Car Wiring Diagrams for Automatic a/c circuit for Lexus RX IV facelift (2019-2023)

A/C AMPLIFIER ASSEMBLY A/C SWITCH BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM COOLER THERMISTOR (ROOM TEMPERATURE SENSOR) DGS ECOS ENGINE ROOM R/B GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LOCK LT GRN WIRE MGC ORG/ WIRE PNK WIRE PTC HTR 1 FUSE PTC HTR 1 RELAY PTC HTR 2 FUSE PTC HTR 2 RELAY PTC HTR 3 FUSE PTC HTR 3 RELAY QUICK HEATER ASSEMBLY (W/ PTC HEATER) (FRONT OF HVAC UNIT) RADIO RECEIVER ASSEMBLY RED WIRE RELAY ENERGIZED SEATS SYSTEM SG-1 SG-2 SG-4 SG-5 TAM TFAR VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE

A/C AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE BRN WIRE COOLER THERMISTOR (ROOM TEMPERATURE SENSOR) DGS ECOS ENGINE ROOM R/B GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY JA (RIGHT KICK PANEL) LT GRN WIRE ORG/ WIRE PNK WIRE PTC HTR 1 FUSE PTC HTR 1 RELAY PTC HTR 2 FUSE PTC HTR 2 RELAY PTC HTR 3 FUSE PTC HTR 3 RELAY QUICK HEATER ASSEMBLY RED WIRE RELAY ENERGIZED SEATS SYSTEM SG-1 SG-2 SG-4 SG-5 TAM TFAR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C PRESSURE SENSOR AUTOMATIC LIGHT CONTROL SENSOR BLK WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BLU WIRE BRN WIRE CLTB CLTE CLTS COMBINATION SWITCH ASSEMBLY COMPRESSOR W/ PULLEY ASSEMBLY COMPUTER DATA LINES SYSTEM COOLER THERMISTOR (AMBIENT TEMPERATURE SENSOR) DB (FRONT OF ENGINE) DGS ECO ENGINE ROOM R/B GRN WIRE GRY WIRE HOT AT ALL TIMES HTR FUSE LT BLU WIRE LT GRN WIRE MG+ ORG/ WIRE RIGHT END OF DASH) SMOG VENTILATION SENSOR SOL + SOLAR SENSOR SSR+ VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C PRESSURE SENSOR BLK WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BLU WIRE BLW BRN WIRE COMBINATION SWITCH ASSEMBLY COMPUTER DATA COOLER THERMISTOR (AMBIENT TEMPERATURE SENSOR) DEFOGGER SYSTEM DGS ECO ENGINE ROOM R/B FDEF GRN WIRE GRY WIRE HOT AT ALL TIMES HTR FUSE LINES SYSTEM LOUT LT GRN WIRE ORG/ WIRE PNK WIRE RDFG RED WIRE RIGHT END OF DASH) ROUT SEATS SEATS SYSTEM SMOG VENTILATION SENSOR SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY A/C RR FUSE AIR CONDITIONING CONTROL ASSEMBLY 2 ALT ALT FUSE BLIN BLK WIRE BLU WIRE BLW BRN WIRE COMPUTER DATA LINES SYSTEM COOLING FAN ECU DEFOGGER SYSTEM E.F.I. ENGINE COOLANT TEMPERATURE SENSOR ENGINE CONTROLS SYSTEM ENGINE ROOM J/B ENGINE ROOM R/B FAN FUSE FAN RELAY FDEF FMIG GRN WIRE GRY WIRE HOT AT ALL TIMES JC (LEFT FRONT OF CENTER CONSOLE) LEFT COOLING FAN MOTOR LOUT LT BLU WIRE LT GRN WIRE M+(M) M+(S) M- M+ M-(S) ORG/ WIRE PDFG PNK WIRE RED WIRE RELAY ENERGIZED RFC RIGHT COOLING FAN MOTOR ROUT SEATS SYSTEM SEMICONDUCTOR POWER INTEGRATION ECU SOL + VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ACPB ACPE AIR CONDITIONING CONTROL ASSEMBLY 2 ALT AUTOMATIC LIGHT CONTROL SENSOR BLIN BLK WIRE BLU WIRE CLK+ CLTB CLTE CLTS COMPRESSOR W/ MOTOR ASSEMBLY COMPUTER DATA LINES SYSTEM DC/DC FUSE DIN DOUT ENGINE ROOM J/B ETI FMIG GRN WIRE GRY WIRE HEATER ACCESSORY ASSEMBLY HOT AT ALL TIMES HYBRID VEHICLE CONTROL ECU IDH INVERTER W/ CONVERTER ASSEMBLY ITE LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE RED WIRE SEMICONDUCTOR POWER INTEGRATION ECU SHIELD STB STBI VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C EVAPORATOR TEMPERATURE SENSOR AIR CONDITIONING HARNESS ASSEMBLY 2 BLK WIRE BLU WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CONNECTOR HOUSING COLOR (BROWN) CONNECTOR HOUSING COLOR (WHITE) DISPLAY DRIVER ECU-B 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LT BLU WIRE LT GRN WIRE METER FUSE RBBU RBUG RBUS REAR AIR MIX SERVO SUB-ASSEMBLY REAR MODE SERVO SUB-ASSEMBLY RED WIRE RELAY ENERGIZED VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C RR FUSE BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM E.F.I. ENGINE COOLANT TEMPERATURE SENSOR ENGINE ROOM R/B FAN 1 FUSE FAN 1 RELAY FAN 2 RELAY FAN-2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COOLING FAN ECU LEFT COOLING FAN MOTOR PNK WIRE RED WIRE RELAY ENERGIZED RFC RIGHT COOLING FAN ECU RIGHT COOLING FAN MOTOR WHT WIRE WHT/BLK WIRE YEL WIRE

A/C AMPLIFIER ASSEMBLY A/C EVAPORATOR TEMPERATURE SENSOR A/C RADIATOR DAMPER SERVO SUB-ASSEMBLY 1 A/C RADIATOR DAMPER SERVO SUB-ASSEMBLY 2 A/C UNIT (A/C HARNESS ASSEMBLY) B+ BUS BLK WIRE BLOWER DAMPER SERVO SUB-ASSEMBLY BLOWER MOTOR CONTROL BLU WIRE BLWH BUS - BUS G CONNECTOR HOUSING COLOR (BLACK) COOLER THERMISTOR (ROOM TEMPERATURE SENSOR 2) GRN WIRE GRY WIRE I.C LEFT "C" PILLAR) LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE RBBU RBUG RBUS REAR BLOWER MOTOR W/ FAN SUB-ASSEMBLY RED WIRE RLIN SEATS SYSTEM SG-6 SG-7 SG-8 SGA SHD SHDE SHP+ SHPE TEA TEC TFAL TSL TSR VIO WIRE WHT/BLK WIRE YEL WIRE

A/C EVAPORATOR TEMPERATURE SENSOR AIR CONDITIONING HARNESS ASSEMBLY 2 BLK WIRE BLU WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CONNECTOR HOUSING COLOR (BROWN) CONNECTOR HOUSING COLOR (WHITE) DISPLAY DRIVER ECU-B 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LT BLU WIRE LT GRN WIRE METER FUSE RBBU RBUG RBUS REAR AIR MIX SERVO SUB-ASSEMBLY REAR MODE SERVO SUB-ASSEMBLY RED WIRE RELAY ENERGIZED VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C AMPLIFIER ASSEMBLY A/C EVAPORATOR TEMPERATURE SENSOR A/C RADIATOR DAMPER SERVO SUB-ASSEMBLY 1 A/C RADIATOR DAMPER SERVO SUB-ASSEMBLY 2 A/C UNIT (A/C HARNESS ASSEMBLY) B+ BUS BLK WIRE BLOWER DAMPER SERVO SUB-ASSEMBLY BLOWER MOTOR CONTROL BLU WIRE BLWH BUS - BUS G CONNECTOR HOUSING COLOR (BLACK) COOLER THERMISTOR (ROOM TEMPERATURE SENSOR 2) GRN WIRE GRY WIRE LT BLU WIRE LT GRN WIRE PNK WIRE RBBU RBUG RBUS REAR BLOWER MOTOR W/ FAN SUB-ASSEMBLY RED WIRE RLIN SEATS SYSTEM SG-6 SG-7 SG-8 SGA SHD SHDE SHP+ SHPE TEA TEC TFAL TSL TSR VIO WIRE WHT/BLK WIRE YEL WIRE