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

ACTIVE BRAKE ASSIST CONTROLLER UNIT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN PER H CAN PER L CAN-HMI L PNK FLEX E BM WIRE CAN-PER L PNK FLEX E BM WIRE DC/DC CONVERTER CONTROL UNIT (IF EQUIPPED) (RIGHT SIDE OF ENGINE COMPT) ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FLEX-E BM FLEX-E BP FLEX-E BP PNK FLEX-E BM WIRE GRN WIRE GRN/WHT WIRE LEFT FRONT LAMP UNIT LEFT OUTER REAR BUMPER INTEGRATED RADAR SENSOR MONO MULTI-FUNCTION CAMERA (IF EQUIPPED) (TOP CENTER OF WINDSHIELD) PERIPHERALS CAN (CAN PER) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR PNK WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RIGHT FRONT LAMP UNIT RIGHT OUTER REAR BUMPER INTEGRATED RADAR SENSOR STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) VIO WIRE VIO/WHT WIRE W/ FLEXRAY LINE TOPOLOGY W/O FLEXRAY LINE TOPOLOGY YEL WIRE

ACTIVE BRAKE ASSIST CONTROLLER UNIT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN PER H CAN PER L CAN-HMI L PNK FLEX E BM WIRE CAN-PER L PNK FLEX E BM WIRE DC/DC CONVERTER CONTROL UNIT (IF EQUIPPED) (RIGHT SIDE OF ENGINE COMPT) ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FLEX-E BM FLEX-E BP FLEX-E BP PNK FLEX-E BM WIRE GRN WIRE GRN/WHT WIRE LEFT FRONT LAMP UNIT LEFT OUTER REAR BUMPER INTEGRATED RADAR SENSOR MONO MULTI-FUNCTION CAMERA (IF EQUIPPED) (TOP CENTER OF WINDSHIELD) PERIPHERALS CAN (CAN PER) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR PNK WIRE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RIGHT FRONT LAMP UNIT RIGHT OUTER REAR BUMPER INTEGRATED RADAR SENSOR STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) VIO WIRE VIO/WHT WIRE 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

BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L CAN PER H CAN PER L ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FLEX-E BM FLEX-E BP GRN WIRE GRN/WHT WIRE INSTRUMENT CLUSTER CONTROL UNIT LEFT FRONT LAMP UNIT LEFT OUTER REAR BUMPER INTEGRATED RADAR SENSOR MONO MULTI-FUNCTION CAMERA (IF EQUIPPED) (TOP CENTER OF WINDSHIELD) PERIPHERALS CAN (CAN PER) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR PNK WIRE RIGHT FRONT LAMP UNIT RIGHT OUTER REAR BUMPER INTEGRATED RADAR SENSOR STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) VIO WIRE VIO/WHT WIRE W/ FLEXRAY LINE TOPOLOGY W/O FLEXRAY LINE TOPOLOGY YEL WIRE YEL/BLK 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

BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L CAN PER H CAN PER L ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FLEX-E BM FLEX-E BP GRN WIRE GRN/WHT WIRE INSTRUMENT CLUSTER CONTROL UNIT LEFT FRONT LAMP UNIT LEFT OUTER REAR BUMPER INTEGRATED RADAR SENSOR MONO MULTI-FUNCTION CAMERA (IF EQUIPPED) (TOP CENTER OF WINDSHIELD) PERIPHERALS CAN (CAN PER) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR PNK WIRE RIGHT FRONT LAMP UNIT RIGHT OUTER REAR BUMPER INTEGRATED RADAR SENSOR STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) VIO WIRE VIO/WHT WIRE W/ FLEXRAY LINE TOPOLOGY W/O FLEXRAY LINE TOPOLOGY YEL WIRE YEL/BLK 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 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