Mercedes-Benz CLS-class AMG C257 facelift (2021-2024) overhead control panel control unit Wiring diagrams

ALARM SIREN BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DCS DCS GND DRIVER-SIDE FUSE, RELAY MODULE FUSE 214 FUSE 318 GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT REAR DOOR AMBIANCE ILLUMINATION LEFT REAR DOOR CONTROL UNIT (IN LEFT REAR DOOR) LEFT REAR DOOR EXIT LAMP LEFT REAR DOOR EXTERIOR DOOR HANDLE ILLUMINATION LEFT REAR DOOR HANDLE AMBIANCE ILLUMINATION LEFT REAR DOOR LOCK LEFT REAR DOOR POWER CLOSING ACTUATOR MOTOR LEFT REAR DOOR STOWAGE COMPARTMENT ILLUMINATION LOCK MOT GND/(+) ORG/ WIRE ORG/GRN WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PNK/BLU WIRE PRE-LOCKING POSITION MICRO SWITCH RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT REAR DOOR WARNING LAMP SIG SIG (+) UNLOCK SIG GND W/ INCREASED THEFT PROTECTION W/ INTERIOR MONITORING W/ POWER CLOSING W/ PREMIUM AMBIENT LIGHTING W/O POWER CLOSING WHT/VIO WIRE YEL WIRE

BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE EC GND EC+ FRONT SAM CONTROL UNIT FUSE 203 FUSE 302 FUSE 305 FUSE 316 HOT AT ALL TIMES INSIDE REAR VIEW MIRROR LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR TURN SIGNAL LAMP NCA WIRE OVERHEAD CONSOLE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP YEL WIRE

BLK WIRE BLK/YEL WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FUSE 316 GRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/YEL WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED IL (+) LEFT CENTER HEADLINER MIDRANGE SPEAKER AMBIANCE ILLUMINATION LEFT REAR DOME LAMP LIN B 36 OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/WHT WIRE RIGHT CENTER HEADLINER MIDRANGE SPEAKER AMBIANCE ILLUMINATION RIGHT REAR DOME LAMP RL (+) ROOF CENTER MIDRANGE SPEAKER AMBIANCE ILLUMINATION SIG GND SIG RL VIO WIRE W/ PREMIUM AMBIENT LIGHTING W/O PREMIUM AMBIENT LIGHTING WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLU WIRE

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 HYBRID CAN (CAN L) POTENTIAL DISTRIBUTOR LEFT FANFARE HORN LEFT FRONT DOOR CONTROL UNIT LOW TEMPERATURE CIRCUIT CIRCULATION PUMP 1 LOW TEMPERATURE CIRCUIT SWITCHOVER VALVE 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 STARTER GENERATOR CONTROL UNIT STATIONARY HEATER SWITCHOVER VALVE STATIONARY HEATER UNIT UPPER RADIATOR TRIM FLAP ACTUATOR MOTOR USER INTERFACE CAN (CAN HMI) POTENTIAL DISTRIBUTOR W/ INTERIOR MONITORING W/ RADIATOR SHUTTER WINDSHIELD HEATER 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 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

BLK WIRE BLU WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE CAN B H CAN B L CENTER CONSOLE ARMREST STOWAGE COMPARTMENT SWITCH, CONTROLS ILLUMINATION COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH ENGINE FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FLEX-E BM FLEX-E BP FRONT CENTER CONSOLE CUP HOLDER ILLUMINATION FRONT CENTER CONSOLE USB CONNECTOR FRONT CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION FRONT SAM CONTROL UNIT (LEFT END OF DASH) FRONT VEHICLE INTERIOR POWER OUTLET FUSE 128 FUSE 200 FUSE 205 FUSE 316 GRN WIRE GRY WIRE GRY/BLU WIRE HEAD UNIT HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE SENS SIG SIG (2) SIG 1 PNK SENS (+) COC WIRE SIG 1 PNK SENS WIRE SIG 3 STEERING COLUMN MODULE CONTROL UNIT USB GND VIO WIRE W/ SMOKER'S PACKAGE W/ WIRELESS MOBILE PHONE CHARGING W/O SMOKER'S PACKAGE WHT WIRE

AUXILIARY HEATER HEATING ELEMENT BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN PER H CAN PER L COMPUTER DATA LINES SYSTEM FUSE 2 GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES MONO MULTI-FUNCTION CAMERA MULTIPLE FUSE 1 OVERHEAD CONSOLE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/GRN WIRE SIG

ANTI-THEFT SYSTEM BLK WIRE BLK/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FUSE 316 GRN WIRE GRN/YEL WIRE GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES IL (+) IL (+) SIG RL INSIDE REAR VIEW MIRROR NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/WHT WIRE RL (+) SIG SIG GND SIG RL VIO WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLU WIRE

360 DEGREE SYSTEM REVERSING CAMERA AUDIO H AUDIO L+ BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CENTER LEFT FRONT PARKING SYSTEM DISTANCE SENSOR CENTER RIGHT FRONT PARKING SYSTEM DISTANCE SENSOR COMPUTER DATA LINES SYSTEM FLEX-E BM FLEX-E BP FUSE 468 GRN WIRE HOT AT ALL TIMES INNER LEFT FRONT PARKING SYSTEM DISTANCE SENSOR INNER RIGHT FRONT PARKING SYSTEM DISTANCE SENSOR LEFT OUTSIDE MIRROR 360 DEGREE CAMERA LVDS H LVDS L NCA WIRE ORG/ WIRE OUTER LEFT FRONT PARKING SYSTEM DISTANCE SENSOR OUTER RIGHT FRONT PARKING SYSTEM DISTANCE SENSOR OVERHEAD CONTROL PANEL CONTROL UNIT PARKING SYSTEM CONTROL UNIT PARKING SYSTEM SPEAKER PNK WIRE REAR FUSE, RELAY MODULE RED WIRE RED/WHT WIRE SHIELD SIG WHT/RED WIRE WHT/YEL WIRE YEL/RED WIRE YEL/VIO WIRE YEL/WHT WIRE

ACTIVE DISTANCE ASSIST DISTRONIC ELECTRIC CONTROLLER UNIT DRIVER SEAT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT FROM VEHICLE INTERIOR PREFUSE BOX (DIAGRAM 1 OF 8) FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT HEATER CONTROL UNIT FRONT PASSENGER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT FRONT SEAT HEATER/SEAT VENTILATION CONTROL UNIT FUSE 1 FUSE 2 FUSE 3 FUSE 301 FUSE 302 FUSE 303 FUSE 304 FUSE 305 FUSE 306 FUSE 307 FUSE 310 FUSE 314 FUSE 315 FUSE 316 FUSE 317 FUSE 4 FUSE 5 FUSE 6 HEAD UNIT HERMES CONTROL UNIT LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT MOBILE PHONE CRADLE CONTROL UNIT MONO MULTI-FUNCTION CAMERA MULTIPLE FUSE 1 OVERHEAD CONTROL PANEL CONTROL UNIT PYRO- FUSE RAIN/LIGHT SENSOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT MULTICONTOUR SEAT CONTROL UNIT RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR RIGHT REAR DOOR CONTROL UNIT SHORT, LONG-RANGE RADAR SENSOR STATIONARY HEATER UNIT STEREO MULTI-FUNCTION CAMERA TO MULTIPLE FUSE 2 (DIAGRAM 8 OF 8) W/ ACTIVE DISTANCE ASSIST DISTRONIC W/ DISTRONIC PLUS W/ MEMORY W/ MULTICONTOUR SEAT W/O ACTIVE DISTANCE ASSIST DISTRONIC W/O DISTRONIC PLUS W/O MEMORY W/O MULTICONTOUR SEAT