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

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 VYS 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 WA ABS IND. BAT TRIG BJ (AT LEFT FRONT FLOOR PANEL) BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE IND BRAKE PEDAL LOAD SENSING SWITCH BRL ENG+ TS TRC+ BRN WIRE BRN/WHT WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM D/G DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE ENG ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) FRO VSCW RR- RR+ GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GSS GYAW HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ON OR START IE (AT LEFT FRONT FLOOR PANEL CENTER) IH (AT RIGHT SIDE OF FIREWALL) JUNCTION CONNECTOR 6 (BEHIND LEFT SIDE OF DASH, FORWARD OF INSTRUMENT CLUSTER) JUNCTION CONNECTOR 7 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT REAR ABS SPEED SENSOR LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE NCA WIRE NEO PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK ENG- WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT REAR ABS SPEED SENSOR SKID CONTROL ECU (LEFT SIDE OF DASH) SLIP IND SPEED- DOMETER STEERING SENSOR (AT BASE OF STEERING COLUMN) STOP FUSE STOPLIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) STP WT BZ IND TRAC OFF IND TRAC OFF SWITCH TRC+ TRC- PKB RL+ RL- +BO VSC IND VSC WARNING BUZZER VYS WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YAW RATE SENSOR YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE YSS FSW- FSW+ TRIG CSW

1 2 3 4 5 6 7 8 9 10 11 12 13 14 PRG RDA DBKL LSR RCTY DCTY LGCY TR+ RLU RLD 1 2 3 4 5 6 7 BSUB BECU IG 8 9 ILE ACT+ ANTI-THEFT SYSTEM BLK/RED WIRE BLK/YEL WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY ECU (BEHIND LOWER LEFT END OF DASH, INTEGRAL WITH DRIVER SIDE J/B) BRN/WHT WIRE BZR PU PD COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DFG DOOR FUSE DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE FE FR GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START HOT W/ TAIL RELAY ENERGIZED INSTRUMENT CLUSTER SYSTEM INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM INTERIOR LIGHTS SYSTEM DOOR LOCKS SYSTEM EXTERIOR LIGHTS SYSTEM JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) KSW PML PCTY PMUL HAZ DCLP PCLP BDSU LSWP MPX-B FUSE ORG/ WIRE PANEL FUSE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK/BLK WIRE POWER WINDOWS SYSTEM POWER WINDOWS SYSTEM ENGINE CONTROLS SYSTEM POWER WINDOWS SYSTEM POWER TOPS SYSTEM RADIO 2 FUSE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE TAIL RRU RRD TRUNK, TAILGATE, FUEL DOORS SYSTEM WAGON WARNING SYSTEM DOOR LOCKS SYSTEM WHT WIRE WHT/BLK WIRE YEL/BLK WIRE YEL/RED WIRE

13 14 FE FR 3 1 PKB MPX- 8 18 +B GND A/C CONTROL ASSEMBLY A/T ABS IND. ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM HEADLIGHTS SYSTEM BEAM IND BEAM LEVEL IND BLK WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BODY ECU BRAKE FLUID LEVEL WARNING SWITCH (ON BRAKE FLUID RESERVOIR) BRAKE IND BRL PKB VSCW BRN WIRE BRN/WHT WIRE BUZZER CHARGE IND COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE IND DOOR IND DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) DRIVER SIDE SIDE J/B (BEHIND LOWER LEFT END OF DASH) ECT PWR IND ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE CONTROLS SYSTEM ENGINE CONTROLS, NAVIGATION SYSTEM ENGINE OIL LEVEL SENSOR (ON LOWER LEFT FRONT OF ENGINE) ENGINE OIL PRESSURE SWITCH (ON LEFT FRONT OF ENGINE) FUEL FUEL IND FUEL SENDER (SUB) (UNDER RIGHT SIDE OF VEHICLE, FORWARD OF RIGHT FENDERWELL) FUEL SENDER (UNDER LEFT SIDE OF VEHICLE, FORWARD OF LEFT FENDERWELL) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE GRY WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START HOT W/ TAIL RELAY ENERGIZED ID (AT LEFT SIDE OF FIREWALL) IE (AT LEFT FRONT FLOOR PANEL CENTER) IG+ SI SE 3 2 IH (AT RIGHT SIDE OF FIREWALL) ILLUMINATION JUNCTION CONNECTOR 10 (BEHIND UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR 5 (ABOVE DRIVER SIDE J/B) JUNCTION CONNECTOR 6 (FORWARD OF INSTRUMENT CLUSTER) JUNCTION CONNECTOR 7 (BEHIND UPPER RIGHT SIDE OF DASH) LBL LCD SPEEDOMETER LT GRN WIRE LT GRN/BLK WIRE M/T MALFUNCTION INDICATOR LAMP MOL MOMENTARY FUEL CONSUMPTION MOPS MPX MPX-B FUSE OIL LEVEL IND OIL PRESSURE IND ORG/ WIRE OUT SIDE TEMP GAUGE PANEL FUSE 7.5 PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) SRS-B FUSE RADIO 2 FUSE REAR LIGHTS IND RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SEAT BELT IND SECURITY IND SKID CONTROL ECU SLIP IND SNOW IND SRS IND TACHOMETER TRAC OFF IND TURN LH IND TURN RH IND VEHICLE SPEED SENSOR (COMBINATION METER) (ON LEFT REAR OF TRANSMISSION) VIO/GRN WIRE VOLT VSC IND WATER TEMP 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

