Lexus RX III facelift (2012-2015) (under center console) Wiring diagrams

ALT ALT FUSE BATTERY BLK WIRE BLU WIRE COMBINATION METER ASSEMBLY ECM (LEFT SIDE OF ENGINE COMPT) ENERGIZED GAUGE 1 FUSE ENGINE ROOM J/B ASSEMBLY ENGINE ROOM R/B ASSEMBLY ALT-S (LEFT FRONT FUSE FENDER APRON) FUSIBLE LINK MAIN GAUGE 2 FUSE GENERATOR ASSEMBLY GRN WIRE GRY WIRE HOT W/ INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) NCA WIRE PNK WIRE RED WIRE STARTING CIRCUIT VIO WIRE WHT WIRE WHT/BLK WIRE

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

ACAN ADIM BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS GRN WIRE GRY WIRE HEATER CONTROL PANEL (RADIO RECEIVER ASSEMBLY) LEFT STEERING PAD SWITCH LT BLU WIRE LT GRN WIRE MACC MCO- NCA WIRE OFF HOOK ON HOOK OVERHEAD MODULE PNK WIRE REAR WINDOW DEFOGGER SWITCH RED WIRE RIGHT STEERING PAD SWITCH SEEK SEUC SPIRAL CABLE SUB-ASSEMBLY (IN STEERING COLUMN) STEERING PAD SWITCH ASSEMBLY TELEPHONE MICROPHONE VIO WIRE VOICE MODE VOLUME- W/ SAFETY CONNECT W/O SAFETY CONNECT WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PNK WIRE 16 17 18 19 20 IVO+ IVO- R- L- 2 3 4 5 6 7 8 9 10 11 12 13 14 15 ILL+ BLK WIRE BLU WIRE BRN WIRE CB+ CGND V- CV+ ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FRONT PASSENGER'S SEAT BELT WARNING LIGHT GIVF GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MAIN ANTENNA NCA WIRE PARKING BRAKE SWITCH (LEFT END OF DASH) PNK WIRE R+ L+ SLD ACC 1 ILL- RAD 3 FUSE RADIO, DISPLAY RECEIVER ASSEMBLY REAR TELEVISION CAMERA ASSEMBLY REAR WINDOW DEFOGGER SWITCH RED WIRE REMOTE OPERATION SWITCH SDARS ANTENNA SUB ANTENNA VIO WIRE VMTF PKB CA+ V+ WHT WIRE WHT/BLK WIRE YEL WIRE

AGND ALO ARO ASGN AUXO BLK WIRE BLU WIRE BRN WIRE DCM (TELEMATICS TRANSCEIVER) (W/ SAFETY CONNECT) GRN (OR RED) WIRE GRN WIRE GRY WIRE LT GRN WIRE MACC MCI- MCO- MCVD MUTE NCA BLK WIRE NCA WIRE OVERHEAD MODULE PNK (OR BRN) WIRE PNK WIRE RED WIRE RIGHT FRONT SPEAKER ASSEMBLY 2 RIGHT FRONT SPEAKER ASSEMBLY 3 SGND SPI+ SPO- STEREO JACK ADAPTER ASSEMBLY 1 TELEPHONE MICROPHONE TWR+ UDO+ UJSG UPI W/ SAFETY CONNECT W/O SAFETY CONNECT WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE GRN WIRE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) P POSITION DETECTION SWITCH PNK WIRE POWER MANAGEMENT CONTROL ECU (LEFT SIDE OF DASH) RED WIRE RELAY ENERGIZED SHIFT LEVER POSITION SWITCH SHIFT LOCK CONTROL ECU SUB-ASSEMBLY (UNDER CENTER CONSOLE, BESIDE SHIFT LEVER) SHIFT LOCK SOLENOID SLS+ SLS- STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+ECU 2 3 STA STAR 3 18 17 SLP 5 7 PNK WIRE BATTERY BLK WIRE BLU WIRE BRX CHARGING SYSTEM CHECK CONNECTOR (REMOTE ENGINE STARTER) (RIGHT SIDE OF DASH) ECM (LEFT SIDE OF ENGINE COMPT) ECU-B 1 FUSE ENGINE ROOM J/B ASSEMBLY ENGINE ROOM R/B ASSEMBLY ENGINE SWITCH FUSE GRN WIRE GRN/RED WIRE HOT AT ALL TIMES HOT W/ IGN 1 RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT END OF DASH) NCA WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY PNK BTX WIRE PNK NSW WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER MANAGEMENT CONTROL ECU (LEFT END OF DASH) REMOTE ENGINE STARTER (RIGHT SIDE OF DASH) ST FUSE (LEFT FRONT FENDER APRON) ST RELAY STARTER ASSEMBLY TRANSAXLE TRANSMISSION CONTROL ECU ASSEMBLY (6 SPEED A/T) TRANSMISSION CONTROL ECU ASSEMBLY (8 SPEED A/T) (RIGHT SIDE OF DASH) WHT WIRE WHT/BLK WIRE YEL WIRE

