Mercedes-Benz CLS-class AMG C257 facelift (2021-2024) driver-side fuse, relay module Wiring diagrams

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

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

BLK WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DCS DRIVER SIDE ENGINE HOOD CONTACT SWITCH DRIVER-SIDE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT (LEFT END OF DASH) FUSE 200 FUSE 301 GRN WIRE GRY WIRE HOT AT ALL TIMES LOCK MOT GND/(+) MOT GND/(+) DCS GND ORG/ WIRE ORG/GRN WIRE PASSENGER SIDE ENGINE HOOD CONTACT SWITCH PASSENGER-SIDE A-PILLAR FUSE BOX PNK/BLU WIRE PRE-LOCKING POSITION MICRO SWITCH RED WIRE RED/YEL WIRE RIGHT REAR DOOR AMBIANCE ILLUMINATION RIGHT REAR DOOR CONTROL UNIT (IN RIGHT REAR DOOR) RIGHT REAR DOOR EXIT LAMP RIGHT REAR DOOR EXTERIOR DOOR HANDLE ILLUMINATION RIGHT REAR DOOR HANDLE AMBIANCE ILLUMINATION RIGHT REAR DOOR LOCK RIGHT REAR DOOR POWER CLOSING ACTUATOR MOTOR RIGHT REAR DOOR STOWAGE COMPARTMENT ILLUMINATION SIG SIG (+) CAN-B L SIG GND UNLOCK W/ INCREASED THEFT PROTECTION W/ POWER CLOSING W/ PREMIUM AMBIENT LIGHTING W/O POWER CLOSING WHT/VIO WIRE YEL WIRE

AUDIO H AUDIO L+ AUDIO/COMAND DISPLAY BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BRN WIRE CAN A H CAN A L CAN A L PNK MIC L WIRE COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FUSE 208 FUSE 209 GRN WIRE GRN/BLK WIRE GRY WIRE HEAD UNIT HOT AT ALL TIMES HSVL INSTRUMENT CLUSTER LEFT FRONT DOOR MIDRANGE SPEAKER LEFT FRONT DOOR TWEETER LEFT REAR DOOR MIDRANGE SPEAKER MIC H MIC-L MOST DATA BUS CIRCUIT MOST IN MOST OUT MUTE NCA WIRE ORG/ WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/WHT WIRE RIGHT END OF DASH) RIGHT FRONT FOOTWELL WOOFER RIGHT REAR DOOR MIDRANGE SPEAKER SHIELD SHIELD DISP SHIELD IC/DISP SHIELD WLAN/BT SIG SOUND SYSTEMS USB (+) USB H USB GND USB L VIO WIRE W-LAN W-LAN ANTENNA W/ COMAND APS W/ SPORTY ENGINE SOUND W/O COMAND APS W/O SPORTY ENGINE SOUND WHT WIRE WHT/BLK WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/PNK WIRE BLU/VIO WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CAN A H CAN A L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DIAG DIAGNOSTIC CONNECTOR DIGITAL INSTRUMENT CLUSTER FULL DISPLAY FAN MOTOR DRIVER-SIDE FUSE, RELAY MODULE ETH (+) WAKE UP ETH (-) FM AM FUSE 206 FUSE 3 GPS GPS ANTENNA GRN WIRE HEAD UNIT HOT AT ALL TIMES HSVL MULTIPLE FUSE 3 NAVIGATION SYSTEM NCA WIRE ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE RED WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE RVC SDARS SDARS ANTENNA SHIELD SHIELD AUX/RVC SHIELD GPS SIG TOUCHPAD VIO WIRE VIO/WHT WIRE W/ COMAND APS W/O COMAND APS WHT/BLK WIRE

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

BLU WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FRONT SEAT HEATER/SEAT VENTILATION CONTROL UNIT FUSE 203 HEAT (+) HEAT GND 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 BACKREST HEATER PAD LEFT FRONT SEAT CLIMATE CONTROL SWITCH GROUP LEFT FRONT SEAT CUSHION HEATER PAD LEFT FRONT SEAT CUSHION SEAT VENTILATION MOTORS MOT GND/(+) MOT GND/(+) HEAT GND NCA WIRE REAR SAM CONTROL UNIT RED WIRE RED/BLK WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE SIG 31 VIO WIRE W/ SEATING COMFORT PACKAGE

BRN WIRE CAN LR H CAN LR L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FLEX-E BM FLEX-E BP FUSE 211 GRN WIRE HOT AT ALL TIMES NCA WIRE PNK WIRE RED WIRE SENS GND SIG STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS STEERING WHEEL HEATER TEMP

BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B 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 FRONT SAM CONTROL UNIT FUSE 201 FUSE 205 GRN WIRE HORNS CONTACT PLATE HOT AT ALL TIMES LEFT FANFARE HORN NCA WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FANFARE HORN SIG STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS THEFT DETECTION SYSTEM HORN RELAY W/ POSITIONING, TRACKING SYSTEM W/O POSITIONING, TRACKING SYSTEM YEL (OR RED) WIRE YEL OR BLK WIRE YEL WIRE

BLK/YEL WIRE BLU WIRE BRN WIRE CAN LR H CAN LR L COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FLEX-E BM FLEX-E BP FUSE 205 FUSE 211 GRN WIRE GRY WIRE HEAD UNIT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP HORNS CONTACT PLATE HOT AT ALL TIMES INSTRUMENT CLUSTER MULTI-FUNCTION STEERING WHEEL BUTTON GROUP NCA WIRE PNK WIRE RED WIRE RED/BLU WIRE RES+ SENS GND SIG SIG GND SPI CLK SPI MISO SPI MOSI STEERING COLUMN MODULE CONTROL UNIT (TOP OF STEERING COLUMN) STEERING WHEEL DOWNSHIFT BUTTON STEERING WHEEL ELECTRONICS STEERING WHEEL HEATER STEERING WHEEL UPSHIFT BUTTON SUPPLEMENTAL RESTRAINTS SYSTEM TEMP VIO/YEL WIRE