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Lexus RX III facelift (2012-2015) nca Wiring diagrams

This page contains all the electrical diagrams for the component. nca, in which he is found in the car Lexus RX III facelift (2012-2015). 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..

Wiring diagram nca (11 of 37)

Wiring diagram nca for Lexus RX III facelift (2012-2015) (11 of 37)
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 IG 6 5 PNK WIRE BLK WIRE BLU WIRE CGND CB+ EC+ EC- ECI+ ECI- MIRROR CONTROL ECU ASSEMBLY (IN LEFT DOOR) ECU-B 1 FUSE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY J/C LEFT OUTER LEFT OUTER REAR VIEW MIRROR ASSEMBLY LT BLU WIRE NAVIGATION SYSTEM NCA WIRE ORG/ WIRE OVERHEAD MODULE (CENTER FRONT OF ROOF) PNK 12 13 PNK WIRE PNK 3 WIRE PNK IG GND WIRE PNK WIRE R/B 1 (LEFT SIDE OF DASH) RED WIRE RELAY ENERGIZED REV EC+ EC- CV- CV+ +B RIGHT OUTER ECI- ECI+ MIRROR CONTROL ECU ASSEMBLY (IN RIGHT DOOR) RIGHT OUTER REAR VIEW MIRROR ASSEMBLY VIO WIRE WHT WIRE YEL WIRE

Go to component -> Electrochromic mirror circuit, with display -> NCA WIRE

Wiring diagram nca (12 of 37)

Wiring diagram nca for Lexus RX III facelift (2012-2015) (12 of 37)
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BLK WIRE BRN WIRE GRN WIRE LT BLU WIRE LT GRN WIRE MACC MCI- MCO- MCVD MUTE NCA WIRE OVERHEAD MODULE PNK WIRE RED WIRE SGND SPI+ SPO- TELEPHONE MICROPHONE USB USBG USBV VIO WIRE VOR- VOT+ W/ LEXUS ENFORM W/O LEXUS ENFORM WHT WIRE WHT/BLK WIRE

Go to component -> Navigation circuit (3 of 7) -> NCA WIRE

Wiring diagram nca (13 of 37)

Wiring diagram nca for Lexus RX III facelift (2012-2015) (13 of 37)
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BLK WIRE BLU WIRE BRN WIRE CTR + GRN WIRE GRY WIRE INSTRUMENT CLUSTER SYSTEM LEFT FRONT SPEAKER ASSEMBLY 2 LEFT FRONT SPEAKER ASSEMBLY 3 LT BLU WIRE LT GRN WIRE MI+ MO- NAVIGATION RECEIVER ASSEMBLY NCA WIRE PNK WIRE RED WIRE SL- SLDI SLDO SR- STEREO COMPONENT AMPLIFIER ASSEMBLY (LUGGAGE COMPARTMENT) TMUT TWL- USB USBG USBV VIO WIRE VOR- VOT+ W/ REAR SEAT ENTERTAINMENT SYSTEM W/O REAR SEAT ENTERTAINMENT SYSTEM WF- WFL- WFR- WHT WIRE WHT/BLK WIRE WUI WUO YEL WIRE

Go to component -> Navigation circuit (4 of 7) -> NCA WIRE

Wiring diagram nca (14 of 37)

Wiring diagram nca for Lexus RX III facelift (2012-2015) (14 of 37)
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ADPG AGND ALO ARO ASGN AUXO BLK WIRE BLU WIRE BRN WIRE ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FRONT PASSENGER'S SEAT BELT WARNING LIGHT FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT STEERING PAD SWITCH LT BLU WIRE LT GRN WIRE NAVIGATION RECEIVER ASSEMBLY NCA WIRE NTSG NTSO OFF HOOK ON HOOK PNK WIRE RAD 1 FUSE RED WIRE RIGHT STEERING PAD SWITCH SEEK SPIRAL CABLE SUB-ASSEMBLY (IN STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY STEREO JACK ADAPTER ASSEMBLY 1 UDO+ UJSG UPI VA- VAL+ VAR+ VIO WIRE VMTR VOICE MODE VOLUME- WHT WIRE WHT/BLK WIRE YEL WIRE

Go to component -> Navigation circuit (6 of 7) -> NCA WIRE

Wiring diagram nca (15 of 37)

Wiring diagram nca for Lexus RX III facelift (2012-2015) (15 of 37)
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1 2 +B 10 11 12 13 14 PNK WIRE 12 13 14 15 16 PNK WIRE ADPG BLK WIRE BLU WIRE BRN WIRE GRN WIRE GRY WIRE HEADPHONE TERMINAL LEFT SEAT BACK DISPLAY LT BLU WIRE LT GRN WIRE MUTE NCA WIRE NTSC PNK WIRE R - L - RED WIRE RIGHT SEAT BACK DISPLAY SLDA SLDB VA- VAL+ VAR+ VD VG VIO WIRE VMTR VV- WHT WIRE WHT/BLK WIRE YEL WIRE

Go to component -> Navigation circuit (7 of 7) -> NCA WIRE

Wiring diagram nca (16 of 37)

Wiring diagram nca for Lexus RX III facelift (2012-2015) (16 of 37)
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AIR CONDITIONING SYSTEM BLK WIRE BLU WIRE BRN WIRE CLK- CLK+ DETECTION DOOR LOCK CONTROL SWITCH ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM AIR CONDITIONING SYSTEM ENGINE CONTROLS SYSTEM EXTERIOR LIGHTS SYSTEM ENGINE CONTROLS SYSTEM ENGINE ROOM R/B 2 (LEFT REAR OF ENGINE COMPT) FD RV GRN WIRE GRY WIRE HOT W/ IGCT MAIN RELAY ENERGIZED IGCT 3 FUSE IWP NIWP BL GI LEFT REAR DOOR LOCK MOTOR (IN LEFT REAR DOOR) LT GRN WIRE MTH- MTH+ HSDN REQ- REQ+ MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NCA WIRE OPST ORG/ WIRE PNK CLK STB NODD RMT RMTG MMT MMTG GMT GMTG WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER MANAGEMENT CONTROL ECU RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH (AT RIGHT "B" PILLAR) SIO ETI ITE ILK PNK WIRE STP HTM+ HTM- TRANSMISSIONS SYSTEM UNLOCK VIO WIRE VLO WHT WIRE WHT/BLK WIRE WP FCTL YEL WIRE

Go to component -> Power door locks circuit (3 of 5) -> NCA WIRE

Wiring diagram nca (17 of 37)

Wiring diagram nca for Lexus RX III facelift (2012-2015) (17 of 37)
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AGND ANTENNA COIL ANTI-THEFT SYSTEM BLK WIRE BLU WIRE BRN WIRE BTH+ BTH- CODE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-B 1 FUSE ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEM COMPUTER DATA LINES SYSTEM ENGINE CONTROLS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM ENGINE CONTROLS SYSTEM ENGINE ROOM J/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES IMMOBI FUSE IMO IMI CCS PNK WIRE INDS INDS INDW INDW LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PNK CANH CANL WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER MANAGEMENT CONTROL ECU (LEFT SIDE OF DASH) POWER SWITCH PSOK RED WIRE S-HORN FUSE S-HORN RELAY SECURITY HORN ASSEMBLY (LEFT FRONT OF ENGINE COMPT) SFTD SFTU SHIFT INTERLOCK SYSTEM SL/R SLP SMRG SMRP SMRB SPDI SWIL THB ABFS ETHB TRANSMISSIONS SYSTEM TXCT VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

Go to component -> Power door locks circuit (4 of 5) -> NCA WIRE

Wiring diagram nca (18 of 37)

Wiring diagram nca for Lexus RX III facelift (2012-2015) (18 of 37)
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BLK WIRE BLU WIRE BRN WIRE CB+ COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CV+ ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) GPS ANTENNA GRN WIRE GRY WIRE GVIF HOT AT ALL TIMES ILL- ILL+ IG INTERIOR LIGHTS SYSTEM LT BLU WIRE LT GRN WIRE MAIN ANTENNA MIN+ SGND MACC MIN- SNS 2 MO- NAVIGATION RECEIVER ASSEMBLY NCA WIRE PASSENGER AIR BAG ON/OFF INDICATOR PBCT PKB SPD INSTRUMENT CLUSTER SYSTEM PNK DOOR LOCKS, SEUC PBEW CA+ CGND ANTI-THEFT SYSTEMS WIRE PNK WIRE RAD 3 FUSE REAR TELEVISION CAMERA ASSEMBLY RED WIRE REMOTE OPERATION SWITCH SDARS ANTENNA SUB ANTENNA SWG AIR ACON SUPPLEMENTAL RESTRAINTS SYSTEM V+ V- VIO WIRE VMTF WHT WIRE WHT/BLK WIRE YEL WIRE

Go to component -> Radio circuit, with navigation (1 of 7) -> NCA WIRE

Wiring diagram nca (19 of 37)

Wiring diagram nca for Lexus RX III facelift (2012-2015) (19 of 37)
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 IG 26 20 25 PNK IG WIRE BKUP LP FUSE BKUP LP RELAY BLK WIRE BLU WIRE BRN WIRE CB+ CGND CGND CB+ CV+ ECU-B 1 FUSE ENGINE ROOM R/B 2 (LEFT REAR OF ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE HOT AT ALL TIMES INNER REAR VIEW MIRROR ASSEMBLY J/C LT BLU WIRE NCA WIRE OVERHEAD MODULE POWER MANAGEMENT CONTROL ECU (LEFT SIDE OF DASH) BL REAR TELEVISION CAMERA ASSEMBLY RED WIRE RELAY ENERGIZED RELAY ENERGIZED INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) ECU REV EC+ EC- CV- CV+ +B PNK MIRRORS SYSTEM WIRE VIO WIRE WHT WIRE YEL WIRE

Go to component -> Rear view monitoring circuit -> NCA WIRE

Wiring diagram nca (20 of 37)

Wiring diagram nca for Lexus RX III facelift (2012-2015) (20 of 37)
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+B SPI+ SPI- 1 2 3 4 5 6 7 USB USBG VOT+ USBV VOT- VOR- VOR+ 28 13 28 13 FR- FR+ 5 3 4 1 BBO- AIR BAG SENSOR ASSEMBLY (BELOW CENTER CONSOLE) BACKUP BATTERY (MAYDAY BATTERY) (RIGHT SIDE OF DASH) BBI+ BBO- BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DCM (TELEMATICS TRANSCEIVER) (UNDER CENTER CONSOLE) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FUSE GPS ANTENNA GRN WIRE GRY WIRE HOT AT ALL TIMES ILL+ GSW SIL SIG- INSTRUMENT CLUSTER SYSTEM INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT GRN WIRE MACC MAYDAY/TEL FUSE MCO- MIN MUTE MCO+ MCO- NAVIGATION RECEIVER ASSEMBLY (W/ NAVIGATION) NCA WIRE ORG/ WIRE OVERHEAD MODULE PNK 18 12 WIRE PNK WIRE RADIO 2 FUSE RED WIRE RELAY ENERGIZED RIGHT FRONT SPEAKER ASSEMBLY 2 RIGHT FRONT SPEAKER ASSEMBLY 3 RRID SGND SGND MCVD MCI+ MCI- SLED SPDP SPO+ SPO- STEREO COMPONENT AMPLIFIER (LUGGAGE COMPT) TELEPHONE ANTENNA TMUT TWR- TWR+ USB USBG USBV VIO WIRE VOR- VOT+ W/ NAVIGATION W/ RADIO, DISPLAY RECEIVER TYPE W/O NAVIGATION W/O RADIO, DISPLAY RECEIVER TYPE WHT WIRE WHT/BLK WIRE YEL WIRE

Go to component -> Telematics circuit -> NCA WIRE

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