3 2 IGE BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPARTMENT) FUSE GRN WIRE HOT AT ALL TIMES ID CODE BOX (LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LIN LIN 1 PNK 64 34 33 2 12 3 WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (LEFT SIDE OF DASH) RED WIRE RELAY ENERGIZED SL/R SLP STEERING LOCK ACTUATOR ASSEMBLY (ON STEERING COLUMN) STR LOCK FUSE WHT/BLK 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 GND 27 28 29 30 -SR -SL +SR +SL ABFS AIR AIR BAG SENSOR ASSEMBLY (BELOW CENTER CONSOLE) ARON BBL- BBL+ BCL+ BDL- BLK WIRE BLU WIRE BRN WIRE CANL PAON CASE) COMPUTER DATA LINES SYSTEM DK DK DK+ FUSE GRN WIRE GRY WIRE ICL- INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) GAUGE 2 FUSE LEFT CURTAIN SHIELD AIR BAG ASSEMBLY (LEFT SIDE OF ROOF) LEFT DOOR SIDE AIR BAG SENSOR (BASE OF LEFT "B" PILLAR) LEFT FRONT SIDE AIR BAG SQUIB CIRCUIT (IN DRIVER'S SEAT BACK) LEFT REAR AIR BAG SENSOR (LEFT "C" PILLAR) LEFT REAR SIDE AIR BAG SQUIB CIRCUIT LT GRN WIRE MULTI INFORMATION DISPLAY ASSEMBLY PASSENGER AIR BAG ON/OFF INDICATOR NAVIGATION RECEIVER ASSEMBLY PASSENGER AIR BAG ON/OFF INDICATOR P- P+ D+ D- P-AB P-AB GSW PK+ PK- PAON PK- POWER MANAGEMENT CONTROL ECU (LEFT SIDE OF DASH) PRETENSIONER LEFT FRONT SEAT OUTER BELT ASSEMBLY (BASE OF LEFT "B" PILLAR) PRETENSIONER OUTER LEFT REAR SEAT BELT ASSEMBLY 1 (LEFT "C" PILLAR) RADIO, DISPLAY RECEIVER ASSEMBLY PASSENGER AIR BAG ON/OFF INDICATOR RED WIRE RELAY ENERGIZED RL- RL+ LSP- LBE- SECOND STEP SFL- SPIRAL CABLE SUB-ASSEMBLY (IN STEERING COLUMN) SRL- VIO WIRE W/ RADIO RECEIVER TYPE W/ RADIO, DISPLAY RECEIVER TYPE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

1 2 B+ DIA 1 2 BDR- BDR+ 14 15 PNK WIRE 24 23 6 1 13 CANL CANH ES IG+ PNK WIRE 4 5 6 7 8 9 10 11 12 FSR- BGND AIR BAG SENSOR ASSEMBLY (BELOW CENTER CONSOLE) BCR+ BDR BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) FSR+ BBR+ BBR- FUSE GRN WIRE GRY WIRE GSW HOT AT ALL TIMES ICR+ IG FSR+ BSW INSTRUMENT MAIN PANEL J/B BODY (LEFT SIDE ECU OF DASH) INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) ORG/ WIRE PNK WIRE RED WIRE RIGHT CURTAIN SHIELD AIR BAG ASSEMBLY (RIGHT SIDE OF ROOF) RIGHT DOOR SIDE AIR BAG SENSOR (BASE OF RIGHT "B" PILLAR) RIGHT FRONT SEAT INNER BELT ASSEMBLY (UNDER FRONT PASSENGER'S SEAT) RIGHT FRONT SIDE AIR BAG SQUIB CIRCUIT (IN FRONT PASSENGER'S SEAT BACK) RIGHT REAR AIR BAG SENSOR (RIGHT "C" PILLAR) RIGHT REAR SIDE AIR BAG SQUIB CIRCUIT (RIGHT "C" PILLAR) SFR- SL- SR- SRR+ VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE