Lexus RX I (1997-2003) combination meter ecu (behind combination meter) Wiring diagrams

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

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

13 1 4 TC C/C CG ABS, BA, TRAC, VSC ECU (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER ECU (BEHIND COMBINATION METER) COMBINATION SWITCH CRUISE CRUISE CONTROL ACTUATOR (LEFT REAR OF ENGINE) CRUISE CONTROL ECU (LEFT SIDE OF DASH) CRUISE CONTROL IND CRUISE CONTROL SWITCH DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) ECU-IG FUSE ENGINE CONTROL MODULE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HEATER FUSE HOT AT ALL TIMES HOT IN ON, START IDLO INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (BEHIND UPPER CENTER OF DASH) J/B 5 (UPPER LEFT SIDE OF DASH) J/C 5 (BEHIND UPPER LEFT SIDE OF DASH) JUNCTION CONNECTOR J/C 4 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 8 (RIGHT SIDE OF DASH) P/N PARK/NEUTRAL POSITION SWITCH (ON TOP OF TRANSAXLE) PI ECT MC PNK/BLK WIRE RED WIRE RED/WHT WIRE RED/YEL WIRE RESUME/ ACCEL SET/ COAST STOP FUSE STOPLIGHT SWITCH TC CCS SPD IDL OD MO GND VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/GRN WIRE