Mercedes-Benz GLK-class X204 facelift (2012-2015) steering column module control unit Wiring diagrams

ABS IND. BFS BLA BLK WIRE BLK/GRN WIRE BLK/PNK WIRE BLK/RED WIRE BLS H BLS_L BLS_M BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BRAKE FLUID LEVEL SWITCH (IN BRAKE FLUID RESERVOIR) BRAKE FLUID, PARKING BRAKE WARNING LAMP BRAKE SYSTEM WARNING LAMP IND BRAKE VACUUM SENSOR BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRN WIRE BRN/VIO WIRE BRN/WHT WIRE CAN E H CAN E L CAN H H CAN H L COMPUTER DATA LINES SYSTEM DF HL M DF HL S DF HR M DF HR S DF VL M DF VL S DF VR M DF VR S ECO ELECTRONIC STABILITY PROGRAM CONTROL UNIT ELECTRONIC STABILITY PROGRAM WARNING LAMP ESP OFF IND LAMP ESPA/ ASR OFF WARNING LAMP SERVICE BRAKE IND LAMP EXCEPT 3.5L 3.5L 1.8L TURBO 2.1L TURBO DIESEL FRONT AXLE BRAKE PRESSURE SENSOR FRONT AXLE SWITCH OVER VALVE FRONT PRESSURE SENSOR FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 1 FUSE 14 FUSE 20 FUSE 35 GRN WIRE GRN/WHT WIRE GRN/YEL WIRE HIGH PRESSURE, RETURN PUMP MOTOR HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CLUSTER LEFT FRONT AXLE RPM SENSOR LEFT FRONT PRESSURE REGULATOR VALVE (HOLD) LEFT FRONT PRESSURE REGULATOR VALVE (RELEASE) LEFT REAR AXLE RPM SENSOR LEFT REAR PRESSURE REGULATOR VALVE (HOLD) LEFT REAR PRESSURE REGULATOR VALVE (RELEASE) NCA WIRE PARKING BRAKE INDICATOR SWITCH PML PNK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/WHT WIRE POWER STEERING PUMP QUANTITY CONTROL VALVE PREMIUM REAR PRESSURE SENSOR REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RIGHT FRONT AXLE RPM SENSOR RIGHT FRONT PRESSURE REGULATOR VALVE (HOLD) RIGHT FRONT PRESSURE REGULATOR VALVE (RELEASE) RIGHT REAR AXLE RPM SENSOR RIGHT REAR PRESSURE REGULATOR VALVE (HOLD) RIGHT REAR PRESSURE REGULATOR VALVE (RELEASE) SIG SPEED-SENSITIVE POWER STEERING SOLENOID VALVE SSK STEERING ANGLE SENSOR STEERING COLUMN MODULE CONTROL UNIT STOP LAMP SWITCH TAXIMETER ELECTRICAL CONNECTOR TRACTION SYSTEM HYDRAULIC UNIT VIO WIRE VIO/GRY WIRE VIO/WHT WIRE WHT WIRE YAW RATE, LATERAL, LONGITUDINAL ACCELERATION SENSOR

BACKUP LAMP BLK WIRE BLK/GRN WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BRN WIRE BRN/GRY WIRE BRN/RED WIRE BSL L BSL R CAN B H CAN B L CAN E H CAN E L CENTER STOP LAMP COMBINATION SWITCH COMPUTER DATA LINES SYSTEM FLASHER/ HIGH BEAM SWITCH FOG LAMP FRONT ELECTRICAL PREFUSE BOX FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 13 FUSE 152 FUSE 163 158 GRN WIRE GRN/BLU WIRE GRN/WHT WIRE GRY WIRE GRY/BLU WIRE GRY/RED WIRE GRY/VIO WIRE GRY/YEL WIRE HEADLAMP HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LEFT LICENSE PLATE LAMP LEFT REAR LAMP UNIT LIGHT SENSOR (-) LIN 2 NSL-L NSL-R OVERHEAD CONTROL PANEL ELECTRONICS PNK WIRE PNK/RED WIRE RAIN/LIGHT SENSOR REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE RED WIRE RED/BLU WIRE RFL L RFL R RIGHT LICENSE PLATE LAMP RIGHT REAR LAMP UNIT SIDE MARKER LAMP STEERING COLUMN MODULE CONTROL UNIT STOP/ TAIL/ PARKING LAMP TURN SIGNAL LAMP TURN SIGNAL LAMPS SWITCH VIO WIRE VIO/BLU WIRE W/O ECO START/STOP FUNCTION W/ ECO START/STOP FUNCTION WHT WIRE YEL WIRE

2.1L TURBO DIESEL BLK/PNK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM EXCEPT 2.1L TURBO DIESEL EXTERIOR LIGHTS SWITCH FRONT ELECTRICAL PREFUSE BOX FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 152 FUSE 161 156 GRN WIRE GRN/WHT WIRE HEADLAMP CLEANING SYSTEM PUMP HOT AT ALL TIMES HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER LWR RED WIRE RED/YEL WIRE SIG STEERING COLUMN MODULE CONTROL UNIT W/O ECO START/STOP FUNCTION WINDSHIELD WASHER SYSTEM SWITCH WIPER SWITCH

BRN WIRE BRN/BLK WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E H 31 CAN E L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM CORNERING ILLUMINATION FRONT FOG LAMPS INDICATOR LAMP GRN WIRE GRN/WHT WIRE HEADLAMP FLASHER/ HIGH BEAM SWITCH LOW BEAM SWITCH HEADLAMP RANGE ADJUSTMENT ACTUATOR MOTOR HIGH BEAM INDICATOR LAMP HIGH BEAM SOLENOID INSTRUMENT CLUSTER LEFT FRONT LEVEL SENSOR LOW BEAM INDICATOR LAMP PARKING BRAKE INDICATOR SWITCH REAR FOG LAMP INDICATOR LAMP RED/BLU WIRE RIGHT FRONT LAMP UNIT RIGHT XENON LAMP CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT WHT WIRE WHT/RED WIRE XENON BULB W/ INTEGRATED IGNITION MODULE YEL WIRE YEL/WHT WIRE

BLK WIRE BRN WIRE CAN E H CAN E L COMPUTER DATA LINES SYSTEM FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FRONT SAM CONTROL UNIT W/ FUSE/RELAY MODULE FUSE 13 GRN WIRE GRN/WHT WIRE HEATING ELEMENT TEMPERATURE SENSOR HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED LH - NTC- RED/BLU WIRE STEERING COLUMN MODULE CONTROL UNIT STEERING WHEEL ELECTRONICS STEERING WHEEL HEATER STEERING WHEEL HEATER HEATING ELEMENT

ADAPTIVE DAMPING SYSTEM CONTROL UNIT AMPLIFIER CONTROL UNIT BRN WIRE COMPENSATOR/CELLULAR TELEPHONE SYSTEM UMTS CONTROL UNIT) DC/AC CONVERTER CONTROL UNIT DIAGNOSTIC CONNECTOR DRIVER SEAT CONTROL UNIT FROM FUSE 84 (DIAGRAM 2 OF 5) FROM FUSE 87 (DIAGRAM 2 OF 5) FROM REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE (DIAGRAM 1 OF 5) FRONT PASSENGER SEAT CONTROL UNIT FUSE 49 FUSE 50 FUSE 51 FUSE 52 RES FUSE 62 FUSE 63 FUSE 65 FUSE 66 RES FUSE 67 FUSE 68 RES FUSE 69 FUSE 70 FUSE 72 FUSE 73 FUSE 74 FUSE 75 FUSE 76 FUSE 77 FUSE 78 FUSE 79 RES FUSE 80 FUSE 81 FUSE 82 FUSE 85 FUSE 88 RES FUSE 90 RES FUSE 91 RES FUSE 92 RES HEATED REAR WINDOW RELAY INVERTER KEYLESS-GO CONTROL UNIT LEFT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR LEFT FRONT SEAT VENTILATION BLOWER REGULATOR LOAD COMPARTMENT SOCKET MEDIA INTERFACE CONTROL UNIT ORG/BLK WIRE ORG/BLU WIRE PARKING SYSTEM PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE REAR BASS SPEAKER AMPLIFIER REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/ORG WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT REVERSIBLE EMERGENCY TENSIONING RETRACTOR RIGHT FRONT SEAT VENTILATION BLOWER REGULATOR SOCKET MICRO SWITCH SOUND SYSTEM STATIONARY HEATER RADIO REMOTE CONTROL RECEIVER STATIONARY HEATER UNIT STEERING COLUMN MODULE CONTROL UNIT TIRE PRESSURE MONITOR CONTROL UNIT TO FUSE 70 (DIAGRAM 3 OF 5) TO FUSE 73 (DIAGRAM 3 OF 5) TO VEHICLE INTERIOR POWER OUTLET (DAIGRAM 2 OF 5) VIDEO, RADAR SENSOR SYSTEM WEIGHT SENSING SYSTEM (WSS) CONTROL UNIT

AUDIO COMAND CONTROL PANEL AUDIO/ COMAND DISPLAY AUTOMATIC AIR CONDITIONING CONTROL, OPERATING UNIT BACKUP RELAY BLK/BLU WIRE BLU/RED WIRE BRN WIRE CIRCUIT 15 RELAY CONTROL UNIT) ELECTRONIC SELECTOR LEVEL MODULE CONTROL UNIT ENGINE CIRCUIT 87 RELAY FANFARE HORN RELAY FROM FRONT ELECTRICAL PREFUSE BOX (DIAGRAM 1 OF 5) FRONT PASSENGER SEAT OCCUPIED RECOGNITION, AUTOMATIC CHILD SEAT RECOGINITION FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE FUSE 10 FUSE 11 FUSE 12 FUSE 13 FUSE 15 FUSE 16 FUSE 17 FUSE 18 FUSE 21 FUSE 29 FUSE 30 FUSE 32 FUSE 8 FUSE 9 GLOVE BOX LAMP/ SWITCH GLOVE BOX SOCKET INSTRUMENT PANEL SWITCH GROUP LEFT FRONT LAMP UNIT MOBILE PHONE ELECTRICAL CONNECTOR MULTI-FUNCTION CAMERA NAVIGATION MODULE NCA WIRE OIL COOLER FAN MOTOR RELAY OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING ROOF CONTROL MODULE PNK/BLK WIRE PNK/BLU WIRE PNK/GRN WIRE PNK/WHT WIRE PNK/YEL WIRE RED WIRE RED/BLU WIRE RED/BRN WIRE RED/GRN WIRE RED/GRY WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT LAMP UNIT SECONDARY AIR INJECTION RELAY STEERING COLUMN MODULE CONTROL UNIT SUPPLEMENTAL RESTRAINT SYSTEM TO CHASSIS CIRCUIT UPPER CONTROL PANEL CONTROL UNIT W/O NAVIGATION WIPER MOTOR WIPER PARK HEATER

BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/VIO WIRE BRN/YEL WIRE CENTER REAR SEAT BELT BUCKLE SWITCH DRIVER AIR BAG SQUIB 1 DRIVER AIR BAG SQUIB 2 DRIVER KNEEBAG SQUIB EMERGENCY CALL SYSTEM CONTROL UNIT FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT FRONT PASSENGER AIR BAG SQUIB 1 FRONT PASSENGER AIR BAG SQUIB 2 FRONT PASSENGER SEAT OCCUPIED RECOGNITION FRONT PASSENGER SEAT OCCUPIED RECOGNITION, AUTOMATIC CHILD SEAT RECOGNITION GRN WIRE GRN/YEL WIRE GRY WIRE LEFT FRONTAL ACCELERATION SENSOR LEFT REAR DOOR PRESSURE SENSOR LEFT REAR EMERGENCY TENSIONING RETRACTOR SQUIB LEFT REAR SEAT BELT BUCKLE SWITCH LEFT REAR SIDE BAG SQUIB LEFT SIDE AIR BAG SENSOR NCA WIRE PNK/BLK WIRE RED WIRE RED/VIO WIRE RIGHT FRONTAL ACCELERATION SENSOR RIGHT REAR DOOR PRESSURE SENSOR RIGHT REAR SEAT BELT BUCKLE SWITCH RIGHT SIDE AIR BAG SENSOR STEERING COLUMN MODULE CONTROL UNIT VIO WIRE VIO/GRN WIRE W/ REAR SIDE AIR BAG WHT WIRE WHT/BRN WIRE WHT/YEL WIRE YEL WIRE

AUTOMATIC TRANSMISSION MODE BUTTON AUTOMATIC TRANSMISSION NEUTRAL POSITION SWITCH BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C L COMPUTER DATA LINES SYSTEM ELECTRIC STEERING LOCK CONTROL UNIT ELECTRIC TRANSMISSION OIL PUMP, TRANSMISSION OIL AUXILIARY PUMP CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT ELECTRONIC SELECTOR LEVER MODULE CONTROL MODULE FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FULLY INTEGRATED TRANSMISSION CONTROL UNIT FUSE 16 FUSE 33 GEAR INDICATOR GEAR INDICATOR SENSOR GRN WIRE GRN/WHT WIRE GRY/BLU WIRE HOT W/ CHASSIS CIRCUIT 87 RELAY ENERGIZED HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER INTERNAL TRANSMISSION SPEED RPM SENSOR OUTPUT SHAFT RPM SENSOR PNK/RED WIRE PRND R/P S (-) RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE SELECT LEVER POSITIONS R, P LOCKING SOLENOID SELECTION RANGE SENSOR SHIFT GATE SYMBOL ILLUMINATION SIG STEERING COLUMN MODULE CONTROL UNIT STEERING COLUMN) TIPP (+) TIPP (MASSE) TIPP (PLUS) TORQUE CONVERTER LOCKUP CLUTCH CONTROL SOLENOID VALVE TRANSMISSION MODE DISPLAY TRANSMISSION OIL TEMPERATURE SENSOR TURBINE WHEEL RPM SENSOR W/ KEYLESS GO SYSTEM W/O KEYLESS GO SYSTEM WHT WIRE WHT/GRN WIRE WORKING PRESSURE CONTROL SOLENOID VALVE YEL WIRE

ANST BLK WIRE BLK/GRY WIRE BLK/YEL WIRE BRN WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE CAN B H CAN B L CAN E H CAN E L COMBINATION SWITCH COMPUTER DATA LINES SYSTEM ELECTRONIC IGNITION SWITCH CONTROL UNIT FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE FUSE 10 FUSE 13 FUSE 17 FUSE 27 FUSE 38 GRN WIRE GRN/WHT WIRE GRY/RED WIRE GRY/YEL WIRE HOT AT ALL TIMES HOT W/ CIRCUIT HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED INSTRUMENT CLUSTER LIGHT SENSOR (STANDARD) RAIN/LIGHT SENSOR (IF EQUIPPED) LIN 2 NCA WIRE OVERHEAD CONTROL PANEL CONTROL UNIT OVERHEAD CONTROL PANEL ELECTRONICS PNK/GRY WIRE REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE RED WIRE RED/BLU WIRE SIG SPRAY NOZZLE HEATER SPRAY NOZZLE HOSE HEATER STEERING COLUMN MODULE CONTROL UNIT TAILGATE WINDSHIELD WIPER RELAY TAILGATE WIPER MOTOR VIO/YEL WIRE W/O POWER GLASS TILTING /SLIDING SUNROOF WINDSHIELD WASHER SYSTEM FLUID LEVEL SWITCH WINDSHIELD WASHER SYSTEM PUMP WINDSHIELD WASHER SYSTEM SWITCH WIPER MOTOR WIPER PARK HEATER WIPER SWITCH YEL/BLU WIRE