Mercedes-Benz CLS-class C257 (2017-2021) High/low bus circuit

BACKUP CAMERA CONTROL UNIT (IF EQUIPPED) BLK WIRE BLK/WHT WIRE BRN WIRE CAN A H CAN A L CAN HMI H CAN HMI L ELECTRICAL POWER STEERING CONTROL UNIT FLEX-E BM FLEX-E BP GRN WIRE HEAD UNIT (W/ COMAND ACTUATION) HEAD-UP DISPLAY (IF EQUIPPED) (LEFT SIDE OF DASH) INSTRUMENT CLUSTER INTELLIGENT DRIVE CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR PNK WIRE RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR STEREO MULTI-FUNCTION CAMERA SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT (BELOW CENTER OF DASH) TIRE PRESSURE MONITOR CONTROL UNIT (IF EQUIPPED) USER INTERFACE CAN (CAN HMI) POTENTIAL DISTRIBUTOR VIO WIRE VIO/WHT WIRE

ALL-WHEEL DRIVE CONTROL UNIT BLK WIRE BLK/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CAN HMI H CAN HMI L CAN PER H CAN PER L CAN-HMI H PNK FLEX E BM WIRE DRIVER UNIT CONTROL UNIT (RIGHT FRONT FOOTWELL) ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FLEX-E BM FLEX-E BP FLEX-E BP PNK FLEX-E BM PNK FLEX-E BM WIRE FLEX-E BP PNK FLEX-E BM WIRE GRN WIRE GRN/WHT WIRE LEFT FRONT LAMP UNIT MONO MULTI-FUNCTION CAMERA (IF EQUIPPED) (TOP CENTER OF WINDSHIELD) PERIPHERY CAN (CAN PER) POTENTIAL DISTRIBUTOR PNK FLEX-E BM WIRE 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

BLK WIRE BLK/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L DC/DC CONVERTER CONTROL UNIT (RIGHT REAR OF ENGINE COMPT) DRIVER SEAT CONTROL UNIT (IF EQUIPPED) (UNDER DRIVER SEAT) FLEX-E BM FLEX-E BP FRONT SAM CONTROL UNIT (LEFT END OF DASH) 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 LEFT REAR DOOR CONTROL UNIT (IN LEFT REAR DOOR) PNK WIRE SLIDING ROOF CONTROL MODULE (IF EQUIPPED) (CENTER FRONT OF ROOF) TRUNK LID CONTROL CONTROL UNIT (IF EQUIPPED) (LEFT SIDE OF LUGGAGE COMPT)

ADAPTIVE DAMPING SYSTEM CONTROL UNIT AIR BODY CONTROL CONTROL UNIT AIR BODY CONTROL PLUS CONTROL UNIT AUDIO/COMMAND CONTROL PANEL AUDIO/COMMAND DISPLAY BLK WIRE BLK/WHT WIRE BRN WIRE BRN/RED WIRE CAN A H CAN A L FLEX-E BM FLEX-E BP GRN WIRE GRN/WHT WIRE MOBILE PHONE CRADLE CONTROL UNIT PARKING SYSTEM CONTROL UNIT PNK WIRE REAR PASSENGER COMPARTMENT MOBILE PHONE CRADLE CONTROL UNIT TELEMATICS CAN (CAN A) POTENTIAL DISTRIBUTOR ELECTRICAL CONNECTOR TELEPHONE CONTROL UNIT TOUCHPAD (IF EQUIPPED) W/ DESIGN REAR INDIVIDUAL SEATS W/ PARKING PILOT W/ TOUCHPAD ONLY

ADVANCED SOUND SYSTEM AMPLIFIER CONTROL UNIT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN A H CAN A L CAN PER H CAN PER L DRIVETRAIN CONTROL UNIT (RIGHT FRONT FOOTWELL) ENGINE SOUND CONTROL UNIT FLEX-E BM FLEX-E BP FUEL PUMP CONTROL UNIT (UNDER RIGHT REAR SEAT) FULLY INTEGRATED TRANSMISSION CONTROL ELECTRIC CONTROLLER UNIT GRN WIRE GRN/WHT WIRE ME-SFI (ME) CONTROL UNIT (LEFT TOP OF ENGINE) PNK WIRE SOUND SYSTEM AMPLIFIER CONTROL UNIT SOUND SYSTEM MIDLINE AMPLIFIER CONTROL UNIT

AMBIANCE ILLUMINATION CONTROL UNIT BRN WIRE BRN/RED WIRE CAN B H CAN B L CLIMATE CONTROL CONTROL UNIT FRONT PASSENGER SEAT CONTROL UNIT KEYLESS-GO CONTROL UNIT MULTICONTOUR SEAT PNEUMATIC PUMP OVERHEAD CONTROL PANEL CONTROL UNIT REAR SAM CONTROL UNIT RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT MULTICONTOUR SEAT CONTROL UNIT RIGHT INTERIOR CAN (CAN B) POTENTIAL DISTRIBUTOR RIGHT REAR DOOR CONTROL UNIT