Mercedes-Benz E-class W213/S213/C238/A238 (2016-2021) front sam control unit Wiring diagrams

BLK WIRE BLK/BLU WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM COUPE CONVERTIBLE DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH (LEFT END OF DASH) FLEX-E BM FLEX-E BP FRONT SAM CONTROL UNIT FUSE 205 GRN WIRE GRY/BLU WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT ELECTRIC PARKING BRAKE ACTUATOR MOTOR LEFT FRONT AXLE RPM SENSOR NCA WIRE PNK WIRE RED (OR RED/BLU) WIRE RED WIRE RED/WHT WIRE RIGHT ELECTRIC PARKING BRAKE ACTUATOR MOTOR RIGHT FRONT AXLE RPM SENSOR RIGHT FRONT BRAKE WEAR SENSOR SIG STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ANGLE SENSOR VIO WIRE VIO/WHT WIRE WHT WIRE WHT/YEL WIRE YEL WIRE

3.0L TURBO 2.0L TURBO SEDAN, WAGON COUPE, CONVERTIBLE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN HMI H CAN HMI L CAN PER H CAN PER L CLIMATE CONTROL CONTROL UNIT COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP COOLANT LEVEL SWITCH COOLANT PUMP SWITCHOVER VALVE COOLANT TEMPERATURE SENSOR COOLANT THERMOSTAT HEATING ELEMENT DRIVER-SIDE FUSE, RELAY MODULE DRIVETRAIN CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE CONTROLS SYSTEM ENGINE FUSE, RELAY MODULE FAN MOTOR (BEHIND RADIATOR) FRONT SAM CONTROL UNIT FUSE 101 FUSE 119 FUSE 210 FUSE 311 FUSE 7 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ CIRCUIT HOT W/ CPC RELAY ENERGIZED INSTRUMENT CLUSTER INTERIOR TEMPERATURE SENSOR W/ INTEGRATED FAN LIN ME-SFI (ME) CONTROL UNIT NCA WIRE OUTSIDE TEMPERATURE SENSOR OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RED (OR RED/WHT) WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE SIG THS VIO WIRE VIO/WHT WIRE WAPU+ WHT/BLU 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

ANALOG CLOCK BLK WIRE BLU WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN H H CAN H L COC COMPUTER DATA LINES SYSTEM COOLANT LEVEL SWITCH ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT FRONT SAM CONTROL UNIT FUEL PRESSURE SENSOR FUEL PUMP CONTROL UNIT GRN WIRE GRN/GRY WIRE GRN/PNK WIRE GRN/YEL WIRE GRY/BLU WIRE LEFT FUEL TANK FUEL LEVEL INDICATOR FILL LEVEL SENSOR LIN 1 LIN 1 COC NCA WIRE ORG/ WIRE OUTSIDE TEMPERATURE SENSOR RED WIRE RED/YEL WIRE RIGHT FUEL TANK FUEL LEVEL INDICATOR FILL LEVEL SENSOR SIG SIG GND VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE

AC HOUSING, ALTERNATOR BATTERY DISCONNECT SWITCH RELAY BATTERY SENSOR BLK WIRE BLU WIRE BRN WIRE CIRCUIT 30 TERMINAL BLOCK CLOSE DC/AC CONVERTER CONTROL UNIT ELECTRICAL POWER STEERING CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENABLE FAN MOTOR FROM REAR FUSE, RELAY MODULE (DIAGRAM 3 OF 5) FRONT SAM CONTROL UNIT FSSP FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 1 FUSE 10 FUSE 13 FUSE 2 FUSE 3 FUSE 5 FUSE 6 FUSE 7 FUSE 8 FUSE 9 N/A NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY ORG/ WIRE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RES FUSE 11 RES FUSE 12 RES FUSE 4 RES FUSE 8 RES FUSE 9 SIG TO DRIVER-SIDE FUSE, RELAY MODULE (DIAGRAM 2 OF 5) TO ELECTRONIC IGNITION SWITCH CONTROL UNIT (DIAGRAM 4 OF 5) TO ENGINE FUSE, RELAY MODULE (DIAGRAM 2 OF 5) TO PASSENGER-SIDE A-PILLAR FUSE BOX (DIAGRAM 5 OF 5) TO REAR FUSE, RELAY MODULE (DIAGRAM 3 OF 5) VEHICLE INTERIOR PREFUSE BOX VOLTAGE DIP LIMITER

AC HOUSING, ALTERNATOR BATTERY DISCONNECT SWITCH RELAY BATTERY SENSOR BLK WIRE BLU WIRE BRN WIRE CIRCUIT 30 TERMINAL BLOCK CLOSE DC/AC CONVERTER CONTROL UNIT ELECTRICAL POWER STEERING CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENABLE FAN MOTOR FROM REAR FUSE, RELAY MODULE (DIAGRAM 3 OF 5) FRONT SAM CONTROL UNIT FSSP FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 1 FUSE 10 FUSE 13 FUSE 2 FUSE 3 FUSE 5 FUSE 6 FUSE 7 FUSE 8 FUSE 9 N/A NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY ORG/ WIRE RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RES FUSE 11 RES FUSE 12 RES FUSE 4 RES FUSE 8 RES FUSE 9 SIG TO DRIVER-SIDE FUSE, RELAY MODULE (DIAGRAM 2 OF 5) TO ELECTRONIC IGNITION SWITCH CONTROL UNIT (DIAGRAM 4 OF 5) TO ENGINE FUSE, RELAY MODULE (DIAGRAM 2 OF 5) TO PASSENGER-SIDE A-PILLAR FUSE BOX (DIAGRAM 5 OF 5) TO REAR FUSE, RELAY MODULE (DIAGRAM 3 OF 5) VEHICLE INTERIOR PREFUSE BOX VOLTAGE DIP LIMITER

BLK WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER SEAT BELT BUCKLE SWITCH DRIVER SEAT POSITION DETECTION SWITCH DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH (LEFT END OF DASH) ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX FRONT SAM CONTROL UNIT FUSE 1 FUSE 200 FUSE 203 FUSE 312 FUSE 322 GRN WIRE GRY/BLU WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT FRONT DOOR CONTROL UNIT (IN LEFT FRONT DOOR) LEFT FRONT DOOR LOCK NCA WIRE ORG/GRN WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PRE-LOCKING POSITION MICROSWITCH RED WIRE RED/BLU WIRE RED/WHT WIRE SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL WIRE YEL/GRY 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 DRIVETRAIN CONTROL UNIT (ABOVE LEFT FRONT WHEELWELL) EXHAUST CAMSHAFT SOLENOID FRONT SAM CONTROL UNIT FUSE 411 GRN/BLK WIRE HOT AT ALL TIMES LEFT ACTIVE ENGINE MOUNT LEFT EXHAUST FLAP ACTUATOR MOTOR LOW-TEMPERATURE CIRCUIT TEMPERATURE SENSOR ORG/BLU WIRE REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE RIGHT ACTIVE ENGINE MOUNT SIG