Mercedes-Benz CLS-class C257 facelift (2021-2024) fuse 203 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 DRIVER-SIDE FUSE, RELAY MODULE ELECTRONIC IGNITION SWITCH CONTROL UNIT FUSE 203 GRN WIRE GRY WIRE GRY/RED WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED 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 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 LIN MOT GND/(+) PNK/VIO WIRE PNK/WHT WIRE RED WIRE RIGHT FRONT DOOR EXIT LAMP RIGHT FRONT DOOR WARNING LAMP SIG YEL 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 DRIVER-SIDE FUSE, RELAY MODULE ELECTRONIC IGNITION SWITCH CONTROL UNIT FUSE 203 GRN WIRE GRY WIRE GRY/RED WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED 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 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 LIN MOT GND/(+) PNK/VIO WIRE PNK/WHT WIRE RED WIRE RIGHT FRONT DOOR EXIT LAMP RIGHT FRONT DOOR WARNING LAMP SIG YEL WIRE

BLK WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE CAN B H CAN B L CLIMATE CONTROL OPERATING UNIT COMPUTER DATA LINES SYSTEM DRIVER-SIDE FUSE, RELAY MODULE FUSE 203 FUSE 209 FUSE 302 FUSE 474 FUSE 7 GRY/RED WIRE HEATED REAR WINDOW RELAY HOT AT ALL TIMES LEFT "C" PILLAR) LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT (RIGHT REAR OF LUGGAGE COMPT) REAR WINDOW HEATER REAR WINDOW INTERFERENCE SUPPRESSION CAPACITOR RED WIRE RED/BLU WIRE RED/WHT WIRE REL (+) HECKR RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR VEHICLE INTERIOR PREFUSE BOX VIO/GRN WIRE

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 FROM ENGINE COMPARTMENT PREFUSE BOX (DIAGRAM 1 OF 9) FROM REAR FUSE, RELAY MODULE (DIAGRAM 6 OF 9) 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 GRY WIRE HEAD UNIT/INSTRUMENT CLUSTER DISPLAY CLUSTER LEFT FRONT DOOR CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT REAR DOOR CONTROL UNIT N/A N/A N/A NCA WIRE NOT USED PYROFUSE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE STARTER GENERATOR CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT UPPER CONTROL PANEL CONTROL UNIT

BLK WIRE BLK/VIO WIRE BRN 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 DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP FUSE 203 FUSE 214 FUSE 301 FUSE 302 GRN WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR POWER WINDOW MOTOR MOT GND/(+) PASSENGER-SIDE A-PILLAR FUSE BOX PASSENGER-SIDE POWER WINDOW SWITCH RED WIRE RED/BLU WIRE RED/YEL WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT FRONT DOOR POWER WINDOW MOTOR SIG WHT/BLK WIRE WHT/GRN WIRE YEL/GRN WIRE

BLK WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CAN B H CAN B L CAN H H CAN H L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER SEAT BELT BUCKLE SWITCH DRIVER SEAT POSITION DETECTION SWITCH DRIVER-SIDE FUSE, RELAY MODULE ELECTRIC PARKING BRAKE SWITCH ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX FRONT SAM CONTROL UNIT FUSE 1 FUSE 200 FUSE 203 FUSE 312 FUSE 463 GRN WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR LOCK NCA WIRE ORG/GRN WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK/VIO WIRE PNK/WHT WIRE REAR FUSE, RELAY MODULE RED WIRE RED/BLU WIRE RED/WHT WIRE SIG SIG GND SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL WIRE