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

1 7 CANH CANL 3 2 CANH CANL 4 3 CANH CANL BLK WIRE BLU WIRE BRN WIRE CANN CANP CLEARANCE WARNING ECU ASSEMBLY COMBINATION METER ASSEMBLY DRIVING SUPPORT ECU ASSEMBLY (LEFT END OF DASH) GRN WIRE GRY WIRE LEFT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY (IN LEFT REAR DOOR) LIN LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK CANH CANL WIRE PNK WIRE POWER BACK DOOR UNIT ASSEMBLY (LEFT REAR OF ROOF) POWER STEERING ECU ASSEMBLY (LEFT END OF DASH) RADIO, DISPLAY RECEIVER ASSEMBLY (IF EQUIPPED) RED WIRE REMOTE OPERATION SWITCH SEAT BELT CONTROL ECU (RIGHT SIDE OF DASH) STEERING SENSOR (IN STEERING COLUMN) VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE YAW RATE SENSOR ASSEMBLY YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 CANH 1 2 3 4 5 6 7 8 PNK WIRE 1 2 3 4 5 6 R+ 1 2 3 4 5 CBP 1 2 PIG PGND 1 2 PIG VGND ASST BLK WIRE BLU WIRE BRN WIRE CBPE CEP CEPF COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-B 1 FUSE ECU-B 2 FUSE ENGINE ROOM R/B ASSEMBLY (ON LEFT SIDE OF ENGINE COMPT) EPS FUSE EPS FUSE ASSEMBLY (LEFT REAR OF LUGGAGE COMPT) FUSE FUSIBLE LINK BLOCK GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START HOT W/ HV BATTERY JUNCTION BLOCK ASSEMBLY (LEFT SIDE OF LUGGAGE COMPT) IG DDOK ASST INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MOTOR RESOLVER NCA WIRE ORG/ WIRE PNK CANH WIRE PNK IG CANL WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (LEFT SIDE OF DASH) POWER STEERING CONVERTER ASSEMBLY POWER STEERING ECU ASSEMBLY (LEFT END OF DASH) POWER STEERING MOTOR POWER STEERING MOTOR ASSEMBLY (INTEGRAL TO POWER POWER STEERING TORQUE SENSOR (INTEGRAL TO POWER STEERING ECU ASSEMBLY) PSOK RCOS RSIN RED WIRE RELAY ENERGIZED RGND SKID CONTROL ECU (RIGHT SIDE OF DASH) STEERING ECU ASSEMBLY) STEERING SENSOR (IN STEERING COLUMN) TORQUE SENSOR WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE DETECTION ECU-B 2 FUSE FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY GRN WIRE GRY WIRE HEATER CONTROL PANEL (RADIO RECEIVER ASSEMBLY) HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) IP J/B FUSE LEFT FRONT DOOR COURTESY LIGHT SWITCH (AT LEFT "B" PILLAR) LEFT REAR DOOR COURTESY LIGHT SWITCH (AT LEFT REAR "C" PILLAR) LOCK LT BLU WIRE LT GRN WIRE NAVIGATION RECEIVER ASSEMBLY SECURITY ORG/ WIRE PNK WIRE RADIO, DISPLAY RECEIVER ASSEMBLY SECURITY RED WIRE RIGHT FRONT DOOR LOCK MOTOR (IN FRONT PASSENGER'S DOOR) SECU SECURITY IND STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) UNLOCK W/ NAVIGATION RECEIVER W/ RADIO RECEIVER W/ RADIO, DISPLAY RECEIVER WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE

AIR BAG SENSOR ASSEMBLY BLK WIRE BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR SUB-ASSEMBLY) BRN WIRE CANISTER PUMP MODULE COMPRESSOR (LEFT SIDE OF W/ MOTOR ENGINE COMPT) ASSEMBLY COOLING FAN ECU 2 DOOR DR D DR LOCK UNLOCK UNLOCK RELAY RELAY RELAY FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY HEADLIGHT CLEANER CONTROL RELAY HEADLIGHT SWIVEL ECU ASSEMBLY IGNITION IGNITION IGNITION COIL COIL COIL ASSEMBLY ASSEMBLY ASSEMBLY LEVEL WARNING SWITCH ASSEMBLY MULTIPLEX TILT, SKID CONTROL TELESCOPIC ECU ASSEMBLY ECU POWER STEERING ECU ASSEMBLY RELAY 1 RELAY 3 RELAY 2 RELAY 4 RELAY RELAY RIGHT ELECTRICAL KEY ANTENNA RIGHT FOG LIGHT ASSEMBLY RIGHT FRONT DOOR W/ MOTOR LOCK ASSEMBLY RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT HEADLIGHT ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY SEAT BELT CONTROL ECU SLIDING BLOWER W/ ROOF FAN MOTOR CONTROL SUB-ASSEMBLY ECU STEERING COOLING FAN CONVERTER ASSEMBLY ECU 1 TOP OF ENGINE) W/ HID W/ HALOGEN W/ LED WHT WIRE WHT/BLK WIRE

AIR BAG MAIN BODY ECU SENSOR ASSEMBLY BACK DOOR CONTROL SWITCH BACK DOOR OPENER SWITCH ASSEMBLY BLK WIRE BLK/ WHT WIRE BRN WIRE CENTER STOP LIGHT ASSEMBLY FRONT POWER POINT SOCKET ASSEMBLY 1 ID CODE BOX INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/C LEFT ELECTRICAL KEY ANTENNA LEFT FRONT DOOR W/ MOTOR LOCK ASSEMBLY LEFT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT OUTER MIRROR CONTROL SEAT ECU MEMORY ASSEMBLY SWITCH LEFT REAR LIGHT ASSEMBLY MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NAVIGATION MULTI-DISPLAY RECEIVER ASSEMBLY ASSEMBLY NCA WIRE POWER MANAGEMENT CONTROL ECU POWER POINT SOCKET ASSEMBLY 2 REAR WINDOW DEFOGGER REAR WIPER, MOTOR, BRACKET ASSEMBLY RED WIRE RIGHT REAR LIGHT ASSEMBLY SPIRAL CABLE SUB- ASSEMBLY POWER (IN STEERING MANAGEMENT COLUMN) CONTROL ECU STEERING CRUISE WHEEL CONTROL HEATER MAIN CONTROL SWITCH ASSEMBLY ASSEMBLY STEERING PAD SWITCH ASSEMBLY TRANSMISSION CONTROL SWITCH TURN SIGNAL FLASHER POWER ASSEMBLY SWITCH WHT WIRE WHT/BLK WIRE YAW RATE SEAT SENSOR HEATER ASSEMBLY SWITCH

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

BLK WIRE BLU WIRE BRN WIRE ECU-ACC FUSE GAUGE 1 FUSE GRN WIRE GRY WIRE GVIF HOT W/ HOT W/ ACC 1 RELAY ENERGIZED ILL INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MULTI- DISPLAY ASSEMBLY NCA WIRE PARKING BRAKE SWITCH (LEFT END OF DASH) PNK WIRE RED WIRE RIGHT FRONT SPEAKER ASSEMBLY 2 RIGHT FRONT SPEAKER ASSEMBLY 3 TWR+ VIO WIRE W/ LEXUS ENFORM W/O LEXUS ENFORM WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE BRN WIRE DETECTION ECU-B 2 FUSE FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY GRN WIRE GRY WIRE HEATER CONTROL PANEL (RADIO RECEIVER ASSEMBLY) HOT AT ALL TIMES INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) IP J/B FUSE LEFT FRONT DOOR COURTESY LIGHT SWITCH (AT LEFT "B" PILLAR) LEFT REAR DOOR COURTESY LIGHT SWITCH (AT LEFT REAR "C" PILLAR) LOCK LT BLU WIRE LT GRN WIRE NAVIGATION RECEIVER ASSEMBLY SECURITY ORG/ WIRE PNK WIRE RADIO, DISPLAY RECEIVER ASSEMBLY SECURITY RED WIRE RIGHT FRONT DOOR LOCK MOTOR (IN FRONT PASSENGER'S DOOR) SECU SECURITY IND STOP LIGHT SWITCH ASSEMBLY (ON BRAKE PEDAL BRACKET) UNLOCK W/ NAVIGATION RECEIVER W/ RADIO RECEIVER W/ RADIO, DISPLAY RECEIVER WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL 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

BLK WIRE BLU WIRE BRN WIRE ECU-ACC FUSE GAUGE 1 FUSE GRN WIRE GRY WIRE GVIF HOT W/ HOT W/ ACC 1 RELAY ENERGIZED ILL INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MULTI- DISPLAY ASSEMBLY NCA WIRE PARKING BRAKE SWITCH (LEFT END OF DASH) PNK WIRE RED WIRE RIGHT FRONT SPEAKER ASSEMBLY 2 RIGHT FRONT SPEAKER ASSEMBLY 3 TWR+ VIO WIRE W/ LEXUS ENFORM W/O LEXUS ENFORM WHT WIRE WHT/BLK WIRE