Lexus GS II (1997-2000) yel/blk Wiring diagrams

ATL BLK WIRE BLU WIRE BLU/RED WIRE BODY ECU 2 (IN DRIVER SIDE JUNCTION BOX) DRIVER SIDE JUNCTION BLOCK (BEHIND LOWER LEFT END OF DASH) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/YEL WIRE GRY WIRE HOT IN ACC OR RUN HOT IN RUN OR START J/C 1 (AT LEFT SIDE OF ENGINE COMPARTMENT IN ECU BOX) J/C 10 (UPPER LEFT END OF DASH) J/C 6 (LEFT KICK PANEL) J/C 13 (BEHIND LEFT SIDE OF DASH) J/C 17 (BEHIND RIGHT SIDE OF DASH) J/C 17 (UPPER RIGHT END OF DASH) J/C 3-J/C 4 (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) KEY INTERLOCK SOLENOID (BEHIND LEFT SIDE OF DASH) KLS+ NSSD NSSL ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) RADIO 2 FUSE RED WIRE RED/BLU WIRE RED/YEL WIRE SHIFT LOCK CONTROL ECU (BEHIND LEFT SIDE OF DASH) SLCK SLS+ WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE

4 3 (1998-99) (2000) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BODY ECU 2 BRAIDED BRAKE FLUID LEVEL WARNING SWITCH (IN BRAKE FLUID RESERVOIR) BRN WIRE C (OR B) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) DRIVER SIDE J/C (BEHIND LEFT KICK PANEL) ECU-IG FUSE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START JUNCTION CONNECTOR J/C 1 (UNDER ECU BOX) JUNCTION CONNECTOR J/C 10 (UPPER LEFT END OF DASH) JUNCTION CONNECTOR J/C 15 (BEHIND COMBINATION METER) JUNCTION CONNECTOR J/C 3, J/C 4 (UNDER ECU BOX) JUNCTION CONNECTOR J/C 6 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 7 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 9 (UPPER LEFT END OF DASH) LEFT FRONT ABS SPEED SENSOR (LEFT FRONT WHEEL ASSEMBLY) LT GRN WIRE LT GRN/BLK WIRE MASTER CYLINDER PRESSURE SENSOR (AT LEFT REAR CORNER OF ENGINE COMPARTMENT) PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RIGHT FRONT ABS SPEED SENSOR (RIGHT FRONT WHEEL ASSEMBLY) STEERING SENSOR (COMBINATION SWITCH) STOP FUSE STOPLIGHT SWITCH (ON BRAKE PEDAL BRACKET) VSC OFF SWITCH VSC WARNING BUZZER (BEHIND LEFT SIDE OF DASH) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

3.0L, 4.0L 6 7 8 9 10 11 12 TRLY DBKL BECU A/C CONTROL ASSEMBLY BLK/ WHT WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/ORG WIRE BLU/RED WIRE BODY ECU 2 BRAKE FLUID LEVEL WARNING SWITCH (IN BRAKE FLUID RESERVOIR) BRN/BLK WIRE COMBINATION METER DRIVER SIDE JUNCTION BLOCK (BEHIND LOWER LEFT END OF DASH) ECU-IG FUSE ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) FFOG GSW FOG LIGHT SWITCH CENTER AIRBAG SENSOR FOG RELAY FFGO GRN WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY/RED WIRE GSWO TAIL AUTO LF KSW MIRE MIRS MIRB HRLY ALTL ACAN HEAD LP RELAY MAIN DRL RELAY CLOCK HEADLIGHT SWITCH HEADLIGHT SWITCH LAMP FAILURE MODULE HOT IN RUN OR START IG CLTB CLTS BLVL ILE STPI HEAD INTERIOR LIGHTS STOP LIGHT SWITCH HEADLIGHT SWITCH JUNCTION CONNECTOR J/C 10 (UPPER LEFT END OF DASH) JUNCTION CONNECTOR J/C 15 (BEHIND COMBINATION METER) JUNCTION CONNECTOR J/C 6 (LEFT KICK PANEL) JUNCTION CONNECTOR J/C 9 (UPPER LEFT END OF DASH) LEFT FRONT STRUT TOWER) LIGHT CONTROL SENSOR LIGHT CONTROL SENSOR LIGHT CONTROL SENSOR LT GRN/BLK WIRE MPX MULTI-DISPLAY NOT USED GRD CLTE ORG/ WIRE PPL PPL/RED WIRE RED WIRE RED/BLK WIRE RED/GRN WIRE RED/YEL WIRE REMOTE CONTROL MIRROR SWITCH SHIFT LOCK CONTROL ECU SHIFT LOCK CONTROL ECU SLCK TAIL RELAY LEFT BUCKLE SWITCH TILT, TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) UNLOCK WARNING SWITCH (BEHIND LEFT SIDE OF DASH) WHT (OR BLU/RED) WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 IG SH HR BSUB PWS 10 11 12 NOT USED GRD NOT USED 7 8 NOT USED BECU BLK/BLU WIRE BLK/RED WIRE BLU WIRE BLU/ORG WIRE BLU/YEL WIRE BODY ECU 1 BZR DATA LINK CONNECTOR 3 DRIVER DOOR ECU (IN DRIVER'S DOOR) DRIVER SIDE JUNCTION BLOCK (BEHIND LOWER LEFT END OF DASH) ENGINE HOOD COURTESY SWITCH LUGGAGE COMPARTMENT COURTESY SWITCH ENGINE ROOM RELAY BLOCK 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) FRONT PASSENGER DOOR ECU (IN PASSENGER'S DOOR) GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HCTY LGCY HORN RELAY LUGGAGE COMPARTMENT OPENER MOTOR HORN TR+ GSW RSSI RCO RDA HOT AT ALL TIMES HOT IN ACC OR RUN JUNCTION CONNECTOR J/C 13 (BEHIND COMBINATION METER) LEFT REAR DOOR ECU (IN LEFT REAR DOOR LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MIR RELAY DFG MOON ROOF CONTROL ECU MPX-B FUSE ORG/ WIRE P FR DOOR FUSE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PASSENGER SIDE JUNCTION BLOCK (BEHIND LOWER RIGHT END OF DASH) PKB IND PWR SNOW HAZ PPL PNK WIRE PNK/BLK WIRE PNK/BLU WIRE POWER SEAT ECU (UNDER DRIVER'S SEAT) PPL PPL/GRN WIRE PPL/YEL WIRE RADIO 2 FUSE RED/WHT WIRE RED/YEL WIRE RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) TKUL TSW PBKL W/ MEMORY SEAT W/O MEMORY SEAT WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WIRELESS DOOR LOCK BUZZER WIRELESS DOOR LOCK BUZZER WIRELESS DOOR LOCK ECU WIRELESS DOOR LOCK ECU WIRELESS DOOR LOCK ECU YEL/BLK WIRE

1 7 8 9 10 16 BATT +BM 5 6 23 26 TC STP CCS EC 7 8 9 21 30 31 M- M+ A/T INDICATOR LIGHT SWITCH ACCEL POSITION SENSOR (TOP CENTER OF ENGINE) BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BRAIDED BRN WIRE CL- COMBINATION METER COMPUTER DATA LINES SYSTEM CRUISE CONTROL SWITCH CRUISE IND DRIVER SIDE J/B DRIVER SIDE JUNCTION BLOCK EFI RELAY ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE ROOM RELAY BLOCK 1 EOM STI- ETCS FUSE EFI FUSE GAUGE FUSE GRN WIRE GRN/RED WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START IGN FUSE IGSW MREL +B J/C 1 (IN ECU BOX) J/C 11 (LEFT SIDE OF DASH) J/C 14 (BEHIND LEFT SIDE OF DASH) J/C 17 (BEHIND RIGHT SIDE OF DASH) J/C 2 (IN ECU BOX) J/C 3 (IN ECU BOX) J/C 5 (IN ENGINE ROOM RELAY BLOCK 2) J/C 7 (BEHIND LEFT KICK PANEL) J/C 9 (BEHIND LEFT SIDE OF DASH) LEFT FRONT STRUT TOWER) MAIN ORG/ WIRE PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RES+ SET/ COAST STOP FUSE STOPLIGHT SWITCH (ON BRAKE PEDAL BRACKET) THROTTLE CONTROL MOTOR (ON THROTTLE BODY) (LEFT CYLINDER HEAD) THROTTLE POSITION SENSOR (ON THROTTLE BODY) VC CL- VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

