Audi A8 D4 (2010-2014) nca Wiring diagrams
This page contains all the electrical diagrams for the component. nca, in which he is found in the car Audi A8 D4 (2010-2014). 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 (61 of 74)
ACCESS/START AUTHORIZATION BUTTON
ACCUMULATOR SOLENOID
AUTOMATIC TRANSMISSION PRESSURE REGULATING VALVE 1
AUTOMATIC TRANSMISSION PRESSURE REGULATING VALVE 2
AUTOMATIC TRANSMISSION PRESSURE REGULATING VALVE 3
AUTOMATIC TRANSMISSION PRESSURE REGULATING VALVE 4
AUTOMATIC TRANSMISSION PRESSURE REGULATING VALVE 5
AUTOMATIC TRANSMISSION PRESSURE REGULATING VALVE 6
AUTOMATIC TRANSMISSION PRESSURE REGULATING VALVE 7
BLK/GRN WIRE
BLK/WHT WIRE
BRN WIRE
COMPUTER DATA LINES SYSTEM
FUSE CARRIER 2 FUSE 2
FUSE CARRIER 3 FUSE 12
FUSE CARRIER FUSE 10
FUSE CARRIER FUSE 12
FUSE PANEL B (RIGHT END OF DASH)
FUSE PANEL F (RIGHT FRONT LUGGAGE COMPT)
GRN WIRE
GRY/BLU WIRE
GRY/GRN WIRE
GRY/YEL WIRE
HOT AT ALL TIMES
HOT W/ POWER SUPPLY RELAY 2 (TERMINAL 15) ENERGIZED
NCA WIRE
ORG/BLK WIRE
ORG/BRN WIRE
ORG/WHT WIRE
PARKING LOCK SENSOR
PARKING LOCK SOLENOID
RED/GRN WIRE
RED/GRY WIRE
SELECTOR LEVER POSITION SENSOR
SELECTOR LEVER SENSOR SYSTEM CONTROL MODULE
SOLENOID VALVE 1
TRANSMISSION CONTROL MODULE (TCM) (IN BOTTOM OF TRANSMISSION)
TRANSMISSION FLUID TEMPERATURE SENSOR
TRANSMISSION INPUT SPEED SENSOR
TRANSMISSION OUTPUT SPEED SENSOR
VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BEHIND LEFT SIDE OF DASH)
VIO/GRN WIRE
Go to component -> A/t circuit (1 of 3) -> NCA WIRE
Wiring diagram nca (62 of 74)
4.2L
6.3L
BATTERY
BATTERY INTERRUPT IGNITER
BATTERY JUMP
BATTERY MONITORING CONTROL MODULE (CENTER LUGGAGE COMPT)
BEHIND SIDE PANEL)
BLK WIRE
BLK/WHT WIRE
BLU/WHT WIRE
BRN WIRE
COMPUTER DATA LINES SYSTEM
DATA BUS ON BOARD DIAGNOSTIC INTERFACE (RIGHT SIDE OF LUGGAGE COMPT)
ENGINE CONTROLS SYSTEM
GENERATOR, VOLTAGE REGULATOR
INSTRUMENT CLUSTER
INSTRUMENT CLUSTER CONTROL MODULE
MAIN FUSE PANEL
NCA WIRE
ORG/BLU WIRE
ORG/BRN WIRE
RED WIRE
STARTER (BEHIND RIGHT KICK PANEL)
SUPPLEMENTAL RESTRAINTS SYSTEM
SUPPRESSOR
TERMINAL
VIO/WHT WIRE
VOLTAGE STABILIZER (LEFT LUGGAGE COMPT,
YEL WIRE
Go to component -> Charging circuit -> NCA WIRE
Wiring diagram nca (63 of 74)
ANTENNA AMPLIFIER
ANTENNA AMPLIFIER (LOCATED ON THE RIGHT D-PILLAR)
BLK WIRE
BLU WIRE
BRN WIRE
BRN/BLK WIRE
BRN/GRN WIRE
BRN/WHT WIRE
COMPUTER DATA LINES SYSTEM
FIBER OPTIC FIBER OPTIC
FUSE 11
FUSE CARRIER 6
FUSE PANEL F (RIGHT FRONT LUGGAGE COMPT)
GRN WIRE
GRN/VIO WIRE
HOT AT ALL TIMES
LEFT CENTER MICROPHONE
LEFT REAR MICROPHONE
MOST DATA BUS CIRCUIT
NCA WIRE
RADIO
REAR SEAT ENTERTAINMENT CIRCUIT
RED/YEL WIRE
RIGHT CENTER MICROPHONE
RIGHT REAR MICROPHONE
ROOF ANTENNA
W/ TV RECEPTION
W/O TV RECEPTION
WHT WIRE
YEL WIRE
Go to component -> Radio circuit, with bang & olufson sound (1 of 3) -> NCA WIRE
Wiring diagram nca (64 of 74)
1 2 FIBER OPTIC FIBER OPTIC
BLK WIRE
BLU WIRE
BRN WIRE
BRN/BLK WIRE
BRN/BLU WIRE
BRN/GRN WIRE
BRN/WHT WIRE
COMPUTER DATA LINES SYSTEM
DIGITAL TV TUNER
DVD CHANGER (W/ DVD PLAYER)
FUSE PANEL F (RIGHT FRONT LUGGAGE COMPT)
GRN GRN/GRY WIRE
GRN WIRE
GRN/BLU WIRE
GRN/GRY WIRE
GRN/VIO WIRE
HOT AT ALL TIMES FUSE CARRIER 6 FUSE 3
INFORMATION ELECTRONICS CONTROL MODULE 2
MOST DATA BUS CIRCUIT
MULTIMEDIA CONTROL HEAD 2
NCA WIRE
ORG/ WIRE
RADIO
RED/BLK WIRE
WHT WIRE
WHT/GRY WIRE
WHT/YEL WIRE
YEL WIRE
Go to component -> Rear seat entertainment circuit (1 of 2) -> NCA WIRE
Wiring diagram nca (65 of 74)
Go to component -> Rear seat entertainment circuit (2 of 2) -> NCA WIRE
Wiring diagram nca (66 of 74)
14 15 COMPUTER DATA LINES SYSTEM
20 19 COMPUTER DATA LINES SYSTEM
4.2L
6.3L
ACCESS/START AUTHORIZATION BUTTON
BATTERY
BATTERY INTERRUPT IGNITER
BATTERY JUMP START TERMINAL
BATTERY MONITORING CONTROL MODULE (CENTER LUGGAGE COMPT)
BEHIND SIDE TRIM)
BLK WIRE
BLK/BLU WIRE
BLK/GRY WIRE
BLK/RED WIRE
BLK/WHT WIRE
BLK/YEL WIRE
BLU/WHT WIRE
BRN WIRE
CHARGING CIRCUIT
COMFORT SYSTEM CENTRAL CONTROL MODULE (RIGHT SIDE OF LUGGAGE COMPT)
COMPUTER DATA LINES SYSTEM
ENGINE CONTROL MODULE (ECM) (IN CENTER ENGINE COMPT)
ENGINE CONTROLS SYSTEM
FUSE
FUSE CARRIER
FUSE PANEL F (RIGHT FRONT LUGGAGE COMPT)
GRY/GRN WIRE
GRY/RED WIRE
GRY/YEL WIRE
HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED
MAIN FUSE PANEL
NCA WIRE
ORG/BLK WIRE
ORG/BRN WIRE
ORG/GRN WIRE
POWER DISTRIBUTION SYSTEM
RED WIRE
RED/BLK WIRE
STARTER
STARTER RELAY 2 (IN RELAY & FUSE CARRIER,
SUPPLEMENTAL RESTRAINTS SYSTEM
SUPPRESSOR
TRANSMISSION CONTROL MODULE (TCM) (IN BOTTOM OF TRANSMISSION)
VEHICLE ELECTRICAL SYSTEM CONTROL MODULE (BEHIND LEFT SIDE OF DASH)
VIO/WHT WIRE
YEL WIRE
Go to component -> Starting circuit -> NCA WIRE
Wiring diagram nca (67 of 74)
AIR BAG CONTROL MODULE (BELOW CENTER OF DASH, ON TRANSMISSION TUNNEL)
AIR BAG SPIRAL SPRING/
BATTERY INTERRUPT IGNITER
BLK WIRE
BLK/BRN WIRE
BLK/WHT WIRE
BLK/YEL WIRE
BLU WIRE
BLU/WHT WIRE
BRN WIRE
BRN/GRY WIRE
BRN/RED WIRE
COMPUTER DATA LINES SYSTEM
DRIVER AIRBAG RELEASE VALVE IGNITER
DRIVER FRONT AIR BAG CRASH SENSOR (LEFT FRONT OF ENGINE COMPT)
DRIVER SIDE AIR BAG CRASH SENSOR (AT LEFT "B" PILLAR)
DRIVER SIDE REAR SIDE AIR BAG CRASH SENSOR (AT BOTTOM OF LEFT "C" PILLAR)
DRIVER SIDE REAR THORAX AIR BAG IGNITER
FRONT PASSENGER FRONT AIR BAG CRASH SENSOR (RIGHT FRONT OF ENGINE COMPT)
FRONT PASSENGER REAR THORAX AIR BAG IGNITER
FRONT PASSENGER SIDE AIR BAG CRASH SENSOR (AT RIGHT "B" PILLAR)
FRONT PASSENGER'S AIR BAG DISABLED INDICATOR LAMP
FUSE CARRIER FUSE 7
FUSE PANEL D
FUSE PANEL F (RIGHT FRONT LUGGAGE COMPT)
GRN WIRE
GRN/BLU WIRE
