Lexus RX I (1997-2003) instrument panel j/b (behind left side of dash) Wiring diagrams

A/T INDICATOR SWITCH (PART OF PARK/NEUTRAL POSITION SWITCH, ON TRANSAXLE) ABS, BA, TRAC, VSC ECU (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE BRAKE FLUID LEVEL SWITCH BRL BRN/WHT WIRE COMBINATION METER CRUISE CONTROL SYSTEM D/G CSW GYAW YAW DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) DECELERATION ENG ENG+ PKB TRC- ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) GAUGE FUSE GGND GGND RR+ RR- GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/RED WIRE GYAW HEATER FUSE 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/B 5 (BEHIND UPPER LEFT SIDE OF DASH) J/B 5 (BEHIND UPPER LEFT SIDE OF DASH) J/C 7 (BEHIND UPPER LEFT SIDE OF DASH) J/C 8 (BEHIND RIGHT SIDE OF DASH) J/C 9 (BEHIND RIGHT KICK PANEL) LBL LEFT REAR ABS SPEED SENSOR LT GRN WIRE LT GRN/BLK WIRE NEO PNK WIRE PNK WT WIRE PNK/BLK WIRE PRO VSCW WA IND STP RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT REAR ABS SPEED SENSOR PARKING BRAKE SWITCH (ON BRAKE LEVER) SHIELD GSS RL+ RL- SHIELD YSS YD BZ CCS SLIP IND VSC IND ABS IND BRAKE IND STOP FUSE STOPLIGHT SWITCH (ON BRACKET, ABOVE BRAKE PEDAL) TC TS TRAC OFF IND TRACTION CUT SWITCH TRC+ VGS VIO WIRE VYS WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YAW RATE SENSOR (LEFT REAR OF VEHICLE)

1 2 5 6 9 11 17 RDR+ BECU SH RDR- 13 12 5 12 MPX+ MPX- 18 19 BDSU BDSL 2 5 6 10 11 13 14 16 17 18 19 23 24 25 A- SIG KL 21 17 MPX+ MPX- 5 6 8 BCTY HCTY KSW A+ BDR LSW CTY CPUB KUL CTYE LSWE GND 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 IND COMBINATION METER ECU D RR DOOR FUSE DOOR LOCKS SYSTEM 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/BLK WIRE GRY WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN ON OR START IMLD INSTRUMENT CONTROL PANEL INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 3 (BEHIND UPPER CENTER OF DASH) J/C 5 (BEHIND UPPER LEFT SIDE OF DASH) J/C 9 (BEHIND RIGHT KICK PANEL) LEFT FRONT DOOR COURTESY SWITCH LSWA LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE P FR DOOR FUSE P RR DOOR FUSE PNK WIRE PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT DOOR COURTESY SWITCH THEFT DETERRENT INDICATOR LIGHT VIO WIRE WHT WIRE WHT/BLK (OR YEL/RED) WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 7 9 11 12 13 1 2 9 3 7 10 12 5 B+ 4 5 11 4 TX- TX+ A/C AMBIENT TEMPERATURE SENSOR (BEHIND LEFT FRONT GRILLE) A/C EVAPORATOR TEMPERATURE SENSOR (BEHIND RIGHT SIDE OF DASH) A/C ROOM TEMPERATURE SENSOR (BEHIND LEFT CENTER OF DASH) A/C SOLAR SENSOR (BEHIND UPPER LEFT SIDE OF DASH) AIR INLET CONTROL SERVO MOTOR (BEHIND RIGHT SIDE OF DASH) AIR MIX CONTROL SERVO MOTOR (BEHIND RIGHT SIDE OF DASH) AIR VENT MODE CONTROL SERVO MOTOR (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLW BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CDS FUSE CELLULAR PHONES SYSTEM INSTRUMENT CLUSTER SYSTEM COMB MTR INPUT COMB MTR INPUT COMB MTR INPUT SG-5 MPX- COMB MTR INPUT SRS IND HIGH BEAM IND MPX+ COMBINATION METER ECU (BEHIND COMBINATION METER) COMPUTER DATA LINES SYSTEM FUSIBLE LINK BLOCK (IN ENGINE ROOM J/B, LEFT SIDE OF ENGINE COMPT) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/RED WIRE HEATER FUSE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG+ TX+ GND TX- MPX- MPX+ INSTRUMENT CLUSTER SYSTEM INSTRUMENT CONTROL PANEL 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) LT GRN/BLK WIRE LT GRN/RED WIRE MULTI-DISPLAY O/D OFF IND TAM POWER HIGH BEAM COMB MTR INPUT GND COMB MTR INPUT ORG/ WIRE PNK WIRE PNK/BLU WIRE RADIO 2 FUSE RDI FUSE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SG-2 COMB MTR INPUT TR SG-3 COMB MTR INPUT TPI AIR AIF COMB MTR INPUT TS TPO AOD AOF TP AMH AMC SG-1 VIO WIRE VIO/WHT WIRE W/ NAV W/O NAV WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

2 6 PRE ACMG 2 LT A/C CONDENSER FAN MOTOR (IN RIGHT FRONT OF ENGINE COMPT) A/C MAGNETIC CLUTCH, LOCK SENSOR (ON A/C COMPRESSOR ASSEMBLY) BLK WIRE BLK/ORG WIRE BLK/YEL WIRE BLOWER MOTOR (BEHIND RIGHT SIDE OF DASH) BLOWER MOTOR CONTROL RELAY (NEAR BLOWER MOTOR) BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN WIRE COMPUTER DATA LINES SYSTEM DIODE (A/C) (BEHIND UPPER LEFT SIDE OF DASH) DOME FUSE ECU-B FUSE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FAN 1 RELAY FAN 2 RELAY FAN 3 RELAY GND SI B+ GRN WIRE GRN/RED WIRE HEATER RELAY (ON INSTRUMENT PANEL J/B) HOT AT ALL TIMES INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 5 (BEHIND UPPER LEFT SIDE OF DASH) J/C 1 J/C 10 (BEHIND RIGHT SIDE OF DASH) J/C 2 J/C 4 (BEHIND LEFT KICK PANEL) J/C 9 LCKI LT GRN/BLK WIRE M- M+ MG CLT RELAY PNK/BLU WIRE R/B 2 (IN ENGINE ROOM J/B) RADIATOR FAN MOTOR (IN LEFT FRONT OF ENGINE COMPT) RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE WATER TEMPERATURE SWITCH 1 (IN RIGHT FRONT OF ENGINE COMPT) WATER TEMPERATURE SWITCH 2 (ON TOP REAR OF ENGINE) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

BACK-UP LIGHT SWITCH (INTEGRAL TO PARK/NEUTRAL POSITION SWITCH, ON TRANSAXLE) BLK WIRE BLU WIRE GAUGE FUSE HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/C 13 (IN LEFT SIDE OF LIFTGATE) J/C 14 (IN LEFT SIDE OF LIFTGATE) J/C 8 (BEHIND RIGHT SIDE OF DASH) LEFT BACK-UP LIGHT LEFT REAR COMBINATION LIGHT RED WIRE RIGHT BACK-UP LIGHT RIGHT REAR COMBINATION LIGHT WHT WIRE

AIR CONDITIONING SYSTEM HEADLIGHTS SYSTEM ANTI-THEFT SYSTEM DOOR LOCKS SYSTEM WIPER/WASHER SYSTEM ANTI-THEFT, ENGINE CONTROLS SYSTEMS BCTY HCTY DBKL KSW HR ILE BLK WIRE BLK/ORG WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN/WHT WIRE BRN/YEL WIRE BSUB IG FFGO TRLY PWR CLTE BZR CLTS COMPUTER DATA LINES SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM (W/KEYLESS ENTRY) DOOR LOCKS, HEADLIGHTS, INTERIOR LIGHTS, POWER WINDOWS SYSTEMS DRL HEAD TAIL LSWA EXTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM GAUGE FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HAZ CLTB HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM TRANSMISSIONS SYSTEM HEADLIGHTS SYSTEM HORN HORNS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 3 (BEHIND UPPER CENTER OF DASH) J/C 5 (BEHIND UPPER LEFT SIDE OF DASH) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE P FR DOOR FUSE PNK WIRE PNK/BLK WIRE POWER TOPS SYSTEM RADIO 2 FUSE RCO RDA RSSI BDSU BDSL RDR+ RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RR WIP FUSE RWLM RWIG SH RDR- RWSW WIG RWLS RWW SNOW IND DFG STPI PKB HF TRANSMISSIONS SYSTEM ANTI-THEFT SYSTEM DEFOGGER SYSTEM W/AUTO LAMPS WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE WIPER/WASHER SYSTEM YEL WIRE YEL/BLK WIRE

26 6 CF ACMG A/C CONDENSER FAN MOTOR (IN RIGHT FRONT OF ENGINE COMPT) A/C DIODE (BEHIND UPPER LEFT SIDE OF DASH) A/C SINGLE PRESSURE SWITCH (ON REFRIGERANT LINE, NEAR RECEIVER-DRIER) BLK WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE CDS FUSE ENGINE ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) FAN 1 RELAY FAN 2 RELAY FAN 3 RELAY FUSIBLE LINK BLOCK (IN ENGINE ROOM J/B, ON LEFT SIDE OF ENGINE COMPARTMENT) HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE 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) LT GRN/BLK WIRE R/B 2 (INSIDE ENGINE ROOM J/B) RADIATOR FAN MOTOR (IN LEFT FRONT OF ENGINE COMPARTMENT) RDI FUSE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE WATER TEMPERATURE SWITCH 1 (IN RIGHT FRONT OF ENGINE COMPARTMENT) WATER TEMPERATURE SWITCH 2 (ON TOP WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

1 2 3 4 5 6 7 8 IG LR LL +B EL ER GND EHW 7 11 TRLY HAZ BLK WIRE BLU WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HAZARD SWITCH HEAD OFF HOT AT ALL TIMES HOT IN ON OR START ILLUM ILLUM INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 5 (BEHIND UPPER LEFT SIDE OF DASH) J/C 1 (IN ENGINE COMPARTMENT, ON RIGHT FRONT FENDER) J/C 11 (IN LEFT SIDE LUGGAGE COMPT) J/C 12 (IN LEFT SIDE OF LUGGAGE COMPARTMENT) J/C 14 (IN LEFT SIDE OF LIFTGATE) J/C 2 (IN LEFT FRONT OF ENGINE COMPARTMENT, BEHIND HEADLIGHT) J/C 7 (UPPER LEFT SIDE OF DASH) J/C 9 (BEHIND RIGHT KICK PANEL) LEFT LEFT FRONT SIDE MARKER LIGHT LEFT PARKING LIGHT LEFT REAR COMBINATION LIGHT LEFT REAR SIDE MARKER LIGHT LEFT REAR TURN SIGNAL LIGHT LEFT STOP LIGHT LEFT STOP LIGHT LEFT TAIL LIGHT LICENSE PLATE LIGHT LIGHT CONTROL SWITCH (PART OF COMBINATION SWITCH) LT GRN/BLK WIRE ORG/ WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT RIGHT FRONT SIDE MARKER LIGHT RIGHT PARKING LIGHT STPI TAIL TAIL FUSE TAILLIGHT RELAY TURN SIGNAL FLASHER TURN SIGNAL SWITCH (PART OF COMBINATION SWITCH) WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 HS- ST- T+ IL BI (UPPER LEFT SIDE OF REAR AXLE HOUSING) BLK WIRE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPARTMENT) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HAZARD FUSE HEATER FUSE HIGH MOUNTED STOP LIGHT HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 3 (BEHIND LEFT KICK PANEL) J/B 5 (BEHIND UPPER LEFT SIDE OF DASH) J/C 1 (IN ENGINE COMPARTMENT, ON RIGHT FRONT FENDER) J/C 12 (IN LEFT SIDE OF LUGGAGE COMPARTMENT) J/C 13 (IN LEFT SIDE OF LIFTGATE) J/C 14 (IN LEFT SIDE OF LIFTGATE) J/C 15 (UNDER RIGHT REAR SEAT) J/C 2 (IN LEFT FRONT OF ENGINE COMPARTMENT, BEHIND HEADLIGHT) JUNCTION CONNECTORS 3, 4 (IN LEFT KICK PANEL) LEFT FRONT TURN SIGNAL LIGHT LEFT TURN SIGNAL LIGHT LIGHT FAILURE SENSOR (IN LEFT SIDE OF LUGGAGE COMPARTMENT) LT/S RT/S TL GND ORG/ WIRE REAR LIGHTS WARNING LIGHT RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT TURN SIGNAL LIGHT RIGHT REAR COMBINATION LIGHT RIGHT REAR SIDE MARKER LIGHT RIGHT REAR TURN SIGNAL LIGHT RIGHT STOP LIGHT RIGHT STOP LIGHT RIGHT TAIL LIGHT RIGHT TURN SIGNAL LIGHT SOLID STATE ST+ IG T- STOP FUSE STOP LIGHT SWITCH TL LT RT GND TOWING FUSE TRAILER CONVERTER (FORWARD OF LEFT TAILLIGHT) TL L/S R/T TRAILER SOCKET (BELOW LEFT SIDE OF REAR BUMPER) WHT WIRE WHT/BLK WIRE YEL WIRE

ABS, BA, TRAC, VSC ECU BLK WIRE BLOWER MOTOR CONTROL RELAY BRAKE FLUID LEVEL SWITCH CENTER AIR BAG SENSOR ASSEMBLY COMBINATION SWITCH DATA LINK CONNECTOR (DLC) 3 FROM J/B 3 FRONT PASSENGER DOOR ECU STEERING ANGLE SENSOR FRONT WIPER MOTOR FRONT WIPER, WASHER SWITCH (PART OF COMBINATION SWITCH) HEADLIGHT BEAM LEVEL CONTROL ECU HEATER RELAY INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) J/B 5 (BEHIND UPPER LEFT SIDE OF DASH) J/C 7 (UPPER LEFT END OF DASH) J/C 9 (BEHIND RIGHT KICK PANEL) KEY INTERLOCK SOLENOID RELAY RIGHT REMOTE CONTROL MIRROR HEATER TO J/C 5 (CAVITY A) (DIAGRAM 4 OF 5) TRANSPONDER KEY AMPLIFIER TURN SIGNAL FLASHER TURN SIGNAL SWITCH (PART OF COMBINATION SWITCH) UNLOCK WARNING SWITCH WHT WIRE WHT/BLK WIRE