Mercedes-Benz SLK-class AMG R172 (2011-2016) nca Wiring diagrams
This page contains all the electrical diagrams for the component. nca, in which he is found in the car Mercedes-Benz SLK-class AMG R172 (2011-2016). 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 (11 of 41)
ANST
AUDIO/ COMAND DISPLAY
AUX JACK ELECTRICAL CONNECTOR
BLK WIRE
BLK/WHT WIRE
BLU WIRE
BLUETOOTH MODULE (EARLY PRODUCTION)
BRN WIRE
BRN/RED WIRE
BRN/WHT WIRE
CAN A H
CAN A L
CAN B H
CAN B L
CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR
CLOCK
COMAND CONTROL UNIT
COMAND FAN MOTOR (CENTER OF DASH)
COMPUTER DATA LINES SYSTEM
DATA 2 (+)
DIAG
EMERGENCY CALL SYSTEM CONTROL UNIT
FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE
FUSE 11
FUSE 13
FUSE 26
FUSE 81
GRN WIRE
GRN/BLK WIRE
GRY WIRE
HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED
LATE PRODUCTION
LEFT DOOR SPEAKER
LEFT DOOR TWEETER
LEFT REAR SPEAKER
MIC -
MIC 1+
MIC 2+ PNK GND WIRE
MOBILE PHONE CONTACT PLATE
MOST IN
MOST OUT
MUTE
NCA WIRE
ORG/ WIRE
ORG/BLK WIRE
PNK WIRE
PNK/BLK WIRE
REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE
RED WIRE
RED/VIO WIRE
RED/YEL WIRE
RIGHT DOOR SPEAKER
RIGHT DOOR TWEETER
RIGHT REAR SPEAKER
SHIELD
SOUND SYSTEM
VIO WIRE
W/O SOUND SYSTEM
WAKE-UP
WHT WIRE
YEL WIRE
YEL/BLK WIRE
Go to component -> Comand actuation circuit (1 of 2) -> NCA WIRE
nca wiring diagram (12 of 41)
ANST
AUDIO/ COMAND DISPLAY
AUX JACK ELECTRICAL CONNECTOR
BLK WIRE
BLK/WHT WIRE
BLU WIRE
BLUETOOTH MODULE (EARLY PRODUCTION)
BRN WIRE
BRN/RED WIRE
BRN/WHT WIRE
CAN A H
CAN A L
CAN B H
CAN B L
CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR
CLOCK
COMAND CONTROL UNIT
COMAND FAN MOTOR (CENTER OF DASH)
COMPUTER DATA LINES SYSTEM
DATA 2 (+)
DIAG
EMERGENCY CALL SYSTEM CONTROL UNIT
FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE
FUSE 11
FUSE 13
FUSE 26
FUSE 81
GRN WIRE
GRN/BLK WIRE
GRY WIRE
HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED
LATE PRODUCTION
LEFT DOOR SPEAKER
LEFT DOOR TWEETER
LEFT REAR SPEAKER
MIC -
MIC 1+
MIC 2+ PNK GND WIRE
MOBILE PHONE CONTACT PLATE
MOST IN
MOST OUT
MUTE
NCA WIRE
ORG/ WIRE
ORG/BLK WIRE
PNK WIRE
PNK/BLK WIRE
REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE
RED WIRE
RED/VIO WIRE
RED/YEL WIRE
RIGHT DOOR SPEAKER
RIGHT DOOR TWEETER
RIGHT REAR SPEAKER
SHIELD
SOUND SYSTEM
VIO WIRE
W/O SOUND SYSTEM
WAKE-UP
WHT WIRE
YEL WIRE
YEL/BLK WIRE
Go to component -> Comand actuation circuit (1 of 2) -> NCA WIRE
nca wiring diagram (13 of 41)
ACCEPT/ TERMINATE PHONE CALL BUTTON
AM/FM
ANT
ANT GPS
ANT UCI
AUDIO/COMAND CONTROL PANEL
AUDIO/COMAND CONTROLLER
BACK BUTTON
BACK, VOICE CONTROL SYSTEM OFF BUTTON
BLK WIRE
BLK/WHT WIRE
BLU WIRE
BLUETOOTH ANTENNA
BRN WIRE
BUTTONS +, - FOR SETTING SPECIFIC FUNCTION, VOLUME CONTROL
CAN A H
CAN A L
CAN E H
CAN E L
COMAND CONTROL UNIT
COMPUTER DATA LINES SYSTEM
DATA
DELETE BUTTON
FANFARE HORNS, AIR BAG CLOCK SPRING CONTACT
FM/TMC ANTENNA SPLITTER
GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER
GRN WIRE
GRN/ORG WIRE
GRN/WHT WIRE
GRY/BLU WIRE
HANDS-FREE SYSTEM MICROPHONE
INSIDE REARVIEW MIRROR MICROPHONE
LEFT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP
MEDIA INTERFACE ELECTRICAL CONNECTOR
MUTE BUTTON
NAVIGATION MODULE CRADLE
NCA WIRE
OK BUTTON
ORG/ WIRE
PNK WIRE
RED WIRE
RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP
SCROLL FORWARD/ BACKWARD BUTTON
SHIELD
STEERING COLUMN MODULE CONTROL UNIT
STEERING WHEEL ELECTRONICS
SYSTEM SELECTION BUTTON
TMC
TV TUNER CIRCUIT
USB ELECTRICAL CONNECTOR
VIO WIRE
VOICE CONTROL SYSTEM ON BUTTON
W/ NAVIGATION
W/O NAVIGATION
WHT WIRE
YEL WIRE
Go to component -> Comand actuation circuit (2 of 2) -> NCA WIRE
nca wiring diagram (14 of 41)
ANT GPS GPS
ANTI-THEFT ALARM SYSTEM/ EMERGENCY CALL SYSTEM BUTTON GROUP
BLU/BLK WIRE
BLU/GRY WIRE
BREAKDOWN ASSISTANCE BUTTON
BRN WIRE
BRN/WHT WIRE
CAN-D H
CAN-D L
CENTER INSTRUMENT PANEL SPEAKER
COMAND CONTROL UNIT (IF EQUIPPED)
COMPUTER DATA LINES SYSTEM
CRASH
EMERGENCY CALL SPEAKER
EMERGENCY CALL SYSTEM ANTENNA
EMERGENCY CALL SYSTEM BUTTON
EMERGENCY CALL SYSTEM CONTROL UNIT
FRONT SAM CONTROL MODULE W/ FUSE/ RELAY MODULE
FUSE 18
FUSE 87
GLOBAL POSITIONING SYSTEM ANTENNA SPLITTER
GPS
GRY WIRE
GRY/BLU WIRE
GRY/RED WIRE
GRY/YEL WIRE
HOT AT ALL TIMES
INFO
INFO LED
LIN
MB INFO BUTTON
MIC -
MIKR (-)
MULTI-FUNCTION ANTENNA
MUTE
NCA WIRE
ORG/ WIRE
ORG/WHT WIRE
OVERHEAD CONTROL PANEL CONTROL MODULE
RADIO
REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE
RED WIRE
RED/WHT WIRE
SHIELD
SHIELD ANT NOT NOT
SIG
SOS
SOS LED
SOUND SYSTEM AMPLIFIER CONTROL UNIT
SUPPLEMENTAL RESTRAINT SYSTEM CONTROL UNIT
TEL
VIO WIRE
W/ COMAND
W/ NAVIGATION
W/ SOUND SYSTEM
W/O COMAND
W/O NAVIGATION
W/O SOUND SYSTEM
WHT WIRE
WS LED
YEL WIRE
YEL/VIO WIRE
Go to component -> Emergency call circuit -> NCA WIRE
nca wiring diagram (15 of 41)
AUTOMATIC DIMMING MIRROR
BLK WIRE
BLK/BRN WIRE
BRN WIRE
BRN/RED WIRE
BRN/WHT WIRE
CAN B H
CAN B L
COMPUTER DATA LINES SYSTEM
DRIVER-SIDE POWER WINDOW, OUTSIDE MIRROR ADJUSTMENT SWITCH GROUP
FUSE 39
FUSE 41
HORI MOTOR
HORI POTENTI- OMETER
HORI POTENTIO- METER
HOT AT ALL TIMES
LEFT DOOR CONTROL UNIT
LEFT OUTSIDE MIRROR
LEFT OUTSIDE MIRROR ADJUSTMENT SWITCH
LEFT OUTSIDE MIRROR AMBIENT LAMP
LEFT OUTSIDE MIRROR TURN SIGNAL LAMP
LEFT SEAT ADJUSTMENT SWITCH GROUP
MIRROR HEATER
NCA WIRE
OUTSIDE MIRROR ADJUSTMENT SWITCH
OUTSIDE MIRROR FOLD-IN/ FOLD-OUT ELECTRIC MOTOR
OUTSIDE MIRROR FOLD-IN/ FOLD-OUT SWITCH
PNK WIRE
REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE
RED/BLU WIRE
RED/VIO WIRE
RIGHT DOOR CONTROL UNIT
RIGHT OUTSIDE MIRROR
RIGHT OUTSIDE MIRROR ADJUSTMENT SWITCH
RIGHT OUTSIDE MIRROR AMBIENT LAMP
RIGHT OUTSIDE MIRROR TURN SIGNAL LAMP
RIGHT SEAT ADJUSTMENT SWITCH GROUP
SH(+) 61
SH(-) 31
SIG
VERT MOTOR
VERT POTENTI- OMETER
VERT POTENTIO- METER
Go to component -> Memory mirrors circuit -> NCA WIRE
nca wiring diagram (16 of 41)
AUDIO IN GND
AUDIO IN R
AUDIO IN SH
AUDIO-IN L
BLK WIRE
BLU WIRE
BRN WIRE
CABLE DET
COMAND CONTROL UNIT
FUSE 78
GRN WIRE
GRY/BLU WIRE
HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED
MEDIA INTERFACE CONTROL UNIT
MEDIA INTERFACE ELECTRICAL CONNECTOR
MOST DATA BUS CIRCUIT
MOST IN MOST
MOST OUT
NCA WIRE
ORG/ WIRE
OUT
REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE
RED WIRE
USB
USB GND
WAKE-UP
WHT WIRE
YEL WIRE
YEL/BLU WIRE
Go to component -> Multimedia interface circuit -> NCA WIRE
nca wiring diagram (17 of 41)
AUTOMATIC DIMMING MIRROR
BLK WIRE
BRN WIRE
BRN/RED WIRE
CAN B H
CAN B L
COMPUTER DATA LINES SYSTEM
FORWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR
FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE
FUSE 12
FUSE 18
FUSE 39
GARAGE DOOR OPENER
GARAGE DOOR OPENER BUTTON 1
GARAGE DOOR OPENER BUTTON 2
GARAGE DOOR OPENER BUTTON 3
GARAGE DOOR OPENER INDICATOR LAMP
GRN WIRE
GRY WIRE
GRY/YEL WIRE
HOT AT ALL TIMES
HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED
INSIDE REARVIEW MIRROR
INSIDE REARVIEW MIRROR MICROPHONE
LEFT DOOR CONTROL UNIT
LEFT OUTSIDE MIRROR
LIN
LIN (ROOF)
NAVIGATION SYSTEM
NCA WIRE
NOT USED
ORG/ WIRE
OVERHEAD CONTROL PANEL CONTROL UNIT
PNK WIRE
RAIN/LIGHT SENSOR
REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE
REARWARD AUTOMATIC DIMMING MIRROR LIGHT SENSOR
RED WIRE
RED/BLU WIRE
SIG
VIO WIRE
WHT WIRE
YEL WIRE
Go to component -> Power mirrors circuit -> NCA WIRE
nca wiring diagram (18 of 41)
"BACK", VOICE
ACCEPT/TERMINATE
ANT
ANT SAT
AUDIO/COMAND DISPLAY
BACKWARD BUTTON
BLK WIRE
BLK/WHT WIRE
BLU WIRE
BLUETOOTH MODULE (EARLY PRODUCTION)
BRN WIRE
BRN/RED WIRE
BUTTON
BUTTONS +, - FOR SETTING
CAN A H
CAN A L
CAN B H
CAN B L
CAN E H
CAN E L
CELLULAR TELEPHONE SYSTEM ANTENNA AMPLIFIER/ COMPENSATOR
CLOCK
COMAND CONTROL UNIT
COMPUTER DATA LINES SYSTEM
CONTROL SYSTEM
DATA 0+
DATA 1 (+)
DATA 2 (+)
DIGITAL AUDIO BROADCASTING CONTROL UNIT
FANFARE HORNS, AIRBAG CLOCK SPRING CONTACT
FRONT SAM CONTROL UNIT W/ FUSE, RELAY MODULE
FUSE 11
FUSE 13
FUSE 16
FUSE 26
FUSE 81
FUSE 84
GRN WIRE
GRN/BLK WIRE
GRN/ORG WIRE
GRN/WHT WIRE
GRY/BLU WIRE
HOT AT ALL TIMES
HOT W/ QUIESCENT CURRENT CUTOUT RELAY ENERGIZED
LATE PRODUCTION
LEFT DOOR SPEAKER
LEFT DOOR TWEETER
LEFT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP
LEFT REAR SPEAKER
MOBILE PHONE CONTACT PLATE
MOST DATA BUS CIRCUIT
MOST IN
MOST IN MOST
MOST OUT
MUTE BUTTON
NCA WIRE
OFF BUTTON
ORG/ WIRE
ORG/BLK WIRE
PHONE CALL
PNK WIRE
PNK/BLK WIRE
RADIO
REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE
RED WIRE
RED/BLK WIRE
RED/VIO WIRE
RED/YEL WIRE
RIGHT DOOR SPEAKER
RIGHT DOOR TWEETER
RIGHT MULTI-FUNCTION STEERING WHEEL BUTTON GROUP
RIGHT REAR SPEAKER
SATELLITE DIGITAL AUDIO RADIO (SDAR) CONTROL UNIT
SCROLL FORWARD/
SELECTION
SHIELD
SPECIFIC FUNCTION,
STEERING COLUMN MODULE CONTROL UNIT
SYSTEM
SYSTEM ON
VIO WIRE
VOICE CONTROL
VOLUME CONTROL
W/ COMAND
W/O COMAND
W/O SOUND SYSTEM
WAKE-UP
YEL WIRE
YEL/BLK WIRE
Go to component -> Radio circuit (1 of 2) -> NCA WIRE
nca wiring diagram (19 of 41)
AM/FM
ANT
AUX JACK ELECTRICAL CONNECTOR
BLK WIRE
BLK/WHT WIRE
BLU WIRE
BLUETOOTH ANTENNA
BRN WIRE
CAN A H
CAN A L
COMPUTER DATA LINES SYSTEM
DAB
DATA
FM, AM, CL (ZV) ANTENNA AMPLIFIER
FM/TMC ANTENNA SPLITTER
GPS
GPS ANTENNA (CENTER OF DASH)
GRN WIRE
IN (-)
INSIDE REARVIEW MIRROR MICROPHONE
MIC -
MIC 1+
MIC 2+
MULTI-FUNCTION ANTENNA
NAVIGATION MODULE CRADLE
NAVIGATION SYSTEM
NCA WIRE
ORG/ WIRE
OUT
PNK WIRE
RADIO (W/ AUDIO 20)
RED/BLK WIRE
SHIELD
TMC
TV DIGITAL TUNER
USB ELECTRICAL CONNECTOR
VIO WIRE
W/ NAVIGATION
W/O COMFORT TELEPHONY
W/O NAVIGATION
W/O TV TUNER
WHT WIRE
YEL WIRE
Go to component -> Radio circuit (2 of 2) -> NCA WIRE
nca wiring diagram (20 of 41)
BLU WIRE
BRN WIRE
COMAND CONTROL UNIT
EARLY PRODUCTION
FUSE 85
HOT W/ QUIESCENT CURRENT CUTOUT
LATE PRODUCTION
MOST DATA BUS CIRCUIT
MOST IN MOST
MOST OUT
NCA WIRE
ORG/ WIRE
REAR SAM CONTROL UNIT W/ FUSE, RELAY MODULE
RED/BLK WIRE
RELAY ENERGIZED
RSE
SHIELD
TV 1 ANTENNA AMPLIFIER
TV 2 ANTENNA AMPLIFIER
TV DIGITAL TUNER
WAKE-UP
Go to component -> Tv tuner circuit -> NCA WIRE