BLU/RED WIRE COMBINATION METER DAYTIME RUNNING LIGHT RELAY 3, 4 (AT LEFT FRONT CORNER OF ENGINE COMPT) DIMMER DRL 2 RELAY DRL 1 FUSE DRL 2 FUSE ENGINE ROOM RELAY BLOCK 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) ENGINE ROOM RELAY BLOCK 3 (ON LEFT SIDE OF ENGINE COMPT, FRONT OF STRUT TOWER) FUSE HEAD LP RELAY HEADLIGHTS SYSTEM (HEADLIGHT BEAM LEVEL CONTROL ECU) HI BEAM INDIC HOT AT ALL TIMES JUNCTION CONNECTOR J/C 11 (BEHIND COMBO METER) JUNCTION CONNECTOR J/C 14 (BEHIND COMBINATION METER) JUNCTION CONNECTOR J/C 15 (BEHIND COMBO METER) JUNCTION CONNECTOR J/C 18 (RIGHT KICK PANEL) LEFT FRONT STRUT TOWER) LEFT HIGH BEAM HEADLIGHT LEFT LOW BEAM HEADLIGHT LEFT LOWER HEAD FUSE LEFT UPPER HEAD FUSE MAIN DAYTIME RUNNING LIGHT RELAY (BEHIND RIGHT END OF DASH) MAIN FUSE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PASSENGER SIDE JUNCTION BLOCK (BEHIND LOWER RIGHT END OF DASH) PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RIGHT HIGH BEAM HEADLIGHT RIGHT LOW BEAM HEADLIGHT RIGHT LOWER HEAD FUSE RIGHT UPPER HEAD FUSE WHT RED/ WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 ECUE IG VC GND ECUB 1 2 3 4 5 6 7 8 9 10 RCL- RCL+ SLD- SLD+ LFT- LFT+ GND +B FRV- FRV+ 1 2 3 4 5 6 POWER TILT MOTOR BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE COMPUTER DATA LINES SYSTEM D P/SEAT FUSE DOWN DRIVER SIDE JUNCTION BLOCK (BEHIND LOWER LEFT END OF DASH) DRIVER'S SEAT FRONT VERTICAL MOTOR DRIVER'S SEAT LUMBAR SUPPORT CONTROL MOTOR DRIVER'S SEAT REAR VERTICAL MOTOR DRIVER'S SEAT RECLINING MOTOR DRIVER'S SEAT SLIDING MOTOR FRONT FRONT VERTICAL CONTROL SENSOR FUSE GRN/WHT WIRE HOT AT ALL TIMES J/C 18 (RIGHT KICK PANEL) J/C 20 (LEFT QUARTER PANEL) J/C 23 (BELOW DRIVER'S SEAT) J/C 6 (LEFT KICK PANEL) LT GRN WIRE LT GRN/RED WIRE LUMBAR SUPPORT CONTROL SWITCH MSW ORG/ WIRE P-P/SEAT FUSE PASSENGER JUNCTION BLOCK (BEHIND LOWER RIGHT END OF DASH) POWER SEAT CONTROL SWITCH POWER SEAT ECU (UNDER DRIVER'S SEAT) POWER TELESCOPIC MOTOR RCLF RCLR REAR REAR VERTICAL CONTROL SENSOR RECLINE CONTROL SENSOR SGND SSRS SLDF SLDR LUP LDWN FUP SLIDE CONTROL SENSOR SSFV SSRL SSRR PVCC FDWN IG SYSB TEL LNG TILT UP TEL SHRT TILT DOWN TILT AND TELESCOPIC ECU (BEHIND LEFT SIDE OF DASH) TILT AND TELESCOPIC SWITCH TIM- TIM+ TEM- TEM+ VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

+SR P+ P- SIL D- D+ +SL 1 2 3 4 5 6 7 8 9 10 11 12 PL- PL+ 1 2 3 4 5 6 7 8 9 10 11 12 SFR- SFR+ 11 5 DATA LINK CONNECTOR 1 (LEFT SIDE OF ENGINE COMPT, BEHIND ECU BOX) AIRBAG SQUIB (FRONT PASSENGER AIRBAG ASSEMBLY) AIRBAG SQUIB (STEERING WHEEL PAD) 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 AIRBAG SENSOR ASSEMBLY (BEHIND CENTER OF DASH, FORWARD OF CENTER CONSOLE) COMBINATION METER DATA LINK CONNECTOR 3 (BEHIND LEFT SIDE OF DASH) ESL FSR SSR GRN WIRE GRY WIRE GRY/BLU WIRE HOT AT ALL TIMES HOT IN RUN OR ACC HOT IN RUN OR START IGN FUSE J/B 1 (LEFT KICK PANEL) J/C 6 (LEFT KICK PANEL) J/C 9 (BEHIND GLOVE BOX) LA GSW LEFT FRONT AIRBAG SENSOR (LEFT FRONT OF ENGINE COMPT) LEFT SIDE AIRBAG SENSOR (LOWER LEFT "B" PILLAR) LEFT SIDE AIRBAG SQUIB LEFT SIDE PRETENSIONER LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PNK VUPR WIRE PNK WIRE PNK/BLK WIRE PPL/BLU WIRE PR+ PR- ESR RED WIRE RIGHT FRONT AIRBAG SENSOR (RIGHT FRONT OF ENGINE COMPT) RIGHT SIDE AIRBAG SENSOR (LOWER RIGHT "B" PILLAR) RIGHT SIDE AIRBAG SQUIB RIGHT SIDE PRETENSIONER SFL+ SFL- VUPL SL- SPIRAL CABLE SRS WARNING INDICATOR SRS-ACC FUSE SRS-B FUSE SSL FSL TC -SR WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

AT-P ATL BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU 1 (IN PASSENGER SIDE JUNCTION BLOCK) BRAIDED BRAIDED BRAIDED BRAIDED BRAIDED 19 20 BRN WIRE COMBINATION METER DRIVER SIDE JUNCTION BLOCK ECT PWR. ECT SNOW ELECTRONICALLY CONTROLLED TRANSMISSION PATTERN SELECT SWITCH EXCEPT NAVIGATION GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HOT AT ALL TIMES STOP FUSE OBD FUSE HOT IN ON OR START J/C 1 (IN ECU BOX) J/C 11 (BEHIND LEFT SIDE OF DASH) J/C 17 (BEHIND RIGHT SIDE OF DASH) J/C 3 J/C 3 (IN ECU BOX) J/C 4 J/C 4 (IN ECU BOX) J/C 4 J/C 3 (BEHIND LEFT SIDE OF DASH) J/C 6 (LEFT KICK PANEL) J/C 7 (BEHIND LEFT KICK PANEL) J/C 9 (BEHIND LEFT SIDE OF DASH) MALFUNCTION INDICATOR LIGHT MPX MULTI-DISPLAY NAVIGATION NSSD NSSL ORG/ WIRE PTNK PWR RED WIRE RED/ BLK WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE SNOW STOPLIGHT SWITCH (ON BRAKE PEDAL BRACKET) TILT, TELESCOPIC ECU (LEFT SIDE OF DASH) VAPOR PRESSURE SENSOR (UNDER LEFT REAR OF VEHICLE) VCC WHT WIRE WHT/BLK WIRE YEL/BLK WIRE YEL/GRN WIRE

13 14 15 16 20 21 22 PNK WIRE 13 14 15 17 SLU- SLN- SLT- OIL 18 21 23 26 PTNK PRE CCS 2 5 6 7 8 10 STA TC STP 4 9 10 EOM KSW TPC IMLD TXCT RXCK CODE ABS, TRAC, VSC ECU (BEHIND LEFT SIDE OF DASH) AIR CONDITIONING SYSTEM CRUISE CONTROL SYSTEM AIR CONDITIONING SYSTEM CRUISE CONTROL SYSTEM AIR CONDITIONING SYSTEM ANTI-THEFT SYSTEM (SECURITY INDICATOR) BATT DI FPC 4 5 6 7 8 9 10 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/YEL WIRE BRAIDED BRAIDED BRAIDED 19 20 BRN WIRE CODE ELECTRONICALLY CONTROLLED TRANSMISSION SOLENOID (IN TRANSMISSION) ENG ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE ROOM RELAY BLOCK 1 GRD GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE HOT AT ALL TIMES ETCS FUSE IGSW MREL SIL TRC+ ENG+ NEO +B TRC- ENG_ EC J/C 10 (BEHIND LEFT SIDE OF DASH) J/C 2 (IN ECU BOX) J/C 6 (LEFT KICK PANEL) J/C 9 (BEHIND LEFT SIDE OF DASH) LT GRN WIRE LT GRN/RED WIRE NCO NEO ORG/ WIRE PASSENGER SIDE JUNCTION BLOCK PNK WIRE PNK/BLK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RXCK SIL SLU+ SLN+ SLT+ NCO- PNK WIRE TAM STI- ACMG TRANSPONDER KEY AMPLIFIER (BEHIND LEFT SIDE OF DASH) TRC+ TXCT UNLOCK WARNING SWITCH (BEHIND LEFT SIDE OF DASH) VEHICLE SPEED SENSOR (ON TRANSMISSION) VIO WIRE VIO/YEL WIRE VSV (VAPOR PRESSURE SENSOR) (UNDER LEFT REAR OF VEHICLE) WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE