Lexus IS I (1999-2005) combination meter 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 WA 2 3 1 SE A/C CONTROL ASSEMBLY A/T A/T M/T ABS IND. BLK WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRAKE IND BRAKE PEDAL LOAD SENSING SWITCH BRL ENG+ TS TRC+ BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM D/G DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ENG ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) FRO FSW- FSW+ GRN WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HEADLIGHTS SYSTEM HOT AT ALL TIMES STOP FUSE HOT IN ON OR START ECU-IG FUSE HOT IN ON OR START GAUGE FUSE IH (AT RIGHT SIDE OF FIREWALL) IND JUNCTION CONNECTOR JUNCTION CONNECTOR 6 (BEHIND LEFT SIDE OF DASH, FORWARD OF INSTRUMENT CLUSTER) LEFT REAR ABS SPEED SENSOR LT GRN WIRE LT GRN/RED WIRE M/T MPX- SNOW NEO PARKING BRAKE SWITCH (AT BASE OF PARKING BRAKE LEVER) PNK ENG- WIRE PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT REAR ABS SPEED SENSOR RR- RR+ SKID CONTROL ECU (LEFT SIDE OF DASH) SLIP IND SNOW SPEED- DOMETER STOPLIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) STP WT TRAC OFF TRAC OFF IND TRAC OFF SWITCH, SNOW SWITCH TRC+ TRC- PKB RL+ RL- VEHICLE SPEED SENSOR (M/T) (ON LEFT REAR OF TRANSMISSION) WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL/GRN WIRE YEL/RED WIRE

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 NOT USED) 7 8 (9-11 NOT USED) 12 1 4 11 13 17 30 31 EOM BATT KSW MREL IGSW IMLD CODE A/C CONTROL ASSEMBLY BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BRN WIRE CODE COMBINATION METER DATA LINK CONNECTOR 3 (BEHIND LOWER LEFT SIDE OF DASH) DOME FUSE MPX-B FUSE DOOR DL FUSE DSWH LUG NAVI EC (AT LEFT FENDER APRON) ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) ENGINE HOOD COURTESY SWITCH (ON FRONT CENTER OF ENGINE COMPT, NEAR HOOD LATCH) FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE GROUND HOT AT ALL TIMES HOT IN ON OR START IGN FUSE IH (AT RIGHT SIDE OF FIREWALL) IND IND SECURITY J/C 3 (NEAR ENGINE CONTROL MODULE) J/C 5 (ABOVE DRIVER SIDE J/B) J/C 6 (BEHIND LEFT SIDE OF DASH, FORWARD OF INSTRUMENT CLUSTER) J/C 7 (BEHIND UPPER RIGHT SIDE OF DASH) MPX MULTI- DISPLAY DR ORG/ WIRE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RXCK SH- SH HORN SIL CG THEFT DETERRENT ECU (BEHIND LEFT END OF DASH) THEFT DETERRENT HORN (ON LEFT SIDE OF ENGINE COMPT, ON STRUT TOWER) TRANSPONDER KEY AMPLIFIER (ON STEERING COLUMN, NEAR IGNITION SWITCH) TXCT TXCT RXCK UNLOCK WARNING SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE

16 20 22 3 TACH 19 3 12 TC LA SIL A/C CONTROL ASSEMBLY BK (AT RIGHT FRONT FLOOR PANEL) BLK WIRE BLK/YEL WIRE BLU WIRE BODY ECU (BEHIND LOWER LEFT END OF DASH, INTEGRAL WITH DRIVER SIDE J/B) BRN WIRE CENTER AIR BAG SENSOR ASSEMBLY (BELOW CENTER OF DASH, ON TRANSMISSION TUNNEL) CG SG A/B SIL COMBINATION METER D/G DATA LINK CONNECTOR 3 (BEHIND LOWER LEFT SIDE OF DASH) DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EB (AT CENTER LEFT SIDE OF INTAKE MANIFOLD) ENGINE CONTROL MODULE (ON LEFT FRONT OF ENGINE COMPT, IN PROTECTIVE CASE) HOT AT ALL TIMES OBD FUSE IH (AT RIGHT SIDE OF FIREWALL) J/C 16 (SEDAN) (ABOVE RIGHT REAR FENDERWELL) LT GRN WIRE MPX MPX+ MPX- MULTI-DISPLAY ORG/ WIRE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) POWER WINDOW MASTER SWITCH RED/WHT WIRE SIL SKID CONTROL ECU TAC TC TS WFSE BAT THEFT DETERRENT ECU (BEHIND LEFT END OF DASH) VIO WIRE WAGON WFSE TC WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL/RED WIRE

A/T ACCEL POSITION SENSOR (ON CENTER REAR OF ENGINE, ON THROTTLE BODY) BLU WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CONTROL MODULE) JUNCTION CONNECTOR 4 CONTROL MODULE) JUNCTION CONNECTORS 1, 2 CRUISE CRUISE CONTROL SWITCH CRUISE IND DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EA (AT FRONT OF INTAKE MANIFOLD) EB (AT CENTER LEFT SIDE OF INTAKE MANIFOLD) GRN/YEL WIRE HOT AT ALL TIMES IE (AT LEFT FRONT FLOOR PANEL CENTER) IG+ SE IH (AT RIGHT SIDE OF FIREWALL) JUNCTION CONNECTOR 7 (BEHIND UPPER M/T MPX-B FUSE OBD FUSE ORG/ WIRE PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK/BLU WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RES/ACC SET/COAST SKID CONTROL ECU SPEEDOMETER THROTTLE POSITION SENSOR (ON THROTTLE BODY) VEHICLE SPEED SENSOR (COMBINATION METER) (M/T) VIO WIRE WHT/BLK WIRE WHT/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 HS- ST- T+ IL ALT FUSE BLK WIRE BLU WIRE COMBINATION METER DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPARTMENT) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HIGH MOUNTED STOP LIGHT HOT AT ALL TIMES HOT AT ALL TIMES DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) HOT IN ON OR START JUNCTION CONNECTOR 13 (ABOVE LEFT REAR FENDERWELL) JUNCTION CONNECTOR 14 (ON LEFT SIDE OF LUGGAGE COMPT, BEHIND LEFT FENDERWELL) JUNCTION CONNECTOR 15 (ON LEFT SIDE OF LUGGAGE COMPT, BEHIND LEFT FENDERWELL) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ID ABOVE DRIVER SIDE J/B) LEFT LICENSE PLATE LIGHT LEFT REAR COMBINATION LIGHT LIGHT LIGHT CONTROL SWITCH AUTO HEAD (COMBINATION SWITCH) OFF TAIL LIGHT FAILURE SENSOR (ON LEFT SIDE OF LUGGAGE COMPARTMENT) NOISE FILTER (STOP- LIGHT) (ABOVE LEFT REAR FENDER- WELL) PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) REAR LIGHTS WARNING LIGHT IND RED WIRE RED/BLU WIRE RH LH TURN SIGNAL SIDE MARKER RIGHT LICENSE PLATE LIGHT RIGHT REAR COMBINATION LIGHT ST+ IG T- STOP FUSE STOP LIGHT STOP LIGHT TAIL LIGHT STOPLIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) TAIL FUSE TAIL RELAY TAIL- LIGHT THEFT DETERRENT ECU (BEHIND LEFT END OF DASH) TAIL TURN SIGNAL LIGHT VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BODY ECU (BEHIND LOWER LEFT END OF DASH, INTEGRAL WITH DRIVER SIDE J/B) BRN WIRE COMBINATION METER DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EC (AT LEFT FENDER APRON) ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPARTMENT) ER EL FLASHER RELAY GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE HAZARD SWITCH (A/C CONTROL ASSEMBLY) HAZD HOT AT ALL TIMES HOT IN ON IH (AT RIGHT SIDE OF FIREWALL) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER ID SIDE J/B) JUNCTION CONNECTOR 7 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT FRONT PARKING LIGHT LEFT FRONT SIDE MARKER LIGHT LEFT FRONT SIDE TURN SIGNAL LIGHT RIGHT FRONT TURN SIGNAL LIGHT LEFT FRONT TURN SIGNAL LIGHT LEFT TURN SIGNAL IND RIGHT TURN SIGNAL IND PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK WIRE RIGHT FRONT PARKING LIGHT RIGHT FRONT SIDE MARKER LIGHT RIGHT FRONT SIDE TURN SIGNAL LIGHT RIGHT LEFT TURN SIGNAL SWITCH (COMBINATION SWITCH) TURN, HAZ FUSE WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 HS- ST- T+ IL ALT FUSE BLK WIRE BLU WIRE BM (AT LEFT UPPER SIDE OF BACK PANEL) BN (AT RIGHT UPPER SIDE OF BACK PANEL) COMBINATION METER DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPARTMENT) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE HIGH MOUNTED STOP LIGHT HOT AT ALL TIMES HOT IN ON OR START JUNCTION CONNECTOR JUNCTION CONNECTOR 13 (ABOVE LEFT REAR FENDERWELL) JUNCTION CONNECTOR 15 (ON LEFT SIDE OF LUGGAGE COMPT, BEHIND JUNCTION CONNECTOR 17 (ABOVE LEFT REAR FENDERWELL) JUNCTION CONNECTOR 18 (IN REAR OF LIFTGATE) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ABOVE DRIVER ID SIDE J/B) LEFT LEFT FENDERWELL) LEFT LICENSE PLATE LIGHT LEFT REAR COMBINATION LIGHT LIGHT LIGHT CONTROL SWITCH AUTO HEAD (COMBINATION SWITCH) OFF TAIL LIGHT FAILURE SENSOR (ON LEFT SIDE OF LUGGAGE COMPARTMENT) NOISE FILTER (STOP- LIGHT) (ABOVE LEFT REAR FENDER- WELL) PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) REAR LIGHTS WARNING LIGHT IND REAR SIDE MARKER LIGHT RED WIRE RED/BLU WIRE RIGHT RIGHT LICENSE PLATE LIGHT RIGHT REAR COMBINATION LIGHT ST+ IG T- STOP FUSE STOP LIGHT STOP LIGHT TAIL LIGHT STOPLIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) TAIL FUSE TAIL RELAY TAIL- LIGHT THEFT DETERRENT ECU (BEHIND LEFT END OF DASH) TAIL TURN SIGNAL TURN SIGNAL TAIL LIGHT LIGHT VIO WIRE VIO/GRN WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BODY ECU (BEHIND LOWER LEFT END OF DASH, INTEGRAL WITH DRIVER SIDE J/B) BRN WIRE COMBINATION METER DRIVER SIDE J/B (BEHIND LOWER LEFT END OF DASH) EC (AT LEFT FENDER APRON) ENGINE ROOM 1 R/B (ON RIGHT REAR OF ENGINE COMPARTMENT) ER EL FLASHER RELAY GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/YEL WIRE HAZARD SWITCH (A/C CONTROL ASSEMBLY) HAZD HOT AT ALL TIMES HOT IN ON IH (AT RIGHT SIDE OF FIREWALL) JUNCTION CONNECTOR 5 (BEHIND LEFT END OF DASH, ID ABOVE DRIVER SIDE J/B) JUNCTION CONNECTOR 7 (BEHIND UPPER RIGHT SIDE OF DASH) LEFT FRONT PARKING LIGHT LEFT FRONT SIDE MARKER LIGHT LEFT FRONT SIDE TURN SIGNAL LIGHT RIGHT FRONT TURN SIGNAL LIGHT LEFT FRONT TURN SIGNAL LIGHT LEFT TURN SIGNAL IND RIGHT TURN SIGNAL IND PASSENGER SIDE J/B (BEHIND LOWER RIGHT END OF DASH) PNK WIRE RIGHT FRONT PARKING LIGHT RIGHT FRONT SIDE MARKER LIGHT RIGHT FRONT SIDE TURN SIGNAL LIGHT RIGHT LEFT TURN SIGNAL SWITCH (COMBINATION SWITCH) TURN, HAZ FUSE WHT WIRE YEL 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