RIGHT FRONT LAMP UNIT RIGHT FRONT TURN SIGNAL LAMP RIGHT LICENSE PLATE LAMP SIG SIG (1) SIG (2) SIG 3 STEERING COLUMN MODULE CONTROL UNIT STOP LAMP SWITCH TURN SIGNAL LAMPS SWITCH VIO WIRE VIO/BLU WIRE VIO/WHT WIRE WHT) BRN/WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COC COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH (LEFT END OF DASH) ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLEX-E BP PNK FLEX-E BM WIRE FRONT SAM CONTROL UNIT FUSE 128 FUSE 200 FUSE 205 FUSE 305 GRN WIRE GRY WIRE GRY/BLU WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER OVERHEAD CONSOLE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED (OR RED/BLU) WIRE RED WIRE RED/GRN WIRE RED/YEL WIRE SEDAN, WAGON COUPE, CONVERTIBLE SIG SIG (1) SIG (2) SIG 3 STEERING COLUMN MODULE CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BLU/BRN WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L COC COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH (LEFT END OF DASH) ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FRONT SAM CONTROL UNIT FUSE 128 FUSE 200 FUSE 205 FUSE 305 GRN WIRE GRY WIRE GRY/BLU WIRE GRY/ORG WIRE GRY/PNK WIRE GRY/WHT WIRE HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED OVERHEAD CONSOLE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/YEL WIRE SEDAN, WAGON COUPE, CONVERTIBLE SIG SIG (1) SIG (2) SIG 3 VIO WIRE VIO/WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COC COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH (LEFT END OF DASH) ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FRONT SAM CONTROL UNIT FUSE 110 FUSE 128 FUSE 133 FUSE 200 FUSE 205 FUSE 305 GRN WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER OVERHEAD CONSOLE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED (OR RED/BLU) WIRE RED WIRE RED/YEL WIRE SEDAN, WAGON COUPE, CONVERTIBLE SIG SIG (1) SIG (2) SIG 3 VIO WIRE VIO/WHT WIRE YEL WIRE

ALARM SIREN ALL-WHEEL DRIVE CONTROL UNIT AUDIO/COMAND CONTROL PANEL CONTROL UNIT) DIAGNOSTIC CONNECTOR DISTRONIC DISTANCE-PILOT CONTROLLER UNIT DRIVER SEAT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP FM, AM, CL, DAB, KEYLESS-GO ANTENNA AMPLIFIER FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 5) FROM VEHICLE INTERIOR PREFUSE BOX (DIAGRAM 1 OF 5) FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT HEATER CONTROL UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT FRONT SEAT HEATER/SEAT VENTILATION CONTROL UNIT FUSE 2 FUSE 3 FUSE 301 FUSE 302 FUSE 303 FUSE 304 FUSE 305 FUSE 306 FUSE 307 FUSE 308 FUSE 309 FUSE 310 FUSE 311 FUSE 312 FUSE 313 FUSE 314 FUSE 315 FUSE 316 FUSE 317 FUSE 318 FUSE 319 FUSE 320 FUSE 321 FUSE 322 FUSE 4 FUSE 5 FUSE 6 HEAD UNIT HEAD-UP DISPLAY HERMES CONTROL UNIT INSTRUMENT CLUSTER KEYLESS-GO CONTROL UNIT LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT LEFT REAR DOOR CONTROL UNIT ME-SFI (ME) CONTROL UNIT, DRIVETRAIN CONTROL UNIT MONO MULTI-FUNCTION CAMERA MULTIMEDIA CONNECTION UNIT MULTIPLE FUSE 1 MULTIPLE FUSE 2 MULTIPLE FUSE 3 N/A OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL MODULE PERFUME ATOMIZER GENERATOR RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR AIR CONDITIONING OPERATING UNIT RED (OR RED/GRY) WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RES FUSE 1 RES FUSE 2 RES FUSE 3 RES FUSE 323 RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT MULTICONTOUR SEAT CONTROL UNIT RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR SHORT, LONG-RANGE RADAR SENSOR SLIDING ROOF CONTROL MODULE STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER STATIONARY HEATER UNIT STEREO MULTI-FUNCTION CAMERA SUPPLEMENTAL RESTRAINT SYSTEM TO ELECTRONIC IGNITION SWITCH CONTROL UNIT (DIAGRAM 4 OF 5) TOUCHPAD (IF EQUIPPED) W/ PRE- SAFE

ALARM SIREN AUDIO/COMAND CONTROL PANEL CONTROL UNIT) DIAGNOSTIC CONNECTOR DISTRONIC DISTANCE-PILOT CONTROLLER UNIT DRIVER SEAT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP FM, AM, CL, DAB, KEYLESS-GO ANTENNA AMPLIFIER FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 5) FROM VEHICLE INTERIOR PREFUSE BOX (DIAGRAM 1 OF 5) FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT HEATER CONTROL UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT FRONT SEAT HEATER/SEAT VENTILATION CONTROL UNIT FUSE 2 FUSE 3 FUSE 301 FUSE 302 FUSE 303 FUSE 304 FUSE 305 FUSE 306 FUSE 307 FUSE 308 FUSE 309 FUSE 310 FUSE 311 FUSE 312 FUSE 313 FUSE 314 FUSE 316 FUSE 317 FUSE 318 FUSE 319 FUSE 320 FUSE 321 FUSE 322 FUSE 4 FUSE 5 FUSE 6 HEAD UNIT HEAD-UP DISPLAY HERMES CONTROL UNIT INSTRUMENT CLUSTER KEYLESS-GO CONTROL UNIT LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT ME-SFI (ME) CONTROL UNIT, DRIVETRAIN CONTROL UNIT MONO MULTI-FUNCTION CAMERA MULTIMEDIA CONNECTION UNIT MULTIPLE FUSE 1 MULTIPLE FUSE 2 MULTIPLE FUSE 3 N/A OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL MODULE PERFUME ATOMIZER GENERATOR RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR AIR CONDITIONING OPERATING UNIT REAR CONTROL UNIT RED (OR RED/GRY) WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RES FUSE 1 RES FUSE 2 RES FUSE 3 RES FUSE 323 RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT MULTICONTOUR SEAT CONTROL UNIT RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR SHORT, LONG-RANGE RADAR SENSOR SLIDING ROOF CONTROL MODULE STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER STATIONARY HEATER UNIT STEREO MULTI-FUNCTION CAMERA SUPPLEMENTAL RESTRAINT SYSTEM TO ELECTRONIC IGNITION SWITCH CONTROL UNIT (DIAGRAM 4 OF 5) TOUCHPAD (IF EQUIPPED) W/ PRE- SAFE

BLK/BLU WIRE BLK/YEL WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE EXCEPT CONVERTIBLE FLEX-E BM FLEX-E BP FRONT SAM CONTROL UNIT FUSE 106 FUSE 111 FUSE 200 FUSE 205 FUSE 305 FUSE 316 FUSE 476 FUSE 5 GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER N/A OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT (RIGHT REAR OF LUGGAGE COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SIG SPRAY NOZZLE HOSE HEATER (IF EQUIPPED) STEERING COLUMN MODULE CONTROL UNIT TAILGATE WIPER MOTOR VIO WIRE VIO/WHT WIRE W/O DUAL WASHER FLUID PUMP W/ DUAL WASHER FLUID PUMP WINDSHIELD WASHER FLUID LEVEL INDICATOR SWITCH WINDSHIELD WASHER SYSTEM PUMP WINDSHIELD WASHER SYSTEM SWITCH WIPER MOTOR WIPER PARK POSITION HEATER RELAY WIPER SWITCH YEL WIRE