Mercedes-Benz GLS-class X167 (2019-2023) rear central control unit Wiring diagrams

BLK/VIO WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L CAN-B H AAG COMPUTER DATA LINES SYSTEM D-SIG FRONT CENTRAL CONTROL UNIT FUSE 316 FUSE 318 FUSE 476 FUSE 705 HECKD HECKR HOT AT ALL TIMES LEFT ENGINE HOOD CONTACT SWITCH OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX REAR CENTRAL CONTROL UNIT REAR FUSE, RELAY MODULE REAR WINDOW GLASS BREAKAGE SENSOR RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT ENGINE HOOD CONTACT SWITCH RIGHT REAR DOOR EXIT, WARNING LAMP SIG STARTER BATTERY PREFUSE BOX TANK CAP CENTRAL LOCKING ACTUATOR TRUNK LID/ LIFTGATE LOCK TRUNK LID/ LIFTGATE LOCKING ELEMENT YEL WIRE YEL/BRN WIRE

BLK/VIO WIRE BLU/BRN WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/GRN WIRE BRN/GRY WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE CAN B H CAN B L CAN-B H AAG COMPUTER DATA LINES SYSTEM D-SIG FRONT CENTRAL CONTROL UNIT FUSE 316 FUSE 318 FUSE 476 FUSE 705 HECKD HECKR HOT AT ALL TIMES LEFT ENGINE HOOD CONTACT SWITCH OVERHEAD CONTROL PANEL CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX REAR CENTRAL CONTROL UNIT REAR FUSE, RELAY MODULE REAR WINDOW GLASS BREAKAGE SENSOR RED WIRE RED/BLK WIRE RED/YEL WIRE RIGHT ENGINE HOOD CONTACT SWITCH RIGHT REAR DOOR EXIT, WARNING LAMP SIG STARTER BATTERY PREFUSE BOX TANK CAP CENTRAL LOCKING ACTUATOR TRUNK LID/ LIFTGATE LOCK TRUNK LID/ LIFTGATE LOCKING ELEMENT YEL WIRE YEL/BRN WIRE

BLK/ORG WIRE BLK/VIO WIRE BLU/BLK WIRE BLU/GRN WIRE BLU/RED WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L COMPUTER DATA LINES SYSTEM FRONT PASSENGER DOOR AMBIANCE ILLUMINATION FRONT PASSENGER DOOR EXIT, WARNING LAMP FRONT PASSENGER DOOR HANDLE AMBIANCE ILLUMINATION FRONT PASSENGER DOOR POCKET LIGHTING GRN WIRE GRY/BLU WIRE GRY/GRN WIRE HECKL HECKR ILLUMINATED LOADING SILL LEFT FRONT ILLUMINATED DOOR SILL MOLDING LEFT LOAD COMPARTMENT LAMP LEFT REAR ILLUMINATED DOOR SILL MOLDING LEFT REAR READING LAMP LEFT RUNNING BOARD COURTESY LIGHT NCA WIRE REAR CENTRAL CONTROL UNIT RED WIRE RED/BLK WIRE RED/WHT WIRE RIGHT FRONT ILLUMINATED DOOR SILL MOLDING RIGHT LOAD COMPARTMENT LAMP RIGHT REAR ILLUMINATED DOOR SILL MOLDING RIGHT REAR READING LAMP RIGHT RUNNING BOARD COURTESY LIGHT WHT/BLK WIRE WHT/YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

2.0L TURBO 3.0L TURBO HYBRID 4.0L TURBO HYBRID ACTIVE ENGINE SOUND GENERATOR CONTROL UNIT BACKUP RELAY BRAKE BOOSTER VACUUM PUMP RELAY BRN WIRE BRN/WHT WIRE COOLANT CIRCULATION PUMP DRIVER MULTI-CONTOUR SEAT CONTROL UNIT DRIVER SEAT CONTROL UNIT DRIVER SEAT HEATER CONTROL UNIT DRIVER SEAT LUMBAR SUPPORT PNEUMATIC PUMP DRIVER SEAT SIDE PRE-SAFE PULSE SQUIB DRIVER SIDE BAG SQUIB DRIVER'S SEAT LUMBAR SUPPORT ELECTROPNEUMATIC CONTROLLER UNIT ECO START/STOP FUNCTION ADDITIONAL BATTERY RELAY ELECTRIC COOLANT PUMP ELECTRIC MACHINE 1 POWER ELECTRONICS CONTROL UNIT ELECTRICAL POWER STEERING CONTROL UNIT ENGINE COMPARTMENT FUSE, RELAY MODULE HEATED REAR WINDOW RELAY HIGH VOLTAGE BATTERY MODULE ILLUMINATED LOADING SILL LEFT FANFARE HORN LEFT FRONT LAMP UNIT LEFT REAR FOOTWELL LAMP LEFT SWITCHABLE ENGINE MOUNT LEFT WINDSHIELD WIPER HEATER LIFTGATE WINDSHIELD WASHER SYSTEM PUMP LOW-TEMPERATURE CIRCUIT COOLANT PUMP 1 MULTI-CONTOUR SEAT PNEUMATIC PUMP NCA WIRE RADOME HEATER REAR BACKREST REFRIGERATOR BOX REAR CENTRAL CONTROL UNIT REAR FUSE, RELAY MODULE RED WIRE RIGHT EXHAUST FLAP ACTUATOR MOTOR RIGHT FANFARE HORN RIGHT FRONT LAMP UNIT RIGHT REAR BRAKE WEAR SENSOR RIGHT REAR PASSENGER COMPARTMENT PTC HEATER BOOSTER RIGHT SWITCHABLE ENGINE MOUNT RIGHT THIRD ROW SEAT BELT BUCKLE SWITCH RIGHT WINDSHIELD WIPER HEATER SHORT, LONG-RANGE RADAR SENSOR SOUND GENERATOR SPRAY NOZZLE HOSE HEATER SUBWOOFER AMPLIFIER THIRD ROW SEAT CENTER USB PORT WINDSHIELD WIPER HEATING RELAY WIPER MOTOR

BLK/GRN WIRE BLK/RED WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CLIMATE CONTROL UNIT COMPUTER DATA DATA LINES COMPUTER DATA LINES SYSTEM DRIVER DOOR CONTROL UNIT DRIVER SIDE OUTSIDE MIRROR DRIVER'S DOOR DRIVER-SIDE FUSE, RELAY MODULE FRONT PASSENGER DOOR CONTROL UNIT FUSE 213 FUSE 302 FUSE 474 FUSE 506 FUSE 714 HEAT (+) HEAT GND HEATED REAR WINDOW RELAY HECKR HOT AT ALL TIMES NCA WIRE PASSENGER SIDE OUTSIDE MIRROR PASSENGER-SIDE A-PILLAR FUSE BOX REAR CENTRAL CONTROL UNIT REAR FUSE, RELAY MODULE REAR WINDOW HEATER REAR WINDOW INTERFERENCE SUPPRESSION CAPACITOR RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE STARTER BATTERY PREFUSE BOX VEHICLE INTERIOR PREFUSE BOX

2.0L TURBO 3.0L TURBO HYBRID 4.0L TURBO HYBRID BLK WIRE BLK/BLU WIRE BLU/BLK WIRE BLU/RED WIRE BRN WIRE BRN/YEL WIRE CAN B H HECKL CAN B L CENTER REAR SEAT BELT BUCKLE SWITCH COMPUTER DATA LINES SYSTEM DRIVER SEAT BELT BUCKLE SWITCH DRIVER SEAT POSITION HALL SENSOR FRONT PASSENGER SEAT OCCUPIED RECOGNITION GRY WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/WHT WIRE HERMES CONTROL UNIT LEFT REAR SEAT BELT BUCKLE SWITCH LEFT THIRD ROW SEAT BELT BUCKLE SWITCH ME-SFI (ME) CONTROL UNIT NCA WIRE ORG/GRN WIRE PNK/BLK WIRE PNK/GRN WIRE REAR CENTRAL CONTROL UNIT RIGHT REAR SEAT BELT BUCKLE SWITCH RIGHT THIRD ROW SEAT BELT BUCKLE SWITCH SIG WEIGHT SENSING SYSTEM (WSS) CONTROL UNIT YEL/BRN WIRE

A SIG BLK/BLU WIRE BLK/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B H CAN B L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM D-SIG ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX FRONT CENTRAL CONTROL UNIT FUSE 105 FUSE 111 FUSE 339 FUSE 612 HECKD HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LEFT WINDSHIELD WIPER HEATER (W/ HEATED MAGIC VISION CONTROL) LIFTGATE WINDSHIELD WASHER SYSTEM PUMP PASSENGER-SIDE A-PILLAR FUSE BOX RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR CENTRAL CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/ORG WIRE RED/WHT WIRE REL (+) RIGHT WINDSHIELD WIPER HEATER SIG SPRAY NOZZLE HOSE HEATER (IF EQUIPPED) TAILGATE WIPER MOTOR (CENTER OF TAILGATE) VIO WIRE VIO/WHT WIRE WINDSHIELD WASHER FLUID LEVEL INDICATOR SWITCH WINDSHIELD WASHER SYSTEM PUMP WINDSHIELD WIPER HEATING RELAY WIPER MOTOR YEL/BLU WIRE

A SIG AAG BLK WIRE BLK/BLU WIRE BLK/PNK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE BRN/WHT WIRE CAN B H CAN B L CAN C H CAN C L COMPUTER DATA COMPUTER DATA LINES SYSTEM CRASH D-SIG ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX FUEL PUMP (FP) FUEL PUMP CONTROL UNIT (UNDER RIGHT REAR SEAT) FUEL TANK DIAGNOSTIC MODULE FUSE 101 FUSE 102 FUSE 103 FUSE 104 FUSE 612 GRN/GRY WIRE HECKR HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FUEL TANK FUEL LEVEL INDICATOR FILL LEVEL SENSOR LINES SYSTEM ME-SFI (ME) CONTROL UNIT NCA WIRE ORG/BLU WIRE PNK WIRE PNK/BLK WIRE PNK/WHT WIRE REAR CENTRAL CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/GRY WIRE RED/WHT WIRE RED/YEL WIRE REL (+) RIGHT FUEL TANK FUEL LEVEL INDICATOR FILL LEVEL SENSOR SIG SUPPLEMENTAL RESTRAINTS SYSTEM VIO/ORG WIRE WHT WIRE

AAG BLK/PNK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 118 FUSE 324 FUSE 334 FUSE 5 HECKD HECKR HIGH-VOLTAGE DISCONNECT DEVICE HOT AT ALL TIMES HOT W/ LINES SYSTEM LOW TEMPERATURE CIRCUIT SWITCHOVER VALVE 2 ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/GRN WIRE PNK/RED WIRE PNK/YEL WIRE PYRO PYROFUSE REAR CENTRAL CONTROL UNIT RED/BLK WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE SHIELD SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE

AAG BLK/PNK WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L COMPUTER DATA ENGINE COMPARTMENT FUSE, RELAY MODULE FUSE 118 FUSE 324 FUSE 334 FUSE 5 HECKD HECKR HIGH-VOLTAGE DISCONNECT DEVICE HOT AT ALL TIMES HOT W/ LINES SYSTEM LOW TEMPERATURE CIRCUIT SWITCHOVER VALVE 2 ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/GRN WIRE PNK/RED WIRE PNK/YEL WIRE PYRO PYROFUSE REAR CENTRAL CONTROL UNIT RED/BLK WIRE RED/BLU WIRE RED/VIO WIRE RED/WHT WIRE SHIELD SIG SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT VIO WIRE