Mercedes-Benz CLS-class AMG C257 facelift (2021-2024) electronic ignition switch control unit 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

BLK WIRE BLK/VIO WIRE BLU WIRE BLU/BLK WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DCS DCS GND DRIVER-SIDE FUSE, RELAY MODULE ELECTRONIC IGNITION SWITCH CONTROL UNIT FUSE 203 GRN WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES LEFT FRONT DOOR AMBIANCE ILLUMINATION LEFT FRONT DOOR CENTRAL LOCKING INTERIOR SWITCH LEFT FRONT DOOR CONTROL UNIT (IN LEFT FRONT DOOR) LEFT FRONT DOOR EXIT LAMP LEFT FRONT DOOR EXTERIOR DOOR HANDLE ILLUMINATION LEFT FRONT DOOR HANDLE AMBIANCE ILLUMINATION LEFT FRONT DOOR LOCK LEFT FRONT DOOR POWER CLOSING ACTUATOR MOTOR LEFT FRONT DOOR STOWAGE COMPARTMENT ILLUMINATION LEFT FRONT DOOR WARNING LAMP LOCK MOT GND/(+) PNK/BLU WIRE PNK/VIO WIRE PNK/WHT WIRE PRE-LOCKING POSITION MICRO SWITCH RED WIRE RIGHT FRONT DOOR EXIT LAMP RIGHT FRONT DOOR WARNING LAMP SIG SIG (+) UNLOCK SIG GND W/ INCREASED THEFT PROTECTION W/ POWER CLOSING W/ PREMIUM AMBIENT LIGHTING W/O POWER CLOSING WHT/VIO WIRE YEL WIRE YEL/GRY WIRE

BLU WIRE BLU/WHT WIRE BRN WIRE CAN HMI H CAN HMI L CAN LR H CAN LR L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRONIC IGNITION SWITCH CONTROL UNIT FLEX-E BP PNK FLEX-E BM WIRE FULLY INTEGRATED TRANSMISSION CONTROL ELECTRIC CONTROLLER UNIT FUSE 10 FUSE 205 GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER NCA WIRE P NOT RED WIRE RED/BLU WIRE RED/GRN WIRE SIG STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL DOWNSHIFT BUTTON STEERING WHEEL ELECTRONICS STEERING WHEEL UPSHIFT BUTTON VEHICLE INTERIOR PREFUSE BOX VIO WIRE VIO/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 WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE CAN H H CAN H L CAN PER H CAN PER L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FLEX-E BM FLEX-E BP FLEX-E BP PNK FLEX-E BM WIRE FUSE 205 FUSE 311 FUSE 415 FUSE 6 GRN WIRE GRN/ORG WIRE GRN/PNK WIRE GRN/WHT WIRE GRY/GRN WIRE HOT AT ALL TIMES INTELLIGENT DRIVE CONTROL UNIT (LEFT SIDE OF LUGGAGE COMPT) LEFT OUTER FRONT BUMPER RADAR SENSOR ME-SFI (ME) CONTROL UNIT MOT- MULTIPLE FUSE 1 PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE REAR FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RIGHT OUTER FRONT BUMPER RADAR SENSOR SENS (+) SENS 2 SENS 1 SENS GND STEERING COLUMN MODULE CONTROL UNIT STOP LAMP SWITCH THROTTLE VALVE ACTUATOR VIO WIRE VIO/WHT WIRE YEL/BLU WIRE

ADAPTIVE DAMPING SYSTEM CONTROL UNIT BLK WIRE BLK/BRN WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/GRY WIRE BRN WIRE ELECTRONIC IGNITION SWITCH CONTROL UNIT FLEX-E BM FLEX-E BP FUSE 454 GRN WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES LEFT FRONT AXLE DAMPING VALVE UNIT LEFT FRONT LEVEL SENSOR LEFT REAR AXLE DAMPING VALVE UNIT LEFT REAR LEVEL SENSOR NCA WIRE PNK WIRE REAR FUSE, RELAY MODULE RED/WHT WIRE RIGHT FRONT AXLE DAMPING VALVE UNIT RIGHT FRONT LEVEL SENSOR RIGHT REAR AXLE DAMPING VALVE UNIT RIGHT REAR LEVEL SENSOR SIG VIO WIRE VLV 1 H VLV 1 L VLV 2 H VLV 2 L WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/YEL WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/BRN WIRE YEL/GRY 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

BACKUP RELAY BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN HMI H CAN HMI L CAN PER H CAN PER L CAN-D H CAN-D L COMPUTER DATA LINES SYSTEM DCS ELECTRONIC IGNITION SWITCH CONTROL UNIT FLEX-E BP FLEX-E BP PNK FLEX-E BM WIRE FROM BATTERY DISCONNECT SWITCH RELAY (DIAGRAM 1 OF 8) FROM ENGINE FUSE, RELAY MODULE (DIAGRAM 7 OF 8) FROM FUSE 117 (DIAGRAM 7 OF 8) FROM PASSENGER-SIDE A-PILLAR FUSE BOX (DIAGRAM 8 OF 8) FULLY INTEGRATED TRANSMISSION CONTROL ELECTRIC CONTROLLER UNIT FUSE 100 FUSE 105 FUSE 107 FUSE 115 FUSE 116 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/WHT WIRE KEYLESS GO START/STOP BUTTON KEYLESS-GO CONTROL UNIT LEFT FRONT DOOR CONTROL UNIT N/A ORG/ WIRE PARK PAWL CAPACITOR PNK FLEX-E BM WIRE PNOT RED WIRE RED/BLU WIRE RED/GRN WIRE RED/YEL WIRE REL C (+) SIG (1) SIG (2) SIG 3 VIO WIRE VIO/WHT WIRE WAKE-UP WHT WIRE

58 D BATTERY DISCONNECT SWITCH RELAY BATTERY SENSOR BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/VIO WIRE CAN B H CAN B L CAN L H CAN L L CIRCUIT 30 TERMINAL BLOCK COMPUTER DATA LINES SYSTEM DC/DC CONVERTER CONTROL UNIT DRIVER-SIDE FUSE, RELAY MODULE ELECTRONIC IGNITION SWITCH CONTROL UNIT FLEX-E BP PNK FLEX-E BM WIRE FRONT SAM CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL ELECTRIC CONTROLLER UNIT FUSE 202 FUSE 315 FUSE 6 GRN WIRE HOT AT ALL TIMES INTEGRATED STARTER GENERATOR KEYLESS GO START/STOP BUTTON ME-SFI (ME) CONTROL UNIT MPAC U MPAC V MPAC X MPAC Y MPAC Z NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY ORG/ WIRE ORG/WHT WIRE PASSENGER-SIDE A-PILLAR FUSE BOX POWER DISTRIBUTION SYSTEM PYRO- FUSE RED WIRE RED/BLK WIRE RED/VIO WIRE RED/WHT (OR RED) WIRE RED/WHT WIRE RED/YEL WIRE SIG SIG (1) SIG (2) SIG 3 STARTER GENERATOR CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT WHT WIRE YEL WIRE

AUXILIARY HEATER HEATING ELEMENT BRN WIRE BRN/WHT WIRE ELECTRONIC IGNITION SWITCH CONTROL UNIT FLEX-E BM FLEX-E BP FUSE 2 GRN WIRE HOT AT ALL TIMES MULTIPLE FUSE 1 OVERHEAD CONSOLE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE RED WIRE RED/GRN WIRE SIG STEREO MULTI-FUNCTION CAMERA