Lexus RX I (1997-2003) lt grn Wiring diagrams

12 13 12 5 MPX- MPX+ 15 16 17 RCO RDA RSSI 2 9 11 BECU 4 5 10 11 14 17 18 21 23 25 CYL SIG 5 10 BCTY ILE BDR CTY CPUB CTYB CTYE GND BLK WIRE BLK/ORG WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BSUB IG COMBINATION METER ECU CTY SIG BDR CPUB CTYE GND D RR DOOR FUSE DRIVER DOOR ECU (IN LEFT FRONT DOOR) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) FRONT PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CONTROL PANEL INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 3 (BEHIND UPPER CENTER OF DASH) J/C 3, J/C 4 (LEFT KICK PANEL) J/C 5 (TOP OF LEFT KICK PANEL) J/C 9 (RIGHT END OF DASH) LEFT FRONT DOOR COURTESY LIGHT LEFT FRONT DOOR COURTESY SWITCH LEFT REAR DOOR COURTESY SWITCH LEFT REAR DOOR ECU (IN LEFT REAR DOOR LT GRN WIRE OPEN DOOR INDICATOR P FR DOOR FUSE P RR DOOR FUSE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY LIGHT RIGHT FRONT DOOR COURTESY SWITCH SOLID STATE VCC CODE SQ VIO WIRE W/ NAV W/O NAV WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE WIRELESS DOOR LOCK ECU (IN CENTER OF VEHICLE) YEL WIRE YEL/BLK WIRE YEL/RED WIRE

BLK WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CANADIAN MODELS COMBINATION METER ECU DAYTIME RUNNING LIGHT RESISTOR (ON LEFT FRONT OF ENGINE COMPARTMENT) DRL 2 RELAY DRL 3 RELAY DRL 4 RELAY DRL FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FOG LIGHT RELAY FR FOG FUSE TAIL FUSE GAUGE FUSE GRN WIRE GRN/WHT WIRE GRN/YEL WIRE H-LP L UPR FUSE H-LP R UPR FUSE HEAD (USA) INDICATOR HIGH BEAM INDICATOR HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 3 (BEHIND UPPER CENTER OF DASH) J/B 5 (BEHIND UPPER LEFT SIDE OF DASH) J/C 1 (IN ENGINE COMPARTMENT, ON RIGHT FRONT FENDER) J/C 2 (IN LEFT FRONT OF ENGINE COMPARTMENT, BEHIND HEADLIGHT) J/C 4 (LEFT KICK PANEL) LEFT FRONT FOG LIGHT LEFT HEADLIGHT ECU (BEHIND LEFT HEADLIGHT) (W/ HID) LEFT HIGH BEAM HEADLIGHT (W/O HID) LT GRN WIRE LT GRN/RED WIRE PARKING BRAKE SWITCH R/B 2 R/B 3 (ON FRONT CENTER OF ENGINE COMPARTMENT, ON RADIATOR SUPPORT) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT FOG LIGHT RIGHT HEADLIGHT ECU (BEHIND RIGHT HEADLIGHT) (W/ HID) RIGHT HIGH BEAM HEADLIGHT (W/O HID) SHORT CONNECTOR (ON LEFT FRONT OF ENGINE COMPARTMENT) SOLID STATE TAILLIGHT RELAY US MODELS W/ HID W/O HID W/O HID (ENGINE HARNESS, LEFT SIDE OF ENGINE) WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE DRIVER'S SEAT HEATER HI DRIVER'S SEAT HEATER SWITCH GAUGE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 3 (BEHIND UPPER CENTER OF DASH) J/B 5 (BEHIND UPPER LEFT SIDE OF DASH) J/C 15 (UNDER RIGHT REAR SEAT) J/C 17 (UNDER DRIVER'S SEAT) J/C 18 (UNDER PASSENGER'S SEAT) LO HI LT GRN WIRE PASSENGER'S SEAT HEATER LO PASSENGER'S SEAT HEATER SWITCH RED WIRE SEAT HEATER RELAY (BEHIND RIGHT SIDE OF DASH, NEAR ECM) SEAT HTR FUSE WHT WIRE

12 22 ILL- 6 7 10 14 TR ILL+ ET TC 8 4 (W/ NAV) (W/O NAV) ASHTRAY ILLUMINATION BLK WIRE BLK/RED WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CIGARETTE LIGHTER ILLUMINATION COMBINATION METER ECU ELECTRONIC CONTROLLED TRANSMISSION PATTERN SELECT SWITCH GLOVE BOX LIGHT GRN WIRE GRN/RED WIRE GRN/WHT WIRE HAZARD SWITCH HEAD OFF HOT AT ALL TIMES INSTRUMENT CONTROL PANEL INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 3 (BEHIND UPPER CENTER OF DASH) J/C 9 (BEHIND RIGHT KICK PANEL) LIGHT CONTROL SWITCH (PART OF COMBINATION SWITCH) LT GRN WIRE LT GRN/BLK WIRE O/D MAIN SWITCH PANEL FUSE RADIO, PLAYER (W/ NAV) RED WIRE RHEOSTAT SEAT HEATER SWITCH (DRIVER) SEAT HEATER SWITCH (PASSENGER) TAIL TAILLIGHT RELAY TC TAIL CANCEL TRACTION CUT SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 RCL- RCL+ SLD- SLD+ LFT- LFT+ GND +B FRV- FRV+ 1 2 3 4 5 6 7 8 9 PNK WIRE BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DOME FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FRONT FRONT PASSENGER'S SEAT POWER SEAT CONTROL SWITCH GRN/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 3 (BEHIND UPPER CENTER OF DASH) J/C 15 (IN LEFT SIDE OF CARGO AREA) J/C 17 (UNDER DRIVER'S SEAT) J/C 18 (UNDER PASSENGER'S SEAT) J/C 3 J/C 4 JUNCTION CONNECTOR (LEFT KICK PANEL) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MMRY SGND SSRS SLDF SLDR LUP LDWN FUP ORG/ WIRE PNK WIRE PNK/BLK WIRE POWER FUSE POWER SEAT ECU (UNDER DRIVER'S SEAT) POWER SEAT MOTOR (DRIVER'S SEAT FRONT VERTICAL CONTROL) POWER SEAT MOTOR (DRIVER'S SEAT REAR VERTICAL CONTROL) POWER SEAT MOTOR (DRIVER'S SEAT RECLINING CONTROL) POWER SEAT MOTOR (DRIVER'S SEAT SLIDE CONTROL) POWER SEAT MOTOR (FRONT PASSENGER'S SEAT RECLINING CONTROL) POWER SEAT MOTOR (FRONT PASSENGER'S SEAT SLIDE CONTROL) RCLF RCLR REAR RECLINING RED WIRE SEAT MEMORY SWITCH SET- SLIDE SSFV SSRL SSRR PVCC FDWN IG SYSB VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE DOWN UP DRIVER'S SEAT POWER SEAT CONTROL SWITCH FRONT FRONT VERTICAL GRN/BLK WIRE J/C 12 (IN LEFT SIDE OF LUGGAGE COMPT) J/C 16 (UNDER DRIVER'S SEAT) J/C 17 (UNDER DRIVER'S SEAT) LT GRN WIRE LT GRN/RED WIRE ORG/ WIRE POWER SEAT CONTROL SWITCH (DRIVER'S SEAT LUMBAR SUPPORT CONTROL) POWER SEAT MOTOR (DRIVER'S SEAT LUMBAR SUPPORT CONTROL) REAR REAR VERTICAL REAR VERTICAL POSITION CONTROL SENSOR RECLINING RECLINING POSITION CONTROL SENSOR RED WIRE SLIDE SLIDE POSITION CONTROL SENSOR FRONT VERTICAL POSITION CONTROL SENSOR UP DOWN VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

A/F HTR FUSE H-LP R UPR FUSE ALT-S FUSE BLK WIRE BLU WIRE CELLULAR PHONES SYSTEM COIL CONTACT DOME FUSE DRL 2 RELAY DRL FUSE ECU-B FUSE EFI FUSE EFI RELAY ENGINE CONTROLS SYSTEM HEADLIGHTS SYSTEM ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) R/B 2 FROM FUSIBLE LINK BLOCK (CAVITY 1) (DIAGRAM 1 OF 4) FROM FUSIBLE LINK BLOCK (CAVITY 3) (DIAGRAM 1 OF 4) FROM MAIN FUSE (DIAGRAM 2 OF 4) FUSE GRN WIRE GRY WIRE H-LP L LWR FUSE H-LP R LWR FUSE H-LP L UPR FUSE HAZARD FUSE FL DOOR FUSE HEADLAMP RELAY HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM INSTRUMENT CLUSTER SYSTEM HORN FUSE HORN RELAY INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) LT GRN WIRE MAIN FUSE POWER ANTENNA SYSTEM, SOUND SYSTEMS R/B 3 (ON FRONT CENTER OF ENGINE COMPARTMENT, ON RADIATOR SUPPORT) RAD 1 FUSE RED WIRE SHORT PIN STARTER RELAY STARTING/ CHARGING SYSTEM TEL FUSE TO IGNITION SWITCH (CAVITY 7) (DIAGRAM 3 OF 4) TO SHORT PIN (DIAGRAM 2 OF 4) TOWING FUSE WHT WIRE YEL WIRE

1 2 6 9 11 17 RDR+ BECU RDR- 1 2 SOLID STATE 15 16 17 18 19 RCO RDA RSSI BDSU BDSL 2 5 6 10 11 13 14 16 17 18 19 23 24 25 A- SIG KL 5 12 13 12 MPX+ MPX- A+ BDR LSW CTY CPUB KUL CTYE LSWE GND BACK DOOR COURTESY SWITCH BACK DOOR KEY LOCK, UNLOCK SWITCH BACK DOOR MOTOR ASSEMBLY (IN LIFTGATE) BACK DOOR UNLOCK DETECTION SWITCH BLK WIRE BLK/ORG WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BSUB IG BZR BCTY KSW COMBINATION METER ECU D RR DOOR FUSE DOOR KEY LOCK, UNLOCK SWITCH DOOR LOCK MOTOR DOOR UNLOCK DETECTION SWITCH DRIVER DOOR ECU (IN LEFT FRONT DOOR) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) 18 11 18 11 GAUGE FUSE GRN WIRE GRN/BLK WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT CONTROL PANEL INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 3 (BEHIND UPPER CENTER OF DASH) J/C 14 (IN LEFT SIDE OF LIFTGATE) J/C 5 (TOP OF LEFT KICK PANEL) JUNCTION CONNECTOR (LEFT KICK PANEL) LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT DOOR LOCK ASSEMBLY (IN LEFT FRONT DOOR) LOCK LSWA LT GRN WIRE LT GRN/RED WIRE MPX+ MPX- P FR DOOR FUSE P RR DOOR FUSE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE UN- LOCK LOCK UNLOCK UNLOCK DOOR LOCK CONTROL SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE WIRELESS DOOR LOCK BUZZER (W/KEYLESS ENTRY) YEL WIRE YEL/BLK WIRE YEL/RED WIRE

2 5 6 10 11 13 14 16 17 18 19 23 24 25 A- SIG KL A+ BDR LSW CTY CPUB KUL CTYE LSWE GND A- 4 5 8 9 13 14 15 17 18 19 20 25 A- 4 5 8 9 13 14 15 17 18 19 25 BLK WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE CTY SIG A+ BDR CPUB LSW CTYE LSWE CTY SIG A+ BDR CPUB LSW CTYE LSWE GND DOOR KEY LOCK, UNLOCK SWITCH DOOR LOCK CONTROL SWITCH DOOR LOCK MOTOR DOOR UNLOCK DETECTION SWITCH ECU-B FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) F/L DOOR FUSE FRONT PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) GRN/BLK WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES J/C 7 (UPPER LEFT END OF DASH) J/C 9 (RIGHT END OF DASH) LEFT REAR DOOR COURTESY SWITCH LEFT REAR DOOR ECU (IN LEFT REAR DOOR LEFT REAR DOOR LOCK ASSEMBLY (IN LEFT REAR DOOR) LEFT REAR DOOR UNLOCK DETECTION SWITCH LOCK LT GRN WIRE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR COURTESY SWITCH RIGHT FRONT DOOR LOCK ASSEMBLY (IN RIGHT FRONT DOOR) RIGHT REAR DOOR COURTESY SWITCH RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) RIGHT REAR DOOR LOCK ASSEMBLY (IN RIGHT REAR DOOR) RIGHT REAR DOOR UNLOCK DETECTION SWITCH UNLOCK UNLOCK WARNING SWITCH VCC CODE SQ VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE WIRELESS DOOR LOCK ECU (W/KEYLESS ENTRY) (IN CENTER OF VEHICLE) YEL WIRE YEL/RED WIRE

BRN/WHT WIRE BRN/YEL WIRE CIG FUSE DOWN HOT IN ACC OR ON INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 3 (BEHIND UPPER CENTER OF DASH) LEFT REMOTE CONTROL MIRROR LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE PNK WIRE REMOTE CONTROL MIRROR SWITCH RIGHT LEFT RIGHT REMOTE CONTROL MIRROR SELECT SWITCH UP DOWN OPERATION SWITCH WHT/BLK WIRE