Lexus IS I (1999-2005) blk/blu Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 SRLR ABS 1 FUSE ABS 2 FUSE ABS MTR RELAY ABS SOL RELAY AST SRLH SFRR BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE EC (AT LEFT FENDER APRON) ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPT) ENGINE ROOM 2 R/B (ON RIGHT REAR OF ENGINE COMPT) FL- FL+ FR+ FR- FSS MT GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES ID (AT LEFT SIDE OF FIREWALL) IH (AT RIGHT SIDE OF FIREWALL) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) LEFT FRONT ABS SPEED SENSOR LT GRN WIRE MR MRF LBL NCA WIRE ORG/ WIRE PRESSURE SENSOR RED/YEL WIRE RELAY RIGHT FRONT ABS SPEED SENSOR SFLH SFLR SRRH SRRR SR SFRH SKID CONTROL ECU (LEFT SIDE OF DASH) VIO WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/RED WIRE

+BI MR MRF LBL- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 SRLR ABS 1 FUSE (ON RIGHT REAR OF ENGINE COMPT) ABS 2 FUSE ABS MTR RELAY ABS SOL RELAY AST SRLH SFRR BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN/WHT WIRE EC (AT LEFT FENDER APRON) ENGINE ROOM 1 R/B ENGINE ROOM 2 R/B (ON RIGHT REAR OF ENGINE COMPT) FL- FL+ FR+ FR- FSS MT FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES ID (AT LEFT SIDE OF FIREWALL) IH (AT RIGHT SIDE OF FIREWALL) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) LEFT FRONT ABS SPEED SENSOR LT GRN WIRE NCA WIRE ORG/ WIRE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PMC PRESSURE SENSOR 1 PRESSURE SENSOR 2 RED WIRE RED/YEL WIRE RELAY RIGHT FRONT ABS SPEED SENSOR SFLH SFLR SRRH SRRR SR SFRH SKID CONTROL ECU (LEFT SIDE OF DASH) VCM VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/RED 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

1 12 HEAD 2 3 1 SHB SHG SHFL ANTI-LOCK BRAKES SYSTEM BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMBINATION METER HEADLIGHT BEAM LEVEL CONTROL WARNING LIGHT COMBINATION SWITCH DIMMER SWITCH DIODE (FOG LIGHT) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPT) GAUGE FUSE GRN/BLK WIRE GRN/ORG WIRE GRN/WHT WIRE HEAD LP RELAY HEADLIGHT BEAM LEVEL CONTROL ECU (BEHIND LEFT END OF DASH) HOT AT ALL TIMES HOT IN ON OR START IH (AT RIGHT SIDE OF FIREWALL) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) JUNCTION CONNECTOR 7 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT FRONT HEIGHT CONTROL SENSOR (ON LEFT FRONT OF ENGINE COMPT) LEFT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND LEFT HEADLIGHT) LIGHT CONTROL SWITCH MAIN FUSE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT HEADLIGHT BEAM LEVEL CONTROL ACTUATOR (BEHIND RIGHT HEADLIGHT) SGF SGR LHE RHT LHT RH+ LH+ SHFL WNG SHRL SHB SHG TAIL HEAD AUTO OFF THEFT DETERRENT ECU (BEHIND LEFT END OF DASH) WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE

ABS 1 FUSE AIR CONDITIONING, INSTRUMENT CLUSTER SYSTEMS ALT FUSE ALT-S FUSE ANTI-LOCK BRAKES SYSTEM TO DRIVER SIDE JUNCTION BLOCK (DIAGRAM 2 OF 3) ANTI-THEFT SYSTEM ANTI-THEFT SYSTEM, HORNS SYSTEM ANTI-THEFT, BODY COMPUTER, EXTERIOR LIGHTS, HEADLIGHT SYSTEMS ANTI-THEFT, EXTERIOR LIGHTS, HEADLIGHTS SYSTEMS BATTERY BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BODY COMPUTER, INTERIOR LIGHTS SYSTEMS CDS FAN FUSE RDI FAN FUSE COOLING FANS SYSTEM CRUISE CONTROL SYSTEM, ENGINE CONTROLS SYSTEM, TRANSMISSION SYSTEMS D RR P/W FUSE DIMMER RELAY DOME FUSE DRL 1 FUSE DRL 2 FUSE EFI FUSE ENGINE CONTROLS, CRUISE CONTROL, TRANSMISSION SYSTEMS ENGINE CONTROLS, TRANSMISSION, CRUISE CONTROL SYSTEMS ENGINE ROOM RELAY BLOCK 2 (ON RIGHT REAR OF ENGINE COMPARTMENT) ENGINE ROOM RELAY BLOCK 3 (ON LEFT SIDE OF ENGINE COMPARTMENT) ETCS FUSE FR FOG RELAY FROM ENGINE ROOM RELAY BLOCK 1 (DIAGRAM 1 OF 3) FUSE GRN WIRE H-LP CLN FUSE HEAD- LIGHT RELAY HEADLIGHTS SYSTEM HORN FUSE LEFT LOWER HEAD FUSE LT GRN/BLK WIRE MAIN FUSE MIR HEATER RELAY MIR HTR FUSE MPX-B FUSE OBD FUSE HEATER FUSE FR FOG FUSE P FR P/W FUSE P RR P/W FUSE FR FOG RELAY HEATER RELAY P/SEAT FUSE FUSE P/W RELAY PASSENGER SIDE JUNCTION BLOCK (BEHIND LOWER RIGHT END OF DASH) RADIO 1 FUSE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT LOWER HEAD FUSE RIGHT UPPER HEADLMP FUSE LEFT UPPER HEADLMP FUSE SEATS SYSTEM SOUND SYSTEMS SRS-B FUSE STARTER STARTER RELAY STARTING/ CHARGING SYSTEM TO ENGINE ROOM RELAY BLOCK 1 (DIAGRAM 1 OF 3) TO IGNITION SWITCH (DIAGRAM 2 OF 3) TO POWER OUTLET FUSE (DIAGRAM 3 OF 3) TURN/ HAZARD FUSE VIO WIRE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE WIPER/ WASHER SYSTEM

AIR CONDITIONING, COOLING FANS, HEADLIGHTS, SHIFT INTERLOCK, WARNING SYSTEMS ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM ANTI-THEFT, EXTERIOR LIGHTS, HEADLIGHTS SYSTEMS BK (RIGHT FRONT FLOOR PANEL) BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BODY ECU IG CELLULAR TELEPHONE, EXTERIOR LIGHTS SYSTEMS CIG FUSE CIGAR- ETTE LIGHTER CRUISE CONTROL SYSTEM CRUISE CONTROL, ENGINE CONTROLS, TRANSMISSION SYSTEMS DEFOGGER, POWER WINDOW SYSTEMS DOOR DL FUSE ECU-IG FUSE ENGINE CONTROLS SYSTEM FLASHER RELAY GAUGE FUSE FROM DRIVER SIDE JUNCTION BLOCK (DIAGRAM 2 OF 3) FROM DRIVER SIDE JUNCTION BLOCK (RADIO 2 FROM DRIVER SIDE JUNCTION BLOCK (SEAT HTR FROM JUNCTION FROM PASSENGER SIDE JUNCTION BLOCK (DIAGRAM 1 OF 3) GRN WIRE GRY WIRE HEADLIGHTS SYSTEM IGN FUSE J/C 16 (ABOVE RIGHT REAR FENDERWELL) JUNCTION CONNECTOR J/C 5 (BEHIND LEFT END OF DASH) NAVIGATION SYSTEM PASSENGER SIDE JUNCTION BLOCK (BEHIND LOWER RIGHT END OF DASH) PNK WIRE POWER OUTLET POWER OUTLET (LUGGAGE) POWER OUTLET FUSE POWER OUTLET RELAY POWER TOPS SYSTEM POWER WINDOWS SYSTEMS PPL RED/BLU WIRE RR DEF RELAY SUPPLEMENTAL RESTRAINTS SYSTEM TV FUSE VIO WIRE WHT/BLK WIRE WHT/GRN WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 PWR PWL 6 10 9 DCTY RLD RLU BLK WIRE BLK/BLU WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BODY ECU (BEHIND LOWER LEFT END OF DASH, INTEGRAL WITH DRIVER SIDE J/B) BRN/WHT WIRE BSUB COMPUTER DATA LINES SYSTEM D FR P/W FUSE D RR P/W FUSE DCTY DOOR FUSE DOWN DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START JUNCTION CONNECTOR 15 (ON LEFT SIDE OF LUGGAGE COMPT, BEHIND LEFT FENDERWELL) JUNCTION CONNECTOR 16 (ABOVE RIGHT REAR FENDERWELL) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) LEFT FRONT DOOR COURTESY SWITCH LEFT FRONT POWER WINDOW MOTOR LEFT REAR POWER WINDOW CONTROL SWITCH LEFT REAR POWER WINDOW MOTOR LIMIT SW ORG/ WIRE P FR P/W FUSE MPX-B FUSE P RR P/W FUSE P/W RELAY PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) POWER WINDOW MASTER SWITCH PULSE SENSOR PW BDM RADIO 2 FUSE RED WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT POWER WINDOW CONTROL SWITCH RIGHT REAR POWER WINDOW CONTROL SWITCH RIGHT REAR POWER WINDOW MOTOR RIGIHT FRONT POWER WINDOW MOTOR RRD RRU PU PD SEDAN WAGON SGND PLS LMT WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

+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

ACIS BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CCV DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EA (FRONT SIDE OF INTAKE MANIFOLD) EB (CENTER SIDE OF INTAKE MANIFOLD) ENGINE CONTROL MODULE (ECM) (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) EVG GAUGE FUSE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLK WIRE HOT AT ALL TIMES HOT IN ON OR START IGF IGNITION SWITCH IGT J/C 5 (BEHIND LEFT END OF DASH) LOCK LT GRN/BLK WIRE MASS AIRFLOW METER (ON RIGHT SIDE OF ENGINE COMPT, BEHIND AIR BOX) PNK WIRE PSP RED WIRE RED/BLU WIRE RED/WHT WIRE STOP FUSE THA UNLOCK WARNING SWITCH VIO WIRE VOUT WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL/GRN WIRE YEL/RED WIRE

A (OR D) BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BRAIDED BRAIDED BRAIDED 5 6 7 8 9 BRN (OR BRN/YEL) WIRE BRN WIRE COMBINATION METER EA (FRONT SIDE OF INTAKE MANIFOLD) FUEL INJECTOR 1 FUEL INJECTOR 5 FUEL INJECTOR 2 FUEL INJECTOR 3 FUEL INJECTOR 4 FUEL INJECTOR 6 GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY/BLK WIRE IGF IGNITION COIL 1 IGNITION COIL 2 IGNITION COIL 3 J/C 16 (ABOVE RIGHT REAR FENDERWELL) LT GRN WIRE LT GRN/BLK WIRE PNK WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE SPEEDOMETER TACHOMETER VIO WIRE WHT WIRE WHT/BLU WIRE YEL/GRN WIRE