Ground distribution circuit for Mercedes-Benz CLS-class C257 (2017-2021)

ACTIVE BRAKE ASSIST CONTROLLER UNIT AIR BODY CONTROL COMPRESSOR BACKUP RELAY BATTERY DISCONNECT SWITCH RELAY BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE CPC RELAY DC/DC CONVERTER CONTROL UNIT DISTRONIC DISTANCE-PILOT CONTROLLER UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE HEATED REAR WINDOW RELAY KEYLESS-GO CONTROL UNIT LEFT FRONT LAMP UNIT LEFT OUTER FRONT BUMPER RADAR SENSOR LEFT REAR LAMP UNIT LUGGAGE COMPARTMENT SOCKET NCA WIRE PASSENGER SIDE ENGINE HOOD CONTACT SWITCH RADOME HEATER REAR FUSE, RELAY MODULE RIGHT FANFARE HORN RIGHT FRONT BRAKE WEAR SENSOR RIGHT OUTER FRONT BUMPER RADAR SENSOR SHORT, LONG-RANGE RADAR SENSOR SPRAY NOZZLE HOSE HEATER TRAILER RECOGNITION CONTROL UNIT TRAILER SOCKET TRUNK LID/ LIFTGATE LOCK TV TUNER CONTROL UNIT WINDSHIELD WASHER SYSTEM PUMP WIPER MOTOR

BRN WIRE BRN/BLU WIRE CENTER CONSOLE ARMEST STOWAGE COMPARTMENT SWITCH, CONTROLS ILLUMINATION FRONT CENTER CONSOLE CUP HOLDER ILLUMINATION FRONT CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION FRONT VEHICLE INTERIOR POWER OUTLET HEAD UNIT HERMES CONTROL UNIT LEFT FRONT ILLUMINATED DOOR SILL MOLDING LEFT REAR FOOTWELL LAMP REAR CENTER CONSOLE POWER OUTLET REAR CIGARETTE LIGHTER REAR PASSENGER COMPARTMENT USB CONNECTOR RIGHT FRONT ILLUMINATED DOOR SILL MOLDING RIGHT REAR FOOTWELL LAMP TOUCHPAD AUDIO/ COMMAND CONTROL PANEL W/ SMOKER'S PACKAGE W/O SMOKER'S PACKAGE

ADAPTIVE DAMPING SYSTEM CONTROL UNIT ADVANCED SOUND SYSTEM AMPLIFIER CONTROL UNIT AIR BODY CONTROL PLUS CONTROL UNIT AIR BODY CONTROL UNIT ARMREST HEATER CONTROL UNIT BACKUP CAMERA CONTROL UNIT BRN WIRE BRN/WHT WIRE ENGINE SOUND CONTROL UNIT INNER LEFT REAR LAMP UNIT INTELLIGENT DRIVE CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT LICENSE PLATE LAMP LEFT OUTER REAR BUMPER INTEGRATED RADAR SENSOR LEFT REAR BACKREST INCLINATION SWITCH LEFT REAR DOOR CONTROL UNIT NCA WIRE PARKING SYSTEM CONTROL UNIT REAR PASSENGER COMPARTMENT MOBILE PHONE CRADLE CONTROL UNIT REAR SEAT HEATERS CONTROL UNIT REAR SWITCHING MODULE REAR WOOFER AMPLIFIER RIGHT LICENSE PLATE LAMP RIGHT OUTER REAR BUMPER INTEGRATED RADAR SENSOR SOUND SYSTEM AMPLIFIER CONTROL UNIT SOUND SYSTEM MIDLINE AMPLIFIER CONTROL UNIT TIRE PRESSURE MONITOR CONTROL UNIT TRUNK LID CONTROL UNIT

BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/WHT WIRE CENTER REAR SEAT BELT BUCKLE SWITCH CENTER STOP LAMP INNER RIGHT REAR LAMP UNIT LEFT REAR BACKREST LOCK SWITCH LUGGAGE COMPARTMENT LAMP MONO MULTI-FUNCTION CAMERA MULTICONTOUR SEAT PNEUMATIC PUMP NCA WIRE OVERHEAD CONSOLE RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR SAM CONTROL UNIT RIGHT REAR BACKREST INCLINATION SWITCH RIGHT REAR BACKREST LOCK SWITCH RIGHT REAR BRAKE WEAR SENSOR RIGHT REAR LAMP UNIT STATIONARY HEATER FUEL PUMP STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER STEREO MULTI-FUNCTION CAMERA TRUNK LID EMERGENCY OPENING SWITCH TRUNK LID/ LIFTGATE AMBIENT LAMP TRUNK LID/ LIFTGATE EXTERNAL OPERATION SWITCH TRUNK LID/ LIFTGATE WARNING LAMP

ALARM SIREN AMBIANCE ILLUMINATION CONTROL UNIT BRN WIRE BRN/GRN WIRE COOLANT CIRCULATION PUMP DIAGNOSTIC CONNECTOR DRIVE UNIT CONTROL UNIT DRIVER SIDE ENGINE HOOD CONTACT SWITCH DRIVETRAIN CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT LEFT FANFARE HORN LEFT FRONT DOOR CONTROL UNIT LOW TEMPERATURE CIRCUIT CIRCULATION PUMP 1 LOWER RADIATOR TRIM FLAP ACTUATOR MOTOR OVERHEAD CONTROL PANEL CONTROL UNIT PARK PAWL CAPACITOR PERIPHERY CAN (CAN PER) POTENTIAL DISTRIBUTOR RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT LAMP UNIT RIGHT INTERIOR CAN (CAN B) POTENTIAL DISTRIBUTOR SLIDING ROOF CONTROL MODULE STATIONARY HEATER SWITCHOVER VALVE STATIONARY HEATER UNIT UPPER RADIATOR TRIM FLAP ACTUATOR MOTOR USER INTERFACE CAN (CAN HMI) POTENTIAL DISTRIBUTOR W/ INTERIOR MONITORING WINDSHIELD HEATER CONTROL UNIT

AC HOUSING, ANALOG CLOCK BRN WIRE CLIMATE CONTROL OPERATING UNIT CLIMATE CONTROL UNIT DRIVER SEAT CONTROL UNIT DRIVER SEAT HEATER CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP DRIVER SEAT SIDE PRE-SAFE PULSE SQUIB DRIVER SIDE BAG SQUIB FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT HEATER CONTROL UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT PNEUMATIC PUMP FRONT PASSENGER SEAT PARTIALLY ELECTRIC SEAT ADJUSTMENT SWITCH FRONT PASSENGER SEAT SIDE PRE-SAFE PULSE SQUIB FRONT PASSENGER SIDE AIR VENT AMBIANCE ILLUMINATION FRONT PASSENGER SIDE BAG SQUIB FRONT SAM CONTROL UNIT FRONT SEAT HEATER/ SEAT VENTILATION CONTROL UNIT GLOVE BOX LAMP/ SWITCH LEFT FRONT CENTER CONSOLE AMBIANCE ILLUMINATION LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT REAR AIR CONDITIONING OPERATING UNIT RIGHT FRONT MULTICONTOUR SEAT CONTROL UNIT RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR RIGHT REAR DOOR CONTROL UNIT SEPARATE TRUNK LID LOCK SWITCH UPPER CONTROL PANEL CONTROL UNIT

AUDIO/ COMAND DISPLAY BRN WIRE DIGITAL INSTRUMENT CLUSTER FULL DISPLAY FAN MOTOR DRIVER INSIDE CENTER AIR VENT AMBIANCE ILLUMINATION DRIVER OUTSIDE CENTER AIR VENT AMBIANCE ILLUMINATION DRIVER-SIDE AIR VENT AMBIANCE ILLUMINATION DRIVER-SIDE AMBIANCE ILLUMINATION DRIVER-SIDE INSTRUMENT PANEL BUTTON GROUP ELECTRIC PARKING BRAKE SWITCH FRONT PASSENGER INSIDE CENTER AIR VENT AMBIANCE ILLUMINATION FRONT PASSENGER OUTSIDE CENTER AIR VENT AMBIANCE ILLUMINATION FUEL PUMP CONTROL UNIT HEAD-UP DISPLAY INNER/OUTER LOWER/UPPER DIGITAL INSTRUMENT CLUSTER FULL DISPLAY AMBIENT LIGHTING INSTRUMENT CLUSTER KEYLESS GO START/STOP BUTTON LEFT FRONT FOOTWELL LAMP NCA WIRE PASSENGER-SIDE EXTERIOR AMBIANCE ILLUMINATION PASSENGER-SIDE INTERIOR AMBIANCE ILLUMINATION PERFUME ATOMIZER GENERATOR RIGHT FRONT CENTER CONSOLE AMBIANCE ILLUMINATION RIGHT FRONT FOOTWELL LAMP STEERING COLUMN MODULE CONTROL UNIT

BATTERY SENSOR BLK/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COOLANT THERMOSTAT HEATING ELEMENT CYLINDER 1, 2 INTAKE CAMTRONIC ACTUATOR CYLINDER 3, 4 INTAKE CAMTRONIC ACTUATOR CYLINDER 5, 6 INTAKE CAMTRONIC ACTUATOR DC/DC CONVERTER CONTROL UNIT DIVERT AIR SWITCHOVER VALVE ELECTRIC ADDITIONAL COMPRESSOR ELECTRIC REFRIGERANT COMPRESSOR ELECTRICAL POWER STEERING CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT EXHAUST CAMSHAFT SOLENOID FAN MOTOR IGNITION COIL CYLINDER 1 IGNITION COIL CYLINDER 2 IGNITION COIL CYLINDER 3 IGNITION COIL CYLINDER 4 IGNITION COIL CYLINDER 5 IGNITION COIL CYLINDER 6 INTAKE CAMSHAFT SOLENOID ME-SFI (ME) CONTROL UNIT NCA WIRE POTENTIAL DISTRIBUTOR PTC HEATER BOOSTER REAR WINDOW HEATER STARTER GENERATOR CONTROL UNIT W/ POWER VARIANT UPRATED 1