Mercedes-Benz E-class W212/S212/C207/A207 (2009-2013) nca Wiring diagrams
This page contains all the electrical diagrams for the component. nca, in which he is found in the car Mercedes-Benz E-class W212/S212/C207/A207 (2009-2013). 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 (51 of 90)
1 2 SIG 31
10 2 3 30 CAN BH CAN BL
3 1 2 LIN 2 31
3 9 2 1 SHIELD GND MIC 2 MIC 1
AMBIENT LAMP
AUTOMATIC DIMMING MIRROR
BLK WIRE
BLU WIRE
BRN WIRE
BRN/GRY WIRE
BRN/RED WIRE
CAN B L CAN B H
CAN-B H CAN-B L
COMAND CONTROL UNIT
COMPUTER DATA LINES SYSTEM
COUPE
DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT)
FUSE 17
FUSE 2
FUSE 3
GARAGE DOOR OPENER
GARAGE DOOR OPENER BUTTON
GARAGE DOOR OPENER INDICATOR LAMP
GARAGE GARAGE DOOR DOOR OPENER OPENER BUTTON BUTTON
GRN WIRE
GRY WIRE
GRY/RED WIRE
GRY/YEL WIRE
HANDS-FREE SYSTEM MICROPHONE
HOT AT ALL TIMES
INSIDE REARVIEW MIRROR
LEFT FRONT DOOR CONTROL MODULE (IN DRIVER'S DOOR)
LEFT OUTSIDE MIRROR
LEFT RIGHT READING READING LAMP LAMP
LIN 2 31
LL R LL L
NCA WIRE
OF WINDSHIELD) LIGHT SENSOR (COUPE: W/O RAIN/LIGHT SENSOR)
ORG/ WIRE
PANORAMIC SLIDING ROOF CONTROL MODULE
PNK WIRE
RADIO (W/ AUDIO 20) RADIO W/ AUDIO PILOT (W/ AUDIO 50)
RAIN/LIGHT SENSOR (W/ RAIN/LIGHT SENSOR) (BEHIND TOP CENTER
RED/BLK WIRE
RED/BLU WIRE
RED/GRY WIRE
RIGHT FRONT DOOR CONTROL MODULE (RIGHT FRONT DOOR)
RIGHT OUTSIDE MIRROR
SEDAN
W/ AUDIO 20, 50
W/O AUDIO 20, 50
YEL WIRE
Go to component -> Automatic day/night mirror circuit -> NCA WIRE
nca wiring diagram (52 of 90)
1 2 3 4 5 6 7 8 9 10 11 12 ETC 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
1 2 3 4 5 6 7 8 HR+ VR+
1 2 3 4 MOST OUT MOST IN
2 1 MOST IN MOST OUT
3 9 2 1 SHIELD GND MIC 2 MIC 1
ANST
AUDIO/COMAND DISPLAY
AUX JACK ELECTRICAL CONNECTOR
BLK WIRE
BLK/WHT WIRE
BLU WIRE
BLU/BLK WIRE
BLU/WHT WIRE
BRN WIRE
BRN/GRN WIRE
BRN/ORG WIRE
BRN/PNK WIRE
BRN/RED WIRE
BRN/WHT WIRE
BRN/YEL WIRE
CALL SYSTEM) EMERGENCY CALL SYSTEM CONTROL UNIT
CAN A L CAN A H DIAG (+)
CAN B H 31 ON/OFF
CAN B L
COMAND CONTROL UNIT
COMAND FAN MOTOR
COMPENSATOR/CELLULAR TELEPHONE SYSTEM UMTS
COMPUTER DATA LINES SYSTEM
DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT)
FUSE 26 FUSE 16
GND MIC - AUX GND AUX R
GRN WIRE
GRN/WHT WIRE
GRN/YEL WIRE
HANDS-FREE SYSTEM MICROPHONE
HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED
HR- VR-
INSIDE REARVIEW MIRROR
LATE PRODUCTION
LEFT DOOR BASS SPEAKER LEFT DOOR SPEAKER (W/O SOUND SYSTEM)
LEFT DOOR TWEETER
LEFT REAR BASS SPEAKER
LEFT REAR SPEAKER (W/O SOUND SYSTEM)
LEFT REAR TWEETER
MOBILE PHONE ELECTRICAL CONNECTOR
NCA NCA WIRE
NCA WIRE
ORG/ WIRE
ORG/WHT WIRE
PNK 1 2 3 4 5 6 7 8 9 10 11 12 MIC 1+ MIC 2+ SHIELD MIC + AUX SHIELD AUX L WIRE
PNK W/ AUDIO 20, 50 WIRE
PNK WIRE
RADIO, RADIO W/ AUTO PILOT SYSTEM
RED WIRE
RED/WHT RED WIRE
RED/WHT WIRE
RED/YEL WIRE
RIGHT REAR RIGHT REAR BASS SPEAKER TWEETER
RIGHT REAR SPEAKER (W/O SOUND SYSTEM)
VIO WIRE
VL HL
VL+ HL+ PNK WIRE
W/ MOBILE PHONE PRE INSTALLATION W/ UNIVERSAL INTERFACE
W/ STATIONARY HEATER
W/O AUDIO 20, 50
WAKE-UP
WHT WIRE
WHT/YEL WIRE
YEL WIRE
Go to component -> Comand actuation circuit, coupe (1 of 2) -> NCA WIRE
nca wiring diagram (53 of 90)
1 2 MOST 3 MOST OUT MOST IN
2 1 MOST 27 MOST IN MOST OUT
2 1 MOST 5 MOST IN MOST OUT
AMPLIFIER
ANT BT SHIELD GPS
ANT GPS
ANTENNA AMPLIFIER
BACKUP CAMERA VOLTAGE SUPPLY MODULE
BLK WIRE
BLU WIRE
BLU/BLK WIRE
BRN WIRE
BRN/GRN WIRE
BRN/ORG WIRE
COMAND CONTROL UNIT
DAB BAND 3 ANTENNA AMPLIFIER
FM 2
FM, AM, CL ANTENNA AMPLIFIER
FUSE 85
GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER
GRN WIRE
HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED
MOST
MOST IN
MOST OUT
NCA WIRE
ORG/ WIRE
REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK)
REAR WINDOW ANTENNA FM ANTENNA AMPLIFIER
RED/BLU WIRE
RIGHT DOOR BASS SPEAKER
RIGHT DOOR SPEAKER (W/O SOUND SYSTEM)
RIGHT DOOR TWEETER
RSE
RVC
SHIELD
SHIELD 1 TV
SHIELD FM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
TV TUNER (ANALOG/DIGITAL), DIGITAL TV TUNER (IF EQUIPPED)
WAKE-UP
WHT WIRE
Go to component -> Comand actuation circuit, coupe (2 of 2) -> NCA WIRE
nca wiring diagram (54 of 90)
BLK/GRY WIRE
BLK/VIO WIRE
BLU WIRE
BRN WIRE
COMPUTER DATA LINES SYSTEM
COUPE
COUPE, SEDAN
DRIVER SEAT CONNECTOR BLOCK
DRIVER SIDE SAM CONTROL MODULE W/ FUSE/ RELAY MODULE (LEFT REAR OF ENGINE COMPT)
FRONT PASSENGER SEAT CONNECTOR BLOCK
FUSE
FUSE 12
GRN/RED (OR GRN/BLK) WIRE
GRN/RED WIRE
GRN/YEL (OR GRN/BLK) WIRE
GRN/YEL WIRE
GRY/YEL WIRE
HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED
LEFT FRONT BACKREST HEATED CUSHION
LEFT FRONT HEATED SEAT BUTTON
LEFT FRONT SEAT BACKREST
LEFT FRONT SEAT CUSHION
LEFT FRONT SEAT SITTING SURFACE HEATED CUSHION
LEFT FRONT SEAT VENTILATION BLOWER REGULATOR (IN LEFT FRONT SEAT BACK)
LEFT FRONT SEAT VENTILATION BUTTON
LIN 1
NCA WIRE
REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE
RED WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/GRY WIRE
RED/YEL WIRE
RIGHT FRONT BACKREST HEATED CUSHION
RIGHT FRONT HEATED SEAT BUTTON UPPER CONTROL PANEL CONTROL BUTTON
RIGHT FRONT SEAT BACKREST
RIGHT FRONT SEAT SITTING SURFACE HEATED CUSHION
RIGHT FRONT SEAT VENTILATION BLOWER REGULATOR (IN RIGHT FRONT SEAT BACK)
RIGHT FRONT SEAT VENTILATION BUTTON
SEAT VENTILATION MOTOR GROUP (LEFT FRONT SEAT CUSHION)
SEAT VENTILATION MOTOR GROUP (RIGHT FRONT SEAT CUSHION)
SEDAN, COUPE
SIG
VENTILATION MOTOR GROUP (IN LEFT FRONT SEAT BACK)
VENTILATION MOTOR GROUP (IN RIGHT FRONT SEAT BACK)
Go to component -> Front ventilation & heated seat circuit -> NCA WIRE
nca wiring diagram (55 of 90)
1 2 3 4 5 6 7 8 9 10 CAN B-L CAN B-H
1 2 3 4 5 6 7 8 9 ANT GND ANT GND DATA GND
1 2 3 4 5 6 7 8 9 ANT GND ANT GND SIG (-)
17 18 12 13 CAN B L CAN B H CAN E L CAN E H
ANTENNA AMPLIFIER
BLK WIRE
BLK/WHT WIRE
BLU WIRE
BLU/BRN WIRE
BRN WIRE
BRN/GRN WIRE
BRN/PNK WIRE
BRN/RED WIRE
CAN B H
CAN B L
COMPUTER DATA LINES SYSTEM
FUSE
GRN WIRE
GRN/WHT WIRE
GRY WIRE
GRY/WHT WIRE
HOT AT ALL TIMES
INSTRUMENT CLUSTER
INTERIOR KEYLESS GO ANTENNA
KEYLESS-GO CONTROL UNIT
LEFT FRONT DOOR KEYLESS GO ANTENNA
LEFT FRONT KEYLESS GO DOOR HANDLE
MULTI-FUNCTION DISPLAY
NCA WIRE
REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK)
RED WIRE
RIGHT FRONT DOOR KEYLESS GO ANTENNA
RIGHT FRONT KEYLESS GO DOOR HANDLE
SHIELD ANT
SIG
TRUNK KEYLESS GO ANTENNA (LEFT SIDE OF TRUNK)
TRUNK LID KEYLESS GO BUTTON (IF EQUIPPED)
WHT WIRE
Go to component -> Keyless go system circuit, coupe -> NCA WIRE
nca wiring diagram (56 of 90)
1 2 3 4 5 6 7 8 9 10 CAN B-L CAN B-H
1 2 3 4 5 6 7 8 9 10 GND ANT GND ANT SIG (-) SIG (-)
1 2 3 4 5 6 7 8 9 GND ANT ANT GND DATA GND DATA GND PNK WIRE
17 18 12 13 CAN B L CAN B H CAN E L CAN E H
ANTENNA AMPLIFIER
BLK WIRE
BLU WIRE
BRN WIRE
BRN/BLK WIRE
BRN/BLU WIRE
BRN/GRN WIRE
BRN/GRY WIRE
BRN/ORG WIRE
BRN/PNK WIRE
BRN/RED WIRE
BRN/WHT WIRE
BRN/YEL WIRE
COMPUTER DATA LINES SYSTEM
FUSE
GRN WIRE
GRN/WHT WIRE
GRY WIRE
HOT AT ALL TIMES
INSTRUMENT CLUSTER
INTERIOR KEYLESS GO ANTENNA
KEYLESS-GO CONTROL UNIT
LEFT FRONT KEYLESS GO DOOR HANDLE
LEFT REAR DOOR KEYLESS GO ANTENNA (LEFT REAR DOOR)
LEFT REAR KEYLESS GO DOOR HANDLE
MULTI-FUNCTION DISPLAY
NCA WIRE
ORG/ WIRE
PNK WIRE
REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK)
RED/YEL WIRE
RIGHT FRONT KEYLESS GO DOOR HANDLE
RIGHT REAR DOOR KEYLESS GO ANTENNA (RIGHT REAR DOOR)
RIGHT REAR KEYLESS GO DOOR HANDLE
SHIELD ANT
TRUNK KEYLESS GO ANTENNA (LEFT SIDE OF TRUNK)
WHT WIRE
YEL WIRE
Go to component -> Keyless go system circuit, sedan -> NCA WIRE
nca wiring diagram (57 of 90)
AAG
ADBLUE FUSE
ADBLUE SUPPLY RELAY (REAR CARGO AREA)
BACKUP CAMERA VOLTAGE SUPPLY MODULE (IF EQUIPPED)
BLK/GRN WIRE
BLK/YEL WIRE
BRN WIRE
CENTER CONSOLE ARMREST STOWAGE COMPARTMENT SWITCH, CONTROLS ILLUMINATION
CIRCUIT 15 RELAY
DRIVER SEAT CONTROL UNIT (W/ MEMORY)
DRIVER SEAT NECK-PRO HEAD RESTRAINT SOLENOID (IF EQUIPPED)
DVD PLAYER (IF EQUIPPED)
EMERGENCY CALL SYSTEM CONTROL UNIT
EMERGENCY CALL SYSTEM CONTROL UNIT (IF EQUIPPED)
FROM FUSE 41 (DIAGRAM 1 OF 5)
FROM FUSE 46 (DIAGRAM
FROM FUSE 63 (DIAGRAM
FRONT CIGARETTE LIGHTER W/ ASHTRAY ILLUMINATION
FRONT PASSENGER SEAT CONTROL UNIT (W/ MEMORY)
FRONT VEHICLE INTERIOR POWER OUTLET
FUEL PUMP CONTROL UNIT (IF EQUIPPED)
FUEL PUMP RELAY FUSE 42
FUSE
FUSE 38
FUSE 56
FUSE 59
FUSE 62
FUSE 63
FUSE 64
FUSE 68
FUSE 71
FUSE 83
FUSE 84
FUSE 87 FUSE 86
FUSE FUSE
GRY WIRE
GRY/BLU WIRE
LEFT INNER RADAR SENSOR, FRONT BUMPER (W/DISTRONIC PLUS, BLIND SPOT ASSIST)
NCA WIRE
ORG/RED WIRE
PNK/GRN WIRE
PPL/RED WIRE
REAR SEAT HEATERS CONTROL UNIT (IF EQUIPPED)
RED WIRE
RED/BLK WIRE
RED/BLU WIRE
RED/GRN WIRE
RED/WHT WIRE
RED/YEL WIRE
RELAY 1
RES FUSE
SCR
SDAR CONTROL UNIT/ HIGH DEFINITION TUNER (IF EQUIPPED)
SEAT ADJUSTMENT RELAY
TAILGATE WINDSHIELD WIPER RELAY
TO DRIVER SIDE SAM CONTROL MODULE W/ FUSE/RELAY MODULE (DIAGRAM 4 OF 5)
TO FUSE 42 (DIAGRAM 2 OF 5)
TO FUSE 75 (DIAGRAM
TO FUSE 85 (DIAGRAM
TRAILER RECOGNITION CONTROL UNIT (W/ TRAILER HITCH)
TRAILER SOCKET (W/ TRAILER HITCH)
W/ INTELLIGENT SERVO MODULE FOR DIRECT SELECT
YEL/RED WIRE
Go to component -> Power distribution circuit, sedan (2 of 5) -> NCA WIRE
nca wiring diagram (58 of 90)
1 2 4 5 CAN-B L CAN-B H 31 30
10 9 31 (+)
4 1 2 31 CAN-B L CAN-B H
4 5 (OR GA) (OR FA) 33 33
4 5 (OR GA) 33 33 (OR FA)
AUTOMATIC DAY/NIGHT MIRROR CIRCUIT
AUTOMATIC DIMMING MIRROR (IF EQUIPPED)
BLK WIRE
BLK/WHT WIRE
BRN WIRE
BRN/RED WIRE
COMPUTER DATA LINES SYSTEM
COUPE
DEFOGGER SYSTEM
DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP
FUSE 2
GRY WIRE
GRY/BLU WIRE
HOT AT ALL TIMES
LEFT FRONT DOOR CONTROL MODULE
LEFT FRONT POWER WINDOW SWITCH
LEFT MIRROR HEATER OUTSIDE MIRROR TURN SIGNAL LAMP
LEFT OUTSIDE MIRROR
LEFT OUTSIDE MIRROR ADJUSTMENT SWITCH
LEFT REAR POWER WINDOW SWITCH
MIRROR HEATER
NCA WIRE
OUTSIDE MIRROR ADJUSTMENT SWITCH
OUTSIDE MIRROR FOLD IN/ FOLD OUT ELECTRIC MOTOR (IF EQUIPPED)
OUTSIDE MIRROR FOLD IN/FOLD OUT SWITCH (IF EQUIPPED)
OUTSIDE MIRROR FOLD-IN/ FOLD-OUT ELECTRIC MOTOR
REAR SIDE WINDOW CHILD SAFETY LOCK SWITCH
RED/GRY WIRE
RED/WHT WIRE
RIGHT FRONT DOOR CONTROL MODULE (RIGHT FRONT DOOR)
RIGHT FRONT POWER WINDOW SWITCH
RIGHT OUTSIDE MIRROR
RIGHT OUTSIDE MIRROR ADJUSTMENT SWITCH
RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP
RIGHT REAR POWER WINDOW SWITCH
SEDAN
Go to component -> Power mirror circuit -> NCA WIRE
nca wiring diagram (59 of 90)
1 2 3 31 30 SIG
1 2 3 LIN DATEN LIN 31 LIN 30
1 2 CAN B L CAN B H
5 6 CAN-B L CAN-B H
BLK/GRY WIRE
BLK/VIO WIRE
BRN WIRE
BRN/RED WIRE
COMPUTER DATA LINES SYSTEM
GRN WIRE
LED 1
LED 2
LED 3
LEFT REAR BACKREST HEATED CUSHION
LEFT REAR DOOR ANALOG/ DIGITAL CONVERTER (W/ REAR HEATED SEATS)
LEFT REAR DOOR CONTROL MODULE (W/ REAR HEATED SEATS) (LEFT REAR DOOR)
LEFT REAR SEAT HEATERS BUTTON
LEFT REAR SEAT SITTING SURFACE HEATED CUSHION
LIN 30
LIN 31
LIN DATEN
NCA WIRE
ORG/ WIRE
ORG/BLK WIRE
ORG/BLU WIRE
REAR SEAT HEATERS CONTROL UNIT
RED/BLK WIRE
RED/BLU WIRE
RED/YEL WIRE
RIGHT REAR BACKREST HEATED CUSHION
RIGHT REAR DOOR ANALOG/ DIGITAL CONVERTER (W/ REAR HEATED SEATS)
RIGHT REAR DOOR CONTROL MODULE (W/ REAR HEATED SEATS) (RIGHT REAR DOOR)
RIGHT REAR SEAT HEATERS BUTTON
RIGHT REAR SEAT SITTING SURFACE HEATED CUSHION
SIG
VIO WIRE
Go to component -> Rear heated seats circuit, sedan -> NCA WIRE
nca wiring diagram (60 of 90)
2 3 4 31 (-) (+) MOT MOT 1 1 2 2
3 2 LIN 1 31
BRN WIRE
BRN/RED WIRE
BRN/WHT WIRE
CAN B H
CAN B L
COMPUTER DATA LINES
COMPUTER DATA LINES SYSTEM
COUPE
COUPE, SEDAN
DRIVER SIDE SAM CONTROL UNIT W/ FUSE, RELAY MODULE (LEFT REAR OF ENGINE COMPT)
FRONT PREFUSE (RIGHT FRONT FOOTWELL)
FUSE
GRN WIRE
GRN/GRY WIRE
GRY/YEL WIRE
HALL (-) HALL (+) CAN B L CAN B H
HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED
NCA WIRE
REAR SAM CONTROL MODULE W/ FUSE, RELAY MODULE (LEFT SIDE OF TRUNK)
REAR WINDOW ROLLER SUN BLIND BUTTON
REAR WINDOW ROLLER SUN BLIND MOTOR
RED WIRE
RED/WHT WIRE
SEDAN
SYSTEM
UPPER CONTROL PANEL CONTROL UNIT
VIO/BLU WIRE
VIO/YEL WIRE
W/O ECO START/STOP FUNCTION
WHT WIRE
WHT/GRY WIRE
WHT/YEL WIRE
YEL WIRE
YEL/BLU WIRE
Go to component -> Rear window sun shade circuit -> NCA WIRE
