Mercedes-Benz C-class W206/S206 (2021-2024) front signal acquisition, actuation module control unit Wiring diagrams

ALARM SIREN BLU WIRE BRN WIRE BRN/GRN WIRE BRN/WHT WIRE CENTRAL LOCKING STATUS DISPLAY COMPUTER DATA LINES SYSTEM DRIVER SIDE ENGINE HOOD CONTACT SWITCH FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 214 FUSE 302 FUSE, RELAY MODULE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR EXTERIOR DOOR HANDLE ILLUMINATION LEFT FRONT DOOR HANDLE LAMP LEFT FRONT DOOR INTERIOR CENTRAL LOCKING SYSTEM BUTTON GROUP LEFT FRONT DOOR LOCK LIN 16 LOCKED MOT GND/(+) MOT GND/(+) 31 OVERHEAD CONTROL PANEL CONTROL UNIT PNK/VIO WIRE PNK/WHT WIRE RED/GRN WIRE RED/WHT WIRE RIGHT END OF DASH) SIG TRUNK LID/TAILGATE CONTROL BUTTON W/ INCREASED THEFT PROTECTION WHT/GRN WIRE WHT/VIO WIRE YEL WIRE YEL/BLU WIRE YEL/BRN WIRE

BLK/YEL WIRE BLOWER REGULATOR (ON BLOWER MOTOR) BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/WHT WIRE COC COMPUTER DATA LINES SYSTEM FINE PARTICLE SENSOR FRONT EVAPORATOR TEMPERATURE SENSOR FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 209 FUSE 29 FUSE, RELAY MODULE GND PNK/ WIRE GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE GRY/VIO WIRE HOT W/ RELAY A ENERGIZED INTERIOR TEMPERATURE SENSOR KLA LEFT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR LEFT REAR AIR VENT OUTLET TEMPERATURE SENSOR LEFT SIDE AIR VENT AIR OUTLET TEMPERATURE SENSOR LIN 10 LIN 11 LIN 12 LIN 6 NCA WIRE ORG/ WIRE PNK WIRE PREFUSE BOX RED/BLK WIRE RED/BRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT END OF DASH) RIGHT FOOTWELL VENT AIR OUTLET TEMPERATURE SENSOR RIGHT REAR AIR VENT OUTLET TEMPERATURE SENSOR RIGHT SIDE AIR VENT AIR OUTLET TEMPERATURE SENSOR SIG SIG KLA VIO/WHT WIRE WHT WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/GRY WIRE YEL/VIO WIRE

AAG BLK WIRE BLU WIRE BLU/WHT WIRE CAN-T H CAN-T L DRIVER ASSISTANCE SYSTEMS CONTROL UNIT ETH (-) ETH N ETH P FLEX-E BM FLEX-E BP FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE LEFT FRONT DOOR CONTROL UNIT LEFT REAR DOOR CONTROL UNIT ORG/GRN WIRE ORG/VIO WIRE PNK/BLU WIRE PNK/GRY WIRE PNK/RED WIRE PNK/WHT WIRE RBA REAR SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT RIGHT END OF DASH) RIGHT REAR DOOR CONTROL UNIT TELEMATICS SERVICES COMMUNICATION MODULE TRAILER RECOGNITION CONTROL UNIT VIO WIRE VIO/WHT WIRE W/ PREMIUM AMBIENT LIGHTING WAKE-UP WHT WIRE YEL/VIO WIRE

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/GRN WIRE BLU/WHT WIRE BRN/BLK WIRE CAN PER H CAN PER L CAN-D H CAN-D L COMPUTER DATA LINES SYSTEM DRIVER ASSISTANCE SYSTEMS CONTROL UNIT DRIVETRAIN CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT ETH (-) ETH N ETH P ETH P 10 11 ETH N FLEX-E BM FLEX-E BP FROM PREFUSE BOX (DIAGRAM 2 OF 10) FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL ELECTRIC CONTROLLER UNIT GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEAD UNIT INSTRUMENT CLUSTER CONTROL UNIT LONG-RANGE RADAR SENSOR MULTI-FUNCTION CAMERA NCA WIRE PARKING SYSTEM CONTROL UNIT PNK WIRE PNK/BLU WIRE PNK/GRY WIRE PNK/RED WIRE PNK/WHT WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE SIG TELEMATICS SERVICES COMMUNICATION MODULE VIO/WHT WIRE W/ ACTIVE PARK ASSIST WAKE-UP WHT WIRE WHT/BLK WIRE WHT/RED WIRE

AIR CONDITIONING CONTROL PANEL DIAGNOSTIC CONNECTOR DRIVER SEAT CONTROL UNIT DRIVER SEAT HEATER CONTROL UNIT DRIVETRAIN CONTROL UNIT FROM FUSE 461 (DIAGRAM 4 OF 10) FROM PREFUSE BOX (DIAGRAM 2 OF 10) FRONT SIGNAL ACQUISITION, ACTUATION MODULE 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 FUSE 221 FUSE 222 FUSE 223 FUSE 224 FUSE 225 FUSE 226 FUSE 227 FUSE 228 FUSE 229 FUSE 230 FUSE 231 FUSE 232 FUSE 465 FUSE 466 FUSE 467 FUSE 468 FUSE 469 FUSE 470 FUSE 471 FUSE 472 FUSE 473 FUSE 474 FUSE 475 FUSE 476 FUSE 477 FUSE 478 FUSE 479 FUSE 480 FUSE 481 FUSE 482 FUSE, RELAY MODULE HEAD-UP DISPLAY INSTRUMENT CLUSTER CONTROL UNIT INSTRUMENT CLUSTER DISPLAY LEFT FRONT DOOR CONTROL UNIT LEFT FRONT MULTICONTOUR SEAT CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT FRONT SEAT LUMBAR SUPPORT ELECTROPNEUMATIC CONTROLLER UNIT LONG-RANGE RADAR SENSOR MEDIUM- RANGE RADAR SENSOR N/A N/A N/A PERFUME ATOMIZER CONTROL UNIT REAR AIR CONDITIONING OPERATING UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE STEERING COLUMN MODULE CONTROL UNIT SUSPENSION, DAMPING SYSTEM CONTROL UNIT TELEMATICS SERVICES COMMUNICATION MODULE TO PYROFUSE (DIAGRAM 1 OF 10) TOLL SYSTEM CONTROL UNIT TOUCHSCREEN UPPER CONTROL PANEL CONTROL UNIT USB PLUS MODULE W/ ADAPTIVE CRUISE CONTROL PRO W/ AIR QUALITY PACKAGE W/ HEATED STEERING WHEEL W/O ADAPTIVE CRUISE CONTROL PRO W/O HEATED STEERING WHEEL W/O LUMBAR SUPPORT ADJUSTMENT YEL WIRE

ALL-WHEEL DRIVE CONTROL UNIT BACKUP RELAY BLK/BLU WIRE BLK/GRN WIRE BLU WIRE BRN WIRE CIRCUIT 50 RELAY COOLANT DIRECTIONAL CONTROL VALVE DRIVETRAIN CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT ENGINE COMPARTMENT TERMINAL 15 RELAY ENGINE MANAGEMENT CONTROL UNIT EXHAUST FLAP ACTUATOR MOTOR FAN FROM PREFUSE BOX (DIAGRAM 2 OF 10) FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 100 FUSE 101 FUSE 106 FUSE 107 FUSE 108 FUSE 109 FUSE 110 FUSE 111 FUSE 112 FUSE 113 FUSE 114 FUSE 115 FUSE 116 FUSE 117 FUSE 118 FUSE 119 FUSE 120 FUSE 121 FUSE 122 FUSE 123 FUSE 124 FUSE 127 FUSE 128 FUSE 129 FUSE 136 FUSE 140 FUSE 141 FUSE 142 FUSE, RELAY MODULE LEFT FRONT LAMP UNIT N/A PNK/GRN WIRE PNK/RED WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/PNK WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT LAMP UNIT WHT WIRE WIPER MOTOR

22 23 LIN BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/WHT WIRE BRN/YEL WIRE COC DOOR LOCKS SYSTEM DRIVETRAIN CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT FROM FUSE, RELAY MODULE (DIAGRAM 1 OF 10) FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/VIO WIRE GRN/YEL WIRE GRY/BLU WIRE LEFT FRONT DOOR HANDLE LEFT FRONT DOOR LOCK LEFT REAR DOOR HANDLE LEFT REAR DOOR LOCK LF 1 LF 2 ORG/ WIRE PASSENGER SIDE ENGINE HOOD CONTACT SWITCH PNK/WHT WIRE REAR SWITCHING MODULE RED WIRE RIGHT FRONT DOOR HANDLE RIGHT FRONT DOOR LOCK RIGHT REAR DOOR HANDLE RIGHT REAR DOOR LOCK ROOF ANTENNA MODULE SIG START/STOP BUTTON UPPER CONTROL PANEL CONTROL UNIT USB PLUS MODULE VIO WIRE VIO/WHT WIRE WAKE-UP WHT WIRE WHT/BLK WIRE WHT/BRN WIRE WHT/GRN WIRE WHT/ORG WIRE YEL WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/WHT WIRE

BLU WIRE BRN WIRE FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 315 FUSE 330 FUSE, RELAY MODULE GRN/VIO WIRE GRY/RED WIRE HOT W/ RELAY A ENERGIZED LIN 6 LIN 8 NCA WIRE RED/WHT WIRE RED/YEL WIRE RIGHT END OF DASH) ROOF ANTENNA MODULE SHD SHIELD SIG STATIONARY HEATER CONTROL UNIT STATIONARY HEATER FUEL PUMP STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER

BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 108 FUSE 209 FUSE 306 FUSE, RELAY MODULE GRY WIRE HOT W/ RELAY A ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LIN 12 MOT- RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS RED/BLK WIRE RED/BLU WIRE RIGHT END OF DASH) SIG SPRAY NOZZLE HOSE HEATER TRANSMISSION TUNNEL) WASHER FLUID LEVEL SWITCH WINDSHIELD WASHER SYSTEM PUMP 1 WIPER MOTOR YEL WIRE