Mercedes-Benz GLC-class X254 (2022-2024) instrument cluster control unit Wiring diagrams

+1 +S 1-X 1-X SIG 1-S SHIELD 2-X SIG 2-S SHIELD 2-S 2-X 3-S SHIELD 3-X W-LAN 4-S SHIELD 4-X W-LAN BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CAN L CAN-H COMPUTER DATA LINES SYSTEM FUSE 1 FUSE 225 GRN WIRE HEAD UNIT (CENTER OF DASH) HOT AT ALL TIMES INSTRUMENT CLUSTER CONTROL UNIT MOBILE PHONE CRADLE CONTROL UNIT MULTIPLE FUSE 2 NCA WIRE ORG/ WIRE PARKING SYSTEM CONTROL UNIT RED/GRN WIRE RED/GRY WIRE SHIELD SIG SOUND SYSTEM AMPLIFIER CONTROL UNIT TOUCHSCREEN USB

BRN WIRE COOLANT DIRECTIONAL CONTROL VALVE DRIVER KNEE BAG SQUIB ELECTRIC PARKING BRAKE SWITCH EXHAUST FLAP ACTUATOR MOTOR HORN INSTRUMENT CLUSTER CONTROL UNIT INSTRUMENT CLUSTER DISPLAY INTERIOR TEMPERATURE SENSOR LEFT FRONT LAMP UNIT LEFT LUGGAGE COMPARTMENT REAR BACKREST RELEASE BUTTON LEFT REAR OUTER LAMP UNIT LEFT REAR SHORT RANGE RADAR SENSOR LOW TEMPERATURE CIRCUIT CIRCULATION PUMP 2 LOW-TEMPERATURE CIRCUIT CIRCULATION PUMP 3 PARKING SYSTEM CONTROL UNIT REAR SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT REAR SWITCHING MODULE RIGHT FRONT LAMP UNIT ROOF ANTENNA MODULE SOUND SYSTEM AMPLIFIER CONTROL UNIT START/STOP BUTTON STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS TELEMATICS SERVICES COMMUNICATION MODULE TRUNK LID/ TAILGATE CONTROL SYSTEM CONTROL UNIT TRUNK/LOAD COMPARTMENT LAMP

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CAN L CAN L CAN L CAN-H ELECTRONIC IGNITION SWITCH CONTROL UNIT ETH N ETH P FLEX FUSE 139 FUSE 208 GRN WIRE GRN/BLU WIRE GRN/GRY WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEAD UNIT (CENTER OF DASH) HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT INSTRUMENT CLUSTER DISPLAY LEFT FRONT LAMP UNIT MOBILE PHONE CRADLE CONTROL UNIT ON-BOARD DIAGNOSTICS CONTROL UNIT PNK/BLU WIRE PNK/GRY WIRE PNK/RED WIRE PNK/WHT WIRE RED WIRE RIGHT FRONT LAMP UNIT TIRE PRESSURE MONITOR CONTROL UNIT TOUCHSCREEN UPPER CONTROL PANEL CONTROL UNIT VIO WIRE VIO/WHT WIRE WAKE-UP WHT WIRE

BLU/RED WIRE DIAGNOSTIC CONNECTOR DRIVER SEAT CONTROL UNIT DRIVETRAIN CONTROL UNIT FROM PREFUSE BOX (DIAGRAM 2 OF 9) 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 INSTRUMENT CLUSTER CONTROL UNIT INSTRUMENT CLUSTER DISPLAY LEFT FRONT DOOR CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT FRONT SEAT LUMBAR SUPPORT ELECTROPNEUMATIC CONTROLLER UNIT MEDIUM- RANGE RADAR SENSOR N/A NOT USED ON-BOARD DIAGNOSTICS CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE STEERING COLUMN MODULE CONTROL UNIT TO PYROFUSE (DIAGRAM 1 OF 9) TOUCHSCREEN UPPER CONTROL PANEL CONTROL UNIT

BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CAN L COMPUTER DATA LINES SYSTEM DRIVETRAIN CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT ETH N ETH P FLEX FROM PREFUSE BOX (DIAGRAM 2 OF 9) 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 ON-BOARD DIAGNOSTICS CONTROL UNIT PNK WIRE PNK/BLU WIRE PNK/GRY WIRE PNK/RED WIRE PNK/WHT WIRE RED/BLU WIRE RED/BRN WIRE SIG TELEMATICS SERVICES COMMUNICATION MODULE VIO/WHT WIRE WAKE-UP WHT WIRE WHT/BLK WIRE WHT/RED WIRE

BLK WIRE BLU WIRE BLU/VIO WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH BRN WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/WHT WIRE CAN L CAN-H COMPUTER DATA LINES SYSTEM DRIVER SEAT BELT BUCKLE SWITCH DRIVER SEAT POSITION SWITCH ELECTRIC PARKING BRAKE SWITCH ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC STABILITY PROGRAM CONTROL UNIT FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 111 FUSE 128 FUSE 224 FUSE 318 GRN/WHT WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LEFT FRONT DOOR CONTROL UNIT LEFT FRONT DOOR LOCK NCA WIRE ORG/GRN WIRE PNK WIRE PNK/RED WIRE PNK/VIO WIRE PNK/WHT WIRE REAR SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT RED/BRN WIRE RED/WHT WIRE RED/YEL WIRE SIG SIG (1) SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE VIO/WHT WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

BATTERY SENSOR BLK WIRE BLK/WHT WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE CAN L CAN-H COC COMPUTER DATA LINES SYSTEM DRIVETRAIN CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE MANAGEMENT CONTROL UNIT FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 24 FUSE 3 FUSE 304 FUSE 42 FUSE 47 GRN WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE INSTRUMENT CLUSTER CONTROL UNIT INTEGRATED STARTER ALTERNATOR POWER ELECTRONICS MULTI FUSE 1 N/A NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY ORG/ WIRE PREFUSE BOX PYROFUSE RED WIRE RED/BRN WIRE SIG START/STOP BUTTON VIO WIRE WHT WIRE YEL WIRE YEL/BLK WIRE

BRN WIRE CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM FUSE 414 HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT REAR FUSE, RELAY MODULE RED/WHT WIRE TIRE PRESSURE MONITOR CONTROL UNIT YEL WIRE YEL/WHT WIRE

BLK WIRE BLU/WHT WIRE BRN WIRE CAN L CAN-H COMPUTER DATA LINES SYSTEM FUSE 4 GRN WIRE GRN/WHT WIRE HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT MULTIPLE FUSE 1 RED/YEL WIRE TIRE PRESSURE MONITOR CONTROL UNIT

BLK WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE CAN HMI H CAN HMI L CAN L CAN-H COMPUTER DATA LINES SYSTEM COUPE ELECTRONIC IGNITION SWITCH CONTROL UNIT FLEX-E BP PNK FLEX-E BM WIRE FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 10 FUSE 218 FUSE 28 FUSE 6 GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER (COUPE) INSTRUMENT CLUSTER CONTROL UNIT MULTIPLE FUSE 2 P NOT PASSENGER-SIDE A-PILLAR FUSE BOX PREFUSE BOX RED WIRE SIG STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL DOWNSHIFT BUTTON STEERING WHEEL ELECTRONICS STEERING WHEEL UPSHIFT BUTTON VEHICLE INTERIOR PREFUSE BOX YEL WIRE YEL/WHT WIRE