Lexus RX I (1997-2003) (dash harn, left side of dash) Wiring diagrams

1 2 3 4 5 6 7 C/C 10 5 TC PI 12 19 SIL TC 3 4 TC TS 5 12 13 12 MPX+ MPX- ABS, BA, TRAC, VSC ECU (BEHIND RIGHT SIDE OF DASH) BLK/ORG WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/WHT WIRE CENTER AIR BAG SENSOR ASSEMBLY (UNDER CENTER OF DASH) CG SG COMBINATION METER ECU (BEHIND COMBINATION METER) CRUISE CONTROL ECU (BEHIND LEFT SIDE OF DASH) CRUISE IND DATA LINK CONNECTOR (DLC) 3 (UNDER LEFT SIDE OF DASH) DRIVER DOOR ECU (IN LEFT FRONT DOOR) ENGINE CONTROL MODULE (BEHIND RIGHT SIDE OF DASH) FRONT PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) HOT AT ALL TIMES INSTRUMENT CONTROL PANEL INSTRUMENT PANEL J/B J/B 5 (BEHIND UPPER LEFT SIDE OF DASH) LEFT REAR DOOR ECU (IN LEFT REAR DOOR MOON ROOF CONTROL ECU (ON FRONT CENTER OF MOON ROOF) MPX MULTI-DISPLAY OBD FUSE ORG/ WIRE PNK/BLK WIRE POWER SEAT ECU (UNDER DRIVER'S SEAT) RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) SIL TAC TACH TC TS VIO WIRE W/O NAVIGATION W/ NAVIGATION WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

BODY ECU (BEHIND LEFT SIDE OF DASH) COMBINATION SWITCH ENGINE ROOM J/B GRN/WHT WIRE HORN FUSE HORN RELAY HORN SWITCH HOT AT ALL TIMES LEFT HORN RIGHT HORN WHT/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

12 13 12 5 MPX- MPX+ 17 23 10 14 18 5 25 CTY CTYE BDR CPUB SIG GND BLK WIRE BLK/ORG WIRE BLU WIRE BLU/BLK WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BUZZER DBKL KSW DRIVER DOOR ECU (IN LEFT FRONT DOOR) ECU-B FUSE ENGINE ROOM J/B F/L DOOR FUSE FRONT PASSENGER'S SEAT BELT WARNING LIGHT GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRY WIRE HEATER FUSE HOT AT ALL TIMES HOT IN ACC OR RUN HOT IN RUN OR START INSTRUMENT CONTROL PANEL INSTRUMENT PANEL J/B J/B 3 (BEHIND UPPER CENTER OF DASH) J/C 15 (UNDER RIGHT REAR SEAT) J/C 17 (UNDER DRIVER'S SEAT) J/C 18 (UNDER PASSENGER'S SEAT) J/C 5 (BEHIND UPPER LEFT SIDE OF DASH) J/C 7 (UPPER LEFT SIDE OF DASH) LEFT BUCKLE SWITCH LEFT FRONT DOOR COURTESY SWITCH RADIO 2 FUSE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT BUCKLE SWITCH SEAT BELT INDICATOR SEAT BELT WARNING OCCUPANT DETECTION SENSOR UNLOCK WARNING SWITCH W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL/BLK WIRE YEL/RED WIRE

A/F HEATER RELAY A/F HTR FUSE AIR FUEL RATIO SENSOR (BANK 1 SENSOR 1) (RIGHT EXHAUST MANIFOLD) AIR FUEL RATIO SENSOR (BANK 2 SENSOR 1) (LEFT EXHAUST MANIFOLD) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED BRN WIRE CIRCUIT OPENING RELAY EFI FUSE EFI RELAY ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT) FUEL PUMP, SENDER (ON TOP OF FUEL TANK) GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HT OX IGNITION SWITCH INSTRUMENT PANEL J/B (BEHIND LEFT SIDE OF DASH) IGN FUSE J/C 10 (BEHIND RIGHT SIDE OF DASH) J/C 12 (IN LEFT SIDE OF LUGGAGE COMPT) J/C 2 (IN LEFT FRONT OF ENGINE COMPT, BEHIND HEADLIGHT) J/C 3, J/C 4 (BEHIND LEFT KICK PANEL) LOCK ON LT GRN WIRE P/N PARK/NEUTRAL POSITION SWITCH (ON TRANSAXLE) RED WIRE RED/YEL WIRE STARTER FUSE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL/BLK WIRE