Lexus GS III facelift (2007-2011) Automatic a/c circuit

3.5L A/C AMPLIFIER (BEHIND CENTER RIGHT OF DASH) A/C FUSE AIR SUS FUSE AMBIENT TEMPERATURE SENSOR (4.6L) (BEHIND LEFT SIDE OF FRONT FASCIA) AUTOMATIC LIGHT CONTROL SENSOR (BEHIND UPPER CENTER OF DASH) BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLLH BLRH BLU WIRE BLU/BLK WIRE BLW BRN WIRE COMPUTER DATA LINES SYSTEM DGS TSD TAM SG SG-2 SG-6 ECU-IG RH FUSE ELECTRONIC SUSPENSION SYSTEM GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) LH-IG FUSE LOUT LT BLU WIRE LT GRN WIRE MPX+ MPX- ORG/ WIRE PNK WIRE POWER SOURCE CONTROL ECU (BEHIND RIGHT SIDE OF DASH) PRE TSP RH TR PNK WIRE RED WIRE RELAY RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT SIDE OF DASH) ROUT SEAT HEATER SWITCH SEATS SYSTEM SG-1 GND IG+ SG-4 SMOG VENTILATION SENSOR (RIGHT FRONT OF ENGINE COMPT) SOL + SVSG TSL TSR VIO WIRE VIO/RED WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 LOUT 3 1 2 +B GND SI A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) A/C FUSE A/C PRESSURE SENSOR (LEFT FRONT OF ENGINE COMPT) A/C ROOM TEMPERATURE SENSOR (UNDER CENTER OF DASH) A/C W/P FUSE BLK WIRE BLK/BLU WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLLH BLRH BLU WIRE BLW BRN WIRE COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DGS TSD ENGINE COOLANT TEMPERATURE SENSOR (TOP RIGHT SIDE OF ENGINE) FDEF GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) HEATER FUSE HOT IN ON OR START HOT IN ON OR START ECU-IG RH FUSE LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT END LH-IG FUSE LT BLU WIRE LT GRN WIRE MPX+ MPX- OF DASH) ORG/ WIRE PNK WIRE PRE TSP RH TR PNK WIRE RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) ROUT SEAT HEATER SWITCH SEATS SYSTEM SG-1 GND IG+ SG-2 SG-6 SG-4 SMOG VENTILATION SENSOR (RIGHT FRONT OF ENGINE COMPT) SOLAR SENSOR AUTOMATIC LIGHT CONTROL SENSOR (UNDER UPPER CENTER OF DASH) SVSG SW 4 SW 5 TSL TSR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 SOL- SOL+ 3 1 2 +B GND 3.5L 4.6L 4.6L 3.5L 4.6L 3.5L SUB FAN MOTOR A/C COMP FUSE A/C COMP RELAY (3.5L) A/C COMPRESSOR (3.5L) (LEFT FRONT OF ENGINE) A/C COMPRESSOR (LEFT FRONT ACMG BLK WIRE BLOWER MOTOR (UNDER LOWER RIGHT SIDE OF DASH) BLU WIRE BLU/BLK WIRE BLU/RED WIRE BLU/WHT WIRE BRN WIRE CAN L COMPUTER DATA LINES SYSTEM COOLING FAN ECU ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE ROOM R/B 1 (RIGHT REAR OF ENGINE COMPT) ETAM FAN MAIN RELAY FLOW CONTROL VALVE FUSE GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GRN/YEL WIRE GRY WIRE HEATER FUSE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) HOT AT ALL TIMES ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) LCKI LOCK SENSOR LT GRN WIRE MAGNETIC CLUTCH MAIN FAN MOTOR OF ENGINE) RED WIRE RFC TAM VIO/RED WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE YEL/BLK WIRE

1 2 ACPB ACPE 1 2 PE PB 114 103 97 53 THW 2 1 +B 43 22 21 52 33 RFC CAN+ CAN- CANH CANL 43 42 109 CANH CANL WP 9 10 11 8 CLK ITE ETI STB A/C AMPLIFIER (BEHIND RIGHT SIDE OF DASH) A/C BLOWER ASSEMBLY (BEHIND RIGHT SIDE OF DASH) A/C EVAPORATOR TEMPERATURE SENSOR A/C W/P RELAY BBUS BLK WIRE BLU/BLK WIRE BRN WIRE BUS - BUSG COMPRESSOR MOTOR (LEFT FRONT OF ENGINE) COMPUTER DATA LINES SYSTEM DAMPER SERVO MOTOR (AIR INLET) DAMPER SERVO MOTOR (AIR MIX DRIVER SIDE) DAMPER SERVO MOTOR (AIR MIX FRONT PASSENGER SIDE) DAMPER SERVO MOTOR (AIR VENT MODE) DAMPER SERVO MOTOR (COOL AIR BYPASS) ENGINE CONTROL MODULE ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) FAN MAIN RELAY GND STBI DOUT DIM CLK GRN WIRE GRN/YEL WIRE HOT AT ALL TIMES ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) RAD FAN FUSE HOUSING COLOR (RED) WIRE INVERTER (RIGHT REAR CORNER OF ENGINE COMPT) MAIN FAN MOTOR ORG/ WIRE RED WIRE SENSOR (BEHIND LEFT SIDE OF FRONT FASCIA) SG-10 SMART CONNECTOR SMART CONNECTOR HOUSING COLOR (BLACK) SMART CONNECTOR HOUSING COLOR (BLUE) SMART CONNECTOR HOUSING COLOR (GREEN) SMART CONNECTOR HOUSING COLOR (NATURAL) SUB FAN MOTOR TAM VIO/RED WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

3.5L A/C AMPLIFIER (BEHIND CENTER RIGHT OF DASH) A/C BLOWER ASSEMBLY (BEHIND RIGHT SIDE OF DASH) A/C EVAPORATOR TEMPERATURE SENSOR BBUS BLK WIRE BLK/YEL WIRE BLU WIRE BUS - BUSG COMBUSTION HEATER GLOW PLUG 1 (AT REAR OF ENGINE) COMBUSTION HEATER GLOW PLUG 2 (AT REAR OF ENGINE) DAMPER SERVO MOTOR (AIR INLET) DAMPER SERVO MOTOR (AIR MIX DRIVER SIDE) DAMPER SERVO MOTOR (AIR MIX FRONT PASSENGER SIDE) DAMPER SERVO MOTOR (AIR VENT MODE) DAMPER SERVO MOTOR (COOL AIR BYPASS) ECU-IG LH FUSE ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B 4 (RIGHT SIDE OF ENGINE COMPT) FUSE GLW GLW RLY 1 RELAY (3.5L) GLW RLY 2 RELAY (3.5L) HOT AT ALL TIMES LEFT COWL SIDE J/B (BEHIND LEFT SIDE OF DASH) RED WIRE RELAY ENERGIZED SG-10 WHT WIRE YEL WIRE