Mercedes-Benz E-class W213/S213/C238/A238 facelift (2020-2024) nca Wiring diagrams

BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU/PNK WIRE BLU/RED WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM CRUISE CONTROL LEVER DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT CONTROL UNIT DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR, HALL SENSOR DRIVER SEAT HEAD RESTRAINT ADJUSTMENT MOTOR, HALL SENSOR DRIVER-SIDE FUSE, RELAY MODULE FLEX-E BP FUSE 205 FUSE 303 GRN WIRE GRN/VIO WIRE HOT AT ALL TIMES LEFT BACKREST RELEASE/INCLINATION MICRO SWITCH M+ (-) NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK FLEX-E BM WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RESUME FROM MEMORY SWITCH SEATS SYSTEM SIG STEERING COLUMN MEMORY CIRCUIT STEERING COLUMN MODULE CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL/GRN WIRE

ANALOG CLOCK (IF EQUIPPED) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L DRIVER SEAT CONTROL UNIT (IF EQUIPPED) (UNDER DRIVER SEAT) DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP FLEX-E BM FLEX-E BP FRONT SAM CONTROL UNIT GRN WIRE GRN/WHT WIRE LEFT FRONT DOOR CONTROL UNIT (IN LEFT FRONT DOOR) LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT LEFT INTERIOR CAN (CAN B) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR LIN 1 LIN 1 COC NCA WIRE ORG/ WIRE PANORAMIC SLIDING SUNROOF CONTROL MODULE PNK WIRE TRUNK LID CONTROL UNIT (IF EQUIPPED) (LEFT SIDE OF LUGGAGE COMPT) YEL WIRE

ANALOG CLOCK (IF EQUIPPED) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L DRIVER SEAT CONTROL UNIT (IF EQUIPPED) (UNDER DRIVER SEAT) DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP FLEX-E BM FLEX-E BP FRONT SAM CONTROL UNIT GRN WIRE GRN/WHT WIRE LEFT FRONT DOOR CONTROL UNIT (IN LEFT FRONT DOOR) LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT LEFT INTERIOR CAN (CAN B) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR LIN 1 LIN 1 COC NCA WIRE ORG/ WIRE PANORAMIC SLIDING SUNROOF CONTROL MODULE PNK WIRE TRUNK LID CONTROL UNIT (IF EQUIPPED) (LEFT SIDE OF LUGGAGE COMPT) YEL WIRE

ADVANCED SOUND SYSTEM AMPLIFIER CONTROL UNIT ALARM SIREN (W/ INTERIOR, TOW-AWAY PROTECTION) (REAR OF LEFT FRONT WHEELWELL) BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C L CAN I H CAN I L CAN L H CAN L L CAN PER H CAN PER L DRIVETRAIN CONTROL UNIT (ABOVE LEFT FRONT WHEELWELL) DRIVETRAIN SENSOR CAN (CAN I) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR FLEX-E BM FLEX-E BP FUEL PUMP CONTROL UNIT (TOP RIGHT SIDE OF FUEL TANK) FULLY INTEGRATED TRANSMISSION CONTROL CONTROLLER UNIT GRN WIRE GRN/WHT WIRE HYBRID CAN (CAN L) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR ME-SFI (ME) CONTROL UNIT (TOP OF ENGINE) NCA WIRE ORG/ WIRE ORG/WHT WIRE PNK WIRE PNK/WHT WIRE REAR CONTROL UNIT (CENTER OF LUGGAGE COMPT) RIGHT FRONT DOOR INTERIOR PROTECTION SENSOR RIGHT REAR INTERIOR PROTECTION SENSOR SOUND SYSTEM AMPLIFIER CONTROL UNIT SOUND SYSTEM MIDLINE AMPLIFIER CONTROL UNIT STARTER GENERATOR CONTROL UNIT TRAILER RECOGNITION CONTROL UNIT (RIGHT SIDE OF LUGGAGE COMPT) W/ FLEXRAY LINE TOPOLOGY W/O FLEXRAY LINE TOPOLOGY YEL WIRE

AUGMENTED REALITY CAMERA BACKUP CAMERA CONTROL UNIT (IF EQUIPPED) (TRUNK LID) BRN WIRE CAN H H CAN H L CAN HMI H CAN HMI L ELECTRICAL POWER STEERING CONTROL UNIT (ON STEERING RACK ASSEMBLY) FLEX-E BM FLEX-E BP GRN WIRE GRN/WHT WIRE HEAD-UP DISPLAY (IF EQUIPPED) INTELLIGENT DRIVE CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR NCA WIRE PNK WIRE RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR RIGHT OUTER FRONT BUMPER RADAR SENSOR RIGHT OUTER REAR BUMPER RADAR SENSOR (BEHIND RIGHT END OF REAR BUMPER FASCIA) SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT TIRE PRESSURE MONITOR CONTROL UNIT (IF EQUIPPED) (UNDER REAR OF CENTER CONSOLE) USER INTERFACE CAN (CAN HMI) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR VIO WIRE VIO/WHT WIRE W/ FLEXRAY LINE TOPOLOGY W/O FLEXRAY LINE TOPOLOGY

AUGMENTED REALITY CAMERA BACKUP CAMERA CONTROL UNIT (IF EQUIPPED) (TRUNK LID) BRN WIRE CAN H H CAN H L CAN HMI H CAN HMI L ELECTRICAL POWER STEERING CONTROL UNIT (ON STEERING RACK ASSEMBLY) FLEX-E BM FLEX-E BP GRN WIRE GRN/WHT WIRE HEAD-UP DISPLAY (IF EQUIPPED) INTELLIGENT DRIVE CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR NCA WIRE PNK WIRE RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR RIGHT OUTER FRONT BUMPER RADAR SENSOR RIGHT OUTER REAR BUMPER RADAR SENSOR (BEHIND RIGHT END OF REAR BUMPER FASCIA) SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT TIRE PRESSURE MONITOR CONTROL UNIT (IF EQUIPPED) (UNDER REAR OF CENTER CONSOLE) USER INTERFACE CAN (CAN HMI) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR VIO WIRE VIO/WHT WIRE W/ FLEXRAY LINE TOPOLOGY W/O FLEXRAY LINE TOPOLOGY

BLK WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY 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 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 RIGHT A-PILLAR FUSE BOX PRE-LOCKING POSITION MICROSWITCH REAR SAM CONTROL UNIT RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR BRAKE WEAR SENSOR SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL WIRE YEL/GRY WIRE

BLK WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY 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 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 RIGHT A-PILLAR FUSE BOX PRE-LOCKING POSITION MICROSWITCH REAR SAM CONTROL UNIT RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR BRAKE WEAR SENSOR SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL WIRE YEL/GRY WIRE

BLK WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY 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 463 GRN WIRE GRY/BLU WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL UNIT 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 REAR SAM CONTROL UNIT RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR BRAKE WEAR SENSOR SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL WIRE YEL/GRY WIRE

BLK WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY 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 463 GRN WIRE GRY/BLU WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL UNIT 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 REAR SAM CONTROL UNIT RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT BRAKE WEAR SENSOR RIGHT REAR BRAKE WEAR SENSOR SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL WIRE YEL/GRY WIRE