Mercedes-Benz GL-class X166 (2012-2016) steering column module control unit Wiring diagrams

ABS IND. BEHIND STEERING WHEEL) BLU/BLK WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH BRAKE SYSTEM WARNING LAMP IND BRN WIRE BRN/RED WIRE CAN B H CAN B L COCKPIT CIRCUIT 30 FUSE BOX COMPUTER DATA LINES SYSTEM DIGITAL TACHOGRAPH CONTROL UNIT DOWNHILL SPEED REGULATION BUTTON ESP OFF BUTTON ESP WARNING LAMP IND ESP/ASR OFF WARNING LAMP IND FUSE 12 FUSE 15 FUSE 20 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT CLUSTER LEFT FRONT AXLE RPM SENSOR LEFT REAR AXLE RPM SENSOR LOW RANGE BUTTON LOWER CONTROL PANEL CONTROL UNIT NCA WIRE OFF ROAD PROGRAM BUTTON OFF-ROAD OPERATING PANEL CONTROL UNIT ON-ROAD/ OFF ROAD MENU BUTTON PARKING BRAKE IND. PNK/WHT WIRE RED/BLK WIRE RED/WHT WIRE RELAY ENERGIZED RIGHT FRONT AXLE RPM SENSOR RIGHT REAR AXLE RPM SENSOR STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ANGLE SENSOR UPPER CONTROL PANEL CONTROL UNIT VIO WIRE VIO/BLK WIRE WHT WIRE

360 DEGREE CAMERA CONTROL UNIT ANT BT ANT GPS AUDIO/COMAND DISPLAY BACKUP CAMERA BEHIND STEERING WHEEL) BLK WIRE BLK/WHT WIRE BLU WIRE BLUETOOTH ANTENNA BRN WIRE CAN A H CAN A L CLOCK SPRING CONTACT (TOP OF STEERING COLUMN) COMAND CONTROL UNIT COMPUTER DATA LINES SYSTEM FUSE 20 FUSE 21 GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER GPS GRN WIRE GRN/WHT WIRE HOT W/ CIRCUIT LUM LVDS TX- MEDIA INTERFACE ELECTRICAL CONNECTOR MOST DATA BUS CIRCUIT MOST IN MOST OUT MULTI-FUNCTION ANTENNA NCA WIRE NIGHT VIEW ASSIST CONTROL UNIT ORG/ WIRE PNK/BLK WIRE RED/BLK WIRE RES+ SHIELD SHIELD LUNA STEERING COLUMN MODULE CONTROL UNIT TELEMATICS SERVICES COMMUNICATION MODULE UCL SHIELD UCL SIG V-BUS VIDEO C VIDEO C SHIELD W/ 360 DEGREE CAMERA W/ BACKUP CAMERA W/ NAVIGATION

55 L 55 R BEHIND STEERING WHEEL) BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN B L IP COMBINATION SWITCH COMPUTER DATA LINES COMPUTER DATA LINES SYSTEM EXTERIOR LIGHTS SWITCH FUSE 114 FUSE 250 GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HEADLAMP RANGE CONTROLLER HIGH BEAM INDICATOR LAMP HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED ILLUMINATION SWITCH INSTRUMENT CLUSTER INTERIOR PREFUSE BOX LEFT DAYTIME RUNNING LAMPS HEADLAMP LEFT FOG LAMP LOW BEAM INDICATOR LAMP LOW BEAM SWITCH LWR NSI L OVERHEAD CONTROL PANEL CONTROL MODULE RAIN/LIGHT SENSOR REAR FOG LAMP BUTTON REAR FOG LAMP INDICATOR LAMP REAR FUSE BOX RED/BLK WIRE RED/WHT WIRE RIGHT DAYTIME RUNNING LAMPS HEADLAMP RIGHT FOG LAMP SAM CONTROL UNIT (RIGHT KICK PANEL) STEERING COLUMN MODULE CONTROL UNIT SYSTEM TFL L TFL R VIO/BLK WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE YEL/WHT WIRE

30 L 30-R 57 L 57 R BATTERY COMPARTMENT PREFUSE BOX BEHIND STEERING WHEEL) BLK WIRE BLK/BLU WIRE BLK/GRN WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L IP COMBINATION SWITCH COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE EXTERIOR LIGHTS SWITCH FRONT FOG LAMP BUTTON FUSE 114 FUSE 229 FUSE 231 FUSE 233 FUSE 250 FUSE 67 FUSE 68 GRN WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/WHT WIRE GRY/YEL WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH HOT AT ALL TIMES HOT W/ CIRCUIT 15 RELAY ENERGIZED ILLUMINATION SWITCH INTERIOR PREFUSE BOX LEFT ACTIVE CURVE ILLUMINATION ACTUATOR MOTOR LEFT FRONT EXTERIOR LIGHTS LED ACTUATION MODULE LEFT FRONT LAMP UNIT LEFT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR LEFT INFRARED LAMP LEFT LIGHT DISTRIBUTION ACTUATOR MOTOR LEFT XENON BULB W/ INTEGRATED IGNITION MODULE LEFT XENON LIGHT POWER SUPPLY MODULE LOW BEAM SWITCH NIGHT VIEW ASSIST BUTTON NSI L OVERHEAD CONTROL PANEL CONTROL MODULE PNK/WHT WIRE RAIN/LIGHT SENSOR (TOP CENTER OF WINDSHIELD) REAR FOG LAMP BUTTON REAR FUSE BOX RED/BLK WIRE RED/WHT WIRE RIGHT ACTIVE CURVE ILLUMINATION ACTUATOR MOTOR RIGHT FRONT EXTERIOR LIGHTS LED ACTUATION MODULE RIGHT FRONT LAMP UNIT RIGHT HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR RIGHT INFRARED LAMP RIGHT LIGHT DISTRIBUTION ACTUATOR MOTOR RIGHT XENON BULB W/ INTEGRATED IGNITION MODULE RIGHT XENON LIGHT POWER SUPPLY MODULE SAM CONTROL UNIT (RIGHT KICK PANEL) STEERING COLUMN MODULE CONTROL UNIT TFL L TFL R VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/BLK WIRE