Lexus IS I (1999-2005) efi relay Wiring diagrams

5 18 9 6 15 10 BDM TX ALT FUSE BK (AT RIGHT FRONT FLOOR PANEL) BLK WIRE BLK/ WHT WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EFI FUSE EFI RELAY ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPT) ENGINE ROOM 2 R/B (ON RIGHT REAR OF ENGINE COMPT) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE HEAD LP RELAY HEADLIGHTS SYSTEM HORN FUSE HORN RELAY HORN SYSTEM HOT AT ALL TIMES IH (AT RIGHT SIDE OF FIREWALL) J/C 12 (ABOVE LEFT REAR FENDERWELL) J/C 17 (ABOVE LEFT REAR FENDERWELL) (SEDAN) JUNCTION CONNECTOR 15 (ON LEFT SIDE OF LUGGAGE COMPT, BEHIND LEFT FENDERWELL) JUNCTION CONNECTOR 16 (ABOVE RIGHT REAR FENDERWELL) KL KUL LSWD LEFT FRONT DOOR KEY LOCK, UNLOCK SWITCH, DOOR LOCK DETECTION SWITCH LOCK DETECT LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH MAIN FUSE ORG/ WIRE POWER WINDOW MASTER SWITCH RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT DOOR LOCK DETECTION SWITCH RIGHT REAR DOOR LOCK DETECTION SWITCH SEDAN UNLK LOCK WAGON WHT WIRE WHT/BLK WIRE YEL/RED WIRE

+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

+B +BM STT- MREL IGSW 1 2 4 5 6 7 8 13 17 EOM EC BATT 3 4 13 14 20 21 31 32 33 34 35 TC STP D/CLSW 4 A/T BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CL CL+ COMPUTER DATA LINES SYSTEM CRUISE CONTROL CLUTCH SWITCH DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EA (AT FRONT OF INTAKE MANIFOLD) EC (AT LEFT FENDER APRON) EFI RELAY ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPT) ENGINE ROOM 2 R/B (ON RIGHT REAR OF ENGINE COMPT) ETCS FUSE EFI FUSE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START GAUGE FUSE ECU- IG FUSE IH (AT RIGHT SIDE OF FIREWALL) J/C 4 (ON LEFT SIDE OF ENGINE COMPT, NEAR ENGINE CONTROL MODULE) JUNCTION CONNECTOR 1, 2 JUNCTION CONNECTOR 1, 2 (NEAR ENGINE CONTROL MODULE) JUNCTION CONNECTOR 6 (BEHIND LEFT SIDE LT GRN/BLK WIRE M- M+ M/T NCA WIRE OF DASH, FORWARD OF INSTRUMENT CLUSTER) ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON RIGHT SIDE OF TRANSMISSION) PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) IGN FUSE PASSENGER SIDE J/B (BEININD LOWER RIGHT END OF DASH) PNK/BLU WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE STOP FUSE STOPLIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) TRANSMISSION CONTROL SWITCH (SHIFT LOCK CONTROL ECU) WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/RED WIRE

A/C CONTROL ASSEMBLY A/T ABS, BA, TRAC ACTUATOR ABS, BA, TRAC, VSC ACTUATOR BK (UNDER RIGHT FRONT SEAT) BLK WIRE BRN WIRE CENTER AIR BAG SENSOR ASSEMBLY COMBINATION METER DATA LINK CONNECTOR (DLC) 3 DAYTIME RUNNING LIGHT RELAY (MAIN) DAYTIME RUNNING LIGHT RELAY NO. 3 DAYTIME RUNNING LIGHT RELAY NO. 4 DAYTIME RUNNING LIGHT RESISTOR EFI RELAY ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH ENGINE ROOM NO. 1 R/B (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM NO. 2 R/B (RIGHT REAR OF ENGINE COMPT) GLOVE BOX LIGHT HEADLIGHT BEAM LEVEL CONTROL ECU IH (BEHIND RIGHT KICK PANEL) JUNCTION CONNECTOR J/C 16 (ABOVE RIGHT REAR FENDER- WELL) JUNCTION CONNECTOR J/C 7 (BEHIND UPPER RIGHT SIDE OF DASH) M/T NAVIGATION ECU PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) POWER OUTAGE (LUGGAGE) POWER OUTLET POWER OUTLET RELAY POWER SEAT CONTROL SWITCH (FRONT PASSENGER'S SEAT) RHEOSTAT RIGHT BUCKLE SWITCH AND SEAT BELT WARNING OCCUPANT DETECTION SENSOR RIGHT DOOR LOCK CONTROL SWITCH RIGHT FRONT DOOR LOCK MOTOR AND DOOR LOCK DETECTION SWITCH RIGHT FRONT FOG LIGHT RIGHT FRONT PARKING LIGHT RIGHT FRONT POWER WINDOW CONTROL SWITCH RIGHT FRONT SIDE MARKER LIGHT RIGHT FRONT SIDE TURN SIGNAL LIGHT RIGHT FRONT TURN SIGNAL LIGHT RIGHT HEADLIGHT CONTROL ECU RIGHT MIRROR HEATER (REMOTE CONTROL MIRROR) RIGHT REAR DOOR LOCK MOTOR AND DOOR LOCK DETECTION SWITCH RIGHT REAR POWER WINDOW CONTROL SWITCH SEAT HEATER (FRONT PASSENGER'S SEAT) SEAT HEATER SWITCH (DRIVER'S SEAT) SEAT HEATER SWITCH (FRONT PASSENGER'S SEAT) SEDAN SHIFT LOCK CONTROL ECU STARTER RELAY TRAC OFF SWITCH TRAC OFF SWITCH AND SNOW SWITCH W/ POWER SEATS W/ VSC W/O POWER SEATS W/O VSC WAGON WATER TEMPERATURE SWITCH WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK CONTROL RECEIVER WOOFER

+B +BM A/C SYSTEM ACCEL POSITION SENSOR (ON CENTER REAR OF ENGINE, ON THROTTLE BODY) ANTI-THEFT SYSTEM BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/YEL WIRE CIRCUIT OPENING RELAY CLSW 4 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 CODE COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM DATA LINK CONNECTOR 3 (BEHIND LOWER LEFT SIDE OF DASH) EC (AT LEFT FENDER APRON) EFI FUSE ETCS FUSE EFI RELAY ENG ENGINE CONTROL MODULE (ECM) (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE ROOM R/B 1 (ON RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 2 (ON RIGHT REAR OF ENGINE COMPT) FPS GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE GRY/GRN WIRE GRY/RED WIRE HOT AT ALL TIMES IH (AT RIGHT SIDE OF FIREWALL) IMLD CODE J/C 1, J/C 2 (NEAR ECM) J/C 3 (NEAR ECM) KSW STA MREL FC FPR ACMG IGSW LT GRN WIRE LT GRN/BLK WIRE NEO NEO TBP SPD 2 PNK WIRE ORG/ WIRE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK 17 18 19 20 WIRE PNK WIRE PNK/BLK WIRE PNK/BLU WIRE PTNK RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RXCK SIL SKID CONTROL ECU (BEHIND LEFT END OF DASH) STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TACH TC STP SFTD SFTU TRC+ TRC+ ENG+ TRC- ENG- CCS PNK WIRE TXCT VAPOR PRESSURE SENSOR (UNDER CENTER REAR OF VEHICLE) VCC VIO WIRE W/M/T WFSE WFSE TXCT RXCK PTNK WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL/GRN WIRE YEL/RED WIRE