Mercedes-Benz CLS-class C257 (2017-2021) left front door control unit Wiring diagrams

??? ??? 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 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 SIG YEL 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/(+) MULTIPLE FUSE 1 NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PUMP 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 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

BRN WIRE BRN/RED 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 FOLD IN/OUT FOLD OUT/IN FUSE 203 FUSE 302 GRN WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT OUTSIDE MIRROR NCA WIRE OUTSIDE MIRROR FOLD-IN/FOLD-OUT SWITCH PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR YEL/GRN 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 HEAT (+) HEAT GND HEATED REAR WINDOW RELAY HECKR HOT AT ALL TIMES 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/GRN WIRE RED/WHT WIRE RIGHT FRONT DOOR CONTROL UNIT RIGHT OUTSIDE MIRROR VEHICLE INTERIOR PREFUSE BOX

??? ??? ANALOG CLOCK AUDIO/ COMMAND DISPLAY BACKUP RELAY 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 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 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 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/ COMMAND APS W/O ANALOG CLOCK W/O COMMAND APS

??? ??? BACKUP RELAY BLK 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

??? ??? BLK WIRE BRN WIRE BRN/BLK WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L COMPUTER DATA LINES 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 GRN/RED WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR POWER WINDOW MOTOR LEFT FRONT POWER WINDOW SWITCH LEFT REAR POWER WINDOW SWITCH MOT GND/(+) PASSENGER-SIDE A-PILLAR FUSE BOX PASSENGER-SIDE POWER WINDOW SWITCH REAR SIDE WINDOW CHILD SAFETY LOCK SWITCH RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR CONTROL UNIT (IN RIGHT FRONT DOOR) RIGHT FRONT DOOR POWER WINDOW MOTOR RIGHT FRONT POWER WINDOW SWITCH RIGHT REAR POWER WINDOW SWITCH SIG SYSTEM WHT/GRN WIRE YEL/GRN WIRE

BLK WIRE BLU WIRE BLU/BLK WIRE BLU/BRN WIRE BLU/ORG WIRE BLU/RED WIRE BRN WIRE BRN/BLK WIRE BRN/ORG WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM DRIVER TRUNK LID/ LIFTGATE CONTROL BUTTON DRIVER-SIDE FUSE, RELAY MODULE FRONT SAM CONTROL UNIT FUSE 203 FUSE 435 FUSE 477 GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HECKD HOT AT ALL TIMES ILL LEFT FRONT DOOR CONTROL UNIT MOT- PNK WIRE REAR FUSE, RELAY MODULE REAR OF LUGGAGE COMPT) REAR SAM CONTROL UNIT RED WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE SENS PNK (+) WIRE SEPARATE TRUNK LID LOCK SWITCH SIG SIG (+) COC SIG (2) TRUNK LID CONTROL UNIT TRUNK LID EMERGENCY OPENING SWITCH TRUNK LID/ LIFTGATE CONTROL BUTTON TRUNK LID/ LIFTGATE CONTROL WARNING BUZZER TRUNK LID/ LIFTGATE EXTERNAL OPERATION SWITCH TRUNK LID/ LIFTGATE LOCK TRUNK LID/ LIFTGATE LOCKING ELEMENT TRUNK LID/LIFTGATE CONTROL DRIVE UNIT WHT WIRE WHT/GRN WIRE