Lexus RX III (2008-2012) wht/blk Wiring diagrams

AGND BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CTR + GRN WIRE GRY WIRE GVIF INSTRUMENT CLUSTER SYSTEM LEFT FRONT SPEAKER ASSEMBLY 1 ASSEMBLY 1 LT BLU WIRE LT GRN WIRE MI+ MO- NAVIGATION RECEIVER ASSEMBLY NCA WIRE PNK WIRE RED WIRE RIGHT FRONT SPEAKER SL- SLDI SLDO SR- STEREO COMPONENT AMPLIFIER ASSEMBLY (LUGGAGE COMPT) TMUT TXM- USB USBG USBV VA- VAL+ VAR+ VIO WIRE VMTR VOR- VOT+ W/ PARKING ASSIST W/ REAR SEAT ENTERTAINMENT STSTEM W/O REAR SEAT ENTERTAINMENT STSTEM W/O PARKING ASSIST WFL- WFR- WHT WIRE WHT/BLK WIRE WUI WUO YEL WIRE

-TW ADAPTER ASSEMBLY 1 STEREO JACK AGND ALI ALO ARI ARO ASGN AUXI AUXO BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY CONSOLE) GRN WIRE GRY WIRE LEFT QUARTER SIDE SPEAKER ASSEMBLY (W/ 15 SPEAKER) LEFT REAR SPEAKER ASSEMBLY LEFT REAR SPEAKER ASSEMBLY 2 LT BLU WIRE LT GRN WIRE MI+ MO- NCA WIRE NTSC PBLT PNK WIRE RADIO RECEIVER ASSEMBLY RED WIRE REMOTE OPERATION SWITCH RIGHT QUARTER SIDE SPEAKER ASSEMBLY (W/ 15 SPEAKER) RIGHT REAR SPEAKER ASSEMBLY RIGHT REAR SPEAKER ASSEMBLY 2 SLD SLDI SLDO STEREO JACK ADAPTER ASSEMBLY 1 (MULTI-MEDIA INTERFACE ECU) UNDER CENTER FLOOR VIO WIRE W/ MULTI-MEDIA INTERFACE ECU W/O MULTI-MEDIA INTERFACE ECU WHT WIRE WHT/BLK WIRE WUI WUO YEL WIRE

1 2 3 4 5 6 7 8 R+ L+ ACAN ADIM ADPG AIR ARON BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM GRN WIRE GRY WIRE HEADPHONE TERMINAL HEATER CONTROL PANEL (RADIO RECEIVER ASSEMBLY) LEFT SET BACK DISPLAY LT BLU WIRE LT GRN WIRE MAIN BODY ECU (BEHIND LEFT SIDE OF DASH) MULTI-DISPLAY CONTROLLER MUTE NCA WIRE NTSC PBEW PNK WIRE RED WIRE RIGHT SET BACK DISPLAY SLDA SLDB SUB-ASSEMBLY (UNDER CENTER CONSOLE) SUPPLEMENTAL RESTRAINTS SYSTEM VA- VAL+ VAR+ VD VG VIO WIRE VMTR VV- WHT WIRE WHT/BLK WIRE YEL WIRE

+B TX- TX+ PNK WIRE 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 +B 1 3 5 BI SI EI PNK WIRE 1 5 3 6 4 2 BI EI SI EO SO BO 2 1 PNK WIRE 23 13 14 10 SWG TX+ TX- BLK WIRE BLU WIRE BRN WIRE CANL CANH BLSW TX- TX+ CB+ CLEARANCE WARNING BUZZER 1 (CENTER OF DASH) COMPUTER DATA LINES SYSTEM CV+ CV- CV+ CGND CB+ SCV- SCV+ SGND SCB+ EF BBZ ENGINE ROOM FUSE GRN WIRE GRY WIRE GVIF HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT STEERING PAD SWITCH LEFT ULTRASONIC SENSOR 1 (LEFT FRONT CORNER OF ENGINE COMPT) LEFT ULTRASONIC SENSOR 2 (BEHIND REAR BUMPER) LEFT ULTRASONIC SENSOR 3 (BEHIND REAR BUMPER) LT BLU WIRE MONITOR MULTI-DISPLAY CONTROLLER SUB-ASSEMBLY (UNDER CENTER CONSOLE) NAVIGATION RECEIVER ASSEMBLY NCA WIRE ORG/ WIRE PARKING ASSIST ECU (RIGHT SIDE OF DASH) PNK WIRE RAD 1 FUSE RAD 3 FUSE R/B ASSEMBLY (ON LEFT SIDE SIDE OF ENGINE COMPT) RADIO 2 FUSE RED WIRE RIGHT ULTRASONIC SENSOR 1 (RIGHT FRONT CORNER OF ENGINE COMPT) RIGHT ULTRASONIC SENSOR 3 (BEHIND REAR BUMPER) SCB+ SCV+ SGND SIDE TELEVISION CAMERA ASSEMBLY (FRONT PASSENGER'S DOOR) SPIRAL CABLE SUB-ASSEMBLY (IN STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

9 4 PRDC PBCL BLK WIRE BLU WIRE FUSE GRN WIRE HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT FRONT SEAT INNER BELT BUCKLE ASSEMBLY SWITCH (UNDER DRIVER'S SEAT) LEFT FRONT SEAT OUTER BELT ASSEMBLY (BASE OF LEFT "B" PILLAR) PNK WIRE RIGHT FRONT SEAT OUTER BELT ASSEMBLY (BASE OF RIGHT "B" PILLAR) VIO WIRE W/ MEMORY W/O MEMORY WHT WIRE WHT/BLK WIRE YEL WIRE

AIR CONDITIONING SYSTEM AIR SUS RDI FUSE FAN 2 FUSE AIR SUS RELAY STOP ANTI-LOCK BRAKES RELAY SYSTEM (DIAGRAM 2 OF 4) ANTI-LOCK BRAKES SYSTEM BATTERY BLK WIRE BLU WIRE BRN WIRE COMPT) COOLING FANS, AIR CONDITIONING SYSTEMS DC/DC-S FUSE DEICER RELAY DEICER FUSE FUSE DOME FUSE ECU-B 1 FUSE ECU-B 2 FUSE EFI 1 FUSE EFI MAIN FUSE EFI MAIN RELAY ELECTRONIC POWER STEERING SYSTEM FUSE BOX (REAR OF CAPACITOR LUGGAGE FUSE COMPT) ELECTRONICALLY CONTROLLED MAIN BRAKE SYSTEM 1 FUSE FUSE ENGINE CONTROLS SYSTEM ENGINE DOOR LOCKS CONTROLS SYSTEM SYSTEM ENGINE ROOM J/B ASSEMBLY (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE EXTERIOR LIGHTS, SHIFT INTERLOCK, ENGINE CONTROLS SYSTEMS EXTERIOR NAVIGATION, SOUND LIGHTS SOUND SYSTEMS SYSTEMS SYSTEM FILTER FUSE FROM SHORT PIN DCDC (DIAGRAM FUSE 1 OF 4) FUSE FUSIBLE LINK BLOCK ASSEMBLY (LEFT REAR EPS OF LUGGAGE FUSE COMPT) GRN WIRE GRY WIRE H-LP CLN FUSE HAZ RAD 3 RAD 1 FUSE FUSE FUSE FUSE FUSE HEADLIGHTS SYSTEM HEATER FUSE IMMOBI STR ETCS LOCK FUSE FUSE FUSE IP J/B FUSE LT GRN WIRE MAIN FUSE NCA WIRE NOISE FILTER (GHOST BUSTER) (LEFT FRONT OF ENGINE COMPT) ORG/ WIRE PNK WIRE RDI FAN 1 FUSE RED WIRE RELAY (DIAGRAM 2 OF 4) RR DEF FUSE RR DEF RELAY PBD FUSE RR-B FUSE SHORT PIN TO DCDC FUSE (DIAGRAM 1 OF 4) TO HV R/B 2 (DIAGRAM 2 OF 4) TO INSTRUMENT PANEL (DIAGRAM 3 OF 4) TOWING FUSE TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/F FUSE COMPT) A/F RELAY AFS FUSE AIR CONDITIONING SYSTEM AIR CONDITIONING, COOLING FANS SYSTEMS AIR CONDITIONING, NAVIGATION, SEATS SYSTEMS ANTI-LOCK BRAKES SYSTEM BATT FAN FUSE BI-XENON RELAY BKUP LP FUSE BLK WIRE BLU WIRE BRN WIRE DEFOGGER, AIR CONDITIONING SYSTEMS ELECTRONICALLY CONTROLLED BRAKE SYSTEM 2 FUSE ELECTRONICALLY CONTROLLED BRAKE SYSTEM MAIN 1 FUSE ELECTRONICALLY CONTROLLED BRAKE SYSTEM MAIN 2 FUSE ELECTRONICALLY CONTROLLED BRAKE SYSTEM MAIN 3 FUSE ENGINE CONTROLS SYSTEM ENGINE CONTROLS, ANTI-LOCK BRAKES SYSTEMS ENGINE ROOM R/B 3 (LEFT SIDE OF ENGINE COMPT) A/C W/P FUSE ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) EXTERIOR SUPPLEMENTAL LIGHTS RESTRAINTS SYSTEM SYSTEM FROM GAUGE 2 FUSE (DIAGRAM 2 OF 4) FROM RAD 1 FUSE (DIAGRAM 1 OF 4) HV R/B 2 FUSE FUSE GAUGE 2 FUSE GRN WIRE HEAD HEAD DRL RELAY RELAY RELAY (LL) (RL) HEADLIGHTS SYSTEM HEATER 2 FUSE HORN FUSE HORN RELAY HV R/B 1 FUSE IGN FUSE INSTRUMENT CLUSTER, SHIFT INTERLOCK, DOOR LOCKS SYSTEMS MAIN FUSE (DIAGRAM 1 OF 4) MAYDAY/ TEL FUSE NAVIGATION SYSTEM OIL PMP FUSE ORG/ WIRE PD FUSE PNK WIRE RED WIRE RELAY S-HORN FUSE S-HORN RELAY SUPPLEMENTAL RESTRAINTS SYSTEM TO INSTRUMENT PANEL J/B (DIAGRAM 3 OF 4) TO POWER MANAGEMENT CONTROL ECU (DIAGRAM 4 OF 4) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

8 3 4 2 PNK WIRE BLK WIRE BLU WIRE BOF BOR BRN WIRE CLEARANCE WARNING BUZZER 1 (CENTER OF DASH) CLEARANCE WARNING ECU ASSEMBLY (RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CONTROL ECU (LEFT SIDE OF DASH) ENGINE ROOM R/B 2 (LEFT REAR OF ENGINE COMPT) FUSE GRN WIRE HOT IN ON OR START HOT W/ IGCT MAIN RELAY ENERGIZED IGCT 3 FUSE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LEFT ULTRASONIC LEFT ULTRASONIC SENSOR 1 (LEFT FRONT CORNER OF ENGINE COMPT) LEFT ULTRASONIC SENSOR 3 (BEHIND REAR BUMPER) LT BLU WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH PNK WIRE POWER MANAGEMENT RED WIRE RIGHT ULTRASONIC SENSOR 1 (RIGHT FRONT CORNER OF ENGINE COMPT) RIGHT ULTRASONIC SENSOR 2 (BEHIND REAR BUMPER) RIGHT ULTRASONIC SENSOR 3 (BEHIND REAR BUMPER) SENSOR 2 (BEHIND REAR BUMPER) SOF BBZ EF SOR WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 IG 40 26 20 25 GND IG PNK WIRE BKUP LP RELAY BLK WIRE BLU WIRE BRN WIRE CB+ CGND CB+ CV+ ENGINE ROOM R/B 2 (LEFT REAR OF ENGINE COMPT) FUSE GRN WIRE HOT IN ON OR START INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/C MIRRORS SYSTEM NCA WIRE OVERHEAD MODULE POWER MANAGEMENT CONTROL ECU (LEFT SIDE OF DASH) REAR TELEVISION CAMERA ASSEMBLY (LOWER CENTER OF BACK DOOR) RED WIRE REV EC+ EC- CV- CV+ PNK WIRE SIDE (LEFT OF DASH) TO BACKUP LAMPS CIRCUIT VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+B SPI+ SPI- 1 2 3 4 5 6 7 USB USBG VOT+ USBV VOT- VOR- VOR+ 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 HOT IN ON OR ACC HOT IN ON OR START 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 10 4 FR- FR+ WIRE PNK WIRE RADIO 2 FUSE RADIO RECEIVER ASSEMBLY RED WIRE RIGHT FRONT SPEAKER ASSEMBLY 2 RIGHT FRONT SPEAKER ASSEMBLY 3 RRID SGND SGND MCVD MCI+ MCI- SLED SPDP SPO+ SPO- STEREO COMPONENT AMPLIFIER ASSEMBLY (LUGGAGE COMPT) TELEPHONE ANTENNA TMUT TWR- TWR+ USB USBG USBV VIO WIRE VOR- VOT+ W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE