BMW 3 series F30/F31 (2011-2015) 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 F30/F31 (2011-2015). 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 (111 of 194)
BLU WIRE
BRN WIRE
CENTER CONSOLE SWITCH CENTER
COMPUTER DATA LINES SYSTEM
COUPE CONVERTIBLE
DRIVER'S SEAT BACKREST HEATING ELEMENT (IN DRIVER SEAT BACK)
DRIVER'S SEAT CUSHION HEATING ELEMENT (IN DRIVER SEAT CUSHION)
DRIVERS SEAT MODULE (UNDER DRIVER SEAT)
ELECTRONICS JUNCTION BOX
FUSE 45 FUSE 46
GRN WIRE
HEATING/ AIR CONDITIONING
JUNCTION BOX (UNDER RIGHT SIDE OF DASH)
NCA WIRE
ORG/ WIRE
ORG/GRN WIRE
PASSENGER SEAT MODULE (UNDER FRONT PASSENGER'S SEAT)
PASSENGER'S SEAT BACKREST HEATING ELEMENT (IN PASSENGER SEAT BACK)
PASSENGER'S SEAT CUSHION HEATING ELEMENT (IN PASSENGER SEAT CUSHION)
RED WIRE
RED/BRN WIRE
RED/YEL WIRE
RELAY ENERGIZED
RELAY ENERGIZED FUSE 77
SYSTEM (CENTER OF DASH, ABOVE RADIO)
WHT WIRE
WHT/BLU WIRE
WHT/YEL WIRE
YEL WIRE
Go to component -> Front heated seats circuit, except sedan with memory -> NCA WIRE
nca wiring diagram (112 of 194)
BLU WIRE
BLU/VIO WIRE
BRN WIRE
CENTER CONSOLE SWITCH CENTER
DRIVER'S SEAT BACKREST HEATING ELEMENT (IN DRIVER SEAT BACK)
DRIVER'S SEAT CUSHION HEATING ELEMENT (IN DRIVER SEAT CUSHION)
DRIVER'S SEAT HEATING MODULE (UNDER DRIVER SEAT)
FUSE 10
FUSE 3
FUSE 68 ELECTRONICS JUNCTION BOX
GRN WIRE
GRN/RED WIRE
HEATING/ AIR CONDITIONING SYSTEM (CENTER OF DASH, ABOVE RADIO)
HOT AT ALL TIMES
HOT W/ TERMINAL 15 RELAY ENERGIZED
JUNCTION BOX (UNDER RIGHT SIDE OF DASH)
NCA WIRE
PASSENGER'S SEAT BACKREST HEATING ELEMENT (IN PASSENGER SEAT BACK)
PASSENGER'S SEAT CUSHION HEATING ELEMENT (IN PASSENGER SEAT CUSHION)
PASSENGER'S SEAT HEATING MODULE (UNDER FRONT PASSENGER SEAT)
RED WIRE
RED/VIO WIRE
RED/WHT WIRE
RED/YEL WIRE
RELAY ENERGIZED FUSE 77
VIO WIRE
WHT WIRE
WHT/BLU WIRE
WHT/YEL WIRE
YEL WIRE
Go to component -> Front heated seats circuit, except sedan without memory -> NCA WIRE
nca wiring diagram (113 of 194)
2 1 M+ M-
4 3 2 1 LHZ+ T LHZ+ T LHZ- LHZ-
BLK WIRE
BLU/GRN WIRE
BRN WIRE
COMPUTER DATA LINES SYSTEM
ELECTRONIC STEERING WHEEL MODULE
FANFARE HORN BUTTON
FRONT POWER DISTRIBUTION BOX (RIGHT REAR OF ENGINE COMPT)
FUSE 48
LEFT SHIFT PADDLE
LEFT STEERING WHEEL MULTI-FUNCTION SWITCH BLOCK
NCA WIRE
PWM BFI GND
RED WIRE
RED/BLK WIRE
RELAY ENERGIZED
RIGHT SHIFT PADDLE
RIGHT STEERING WHEEL MULTI-FUNCTION SWITCH BLOCK
STEERING COLUMN SWITCH CLUSTER
STEERING WHEEL HEATER
STEERING WHEEL HEATING SWITCH
VIBRATION ACTIVATOR
Go to component -> Heated steering wheel circuit, sedan -> NCA WIRE
nca wiring diagram (114 of 194)
BACKREST
BRN WIRE
FUSE 45
FWD/BWD
GRN WIRE
JUNCTION BOX (UNDER RIGHT SIDE OF DASH)
NCA WIRE
PASSENGER'S SEAT ADJUSTMENT SWITCH
PASSENGER'S SEAT BACKREST ANGLE ADJUSTMENT MOTOR
PASSENGER'S SEAT FORWARD/ BACKWARD ADJUSTMENT DRIVE UNIT (UNDER PASSENGER SEAT)
RED WIRE
RELAY ENERGIZED
VIO WIRE
WHT WIRE
YEL WIRE
Go to component -> Passenger power seat circuit, except sedan -> NCA WIRE
nca wiring diagram (115 of 194)
AUC SENSOR
BLK WIRE
BRN WIRE
DRIVER'S SEAT HEATING MODULE (W/O MEMORY)
DRIVER'S SWITCH CLUSTER (W/ HEATED MIRROR)
DRIVER'S SWITCH CLUSTER (W/O HEATED MIRROR)
FANFARE HORN RELAY
FROM CAR ACCESS SYSTEM (DIAGRAM 3 OF 6)
FROM FUSE 10 (DIAGRAM 4 OF 6)
FROM FUSE 49 (DIAGRAM 3 OF 6)
FROM TERMINAL
FRONT CIGAR LIGHTER
FUEL PUMP CONTROL (EKPS)
FUSE
FUSE 10
FUSE 5
FUSE 6
FUSE 7
FUSE 8
FUSE 9
GEAR INDICATOR LIGHTING
GEAR SELECTOR SWITCH
GRN WIRE
GRY WIRE
LONGITUDINAL DYNAMICS MANAGEMENT
LUGGAGE COMPARTMENT SOCKET OUTLET
NCA WIRE
PARK DISTANCE CONTROL (PDC)
PASSENGER'S SEAT HEATING MODULE (W/O MEMORY)
PASSENGER'S SIDE OUTSIDE MIRROR (W/O HEATED MIRROR)
REAR CENTER CONSOLE CHARGING SOCKET
REAR CENTER CONSOLE CHARGING SOCKET 2
RED WIRE
ROOF FUNCTION CONTROL CENTER
STEERING COLUMN SWITCH CLUSTER
TELEPHONE RETROFIT PACKAGES CONNECTOR
TELEPHONE TRANSCEIVER
TERMINAL 15 RELAY
TO BISTABLE RELAY (DIAGRAM 5 OF 6)
TO DC/DC CONVERTER (DIAGRAM 5 OF 6)
TO FAN FARE HORN RELAY (DIAGRAM 4 OF 6)
TO FUSE 20 (DIAGRAM 5 OF 6)
WHT WIRE
YEL WIRE
Go to component -> Power distribution circuit, coupe (4 of 6) -> NCA WIRE
nca wiring diagram (116 of 194)
ACTIVE CRUISE CONTROL
BISTABLE RELAY
BLK WIRE
BLK/RED WIRE
BLU WIRE
BRN WIRE
CCC/M-ASK
CENTRAL INFORMATION DISPLAY
COMBOX
COUPE CONVERTIBLE
DC/DC CONVERTER
DRIVER'S PASSENGER'S LUMBAR LUMBAR SUPPORT SUPPORT SWITCH VALVE BLOCK
DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH
DRIVER'S SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK
EDC ELECTRONIC DAMPER CONTROL
ELECTRONICS JUNCTION BOX
FROM CAR ACCESS SYSTEM (DIAGRAM 3 OF 6)
FROM FUSE 20 (DIAGRAM 5 OF 6)
FROM FUSE 70 (DIAGRAM 4 OF 6)
FROM JUNCTION BOX (DIAGRAM 3 OF 6)
FROM JUNCTION BOX (DIAGRAM 4 OF 6)
FROM TERMINAL 15 RELAY FUSE 61 (DIAGRAM ELECTRONICS 4 OF 6) JUNCTION BOX
FUSE 20
FUSE 21
FUSE 22
FUSE 23
FUSE 56
FUSE 74 FUSE
FUSE 77
FUSE FUSE
GRN WIRE
HEATING/AIR CONDITIONING SYSTEM GLOVE COMPARTMENT LIGHT
INDEPENDENT/ AUXILIARY HEATING CONTROL MODULE
INSTRUMENT CLUSTER CONTROL MODULE
JUNCTION BOX
JUNCTION BOX (UNDER RIGHT
LEFT LUGGAGE COMPARTMENT LIGHT (CONVERTIBLE)
NCA WIRE
OBDII SOCKET
PASSENGER'S LUMBAR SUPPORT SWITCH
PASSENGER'S SEAT BACKREST WIDTH ADJUSTMENT SWITCH
PASSENGER'S SEAT BACKREST WIDTH ADJUSTMENT VALVE BLOCK
RED WIRE
RED/BLK WIRE
RED/BRN WIRE
RED/GRN WIRE
RED/VIO WIRE
RED/WHT WIRE
RED/WHT/YEL WIRE
RED/YEL WIRE
REMOTE CONTROL RECEIVER
RIGHT LUGGAGE COMPARTMENT LIGHT
SIDE OF DASH)
TCU EJECT BOX
TO FUSE 13 (DIAGRAM 6 OF 6)
TO FUSE 19 (DIAGRAM 6 OF 6)
TO FUSE 76 (DIAGRAM 5 OF 6)
TRAILER MODULE
TRANSMISSION CONTROL
VIO WIRE
WHT WIRE
YEL WIRE
Go to component -> Power distribution circuit, coupe (5 of 6) -> NCA WIRE
nca wiring diagram (117 of 194)
AMPLIFIER
ANTENNA DIVERSITY
BLK WIRE
BRN WIRE
CD CHANGER
COMBOX
EJECT BOX
FROM FUSE 60 (DIAGRAM 5 OF 6)
FUSE
GRN WIRE
GRY WIRE
NCA WIRE
RED WIRE
RED/YEL WIRE
TCU
ULF
ULF- SBX-H
ULF-SBX
USB- HUB
W/ AUTOMATIC ENGINE START-STOP FUNCTION W/O AUTOMATIC ENGINE START-STOP FUNCTION
W/ COMBOX
W/ HIFI AMPLIFIER
W/ TCU
W/ TOP HIFI AMPLIFIER
W/ ULF
W/ ULF-SBX
W/ ULF-SBX-H
YEL WIRE
Go to component -> Power distribution circuit, coupe (6 of 6) -> NCA WIRE
nca wiring diagram (118 of 194)
12 V CONNE- CTION
12 V CONNE- CTION 2
2.0L TURBO DIGITAL MOTOR ELECTRONICS (DME) CONTROL MODULE
2.0L TURBO EXCEPT SULEV W/ 400/600W, 3.0L TURBO, 3.0L TWINTURBO
2.0L TURBO SULEV 2.0L TURBO EXCEPT SULEV
3.0L TURBO, 3.0L TWIN FRONT ELECTRONIC MODULE TURBO
3.0L TURBO, 3.0L TWIN TURBO
ALTERNATOR
BATTERY
BLK WIRE
BLU WIRE
BRN WIRE
CONTROLLER INSTRUMENT CLUSTER CONTROL UNIT
CUT-OFF RELAY
DRIVER PASSENGER'S SEAT SIDE SEAT MODULE ADJUSTMENT SWITCH BLOCK
DRIVER'S SEAT HEATING MODULE
DYNAMIC STABILITY CONTROL (DSC)
DYNAMIC STABILITY FUEL CONTROL FILTER (DSC) HEATING
ELECTRIC ELECTRIC FAN FAN CUT OUT CUT OUT RELAY RELAY
ELECTRIC- MACHINE ELECTRONICS
ELECTRO- MECHANICAL POWER STEERING
FRONT CIGARETTE LIGHTER 12 V CONNECTION
FRONT DRIVER'S ELECTRONIC DOOR MODULE SWITCH BLOCK
FRONT ELECTRIC AUXILIARY HEATER BLOWER OUTPUT STAGE
FRONT POWER DISTRIBUTION BOX
FUSE
FUSE 502 FUSE 503
FUSE 504
FUSE 507
FUSE 54 FUSE FUSE 64
FUSE 65
FUSE 68 FUSE 67
FUSE 69
FUSE BOX
FUSE FUSE 66
FUSE FUSE FUSE
FUSE FUSE FUSE FUSE
GEAR SELECTOR SWITCH
GLOVE FRONT COMPARTMENT PASSENGER'S LIGHT SEAT HEATING MODULE
GRN WIRE
GRY WIRE
HIGH VARIANT ROOF FUNCTIONS MODULE
HYBRID EXCEPT HYBRID 2.0L TURBO
INSTRUMENT CLUSTER CONTROL UNIT
INTEGRATED CHASSIS MANAGEMENT
INTELLIGENT BATTERY SENSOR (ON BATTERY NEGATIVE POST)
JUMP
LEFT HEADLIGHT
NCA WIRE
POSITIVE BATTERY CONNECTION POINT
RED WIRE
REVERSE POLARITY PROTECTION (HYBRID)
SAFETY BATTERY TERMINAL GENERATOR
STARTER
TERMINAL
TERMINAL POINT
TO FRONT ELECTRONIC MODULE (DIAGRAM 4 OF 4)
TO FUSE 27 (DIAGRAM 2 OF 4)
TO POWER DISTRIBUTION BOX (DIAGRAM 2 OF 4)
TO REAR ELECTRONIC MODULE (DIAGRAM 4 OF 4)
TO REAR FUSE HOLDER (DIAGRAM 3 OF 4)
TO TERMINAL
TOUCHBOX
TRANSFER TERMINAL POINT
WHT WIRE
YEL WIRE
Go to component -> Power distribution circuit, sedan (1 of 4) -> NCA WIRE
nca wiring diagram (119 of 194)
12 V CONNE- CTION 1
ACTIVE FUEL TANK TANK SOUND TANK LOCKING DESIGN LOCKING VALVE VALVE
AUTOMATIC LUGGAGE COMPARTMENT LID ACTUATION
AUXILIARY CONTROL UNIT
BASE PLATE COMBOX
BLK WIRE
BLU WIRE
BOOT LID/ TAILGATE LOCK
BRN WIRE
CUT-OFF RELAY
DVD CHANGER
ELECTRONIC DAMPER CONTROL
FROM DC/DC CONVERTER (DIAGRAM 4 OF 4)
FROM FUSE BOX (DIAGRAM 1 OF 4)
FRONT ELECTRONIC MODULE
FUEL PUMP CONTROL (EKPS)
FUSE
FUSE 107
FUSE 109
FUSE 123
FUSE 135
FUSE 147
FUSE 148
FUSE 154
FUSE 163
FUSE 164
FUSE 165
FUSE FUSE
FUSE FUSE FUSE
GRN WIRE
GRY WIRE
INFOTAIN- HIFI MENT AMPLIFIER FAN W/O TRAILER MODULE
LANE ALL ROUND DEPARTURE VISION WARNING CAMERA
LUGGAGE COMPARTMENT LIGHT
NCA WIRE
REAR FULLY DRIVER'S AUTOMATIC SIDE SEAT TOWING HEATING HITCH MODULE
REAR PASSENGER'S SIDE SEAT HEATING MODULE
RED WIRE
RED/BRN WIRE
SAFETY BATTERY TERMINAL GENERATOR
SIREN W/ TILT ALARM SENSOR
TERMINAL
TIRE PRESSURE CONTROL
TO BISTABLE RELAY (DIAGRAM 4 OF 4) FUSE
TO DC/DC CONVERTER (DIAGRAM 4 OF 4)
TO REAR ELECTRONIC MODULE (DIAGRAM ELECTRONIC 4 OF 4) DAMPER CONTROL
TOP HIFI AMPLIFIER
TOP HIFI AUTOMATIC AMPLIFIER LUGGAGE COMPARTMENT LID ACTUATION
TRAILER SOCKET (IF EQUIPPED)
VIDEO MODULE
VIO WIRE
WHT WIRE
YEL WIRE
Go to component -> Power distribution circuit, sedan (3 of 4) -> NCA WIRE
nca wiring diagram (120 of 194)
3.0L TURBO, 3.0L TWIN TURBO 2.0L TURBO
ACCUMULATOR MANAGEMENT ELECTRONICS (HYBRID)
AUXILIARY BATTERY (HYBRID)
BISTABLE RELAY
BLK WIRE
BLK/WHT WIRE
BLU WIRE
BRN WIRE
COMBOX TELEMATIC COMMUNICATION BOX
CONTACT FREE TAILGATE OPENING EVALUATION ELECTRONICS
CUT-OFF RELAY
DC/DC CONVERTER
DIAGNOSIS PLUG
DIGITAL FRONT MOTOR ELECTRONIC ELECTRONICS MODULE
DRIVER ASSISTANCE SYSTEMS OPERATING UNIT
DRIVER ELECTRONIC OUTER DOOR HANDLE MODULE
ELECTRIC MACHINE- ELECTRONICS (HYBRID)
FROM FRONT POWER DISTRIBUTION BOX (DIAGRAM 1 OF 4)
FROM FUSE 160 (DIAGRAM 3 OF 4)
FROM FUSE BOX (DIAGRAM 1 OF 4)
FROM REAR FUSE HOLDER (DIAGRAM 3 OF 4)
FRONT ELECTRONIC MODULE
FRONT ELECTRONIC MODULE (RIGHT END OF DASH)
FUSE
FUSE 10
FUSE 114 FUSE 113
FUSE 120
FUSE 149
FUSE 150
FUSE BOX 2 FUSE 600
FUSE FUSE FUSE
GRN WIRE
GRN/WHT WIRE
GRY WIRE
HEATING/ AIR CONDITIONING SYSTEM
HORN RELAY
INTELLIGENT BATTERY
LEFT HEADLIGHT
NATURAL VACUUM LEAK DETECTION TEMPERATURE SENSOR, PRESSURE SWITCH
NCA WIRE
PASSENGER ELECTRONIC OUTER DOOR HANDLE MODULE
REAR ELECTRONIC MODULE
REAR ELECTRONIC MODULE (RIGHT FUSE REAR OF LUGGAGE COMPT)
REAR FUSE HOLDER (RIGHT SIDE OF REAR COMPT)
REAR WINDOW DEFOGGER RELAY
RED WIRE
RED/BRN WIRE
SENSOR 2
SOLID STATE
STARTER MOTOR GENERATOR
STEERING LIGHT COLUMN SWITCH SWITCH UNIT CLUSTER
TERMINAL SOLID STATE
TO REAR FUSE HOLDER (DIAGRAM 3 OF 4)
TRAILER MODULE
TRAILER SOCKET
TRANSFER TERMINAL POINT 3
VIO WIRE
W/ TELEMATIC W/ COMMUNICATION COMBOX BOX
W/ W/O TRAILER TRAILER MODULE MODULE
WHT WIRE
WHT/BLU WIRE
YEL WIRE
Go to component -> Power distribution circuit, sedan (4 of 4) -> NCA WIRE