+B AUI- AUO- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 AUI+ AUO+ 1 2 3 4 5 6 7 8 9 10 VR 2 1 (A/T) (M/T) 2 5 3 1 4 6 ILL ILL 3 2 (A/T) (M/T) 8 1 FL- FL+ A/T A/T M/T BK (AT RIGHT FRONT FLOOR PANEL) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BRN WIRE BRN/WHT WIRE CLUTCH COMBINATION METER CTX+ VG CTX- CTX- CTX+ NAVI-MUTE DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) DRIVER SIDE J/B GAUGE FUSE (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN HOT IN ACC OR ON HOT IN ON OR START IE (AT LEFT FRONT FLOOR PANEL CENTER) IF (AT RIGHT FRONT PANEL CENTER) IG SPD GTX+ J/C 1, 2 (ON LEFT SIDE OF ENGINE COMPT, NEAR ENGINE CONTROL MODULE) J/C 16 (ABOVE RIGHT REAR FENDERWALL) J/C 19 J/C 6 (BEHIND LEFT SIDE OF DASH, FORWARD OF INSTRUMENT CLUSTER) J/C 7 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT FRONT DOOR SPEAKER LEFT TWEETER M/T M/T A/T MULTI-DISPLAY NAVI NAVIGATION ECU NCA WIRE ORG/ WIRE PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK WIRE RADIO 2 FUSE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE REMOTE CONTROLLER REV MUTE SE SI IG+ SEDAN SKID CONTROL ECU STARTER FUSE STEREO COMPONENT AMPLIFIER (BEHIND RIGHT END OF DASH) SWITCH SYNC TC PKB GTX- THEFT DETERRENT ECU (BEHIND LEFT END OF DASH) TV FUSE VEHICLE SPEED SENSOR (COMBINATION METER) (M/T) VIO WIRE WAGON WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE YEL/RED 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

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 TX+ CTX+ 18 5 GTX- GTX+ ACC+B ANTB ANTENNA AMPLIFIER (BEHIND CENTER OF DASH) AUI- AUO- BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BU+B DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ENGINE ENGINE ROOM R/B 1 ROOM R/B 1 (ON RIGHT (ON RIGHT REAR OF ENGINE COMPT) GND(E) GND(S) GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON IF (AT RIGHT FRONT PANEL CENTER) J/C 10 (BEHIND UPPER RIGHT SIDE OF DASH) L-R LEFT FRONT DOOR SPEAKER LEFT REAR SPEAKER, WOOFER LEFT TWEETER LT GRN WIRE MULTI-DISPLAY (W/ NAVIGATION) MUTE MUTE L+ R+ TX- CTX- MUTE R+ L+ NAVI-MUTE NAVIGATION ECU NCA WIRE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK AUO+ WIRE PNK PNK WIRE PNK WIRE R- L- GND RADIO 1 FUSE RADIO 2 FUSE RADIO, PLAYER REAR SPEAKER (-) RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT DOOR SPEAKER RIGHT REAR SPEAKER, WOOFER RIGHT TWEETER RR- WR- ACC+ STEREO COMPONENT AMPLIFIER (BEHIND RIGHT END OF DASH) TX- S-GND VIO WIRE WHT WIRE WHT/BLU WIRE WOOFER YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 TX+ CTX+ 1 2 3 4 5 6 7 8 WF+ WF+ AMP+ WF- WF- MTR +B 18 5 GTX- GTX+ ACC+B AMP ANT ANTENNA AMPLIFIER (BEHIND CENTER OF DASH) AUI- AUO- BK (AT RIGHT FRONT FLOOR PANEL) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/YEL WIRE BRN WIRE BU+B DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ENGINE ENGINE ROOM R/B 1 ROOM R/B 1 (ON RIGHT REAR (ON RIGHT OF ENGINE COMPT) GND(E) GND(S) GRN WIRE GRN/BLK WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON IF (AT RIGHT FRONT PANEL CENTER) JUNCTION CONNECTOR 10 (BEHIND UPPER RIGHT SIDE OF DASH) JUNCTION CONNECTOR 13 (ABOVE LEFT REAR FENDERWELL) JUNCTION CONNECTOR 16 (ABOVE RIGHT REAR FENDERWELL) L-R LEFT FRONT DOOR SPEAKER LEFT REAR SPEAKER LEFT SQUAWKER LEFT TWEETER LT GRN WIRE MULTI-DISPLAY (W/ NAVIGATION) MUTE MUTE L+ R+ TX- CTX- MUTE R+ L+ NAVI-MUTE NAVIGATION ECU NCA WIRE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK AUO+ WIRE PNK PNK WIRE PNK WIRE R- L- GND RADIO 1 FUSE RADIO 2 FUSE RADIO, PLAYER RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT DOOR SPEAKER RIGHT REAR SPEAKER RIGHT SQUAWKER RIGHT TWEETER RR- WR- ACC+ STEREO COMPONENT AMPLIFIER (BEHIND RIGHT END OF DASH) TX- S-GND VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WOOFER YEL WIRE YEL/BLK WIRE YEL/RED WIRE

+SR P+ P- SIL D- D+ +SL 1 2 3 4 5 6 7 8 9 10 11 12 SFR+ SFR- ICR- ICR+ PR+ PR- SSR- RBE+ SSR+ 1 2 3 4 VUPR SSR+ SSR- ESR AIR BAG SQUIB (FRONT PASSENGER'S AIR BAG ASSEMBLY) AIR BAG SQUIB (STEERING WHEEL PAD) BJ (AT LEFT FRONT FLOOR PANEL) BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE CENTER AIR BAG SENSOR ASSEMBLY (BELOW CENTER OF DASH, ON TRANSMISSION TUNNEL) COMBINATION METER DATA LINK CONNECTOR 3 (PARTIAL) (BEHIND LOWER LEFT SIDE OF DASH) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ENGINE CONTROLS SYSTEM ESL SSL+ LBE+ SSL- ESR FUSE GRN WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IGN FUSE J/C 13 (ABOVE LEFT REAR FENDERWELL) J/C 15 (AT LEFT REAR QUARTER PANEL) J/C 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER SIDE J/B) LEFT BUCKLE SWITCH (INSIDE LEFT FRONT SEAT BELT BUCKLE) LEFT CURTAIN SHIELD AIR BAG SQUIB LEFT FRONT AIR BAG SENSOR (ON LEFT SIDE OF RADIATOR SUPPORT) LEFT PRETENSIONER LEFT SIDE AIR BAG SQUIB LT GRN WIRE ORG/ WIRE OTHERS PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PL- PL+ ICL+ ICL- SFL- SFL+ VUPL PNK WIRE PNK/BLK WIRE PNK/BLU WIRE RED WIRE RED/WHT WIRE RIGHT CURTAIN SHIELD AIR BAG SQUIB RIGHT FRONT AIR BAG SENSOR (ON RIGHT SIDE OF RADIATOR SUPPORT) RIGHT PRETENSIONER RIGHT SIDE AIR BAG SENSOR (AT BASE OF RIGHT "B" PILLAR) RIGHT SIDE AIR BAG SQUIB SEDAN W/O POWER SEAT SL- SPIRAL CABLE SRS SRS WARNING INDICATOR SRS-B FUSE SSL+ SSL- ESL TC -SR VUPL VUPR WHT WIRE WHT/BLK OR WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/BLU WIRE YEL/GRN WIRE YEL/RED WIRE YEL/VIO WIRE

BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRAIDED BRAIDED BRAIDED BRAIDED 24 25 26 27 28 29 BRN WIRE CAMSHAFT POSITION SENSOR (ON LEFT REAR OF CYL HEAD) CAMSHAFT TIMING OIL CONTROL VALVE (ON LEFT FRONT OF CYL HEAD) COOLING FANS SYSTEM CRANKSHAFT POSITION SENSOR (ON RIGHT SIDE OF ENGINE) EB (CENTER SIDE OF INTAKE MANIFOLD) ENGINE CONTROL MODULE (ECM) (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE OIL PRESSURE SWITCH (ON LEFT FRONT OF ENGINE) GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE KNOCK SENSOR 1 (ON LEFT FRONT OF ENGINE BLOCK) KNOCK SENSOR 2 (ON LEFT REAR OF ENGINE BLOCK) LT GRN WIRE LT GRN/BLK WIRE M- M+ NCO+ NCO- NE- NE+ OCV- OCV+ MOPS FAN CL- CL+ PRG OIL RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SLT- SLT+ SLU- SLU+ SLN- SLN+ MOL THROTTLE CONTROL MOTOR (ON THROTTLE BODY) THROTTLE POSITION SENSOR (ON THROTTLE BODY) VEHICLE SPEED SENSOR (ON LEFT REAR OF TRANS) VIO WIRE VSV (EVAP) (ON TOP REAR OF ENGINE) WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE