Mercedes-Benz GLC-class X253 (2015-2019) steering column module control unit Wiring diagrams

BLK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L RBA-1 COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FANFARE HORN RELAY FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FANFARE RELAY FRONT SAM CONTROL UNIT FUSE 115 FUSE 329 FUSE 5 GRN WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT FANFARE HORN LEFT LOWER HORN BUTTON LEFT UPPER HORN BUTTON PNK WIRE RED WIRE RIGHT A-PILLAR FUSE BOX RIGHT FANFARE HORN RIGHT LOWER HORN BUTTON RIGHT UPPER HORN BUTTON STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS YEL WIRE YEL/GRN WIRE

BATTERY SENSOR BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CHARGING CIRCUIT COMPUTER DATA LINES SYSTEM DIRECT SELECT LEVER ECO START/ STOP FUNCTION BUTTON (IF EQUIPPED) ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE FUSE, RELAY MODULE FLEX RAY 1 BM FLEX RAY 1 BP FRONT SAM CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 111 FUSE 127 GRN WIRE GRN/WHT WIRE HOT W/ ENGINE COMPARTMENT TERMINAL 15 RELAY ENERGIZED LEFT LOWER CONTROL PANEL LIN RBA-1 ME-SFI (ME) CONTROL UNIT NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY P R N D PNK FLEX RAY 1 BP WIRE PNK WIRE RED WIRE RIGHT LOWER CONTROL PANEL SEB STARTER STARTER CIRCUIT 50 RELAY STEERING COLUMN MODULE CONTROL UNIT STR+ VIO WIRE VIO/WHT WIRE VOLTAGE DIP LIMITER YEL WIRE YEL/RED WIRE

AUDIO/COMAND CONTROL PANEL AUX SUPPLY BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CAN A H CAN A L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DIRECT SELECT LEVER DYNAMIC SELECT SWITCH ELECTRONIC IGNITION SWITCH CONTROL UNIT FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FULLY INTEGRATED TRANSMISSION CONTROL UNIT (IN BOTTOM OF TRANSMISSION) FUSE 10 FUSE 329 GRN WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER INTERNAL INPUT SPEED RPM SENSOR LEFT LOWER CONTROL PANEL LSP + LUBRICATING PRESSURE SOLENOID OUTPUT SHAFT RPM SENSOR PARK PAWL LIFT SOLENOID PARK PAWL POSITION SENSOR PNK WIRE PRESSURE SENSOR RED WIRE RED/YEL WIRE RIGHT A-PILLAR FUSE BOX STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL DOWNSHIFT BUTTON STEERING WHEEL ELECTRONICS STEERING WHEEL UPSHIFT BUTTON TORQUE CONVERTER LOCKUP CLUTCH SOLENOID TURBINE WHEEL RPM SENSOR VEHICLE INTERIOR PREFUSE BOX WHT WIRE WORKING PRESSURE SOLENOID YEL WIRE YEL/WHT WIRE

30-1 BLK/BLU WIRE BLK/YEL WIRE BLU/WHT WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN B L RBA-1 CAN HMI H CAN HMI L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE FUSE, RELAY MODULE FLEX RAY 1 BM FLEX RAY 1 BP FLEXRAY 1 BM FLEXRAY 1 BP FRONT SAM CONTROL UNIT FUSE 106 FUSE 109 FUSE 200 FUSE 205 FUSE 326 FUSE 329 FUSE 465 FUSE 466 FUSE 5 GRN WIRE HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER LEFT FUSE, RELAY MODULE N/A OVERHEAD CONTROL PANEL CONTROL UNIT PNK WIRE PWR-1 RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR FUSE, RELAY MODULE REAR SAM CONTROL UNIT (RIGHT REAR OF LUGGAGE COMPT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RIGHT A-PILLAR FUSE BOX SIG SPRAY NOZZLE HOSE HEATER (IF EQUIPPED) (CENTER REAR OF ENGINE COMPT) STEERING COLUMN MODULE CONTROL UNIT TAILGATE WIPER MOTOR WINDSHIELD WASHER SYSTEM PUMP WINDSHIELD WASHER SYSTEM SWITCH WINDSHIELD WASHER SYSTEM WASHER FLUID LEVEL SWITCH WIPER MOTOR WIPER PARK POSITION HEATER RELAY WIPER SWITCH YEL WIRE YEL/WHT WIRE