Lexus GS IV facelift (2015-2020) a/c amplifier assembly Wiring diagrams

A/C AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE BRN WIRE COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM ECO ECOS ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY GNDA (-) GNDB GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COWL SIDE J/B NORMAL P/I-B 1 FUSE PNK WIRE RED WIRE RELAY ENERGIZED RELAY INTEGRATION RIGHT COWL SIDE J/B SNOW SPORT STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C AMPLIFIER ASSEMBLY BLK WIRE BLK/WHT WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM COOLING FAN MOTOR COOLING FAN MOTOR 2 DGS E.F.I. ENGINE COOLANT TEMPERATURE SENSOR ENGINE ROOM R/B 2 ASSEMBLY FAN 1 RELAY FAN 2 RELAY GAUGE FUSE GRN WIRE GRN/YEL WIRE GRY WIRE LED DRIVER LEFT COOLING FAN ECU LT GRN WIRE ORG/ WIRE PNK RLIN WIRE PNK WIRE REAR A/C SWITCH REAR CONTROL SWITCH RED WIRE RELAY ENERGIZED RFC RIGHT COOLING FAN ECU SEATS SYSTEM SG-2 SG-3 SG-4 TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY A/C EVAPORATOR A/C HARNESS ASSEMBLY A/C SWITCH ACCESSORY METER ASSEMBLY B+ BUS BLK WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BLU WIRE BUS - BUS G COLOR (BROWN) COLOR (RED) WIRE COMPRESSOR W/ PULLEY ASSEMBLY COMPUTER DATA LINES SYSTEM CONNECTOR HOUSING CONNECTOR HOUSING COLOR (BLACK) CONNECTOR HOUSING COLOR (BLUE) CONNECTOR HOUSING COLOR (GRAY) CONNECTOR HOUSING COLOR (GREEN) CONNECTOR HOUSING COLOR (NATURAL) CONNECTOR HOUSING COLOR (SKY BLUE) DAMPER SERVO MOTOR DAMPER SERVO MOTOR (AIR INLET) DAMPER SERVO MOTOR (DEF) DAMPER SERVO MOTOR (DRIVER SIDE AIR VENT MODE) DAMPER SERVO MOTOR (DRIVER SIDE UPPER AIR MIX) DAMPER SERVO MOTOR (FRONT PASSENGER SIDE AIR VENT MODE) DAMPER SERVO MOTOR (FRONT PASSENGER SIDE LOWER AIR MIX) DAMPER SERVO MOTOR (FRONT PASSENGER SIDE UPPER AIR MIX) DAMPER SERVO MOTOR (REAR SIDE AIR MIX) ENGINE ROOM R/B 1 ASSEMBLY FAN 3 FUSE FAN-2 FUSE GRN WIRE HOT AT ALL TIMES HOT W/ HTR FUSE LEFT COWL SIDE J/B LH ECU- IG 2 FUSE LT GRN WIRE LUGGAGE ROOM J/B ASSEMBLY PNK SOL+ WIRE PNK WIRE RADIO RECEIVER ASSEMBLY RIGHT END OF DASH) RR ECU-IG FUSE SENSOR SGA SOL + TEA TEMPERATURE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE BOLSTER CUSHION CENTER FL S/HTR FUSE FR S/HTR FUSE FRONT SEAT VENTILATION SWITCH FRONT SEAT HEATER SWITCH GRN WIRE GRY WIRE LEFT COWL SIDE J/B LEFT FRONT SEAT HEATER CONTROL SUB-ASSEMBLY LEFT SEAT HEATER CONTROL LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B ASSEMBLY PNK WIRE RED WIRE REFRESHING SEAT SWITCH RELAY 1 ENERGIZED RELAY 2 ENERGIZED RH-IG FUSE RIGHT COWL SIDE J/B RIGHT FRONT SEAT HEATER CONTROL SUB-ASSEMBLY RIGHT SEAT HEATER CONTROL SEAT BACK) SEAT CUSHION) SG-3 SG-4 SHD SHP+ SWL SWR THL THR+ TSL TSR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C AMPLIFIER ASSEMBLY ABSORBER CONTROL ECU ACCESSORY METER ASSEMBLY BLK WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BRN WIRE CAN JUNCTION TERMINAL 1 CERTIFICATION ECU CLOCK ASSEMBLY DCM (TELEMATICS TRANSCEIVER) ENGINE ROOM R/B 1 ASSEMBLY FR PWR OUTLET RELAY GLOVE BOX LIGHT ASSEMBLY ID CODE BOX IGNITION COIL ASSEMBLY 7 IGNITION COIL ASSEMBLY 8 LUGGAGE DOOR OPENING CANCEL SWITCH ASSEMBLY MAP LIGHT ASSEMBLY MULTI-DISPLAY NETWORK GATEWAY ECU OCCUPANT DETECTION ECU OPTION CONNECTOR (GLASS BREAKAGE SENSOR ECU) POWER STEERING ECU ASSEMBLY RH ACC RELAY RIGHT COWL SIDE J/B RIGHT END OF DASH) RR PWR OUTLET RELAY ST RELAY STEREO COMPONENT EQUALIZER ASSEMBLY TIRE PRESSURE MONITOR INITIATOR DRIVER W/ NAVIGATION W/O NAVIGATION WHT/BLK WIRE WIRING HARNESS CONDENSER ASSEMBLY 1 YAW RATE SENSOR 2

A/C AMPLIFIER ASSEMBLY ABSORBER CONTROL ECU ACCESSORY METER ASSEMBLY BLK WIRE BRN WIRE CERTIFICATION ECU CLOCK ASSEMBLY DCM (TELEMATICS TRANSCEIVER) FR PWR OUTLET RELAY FRONT STEERING CONTROL ECU FUEL INJECTOR ASSEMBLY 1 (DIRECT INJECTION) SHIELD FUEL INJECTOR ASSEMBLY 2 (DIRECT INJECTION) SHIELD FUEL INJECTOR ASSEMBLY 3 (DIRECT INJECTION) SHIELD FUEL INJECTOR ASSEMBLY 4 (DIRECT INJECTION) SHIELD FUEL INJECTOR ASSEMBLY 5 (DIRECT INJECTION) SHIELD FUEL INJECTOR ASSEMBLY 6 (DIRECT INJECTION) SHIELD GLOVE BOX LIGHT (INTERIOR ILLUMINATION LIGHT SUB ASSEMBLY) ID CODE BOX ION GENERATOR 1 SUB-ASSEMBLY JUNCTION TERMINAL LUGGAGE DOOR OPENING CANCEL SWITCH ASSEMBLY MAP LIGHT ASSEMBLY NETWORK GATEWAY ECU OCCUPANT DETECTION ECU QUICK HEATER ASSEMBLY RH ACC RELAY RIGHT FRONT SEAT INNER BELT ASSEMBLY RR PWR OUTLET RELAY SHIELD SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY SWITCH WIRE 1 TIRE PRESSURE MONITOR INITIATOR DRIVER W/ NAVIGATION WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY ACC FUSE BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM CONTROL ENGINE ROOM R/B 1 ASSEMBLY GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ LEFT REAR SEAT BACK HEATER ASSEMBLY LEFT REAR SEAT HEATER ASSEMBLY LEFT SEAT HEATER LT GRN WIRE LUGGAGE ROOM J/B ASSEMBLY MPX-B FUSE PNK RLIN WIRE PNK WIRE REAR CONTROL SWITCH RED WIRE RELAY 1 ENERGIZED RH ACC RELAY RIGHT COWL SIDE J/B RIGHT REAR SEAT BACK HEATER ASSEMBLY RIGHT REAR SEAT HEATER ASSEMBLY RIGHT SEAT HEATER RR ECU-IG FUSE RR S/HTR FUSE SEAT HEATER SWITCH SHDE SHPE TFAL TFAR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C AMPLIFIER ASSEMBLY BLK WIRE COMPUTER DATA LINES SYSTEM DEF ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY GNDB HOT AT ALL TIMES INTEGRATION RELAY LEFT "C" PILLAR) LEFT COWL SIDE J/B LH-IG FUSE LT GRN WIRE NOISE FILTER (REAR WINDOW DEFOGGER) P/I-B 1 FUSE RADIO RECEIVER ASSEMBLY RDEF REAR WINDOW DEFOGGER (BACK WINDOW GLASS) REAR WINDOW DEFOGGER SWITCH RED WIRE RELAY ENERGIZED VIO WIRE WHT WIRE YEL WIRE

A/C AMPLIFIER ASSEMBLY A/T SHIFT POSITION INDICATOR (SHIFTING HOLE FRAME SUB-ASSEMBLY) BLK WIRE BLU WIRE BRN WIRE COMBINATION SWITCH ASSEMBLY COMPUTER DATA ECO ECOS GRN WIRE GRY WIRE INTERIOR LEFT PADDLE LIGHTS) LINES SYSTEM LT BLU WIRE LT GRN WIRE NORMAL PNK WIRE RED WIRE RIGHT PADDLE SFTD SFTU SHIFT SWITCH SNOW SPIRAL CABLE W/ SENSOR SUB-ASSEMBLY SPORT STEERING COLUMN) SWITCH WIRE 1 SYSTEM TRANSMISSION CONTROL SWITCH (TRANSMISSION FLOOR SHIFT ASSEMBLY) WHT WIRE WHT/BLK WIRE YEL WIRE

A/C AMPLIFIER ASSEMBLY AGND ANTENNA COIL BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CERTIFICATION ECU (RIGHT END OF DASH) CODE COMBINATION SWITCH ASSEMBLY COMPUTER DATA COMPUTER DATA LINES SYSTEM DRIVING SUPPORT ECU ASSEMBLY ECO ECOS EV MODE GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COWL SIDE J/B LINES SYSTEM LT BLU WIRE NORMAL PNK WIRE POWER SWITCH RED WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B RIGHT END OF DASH) SNOW SNWI SPCN SPORT SPSW STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) SWIL TXCT VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE