Mercedes-Benz GLS-class AMG X167 facelift (2023-2024) nca Wiring diagrams

This page contains all the electrical diagrams for the component. nca, in which he is found in the car Mercedes-Benz GLS-class AMG X167 facelift (2023-2024). You can view various wiring diagrams where this component is used, as well as go to more detailed diagrams to see the complete connection and interaction in the system. All diagrams have links to quickly jump to the corresponding section with the component for easy viewing..

nca wiring diagram (1 of 41)

3.0L TURBO HYBRID 4.0L TURBO HYBRID AC HOUSING, AIR QUALITY SENSOR BLK WIRE BLU/GRY WIRE BLU/WHT WIRE BRN WIRE BRN/BLU WIRE BRN/VIO WIRE BRN/WHT WIRE COOLANT CIRCULATION PUMP DRIVER-SIDE FUSE, RELAY MODULE ENGINE COMPARTMENT FUSE, RELAY MODULE EVAPORATOR TEMPERATURE SENSOR FUSE 120 FUSE 204 GRN/BLU WIRE GRN/VIO WIRE GRN/WHT WIRE GRY/RED WIRE GRY/VIO WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INTERIOR TEMPERATURE SENSOR IONIZER LEFT SIDE AIR VENT AIR OUTLET TEMPERATURE SENSOR NCA WIRE PERFUME ATOMIZER GENERATOR PNK WIRE RED WIRE RED/GRN WIRE RED/VIO WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR FOOTWELL A/C TEMPERATURE SENSOR SIG VIO/YEL WIRE WHT/GRN WIRE WHT/VIO WIRE

Go to component -> Automatic a/c circuit (2 of 8) -> NCA WIRE

nca wiring diagram (2 of 41)

3.0L TURBO HYBRID 4.0L TURBO HYBRID BLK WIRE BLU WIRE BRN WIRE BRN/VIO WIRE BRN/WHT WIRE DEFROSTER VENT FLAP ACTUATOR MOTOR ELECTRIC ADDITIONAL COMPRESSOR ELECTRIC REFRIGERANT COMPRESSOR FUSE 486 FUSE 5 GRN/VIO WIRE GRY/RED WIRE HOT AT ALL TIMES LEFT BLENDING AIR FLAP ACTUATOR LEFT CENTER AIR OUTLET FLAP ACTUATOR MOTOR LEFT REAR FOOTWELL A/C TEMPERATURE SENSOR LEFT SIDE OUTLET FLAP ACTUATOR MOTOR NCA WIRE REAR AIR CONDITIONING ELECTRONIC BLOWER CONTROLLER REAR AIR CONDITIONING EVAPORATOR TEMPERATURE SENSOR REAR FUSE, RELAY MODULE RED/WHT WIRE RIGHT REAR CENTER AIR OUTLET ACTUATOR MOTOR WHT WIRE YEL WIRE

Go to component -> Automatic a/c circuit (5 of 8) -> NCA WIRE

nca wiring diagram (3 of 41)

4.0L TURBO HYBRID BATTERY DISCONNECT SWITCH RELAY BATTERY SENSOR (UNDER DRIVER'S SEAT) BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C L CAN HMI H CAN HMI L CAN L H CAN L L COMPUTER DATA LINES SYSTEM DC/DC CONVERTER CONTROL UNIT FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 315 FUSE 509 FUSE 702 GRN WIRE GRN/WHT WIRE INSTRUMENT CLUSTER CONTROL UNIT ME-SFI (ME) CONTROL UNIT NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY PASSENGER-SIDE A-PILLAR FUSE BOX POWER DISTRIBUTION SYSTEM PYROFUSE RED WIRE RED/BLK WIRE RED/WHT WIRE SIG STARTER GENERATOR CONTROL UNIT VEHICLE INTERIOR PREFUSE BOX WHT WIRE YEL WIRE

Go to component -> Charging circuit -> NCA WIRE

nca wiring diagram (4 of 41)

BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CAN A H CAN A L CAN HMI H CAN HMI L COMPUTER DATA LINES SYSTEM DRIVER HANDS-FREE SYSTEM MICROPHONE DRIVER-SIDE FUSE, RELAY MODULE FLEX-E BM FLEX-E BP FRONT PASSENGER HANDS-FREE SYSTEM MICROPHONE FUSE 203 FUSE 307 FUSE 317 FUSE 333 FUSE 458 GNSS GPS ANTENNA GRN WIRE GRN/BLU WIRE HEAD UNIT HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT REAR VIEW MIRROR N/A N/A MM-BOX NCA WIRE ORG/ WIRE PARKING SYSTEM CONTROL UNIT PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/BLU WIRE REAR FUSE, RELAY MODULE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SHIELD SHIELD RVC SIG STEERING COLUMN MODULE CONTROL UNIT USB VIO WIRE WAKE-UP WHT WIRE

Go to component -> Comand actuation circuit (1 of 4) -> NCA WIRE

nca wiring diagram (5 of 41)

BLK/YEL WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CENTER FRONT MIDRANGE SPEAKER (STANDARD) ELECTRONIC IGNITION SWITCH CONTROL UNIT FM AM FRONT CENTER CONSOLE USB CONNECTOR FUSE 320 FUSE 338 GRN WIRE GRY WIRE GRY/BLK WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED N/A NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SHIELD SIG SOUND SYSTEM AMPLIFIER CONTROL UNIT USB USB DATA - VIO WIRE WAKE-UP WHT WIRE WHT/YEL WIRE

Go to component -> Comand actuation circuit (2 of 4) -> NCA WIRE

nca wiring diagram (6 of 41)

AUDIO BLK WIRE BLK/BLU WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CAN A H CAN A L CAN-D H CAN-D L COMPUTER DATA LINES SYSTEM EMERGENCY CALL SYSTEM ANTENNA 1 EMERGENCY CALL SYSTEM ANTENNA 2 GRY WIRE GRY/BLK WIRE GRY/WHT WIRE HEAD UNIT/INSTRUMENT CLUSTER DISPLAY CLUSTER NCA WIRE OFF-ROAD OPERATING PANEL CONTROL UNIT RED WIRE RED/BLK WIRE RED/WHT WIRE SHIELD SIG SUPPLEMENTAL RESTRAINTS SYSTEM TOUCHPAD VIO WIRE WHT WIRE YEL WIRE

Go to component -> Comand actuation circuit (3 of 4) -> NCA WIRE

nca wiring diagram (7 of 41)

AMBIANCE ILLUMINATION CONTROL UNIT BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C L CAN L CAN L H CAN L L CAN PER H CAN PER L DC/DC CONVERTER CONTROL UNIT DRIVER DOOR CONTROL UNIT DRIVER MULTICONTOUR SEAT CONTROL UNIT DRIVER SEAT BACKREST MASSAGE FUNCTION CONTROL UNIT DRIVER SEAT CUSHION MASSAGE FUNCTION CONTROL UNIT DRIVER'S DOOR DRIVETRAIN CONTROL UNIT (RIGHT KICK PANEL) FLEX-E BM FLEX-E BP FRONT PASSENGER DOOR CONTROL UNIT FRONT PASSENGER MULTICONTOUR SEAT CONTROL UNIT FRONT PASSENGER SEAT BACKREST MASSAGE FUNCTION CONTROL UNIT FRONT PASSENGER SEAT CUSHION MASSAGE FUNCTION CONTROL UNIT GRN WIRE GRN/GRY WIRE GRN/WHT WIRE GRY WIRE LEFT REAR DOOR CONTROL UNIT NCA WIRE ORG/ WIRE ORG/WHT WIRE OVERHEAD CONTROL PANEL CONTROL UNIT PANORAMIC SLIDING SUNROOF CONTROL MODULE PNK WIRE PNK/GRY WIRE RIGHT REAR DOOR CONTROL UNIT (RIGHT REAR DOOR) TRANSFER CASE CONTROL UNIT (UNDER CENTER OF VEHICLE) WHT WIRE

Go to component -> High/low bus circuit (7 of 8) -> NCA WIRE

nca wiring diagram (8 of 41)

AUDIO AUDIO (-) SIG-A AUDIO GND BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CENTER FRONT MID-RANGE SPEAKER (PREMIUM) COMPUTER DATA LINES SYSTEM FUSE 475 GRY WIRE GRY/GRN WIRE GRY/WHT WIRE HEAD UNIT HERMES CONTROL UNIT HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED LEFT FRONT BASS SPEAKER (PREMIUM) LEFT FRONT MID-RANGE SPEAKER (PREMIUM) LEFT FRONT TWEETER (PREMIUM) LEFT REAR MID-RANGE SPEAKER (PREMIUM) LEFT REAR SURROUND SOUND SYSTEM MID-RANGE SPEAKER (PREMIUM) LEFT REAR TWEETER (PREMIUM) MIC - MUTE N/A N/A EMOST NCA WIRE PNK/BLK WIRE PNK/WHT WIRE REAR FUSE, RELAY MODULE RED WIRE RIGHT FRONT BASS SPEAKER (PREMIUM) RIGHT FRONT MID-RANGE SPEAKER (PREMIUM) RIGHT FRONT TWEETER (PREMIUM) RIGHT REAR MID-RANGE SPEAKER (PREMIUM) RIGHT REAR SURROUND SOUND SYSTEM MID-RANGE SPEAKER (PREMIUM) RIGHT REAR TWEETER (PREMIUM) SIG SIG A SOUND SYSTEM AMPLIFIER CONTROL UNIT VIO WIRE VIO/WHT WIRE YEL/BLU WIRE

Go to component -> Sound amplifier circuit -> NCA WIRE

nca wiring diagram (9 of 41)

39 20 A-SIG 4.0L TURBO HYBRID A SIG BATTERY DISCONNECT SWITCH RELAY BATTERY SENSOR (UNDER DRIVER'S SEAT) BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE BRN/RED WIRE CAN B H CAN B L CAN C H CAN C L CAN HMI H CAN HMI L CAN L CAN L H CAN L L COMPUTER DATA LINES SYSTEM DC/DC CONVERTER CONTROL UNIT ELECTRONIC IGNITION SWITCH CONTROL UNIT ENGINE COMPARTMENT PREFUSE BOX ENGINE START/STOP BUTTON FLEX-E BM FLEX-E BP FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FULLY INTEGRATED TRANSMISSION CONTROL CONTROLLER UNIT FUSE 315 FUSE 509 FUSE 702 FUSE 703 GRN WIRE GRN/RED WIRE GRN/WHT WIRE INSTRUMENT CLUSTER CONTROL UNIT ME-SFI (ME) CONTROL UNIT NCA WIRE ON-BOARD ELECTRICAL SYSTEM BATTERY ORG/ WIRE PASSENGER-SIDE A-PILLAR FUSE BOX PNK WIRE PNK/RED WIRE POWER DISTRIBUTION SYSTEM PYROFUSE RED WIRE RED/BLK WIRE RED/WHT WIRE SIG STARTER GENERATOR CONTROL UNIT STEERING COLUMN MODULE CONTROL UNIT VEHICLE INTERIOR PREFUSE BOX VOLTAGE DIP LIMITER WHT WIRE YEL WIRE

Go to component -> Starting circuit -> NCA WIRE

nca wiring diagram (10 of 41)

BLK/BLU WIRE BLK/GRN WIRE BLK/YEL WIRE BRN WIRE BRN/BLK WIRE BRN/BLU WIRE BRN/GRY WIRE BRN/RED WIRE BRN/YEL WIRE CAN B CAN B H CAN B L CAN HMI H CAN HMI L CIRCUIT 50 RELAY COMPUTER DATA LINES SYSTEM ENGINE COMPARTMENT FUSE, RELAY MODULE ENGINE COMPARTMENT PREFUSE BOX FRONT SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT FUSE 105 FUSE 106 FUSE 111 FUSE 339 FUSE 612 GRN WIRE HECKD HOT AT ALL TIMES HOT W/ BATTERY DISCONNECT SWITCH RELAY ENERGIZED INSTRUMENT CLUSTER CONTROL UNIT LEFT WINDSHIELD WIPER HEATER LIFTGATE WINDSHIELD WASHER SYSTEM PUMP NCA WIRE PASSENGER-SIDE A-PILLAR FUSE BOX RAIN/LIGHT SENSOR W/ ADDITIONAL FUNCTIONS REAR SIGNAL ACQUISITION, ACTUATION MODULE CONTROL UNIT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT WINDSHIELD WIPER HEATER SIG SPRAY NOZZLE HOSE HEATER TAILGATE WIPER MOTOR (CENTER OF LIFTGATE) VIO WIRE VIO/WHT WIRE WINDSHIELD WASHER FLUID LEVEL INDICATOR SWITCH WINDSHIELD WASHER SYSTEM PUMP WINDSHIELD WIPER HEATING RELAY WIPER MOTOR WIPER PARK HEATER YEL/BLU WIRE

Go to component -> Wiper/washer circuit -> NCA WIRE

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Mercedes-Benz GLS-class AMG X167 facelift (2023-2024) nca Wiring diagrams

nca wiring diagram (1 of 41)

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nca wiring diagram (2 of 41)

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nca wiring diagram (3 of 41)

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nca wiring diagram (4 of 41)

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nca wiring diagram (5 of 41)

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nca wiring diagram (6 of 41)

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nca wiring diagram (7 of 41)

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nca wiring diagram (8 of 41)

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nca wiring diagram (9 of 41)

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nca wiring diagram (10 of 41)

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