Car Wiring Diagrams for A/t circuit for Lexus IS I (1999-2005)

+B IGSW +BM SIL STA 13 4 1 2 5 6 17 7 26 12 MREL BATT EOM EC 24 26 27 32 1 2 3 THW EVG VG THA 4 34 20 3 22 21 5 6 STP A/C CONTROL ASSEMBLY A/T SHIFT MAIN SWITCH (INTEGRAL TO COMBINATION SWITCH) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (BEHIND LOWER LEFT SIDE OF DASH) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EA (FRONT OF INTAKE MANIFOLD) EB (CENTER SIDE OF INTAKE MANIFOLD) EC (LEFT FRONT FENDER APRON) EFI FUSE EFI RELAY ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE CONTROLS SYSTEM ENGINE COOLANT TEMPERATURE SENSOR (ON LEFT FRONT OF ENGINE) ENGINE ROOM R/B 1 (ON RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 (ON RIGHT REAR OF ENGINE COMPT) ETCS FUSE EVG GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES HOT IN RUN OR START IGN FUSE IH (BEHIND RIGHT KICK PANEL) IH (RIGHT SIDE OF FIREWALL) J/C 3 (NEAR ECM) J/C 7 (BEHIND UPPER RIGHT SIDE OF DASH) LT GRN WIRE MASS AIRFLOW METER (RIGHT SIDE OF ENGINE COMPT, BEHIND AIR BOX) MPX ORG/ WIRE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PWR RED WIRE RED/WHT WIRE SFTD SFTU SIL SNOW SNOW PWR STARTING/ CHARGING SYSTEM STOP FUSE STOPLIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) TC WFSE THA WFSE WHT WIRE WHT/BLK WIRE

16 2 13 TACH 4 VPA ACCEL POSITION SENSOR (ON CENTER REAR OF ENGINE, ON THROTTLE BODY) BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED BRN WIRE COMBI- NATION METER COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EA (FRONT OF INTAKE MANIFOLD) EB (CENTER SIDE OF INTAKE MANIFOLD) ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (LEFT SIDE OF TRANSMISSION) ENGINE CONTROL MODULE (ECM) (LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE CONTROLS SYSTEM GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE HOT IN ON OR START J/C 1, J/C 2 (NEAR ECM) J/C 4 (NEAR ECM) LT GRN WIRE LT GRN/BLK WIRE M- M+ CL- CL+ NCA WIRE NCO+ NCO- O/D DIRECT CLUTCH SPEED SENSOR (LEFT SIDE OF TRANSMISSION) ORG/ WIRE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK/BLU WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE SLT- SLT+ OIL SLU- SLU+ SLN- SLN+ SPEEDO TACH THROTTLE CONTROL MOTOR (ON THROTTLE BODY) THROTTLE POSITION SENSOR (ON THROTTLE BODY) VEHICLE SPEED SENSOR (LEFT REAR OF TRANSMISSION) VIO WIRE VTA BRAIDED WHT WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/RED WIRE