Lexus GS III (2004-2007) heater fuse Wiring diagrams

1 2 M+ M- 3 4 1 GAS IG GND A/C AMBIENT TEMPERATURE SENSOR (NEAR TOP LEFT SIDE OF RADIATOR SUPPORT) A/C COMP RELAY A/C CONDENSER FAN MOTOR (ON FRONT LEFT SIDE OF RADIATOR) A/C MAGNETIC CLUTCH, LOCK SENSOR (ON A/C A/C SINGLE PRESSURE SWITCH AIR MIX CONTROL SERVO MOTOR (PASSENGER) (BEHIND RIGHT SIDE OF DASH) BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/YEL WIRE BLOWER MOTOR (BEHIND LOWER RIGHT SIDE OF DASH) BLOWER MOTOR CONTROLLER (BEHIND RIGHT SIDE OF DASH) BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BODY ECU 1 BRN WIRE CDS FAN FUSE COMPRESSOR) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) IGN FUSE ED (AT REAR OF INTAKE MANIFOLD) ED (ON LEFT CYLINDER HEAD) ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPARTMENT, BEHIND STRUT TOWER) ENGINE ROOM R/B 3 (ON LEFT SIDE OF ENGINE COMPARTMENT, FRONT OF STRUT TOWER) EXHAUST GAS SENSOR (AT LEFT FRONT OF ENGINE COMPARTMENT) FAN 2 RELAY FAN 3 RELAY GND SI B+ 2 3 GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE GS 300 GS 430 HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START HTR RELAY IG (AT LEFT SIDE OF DASH) JUNCTION CONNECTOR JUNCTION CONNECTOR 17 (BEHIND JUNCTION CONNECTOR 2 (IN ECU BOX) JUNCTION CONNECTOR 26 (IN ECU BOX) LT GRN/RED WIRE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PASSENGER SIDE R/B (BEHIND RIGHT KICK PANEL) RADIATOR FAN MOTOR (AT LEFT FRONT OF ENGINE COMPT) RDI FAN FUSE RED WIRE RED/BLU WIRE SIDE OF GLOVE BOX) VIO WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE

1 2 GS 300 GS 430 A/C COMP RELAY A/C CONDENSER FAN MOTOR (ON FRONT LEFT SIDE OF RADIATOR) A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) A/C SINGLE PRESSURE SWITCH ACMG AIR CONDITIONING SYSTEM BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLU WIRE BLU/ORG WIRE BLU/WHT WIRE BRN WIRE CDS FAN FUSE DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) EB (AT MIDDLE OF LEFT INNER FENDER PANEL) EE (UNDER ABS, TRAC, VSC ACTUATOR) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE MAIN RELAY ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) ENGINE ROOM R/B 3 (ON LEFT SIDE OF ENGINE COMPT, FRONT OF STRUT TOWER) ETHW (GS 430) (GS 300) FAN 1 RELAY FAN 2 RELAY FAN 3 RELAY FAN MAIN FUSE GRN/YEL WIRE GS 300 (IN ENGINE HARNESS, AT LEFT REAR TOP OF ENGINE) HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START HTR RELAY IG (AT LEFT SIDE OF DASH) IGN FUSE IN ECU BOX) JUNCTION CONNECTOR 13 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 14 (BEHIND LEFT SIDE OF DASH) JUNCTION CONNECTOR 5 (IN ENGINE ROOM R/B 2) MPX ORG/ WIRE PASSENGER SIDE R/B (BEHIND RIGHT KICK PANEL) RADIATOR FAN MOTOR (AT LEFT FRONT OF ENGINE COMPT) RDI FAN FUSE RED WIRE RED/BLU WIRE WATER TEMPERATURE SWITCH (AT FRONT OF ENGINE COMPT, BEHIND LEFT SIDE OF GRILLE) WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE

6 11 DFG GND A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) ALT FUSE BLK WIRE BLK/ WHT WIRE BLU WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) ENGINE ROOM R/B 1 (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START II (AT RIGHT SIDE OF DASH) J/C 10 (BEHIND LEFT SIDE OF DASH) J/C 13 (BEHIND LEFT SIDE OF DASH) J/C 6 (BEHIND LEFT KICK PANEL) LEFT REMOTE CONTROL MIRROR HEATER MIR HTR FUSE MIR RELAY MPX RED/ WHT WIRE RED/BLU WIRE RIGHT REMOTE CONTROL MIRROR HEATER WHT RED/ WIRE WHT WIRE WHT/BLK WIRE

+ECU ABS 1 FUSE ABS 2 FUSE AIR CONDITIONING SYSTEM ALT FUSE ALT-S FUSE ANTI-LOCK BRAKES SYSTEM BATTERY BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BODY ECU 1 CELLULAR PHONES SYSTEM D FR FUSE DEFOG FUSE DEFOGGER SYSTEM DOME FUSE DRL 2 FUSE EFI FUSE ENGINE CONTROLS, TRANSMISSIONS, CRUISE CONTROL SYSTEMS ENGINE MAIN RELAY ETCS FUSE FUSE FAN MAIN FUSE FROM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 2) FUSE GRN WIRE GRY/RED WIRE H-LP CLN FUSE HEAD LP RELAY HEADLIGHTS SYSTEM HEATER FUSE HORN FUSE HORNS SYSTEM IG RELAY INSTRUMENT CLUSTER, INTERIOR LIGHTS, SOUND SYSTEMS INTERIOR LIGHTS, DOOR LOCKS, POWER ANTENNA, POWER WINDOWS SYSTEMS INTERIOR LIGHTS, DOOR LOCKS, POWER WINDOWS SYSTEMS INTERIOR LIGHTS, SEATS, POWER WINDOWS, MIRRORS, DOOR LOCKS, ANTI-THEFT SYSTEMS MAIN FUSE MEMORY SYSTEMS MIR RELAY NAVIGATION SYSTEM NOISE FILTER P FR FUSE P P/ SEAT FUSE P RR DOOR FUSE POWER TOPS SYSTEM RADIO 1 FUSE RED WIRE RED/BLU WIRE RED/WHT WIRE SEATS SYSTEM SOUND SYSTEMS STARTER STARTER RELAY STARTING/ CHARGING SYSTEM TEL FUSE TO DRIVER SIDE J/B (DIAGRAM 2 OF 2) TO ENGINE ROOM R/B 1 (DIAGRAM 1 OF 2) TO IGNITION SWITCH (DIAGRAM 2 OF 2) TURN, HAZ FUSE TV FUSE S/ROOF FUSE WHT WIRE WHT/BLU WIRE WHT/RED WIRE WIPER/ WASHER SYSTEM

BLK WIRE BLK/ WHT 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 BODY ECU 2 CIG FUSE CIGARETTE LIGHTER COMPUTER DATA LINES SYSTEM D P/SEAT FUSE D RR DOOR FUSE DEFOGGER, AIR CONDITIONING SYSTEMS ECU-IG FUSE ENGINE CONTROLS SYSTEM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 2) FOG RELAY FR FOG FUSE FROM FROM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 2) FUEL OPN FUSE FUSE GAUGE FUSE GRN WIRE GRY WIRE HEATER FUSE IGN FUSE STARTER FUSE IGNITION SWITCH II (AT RIGHT SIDE OF DASH) INSTRUMENT CLUSTER, SUPPLEMENTAL RESTRAINTS, HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS INTERIOR LIGHTS, POWER WINDOWS, DOOR LOCKS SYSTEMS J/C 12 (BEHIND LEFT SIDE OF DASH) J/C 15 (BEHIND LEFT SIDE OF DASH) J/C 17 (BEHIND UPPER RIGHT SIDE OF DASH) LOCK LOCK OFF LT GRN WIRE OBD FUSE ON LOCK OFF ON OFF PANEL FUSE PNK WIRE POWER OUTLET RADIO 2 FUSE RED/BLU WIRE SEATS, MEMORY SYSTEMS SOUND, INSTRUMENT CLUSTER, AIR CONDITIONING, NAVIGATION, WARNING SRS-B FUSE STARTING/ CHARGING, ENGINE CONTROLS SYSTEMS STOP FUSE SUPPLEMENTAL RESTRAINTS SYSTEM TAIL FUSE TAIL RELAY TRUNK, TAILGATE, FUEL DOORS SYSTEM WASHER FUSE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE WIPER FUSE WIPER/ WASHER SYSTEM

6 11 DFG GND A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BODY ECU 1 (IN PASSENGER SIDE J/B) DEF RELAY DEFOG FUSE DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT, IN ECU BOX) HEATER FUSE HOT AT ALL TIMES HOT IN ON OR START II (AT RIGHT SIDE OF DASH) JUNCTION CONNECTOR 13 (BEHIND LEFT SIDE OF DASH) MPX NOISE FILTER NOISE FILTER (REAR WINDOW DEFOGGER) (AT LEFT FRONT CORNER OF LUGGAGE COMPT) PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PASSENGER SIDE R/B (BEHIND RIGHT KICK PANEL) REAR WINDOW DEFOGGER RED WIRE RED/BLU WIRE WHT WIRE WHT/BLK WIRE