GRY WIRE
GRY/RED WIRE
HOT AT ALL TIMES
HOT W/ POWER SUPPLY RELAY (TERMINAL 15) ENERGIZED
NCA WIRE
ORG/BLK WIRE
ORG/BRN WIRE
POWER DISTRIBUTION SYSTEM
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RETURN SPRING (W/ SLIP RING)
SOLID STATE
VIO WIRE
VIO/BLK WIRE
WHT WIRE
YEL WIRE
Go to component -> Supplemental restraints circuit (1 of 3) -> NCA WIRE
Wiring diagram nca (68 of 74)
AIR BAG INDICATOR LAMP
BLK WIRE
BLK/BRN WIRE
BLK/RED WIRE
BLK/YEL WIRE
BLU WIRE
BRN WIRE
BRN/BLK WIRE
COMPUTER DATA LINES SYSTEM
FORCE LIMITER
FRONT PASSENGER SEAT OCCUPANT SENSOR
FRONT PASSENGER SEAT POSITION SENSOR
FRONT PASSENGER THORAX AIR BAG IGNITER
FUSE 1 FUSE 2
FUSE CARRIER 2
FUSE PANEL F (RIGHT FRONT LUGGAGE COMPT)
GRN WIRE
GRN/BLU WIRE
GRN/YEL WIRE
GRY WIRE
GRY/BRN WIRE
GRY/RED WIRE
HOT W/ POWER SUPPLY RELAY 2 (TERMINAL 15) ENERGIZED
IGNITER
INSTRUMENT CLUSTER
INSTRUMENT CLUSTER CONTROL MODULE
LEFT FRONT SEAT BELT TENSIONER CONTROL MODULE
NCA WIRE
ORG/ WIRE
PASSENGER OCCUPANT DETECTION SYSTEM CONTROL MODULE
PASSENGER OCCUPANT DETECTION SYSTEM PRESSURE SENSOR
RED WIRE
RED/BLK WIRE
RIGHT FRONT SEAT BELT TENSIONER CONTROL MODULE
SOLID STATE
VIO WIRE
WHT WIRE
YEL WIRE
Go to component -> Supplemental restraints circuit (2 of 3) -> NCA WIRE
Wiring diagram nca (69 of 74)
AIR BAG CONTROL MODULE (BELOW CENTER OF DASH, ON
BLK WIRE
BLK/BRN WIRE
BLK/YEL WIRE
BLU WIRE
BRN WIRE
BRN/BLK WIRE
DRIVER ACTIVE HEAD RESTRAINT IGNITER
DRIVER HEAD CURTAIN AIR BAG IGNITER (LEFT MIDDLE SIDE ROOF TRIM)
DRIVER KNEE AIR BAG IGNITER
DRIVER SEAT BELT SWITCH
DRIVER THORAX AIR BAG IGNITER
FRONT PASSENGER ACTIVE HEAD RESTRAINT IGNITER
FRONT PASSENGER HEAD CURTAIN AIR BAG IGNITER (RIGHT MIDDLE SIDE ROOF TRIM)
FRONT PASSENGER KNEE AIR BAG IGNITER
GRN WIRE
GRN/GRY WIRE
GRN/RED WIRE
GRN/YEL WIRE
GRY WIRE
IGNITER IGNITER
LEFT REAR SEAT BELT TENSIONER IGNITER (TOP LEFT REAR PASSENGER SEAT)
NCA WIRE
RED WIRE
RIGHT REAR SEAT BELT TENSIONER IGNITER (TOP RIGHT REAR PASSENGER SEAT)
TRANSMISSION TUNNEL)
VALVE IGNITER
VIO WIRE
WHT WIRE
YEL WIRE
YEL/BLU WIRE
Go to component -> Supplemental restraints circuit (3 of 3) -> NCA WIRE
Wiring diagram nca (70 of 74)
ANTENNA 1 TV
ANTENNA AMPLIFIER 3 (LOCATED ON LEFT "D" PILLAR)
ANTENNA AMPLIFIER 4 (LOCATED ON RIGHT "D" PILLAR)
ANTENNA DIGITAL RADIO
BLK WIRE
BRN WIRE
COMPUTER DATA LINES SYSTEM
DIGITAL TV TUNER
DVD CHANGER
FUSE CARRIER 6 FUSE
FUSE PANEL F (RIGHT FRONT LUGGAGE COMPT)
GRN/VIO WIRE
HOT AT ALL TIMES
INFORMATION ELECTRONICS CONTROL MODULE 1
INFORMATION ELECTRONICS CONTROL MODULE 2 (W/ REAR SEAT ENTERTAINMENT)
MOST DATA BUS CIRCUIT
NCA WIRE
RADIO
RED/WHT WIRE
TV ANTENNA 1
TV ANTENNA 2
TV ANTENNA 3
W/ DIGITAL AUDIO
W/ DVD PLAYER
W/O DIGITAL AUDIO
W/O DVD PLAYER
Go to component -> Tv tuner circuit -> NCA WIRE
