BMW 3 series G20/G21 facelift (2022-2024) nca Wiring diagrams
This page contains all the electrical diagrams for the component. nca, in which he is found in the car BMW 3 series G20/G21 facelift (2022-2024). 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..
Wiring diagram nca (1 of 125)
AIR CONDITIONING
BLK WIRE
BLU WIRE
BLU/RED WIRE
BRN WIRE
BRN/YEL WIRE
COMPUTER DATA LINES SYSTEM
DRIVER SEAT MODULE
DRIVER THIGH SUPPORT HEATING
DRIVER'S SEAT BACKREST HEATING
DRIVER'S SEAT SURFACE HEATING
FRONT PASSENGER SEAT MODULE
FRONT PASSENGER SEAT OCCUPANCY DETECTION EVALUATION ELECTRONICS
FRONT PASSENGER SEAT OCCUPANCY DETECTION SEAT CUSHION HEATER/SENSOR
FRONT PASSENGER THIGH SUPPORT HEATING
FRONT PASSENGER'S SEAT BACKREST HEATING
FUSE 55
FUSE 56
GRN WIRE
GRN/VIO WIRE
GRY WIRE
NCA WIRE
RED WIRE
RED/WHT WIRE
RED/YEL WIRE
RELAY ENERGIZED
RIGHT FRONT POWER DISTRIBUTION BOX
VIO WIRE
W/ EXTENDABLE THIGH SUPPORT
W/O EXTENDABLE THIGH SUPPORT
WHT WIRE
YEL WIRE
Go to component -> Front heated seats circuit, w/ memory -> NCA WIRE
Wiring diagram nca (2 of 125)
AIR CONDITIONING
BLK WIRE
BLU WIRE
BLU/RED WIRE
BODY DOMAIN CONTROLLER
BRN WIRE
BRN/GRN WIRE
BRN/YEL WIRE
COMPUTER DATA LINES SYSTEM
DRIVER THIGH SUPPORT HEATING
DRIVER'S SEAT BACKREST HEATING
DRIVER'S SEAT HEATING ELECTRONICS
DRIVER'S SEAT SURFACE HEATING
FRONT PASSENGER SEAT HEATING ELECTRONICS
FRONT PASSENGER SEAT OCCUPANCY DETECTION EVALUATION ELECTRONICS
FRONT PASSENGER SEAT OCCUPANCY DETECTION SEAT CUSHION HEATER/SENSOR
FRONT PASSENGER THIGH SUPPORT HEATING
FRONT PASSENGER'S SEAT BACKREST HEATING
FUSE 48
FUSE 52
GRN WIRE
GRN/VIO WIRE
GRY WIRE
NCA WIRE
REAR DRIVER'S SIDE SEAT HEATING MODULE
REAR PASSENGER'S SIDE SEAT HEATING MODULE
RED WIRE
RED/GRN WIRE
RED/WHT WIRE
RELAY ENERGIZED
RIGHT FRONT POWER DISTRIBUTION BOX
VIO WIRE
W/ EXTENDABLE THIGH SUPPORT
W/O EXTENDABLE THIGH SUPPORT
WHT WIRE
YEL WIRE
Go to component -> Front heated seats circuit, w/o memory -> NCA WIRE
Wiring diagram nca (3 of 125)
BLK WIRE
BRN WIRE
ELECTRONICS TOUCH DETECTION
FUSE 57
GRN/BLU WIRE
HEATED STEERING WHEEL SWITCH
LEFT-HAND MULTI-FUNCTION STEERING COLUMN SWITCH CLUSTER
NCA WIRE
RED WIRE
RED/BLU WIRE
RED/WHT WIRE
RELAY ENERGIZED
RIGHT FRONT POWER DISTRIBUTION BOX
STEERING COLUMN SWITCH CLUSTER
STEERING WHEEL HEATING
STEERING WHEEL MODULE
VIBRATION ACTUATOR
Go to component -> Heated steering wheel circuit -> NCA WIRE
Wiring diagram nca (4 of 125)
BLK WIRE
BLU WIRE
BLU/BRN WIRE
BLU/RED WIRE
BRN WIRE
BRN/BLK WIRE
COMPUTER DATA LINES SYSTEM
FUSE 30
FUSE 34
FUSE 39
FUSE 73
GRN WIRE
HEAD-UP DISPLAY
HOT AT ALL TIMES
HOT W/
INSTRUMENT PANEL
NCA WIRE
ORG/ WIRE
RED WIRE
RED/BLU WIRE
RED/WHT WIRE
RED/YEL WIRE
RELAY ENERGIZED
RIGHT FRONT POWER DISTRIBUTION BOX
SOUND SYSTEMS
W/ INSTRUMENT CLUSTER (KOMBI)
W/O INSTRUMENT CLUSTER (KOMBI)
WHT WIRE
WHT/BRN WIRE
WHT/RED WIRE
YEL/BLK WIRE
YEL/BLU WIRE
YEL/GRN WIRE
YEL/WHT WIRE
Go to component -> Instrument cluster circuit (1 of 2) -> NCA WIRE
Wiring diagram nca (5 of 125)
3.0L TURBO
BLK WIRE
BLU WIRE
BLU/BRN WIRE
BLU/RED WIRE
BRN WIRE
BRN/BLK WIRE
BRN/YEL WIRE
COMPUTER DATA LINES SYSTEM
COOLANT LEVEL SENSOR
FUEL LEVEL SENSOR
FUEL LEVEL SENSOR 2
GRN WIRE
GRY WIRE
INSTRUMENT CLUSTER (KOMBI)
NCA WIRE
ORG/ WIRE
OUTSIDE TEMPERATURE SENSOR
RED WIRE
RED/YEL WIRE
SOUND SYSTEMS
WHT WIRE
WHT/BRN WIRE
WHT/RED WIRE
YEL/BLK WIRE
YEL/BLU WIRE
YEL/GRN WIRE
YEL/WHT WIRE
Go to component -> Instrument cluster circuit (2 of 2) -> NCA WIRE
Wiring diagram nca (6 of 125)
AUDIO CONTROL PANEL
BLK/YEL WIRE
BODY DOMAIN CONTROLLER
BRN WIRE
COMPUTER DATA LINES SYSTEM
EMERGENCY LOUDSPEAKER
FUSE 1
GPS ANTENNA
GRN WIRE
GRN/BLU WIRE
GRN/GRY WIRE
GRN/RED WIRE
HEAD UNIT
HOT W/ BI-STABLE RELAY ENERGIZED
MICROPHONE (LEFT FRONT OF ROOF)
NCA WIRE
RED WIRE
RED/VIO WIRE
RED/YEL WIRE
SDARS ANTENNA
TELEMATIC COMMUNICATION BOX (IF EQUIPPED) (CENTER REAR OF ROOF)
TELEPHONE ANTENNA
W/ CAR SHARING MODULE
W/ TELEMATICS
W/O CAR SHARING MODULE
W/O TELEMATICS
WHT WIRE
WHT/BLU WIRE
WHT/GRY WIRE
WHT/RED WIRE
YEL WIRE
Go to component -> Navigation circuit, base (4 of 7) -> NCA WIRE
Wiring diagram nca (8 of 125)
BLK/BRN WIRE
BLK/GRN WIRE
BLK/RED WIRE
BLU/BRN WIRE
BLU/GRY WIRE
BLU/RED WIRE
BRN WIRE
BRN/RED WIRE
BRN/WHT WIRE
FUSE 220
GRN WIRE
GRN/GRY WIRE
GRN/RED WIRE
GRY WIRE
GRY/BRN WIRE
GRY/RED WIRE
HOT W/
LEFT FRONT BASS SPEAKER
LEFT FRONT MID-RANGE SPEAKER
LEFT REAR MID-RANGE SPEAKER
NCA WIRE
REAR POWER DISTRIBUTION BOX
RECEIVER AUDIO MODULE
RED/BLU WIRE
RELAY ENERGIZED
RIGHT FRONT BASS SPEAKER
RIGHT FRONT MID-RANGE SPEAKER
RIGHT REAR MID-RANGE SPEAKER
VIO/YEL WIRE
WHT WIRE
WHT/BLK WIRE
WHT/BRN WIRE
WHT/RED WIRE
Go to component -> Navigation circuit, base (7 of 7) -> NCA WIRE
Wiring diagram nca (9 of 125)
BLK WIRE
BLK/RED WIRE
BLU WIRE
BRN WIRE
CD DRIVE
CENTRAL INFORMATION DISPLAY
COMPUTER DATA LINES SYSTEM
FUSE 38
FUSE 59
GRN WIRE
GRY WIRE
HOT AT ALL TIMES
HOT W/ TERMINAL
NCA WIRE
OPTIONAL W/ TERMINATION PLUG
ORG/ WIRE
PREPARING THE NFC READER
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/YEL WIRE
RIGHT FRONT POWER DISTRIBUTION BOX
USB CHARGING SOCKET 3
USB CONNECTION (FRONT OF CENTER CONSOLE)
USB PORT
WHT WIRE
YEL WIRE
Go to component -> Navigation circuit, high level (5 of 7) -> NCA WIRE
Wiring diagram nca (10 of 125)
3.0L TURBO
BATTERY
BLK WIRE
BLK/WHT WIRE
BODY DOMAIN CONTROLLER (RIGHT KICK PANEL)
BRN WIRE
BRN/WHT WIRE
BRN/YEL WIRE
CENTER CONSOLE CONTROL
CHARGING CIRCUIT
COMPUTER DATA LINES SYSTEM
DIGITAL MOTOR ELECTRONICS
ELECTRONIC TRANSMISSION CONTROL
ENGINE COMPARTMENT POWER DISTRIBUTION BOX
EXCEPT 3.0L TURBO
FUSE 39
GRN WIRE
GRN/WHT WIRE
GRY WIRE
HOT AT ALL TIMES
JUMP START TERMINAL
MSA BUTTON (3.0L TURBO) EDRIVE BUTTON (EXCEPT 3.0L TURBO)
NCA WIRE
ON BATTERY)
PNK/BLU WIRE
RED WIRE
RED/WHT WIRE
RIGHT FRONT POWER DISTRIBUTION BOX
SAFETY BATTERY TERMINAL GAS GENERATOR
SAFETY BATTERY TERMINAL STARTER UNIT GAS GENERATOR
START-STOP BUTTON
STARTER MOTOR
TRANSFER TERMINAL POINT
WHT WIRE
YEL WIRE
YEL/BLK WIRE
YEL/WHT WIRE
Go to component -> Starting/charging circuit -> NCA WIRE
