Lexus LS II (1994-2000) hot at all times Wiring diagrams

1 2 3 4 GND SG GAS IG A.C SINGLE PRESSURE SWITCH (LEFT SIDE OF RADIATOR GRILLE) A/C AMBIENT TEMPERATURE SENSOR (CENTER FRONT OF ENGINE COMPARTMENT) A/C EVAPORATOR TEMP. SENSOR (TOP RIGHT CENTER OF DASH) A/C FUSE A/C MAGNETIC CLUTCH (LEFT SIDE OF ENGINE) A/C ROOM TEMP. SENSOR (LEFT SIDE OF DASH) A/C SOLAR SENSOR (TOP RIGHT SIDE OF DASH) BLK WIRE BLK/ WHT WIRE BLK/ORG WIRE BLOWER CONTROLLER (BEHIND RIGHT SIDE OF DASH) BLOWER MOTOR (BEHIND RIGHT SIDE OF DASH) BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE CENTER J/B (BEHIND COMBINATION METER) COMBINATION METER DRIVER SIDE J/B (LEFT KICK PANEL) DUCT SENSOR (DRIVER SIDE) (LEFT SIDE OF DASH) DUCT SENSOR (FRONT PASSENGER SIDE) (TOP RIGHT SIDE OF DASH) ENGINE COOLANT TEMPERATURE SWITCH (NEAR LEFT HEADLIGHT) ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPARTMENT) RDI FAN FUSE EXHAUST GAS SENSOR (LEFT SIDE OF RADIATOR GRILLE) FUSIBLE LINK BLOCK (LEFT SIDE OF ENGINE COMPARTMENT) HEATER FUSE GRN/ WHT WIRE GRN/RED WIRE GRN/WHT WIRE GRY/BLU WIRE GRY/RED WIRE HEATER FUSE HEATER RELAY HOT AT ALL TIMES HOT IN ON OR START IN LINE DIODE INSTRUMENT PANEL J/B (REAR OF PARKING BRAKE RELEASE LEVER) J/C 10 (LOWER RIGHT SIDE OF DASH) J/C 13 (TOP CENTER OF DASH) J/C 3 (RIGHT KICK PANEL) LT GRN RED/ WIRE LT GRN/RED WIRE MG CLT RELAY PNK/BLU WIRE RAD FAN NO.1 RELAY RAD FAN NO.2 RELAY R/B 6 (UNDER LEFT HEADLIGHT) RADIATOR FAN MOTOR, RESISTOR (CENTER FRONT OF ENGINE COMPARTMENT) RED WIRE RED/ LT GRN WIRE RED/ WHT WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE SHUT WATER VALVE SERVO MOTOR (TOP LEFT SIDE OF DASH, RIGHT OF STEERING COLUMN) WHT RED/ WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL BLU/ WIRE YEL WIRE YEL/BLK 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 SRLR ABS FUSE ABS MOTOR RELAY ABS SOL RELAY ABS, TRAC, VSC ACTUATOR (AT RIGHT FRONT CORNER OF ENGINE COMPT) ABS, TRAC, VSC ECU (BEHIND RIGHT SIDE OF DASH) AST SRLH SFRR BLK WIRE BLK/BLU WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRAIDED BRAIDED FSS ENGINE ROOM R/B (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) FR- FR+ FL- FL+ FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) GRN WIRE GRN/RED WIRE HOT AT ALL TIMES JUNCTION CONNECTOR J/C 9 (RIGHT KICK PANEL) LEFT FRONT ABS SPEED SENSOR (LEFT FRONT WHEEL ASSEMBLY) LT GRN WIRE LT GRN/RED WIRE MASTER CYLINDER PRESSURE SENSOR (AT RIGHT FRONT OF ENGINE COMPT) MT MR PPL ORG/ WIRE PNK WIRE PPL PPL PNK WIRE PPL/WHT WIRE PPL/YEL WIRE RED WIRE RED/BLK WIRE RIGHT FRONT ABS SPEED SENSOR (RIGHT FRONT WHEEL ASSEMBLY) SFLH PMC SFLR SRRH SRRR VCM SPFL SFRH SPFR WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

BLK RED/ WIRE BLK/ BLU WIRE BLK/RED WIRE BLU WIRE BLU/ BLK WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRAKE FLUID LEVEL WARNING SWITCH (IN BRAKE FLUID RESERVOIR) BRN WIRE CENTER J/B (BEHIND INSTRUMENT CLUSTER) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ECU-B FUSE ECU-IG FUSE ENGINE ROOM J/B (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN RUN OR START INSTRUMENT PANEL J/B (AT REAR OF PARKING BRAKE RELEASE LEVER) JUNCTION CONNECTOR J/C 16 (BEHIND CENTER AIR VENTS) JUNCTION CONNECTOR J/C 5 (UPPER LEFT END OF DASH) JUNCTION CONNECTOR J/C 6 (LEFT END OF DASH) LT GRN/BLK WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PNK WIRE PNK/ GRN WIRE PNK/GRN WIRE RED/ BLK WIRE RED/BLK WIRE STEERING SENSOR (COMBINATION SWITCH) STOP LP FUSE STOP-S FUSE STOPLIGHT SWITCH (BRAKE PEDAL BRACKET) VSC BUZZER (BEHIND LOWER LEFT SIDE OF DASH) VSC OFF SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE YEL/GRN WIRE

7 6 5 4 3 2 1 +B BDR BECU TKUL MPX- BLK WIRE BLU RED/ WIRE BLU/BLK WIRE BLU/RED WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) BRN WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER) COMPUTER DATA LINES SYSTEM CTYE CTY D FR DOOR FUSE DOME FUSE DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) EXTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM FUSE HOLDER (BEHIND LEFT SIDE OF DASH) GRD GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HORN HRLY TRLY SH HORNS SYSTEM HEADLIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM HOT AT ALL TIMES HOT IN ACCY OR RUN HOT IN RUN OR START INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER) JUNCTION CONNECTOR J/C 9 (RIGHT KICK PANEL) KEYLESS BUZZER (AT LEFT REAR CORNER OF ENGINE COMPT) KEYLESS BUZZER ON/OFF SWITCH KL KEYE KUL BDR A+ A- LSWE LSW ML MUL PWE LEFT FRONT DOOR KEY LOCK/ UNLOCK SWITCH LEFT FRONT DOOR LOCK CONTROL SWITCH (POWER WINDOW MASTER SWITCH) LOCK LT GRN WIRE LUGGAGE COMPARTMENT DOOR KEY UNLOCK SWITCH MPX+ KSW HDCY MPX-B FUSE PNK PWS IND ACAN BZR WIRE PNK WIRE PNK/BLU WIRE PWR-IG FUSE RADIO 2 FUSE RDA RCO RED WIRE RED/BLU WIRE RED/YEL WIRE SIG CPUB GRD SIG RDA RCO HAZ THEFT DETERRENT HORN (AT RIGHT REAR CORNER OF ENGINE COMPT) TO CENTER JUNCTION BLOCK (DIAGRAM 2 OF 2) UNLK VIO WIRE VIO/GRN WIRE VIO/RED WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE WHT/RED WIRE WIRELESS DOOR LOCK CONTROL ECU (BEHIND RIGHT SIDE OF DASH) YEL WIRE YEL/RED WIRE

18 8 19 17 1 13 14 25 15 9 4 5 CTYE CTY LSWE LSW A+ A- BDR GRD CPUB SIG A- A+ LSW LSWE CTY CTYE DLE MUL ML BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER) COMPUTER DATA LINES SYSTEM CPUB SIG BDR KUL KEYE KL GRD CTYE CTY LSWE LSW A+ A- BDR CPUB SIG GRD GRD D RR DOOR FUSE P RR DOOR FUSE ENGINE HOOD COURTESY SWITCH (ENGINE COMPARTMENT) FROM ENGINE ROOM JUNCTION BLOCK (DIAGRAM 1 OF 2) FROM INSTRUMENT PANEL JUNCTION BLOCK (DIAGRAM 1 OF 2) GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES FUSE HOLDER (BEHIND LEFT SIDE OF DASH) P FR DOOR FUSE INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER) JUNCTION CONNECTOR J/C 16 (BEHIND CENTER AIR VENTS) LEFT REAR DOOR ECU (IN LEFT REAR DOOR LOCK LOCK NOT USED LT GRN WIRE PASSENGER DOOR ECU (IN RIGHT FRONT DOOR) PNK WIRE RED/BLU WIRE RHEOSTAT (SECURITY INDICATOR LIGHT) RIGHT FRONT DOOR KEY LOCK/ UNLOCK SWITCH RIGHT FRONT DOOR LOCK CONTROL SWITCH RIGHT REAR DOOR ECU (IN RIGHT REAR DOOR) SYSTEM ENGINE CONTROLS UNLK UNLOCK WARNING SWITCH (BEHIND LEFT SIDE OF DASH) VIO WIRE VIO/RED WIRE VIO/YEL WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 BDR PBKL 1 2 3 4 5 6 7 8 9 10 11 12 HORN ANTI-THEFT SYSTEM BLK WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU (BEHIND LEFT SIDE OF DASH) CL TB PKB BECU TR+ STPI DBIL CLTS CLTE GND MPX- D FR DOOR FUSE DASH HARN, BEHIND COMBINATION METER) DOOR LOCKS SYSTEM DRIVER SIDE J/B ENGINE CONTROLS SYSTEM ENGINE ROOM J/B EXTERIOR LIGHTS SYSTEM ANTI-THEFT SYSTEM FUSE HOLDER (BEHIND LEFT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/RED WIRE HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM HORN SYSTEM HOT AT ALL TIMES INTERIOR LIGHTS SYSTEM HEADLIGHTS SYSTEM LGCY LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE MPX-B FUSE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PNK/BLU WIRE RED WIRE RED/WHT WIRE RED/YEL WIRE TAIL HEAD HRLY TKUL TRLY SH TRUNK, TAILGATE, FUEL DOORS SYSTEM EXTERIOR LIGHTS SYSTEM INTERIOR LIGHTS SYSTEM VIO WIRE VIO/YEL WIRE WARNING SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

1 7 8 9 10 16 BATT +BM 5 6 22 23 TC STP PTNK CCS 7 8 9 21 30 31 M- M+ A/T INDI- CATOR SWITCH ACCEL POSITION SENSOR (TOP FRONT OF ENGINE) BLK/ WHT WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/YEL WIRE BRAIDED BRN WIRE CENTER JUNCTION BLOCK COMBINATION METER COMPARTMENT) COMPUTER DATA LINES SYSTEM CRUISE CRUISE CONTROL SWITCH CRUISE IND DRIVER SIDE JUNCTION BLOCK EFI 1 FUSE EFI 2 FUSE EFI RELAY ENGINE CONTROL MODULE (RIGHT SIDE OF DASH) ENGINE COOLANT TEMPERATURE SENSOR (TOP RIGHT FRONT OF ENGINE) ENGINE ROOM JUNCTION BLOCK ETCS FUSE EVG GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/WHT WIRE GRN/YEL WIRE HOT AT ALL TIMES HOT IN ON OR START IGSW MREL +B INSTRUMENT PANEL JUNCTION BLOCK IGN FUSE J/C 6 (LEFT SIDE OF DASH) LT GRN WIRE LT GRN/BLK WIRE MASS AIRFLOW METER (IN AIR INTAKE DUCT) PNK VPA THA WIRE PNK WIRE PNK/BLU WIRE PTNK RED WIRE RED/BLK WIRE RED/BLU WIRE RES+ SET/ COAST SOLID STATE SP 2- CL+ STOP LIGHT SWITCH STOP LP FUSE STOP-S FUSE THA THROTTLE CONTROL MOTOR, CLUTCH (LEFT FRONT OF ENG) THROTTLE POSITION SENSOR (ON THROTTLE BODY) VAPOR PRESSURE SENSOR (RIGHT SIDE OF LUGGAGE VC CL- VCC VEHICLE SPEED SENSOR (ON TRANSMISSION) VG VTA THW VIO/RED WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

A/C CONTROL ASSEMBLY RDFGR BLK WIRE BLU WIRE BLU/WHT WIRE DEF FUSE DEFOG RELAY DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) FUSIBLE LINK BLOCK (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER) J/C 16 (BEHIND CENTER AIR VENTS) J/C 6 (LEFT END OF DASH) J/C 9 (RIGHT KICK PANEL) LEFT REMOTE CONTROL MIRROR LT GRN WIRE MIR HTR FUSE MIRROR HEATER REAR WINDOW DEFOGGER RED WIRE RED/WHT WIRE RIGHT REMOTE CONTROL MIRROR VIO WIRE WHT WIRE

1 2 3 4 5 6 7 8 9 10 STP SPD REG 11 12 TC TS AIR SUS FUSE AIR SUSPENSION ECU (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/RED WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BLU/YEL WIRE BODY COMPUTER SYSTEM BRN/RED WIRE BRN/WHT WIRE CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER) DATA LINK CONNECTOR 1 (ON TOP LEFT SIDE OF ENGINE) DOME FUSE DOOR DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) ECU-IG FUSE ENGINE CONTROLS SYSTEM GAUGE FUSE GRN WIRE GRN/BLK WIRE GRN/ORG WIRE GRN/RED WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN RUN OR START HSW TD VH INSTRUMENT PANEL JUNCTION BLOCK (AT REAR OF PARKING BRAKE RELEASE LEVER) JUNCTION CONNECTOR J/C 18 (UPPER RIGHT END OF DASH) JUNCTION CONNECTOR J/C 5 (UPPER LEFT END OF DASH) JUNCTION CONNECTOR J/C 6 (LEFT END OF DASH) LEFT FRONT SUSPENSION CONTROL ACTUATOR (AT LEFT FRONT STRUT TOWER) LEFT REAR HEIGHT CONTROL SENSOR (UNDER LEFT REAR OF VEHICLE) LEFT REAR SUSPENSION CONTROL ACTUATOR (AT LEFT REAR STRUT TOWER) LT GRN WIRE LT GRN/BLK WIRE LT GRN/RED WIRE ORG/ WIRE PNK PPL WIRE PNK WIRE PPL PPL/RED WIRE PPL/WHT WIRE PPL/YEL WIRE RED WIRE RED/ BLK WIRE RED/WHT WIRE RIGHT REAR ACCELERATION SENSOR (CENTER OF LUGGAGE COMPT) RIGHT REAR HEIGHT CONTROL SENSOR (UNDER RIGHT REAR OF VEHICLE) SHRL SHRR SBL FBL+ FAL+ RBL+ RAL+ SGFL SHFL SHFR SGL FBL- FAL- RBL- RAL- STARTING/CHARGING SYSTEM STOP FUSE STOP-S FUSE STOPLIGHT SWITCH (BRAKE PEDAL BRACKET) WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE

AIR SUS RELAY AIR SUSPENSION ECU (BEHIND RIGHT SIDE OF DASH) ANTI-LOCK BRAKES SYSTEM BLK/ WHT WIRE BLU WIRE BLU/RED WIRE BRN/RED WIRE BRN/WHT WIRE BRN/YEL WIRE CENTER JUNCTION BLOCK (BEHIND INSTRUMENT CLUSTER) COMBINATION METER DATA LINK CONNECTOR 2 (BEHIND LOWER LEFT SIDE OF DASH) DRIVER SIDE JUNCTION BLOCK (BEHIND LEFT KICK PANEL) ENGINE ROOM RELAY BLOCK (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) FRONT HEIGHT CONTROL VALVE (AT RIGHT FRT CORNER OF ENGINE COMPT) GRD GRN/RED WIRE GRN/YEL WIRE GRY WIRE H/CTRL FUSE HEIGHT CONTROL COMPRESSOR (AT RIGHT FRONT SIDE OF ENGINE COMPT) HEIGHT CONTROL EXHAUST VALVE (AT RIGHT FRONT STRUT TOWER) HEIGHT INDIC HOT AT ALL TIMES JUNCTION CONNECTOR J/C 18 (UPPER RIGHT END OF DASH) JUNCTION CONNECTOR J/C 5 (UPPER LEFT END OF DASH) JUNCTION CONNECTOR J/C 8 (RIGHT KICK PANEL) JUNCTION CONNECTOR J/C 9 (RIGHT KICK PANEL) LT GRN WIRE LT GRN/BLK WIRE ORG/ WIRE PNK WIRE PNK/BLU WIRE PPL PPL SGFR SGR RM- SLEX SLFL SLRL PPL/RED WIRE PPL/WHT WIRE PPL/YEL WIRE REAR HEIGHT CONTROL VALVE (UNDER RIGHT REAR OF VEHICLE) RED WIRE RED/BLK WIRE RED/BLU WIRE RED/GRN WIRE RED/WHT WIRE RED/YEL WIRE RELAY BLOCK 6 (UNDER LEFT HEADLIGHT) RIGHT FRONT SUSPENSION CONTROL ACTUATOR (AT RIGHT FRONT STRUT TOWER) RIGHT REAR SUSPENSION CONTROL ACTUATOR (AT RIGHT REAR STRUT TOWER) SGRR SBR RM+ RC SLFR SLRR BAT +B FBR- FAR- RBR- RAR- WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE