Mercedes-Benz CLS-class AMG C257 facelift (2021-2024) blu/wht Wiring diagrams

AIR BODY CONTROL PLUS CONTROL UNIT AIR BODY CONTROL UNIT AIR SUSPENSION BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRY WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/BLK WIRE ELECTRONIC IGNITION SWITCH CONTROL UNIT FLEX E BM PNK FLEX E BP WIRE FLEX-E BM FLEX-E BP FUSE 428 GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT LEFT FRONT AXLE AIR SUSPENSION VALVE UNIT LEFT REAR LEFT REAR AXLE AIR SUSPENSION VALVE UNIT NCA WIRE ORG/ WIRE PNK WIRE REAR FUSE, RELAY MODULE RED/WHT WIRE RIGHT FRONT RIGHT FRONT AXLE AIR SUSPENSION VALVE UNIT RIGHT FRONT BODY LATERAL ACCELERATION SENSOR RIGHT REAR AIR SUSPENSION VALVE 1 RIGHT REAR AIR SUSPENSION VALVE 2 RIGHT REAR AXLE AIR SUSPENSION VALVE UNIT SENS SENS GND SENS SIG SIG VALVE 1 VALVE 2 VIO/GRN WIRE VLV 1 H VLV 1 L VLV 2 H VLV 2 L WHT WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/WHT WIRE

BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BUL (+) HECKL BUL (+) HECKR CAN B H CAN B L COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION SWITCH CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL ELECTRIC CONTROLLER UNIT FUSE 477 GRY/BLU WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT REAR LAMP UNIT REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT RED/GRY WIRE RIGHT REAR LAMP UNIT

BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L CLIMATE CONTROL UNIT COMPUTER DATA LINES SYSTEM COOLANT CIRCULATION PUMP COOLANT LEVEL SWITCH COOLANT TEMPERATURE SENSOR DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC COOLANT PUMP (BOTTOM RIGHT FRONT OF ENGINE) ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FAN MOTOR (BEHIND RADIATOR) FRONT SAM CONTROL UNIT FUSE 119 FUSE 210 FUSE 3 FUSE 311 FUSE 7 GRN/BLK WIRE HOT AT ALL TIMES HOT W/ CPC RELAY ENERGIZED ME-SFI (ME) CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/BLK WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE SIG SIG 87 WHT/BLU WIRE YEL/BLK WIRE

BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/VIO WIRE BLK/WHT WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT BACKREST INCLINATION ADJUSTMENT MOTOR DRIVER SEAT CONTROL UNIT DRIVER SEAT CUSHION LENGTH ADJUSTMENT MOTOR DRIVER SEAT FORE/AFT ADJUSTMENT MOTOR DRIVER SEAT HEAD RESTRAINT ADJUSTMENT MOTOR DRIVER SEAT HEIGHT ADJUSTMENT MOTOR DRIVER SEAT INCLINATION ADJUSTMENT MOTOR DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT ADJUSTMENT SWITCH DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP DRIVER-SIDE FUSE, RELAY MODULE FLEX-E BP FLEX-E BM PNK WIRE FUSE 203 FUSE 211 FUSE 303 FUSE 4 GRN WIRE GRN/VIO WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP MOT GND/(+) MOT GND/(+) TEMP MULTIPLE FUSE 1 NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PUMP (+) 31 RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE SEATS SYSTEM SENS SENS GND SIG SIG GND STEERING COLUMN MEMORY CIRCUIT STEERING COLUMN MODULE CONTROL UNIT TEMP VIO WIRE VIO/WHT WIRE VIO/YEL WIRE W/ CLIMATE CONTROL WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT CONTROL UNIT DRIVER SEAT HEATER CONTROL UNIT FRONT PASSENGER SEAT CONTROL UNIT FRONT PASSENGER SEAT HEATER CONTROL UNIT FUSE 306 FUSE 453 HEAT (+) HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT BACKREST HEATER PAD LEFT FRONT SEAT BACKREST HEATER PAD TEMPERATURE SENSOR LEFT FRONT SEAT CLIMATE CONTROL SWITCH GROUP LEFT FRONT SEAT CUSHION HEATER PAD LEFT FRONT SEAT SITTING SURFACE HEATER PAD TEMPERATURE SENSOR NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRY WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT SEAT BACKREST HEATER PAD RIGHT FRONT SEAT BACKREST HEATER PAD TEMPERATURE SENSOR RIGHT FRONT SEAT CLIMATE CONTROL SWITCH GROUP RIGHT FRONT SEAT CUSHION HEATER PAD RIGHT FRONT SEAT SITTING SURFACE HEATER PAD TEMPERATURE SENSOR SIG 31 TEMP VIO WIRE W/ CLIMATE CONTROL

BLK/WHT WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER SEAT CONTROL UNIT DRIVER-SIDE FUSE, RELAY MODULE FUSE 203 FUSE 302 FUSE 303 FUSE 304 HOT AT ALL TIMES LEFT FRONT BACKREST SEAT VENTILATION MOTORS LEFT FRONT DOOR CONTROL UNIT LEFT FRONT SEAT ADJUSTABLE SEAT CUSHION LENGTH HEATER PAD LEFT FRONT SEAT ADJUSTMENT SWITCH GROUP LEFT FRONT SEAT BACKREST HEATER PAD LEFT FRONT SEAT BACKREST SIDE BOLSTER HEATER PAD LEFT FRONT SEAT BACKREST SIDE BOLSTER HEATER PAD TEMPERATURE SENSOR LEFT FRONT SEAT CLIMATE CONTROL SWITCH GROUP LEFT FRONT SEAT CUSHION HEATER PAD LEFT FRONT SEAT CUSHION SEAT VENTILATION MOTORS LEFT FRONT SEAT CUSHION SIDE BOLSTER HEATER PAD LEFT FRONT SEAT CUSHION SIDE BOLSTER HEATER PAD TEMPERATURE SENSOR MOT GND/(+) NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SIG GND TEMP VIO WIRE W/ CLIMATE CONTROL W/ SEAT HEATER W/ SEAT HEATER PLUS

ADVANCED SOUND SYSTEM AMPLIFIER CONTROL UNIT AIR BODY CONTROL, DISTRONIC PLUS 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 C H CAN C L CAN L H CAN L L CAN PER H CAN PER L DRIVETRAIN CONTROL UNIT (RIGHT FRONT FOOTWELL) ENGINE SOUND CONTROL UNIT (LEFT SIDE OF LUGGAGE COMPT) 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 HYBRID-CAN (CAN L) POTENTIAL DISTRIBUTION ME-SFI (ME) CONTROL UNIT (LEFT TOP OF ENGINE) ORG/ WIRE ORG/WHT WIRE PNK WIRE SOUND SYSTEM AMPLIFIER CONTROL UNIT SOUND SYSTEM MIDLINE AMPLIFIER CONTROL UNIT STARTER GENERATOR CONTROL UNIT

ANALOG CLOCK AUDIO/ COMAND DISPLAY BACKUP RELAY BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CLIMATE CONTROL OPERATING UNIT CLIMATE CONTROL UNIT COMPUTER DATA LINES SYSTEM DC/DC CONVERTER CONTROL UNIT DIGITAL INSTRUMENT CLUSTER FULL DISPLAY FAN MOTOR EXTERNAL CD DRIVE FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 8) FROM REAR FUSE, RELAY MODULE (DIAGRAM 6 OF 8) FRONT CENTER CONSOLE USB CONNECTOR FRONT SAM CONTROL UNIT FUSE 200 FUSE 201 FUSE 202 FUSE 203 FUSE 204 FUSE 205 FUSE 206 FUSE 207 FUSE 208 FUSE 209 FUSE 210 FUSE 211 FUSE 212 FUSE 213 FUSE 214 FUSE 215 FUSE 216 FUSE 217 FUSE 218 FUSE 219 FUSE 220 LEFT FRONT DOOR CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT REAR DOOR CONTROL UNIT N/A N/A N/A NCA WIRE PYROFUSE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/ORG WIRE RED/WHT WIRE RED/YEL WIRE STARTER GENERATOR CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT TELEPHONE, ACTIVE PARKING ASSIST/ STATIONARY HEATER ANTENNA CHANGEOVER SWITCH UPPER CONTROL PANEL CONTROL UNIT W/ ANALOG CLOCK W/ COMAND APS W/O ANALOG CLOCK W/O COMAND APS

AUDIO/COMAND CONTROL PANEL BLK WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN A H CAN A L COMPUTER DATA LINES SYSTEM CRASH ANALOG DRIVER SEAT BELT BUCKLE SWITCH DRIVER-SIDE FUSE, RELAY MODULE FRONT PASSENGER BELT ANCHOR FITTING TENSIONER SQUIB FRONT SAM CONTROL UNIT FUSE 209 GRN WIRE GRN/YEL WIRE HOT AT ALL TIMES LEFT FRONT DOOR PRESSURE SENSOR LEFT FRONTAL ACCELERATION SENSOR LEFT REAR DOOR PRESSURE SENSOR LIN 1 NCA WIRE ORG/ WIRE ORG/GRN WIRE RED WIRE RED/BRN WIRE RED/GRY WIRE RED/WHT WIRE REFRIGERANT INERTING SQUIB RIGHT FRONTAL ACCELERATION SENSOR RIGHT REAR DOOR PRESSURE SENSOR RIGHT SIDE BAG SENSOR RIGHT WINDOW BAG SQUIB UPPER CONTROL PANEL CONTROL UNIT WHT WIRE YEL WIRE

BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER BELT ANCHOR FITTING TENSIONER SQUIB DRIVER SEAT POSITION DETECTION SWITCH FRONT PASSENGER SEAT BELT BUCKLE SWITCH FRONT PASSENGER SEAT POSITION DETECTION SWITCH FUSE 312 GRN WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/VIO WIRE GRY/YEL WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER LEFT ACTIVE ENGINE HOOD SQUIB LEFT FRONT BUMPER PEDESTRIAN PROTECTION SENSOR NCA WIRE ORG/GRN WIRE ORG/VIO WIRE PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/BLU WIRE RED/GRY WIRE RIGHT FRONT BUMPER PEDESTRIAN PROTECTION SENSOR RIGHT FRONT DOOR PRESSURE SENSOR RIGHT REAR EMERGENCY TENSIONING RETRACTOR SQUIB RIGHT REAR SIDE BAG SQUIB SIG SIG GND SIG SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE VIO/YEL WIRE WHT WIRE YEL WIRE