Lexus GS IV facelift (2015-2020) blk Wiring diagrams

A/C AMPLIFIER ASSEMBLY (RIGHT CENTER OF DASH) A/C FUSE A/C PRESSURE SENSOR (LIQUID PIPE SUB-ASSEMBLY) AMBIENT TEMPERATURE SENSOR (THERMISTOR ASSEMBLY) AUTOMATIC LIGHT CONTROL SENSOR BLK WIRE BLU WIRE BLW BRN WIRE CLTB CLTE COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM DEFOGGER SYSTEM DGS ECO SWITCH ECOS ENGINE ROOM J/B 2 ASSEMBLY FDEF FRONT SEAT HEATER SWITCH GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ LEFT COWL SIDE J/B LH-IG FUSE LOUT LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT END OF DASH) ORG/ WIRE PNK WIRE PRE RDEF RED WIRE REFRESHING SEAT SWITCH RELAY 1 ENERGIZED RH ECU-IG FUSE RH-IG FUSE RIGHT COWL SIDE J/B RLIN ROOM TEMPERATURE SENSOR (COOLER THERMISTOR) ROUT SEATS SYSTEM SG-1 SHD SHDE SHP+ SHPE SMOG VENTILATION SENSOR SOL + SOLAR SENSOR TAM TFAL TFAR TSD TSL TSP TSR 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

ACC FUSE AIR AMPLIFIER ANTENNA ASSEMBLY ANTENNA CORD SUB-ASSEMBLY 2 ARON BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS EAU GRN WIRE GRY WIRE GVIF HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEFT COWL SIDE J/B LEFT STEERING PAD SWITCH LH-IG FUSE LT BLU WIRE LT GRN WIRE MACC MIN MODE MULTI MEDIA FUSE MULTI-MEDIA MODULE RECEIVER ASSEMBLY NAVIGATION ANTENNA ASSEMBLY NCA WIRE OFF HOOK ON HOOK PNK WIRE RED WIRE RELAY 1 ENERGIZED RH ACC RELAY RH ECU-IG FUSE RIGHT COWL SIDE J/B RIGHT END OF DASH) ROOF ANTENNA ASSEMBLY SEEK SEUC SGND SHIELD SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY SUPPLEMENTAL RESTRAINTS SYSTEM SWG USA VIO WIRE VMTF VOICE RETURN VOLUME- W/ SAFETY CONNECT W/O SAFETY CONNECT W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE

ACC FUSE AIR AMPLIFIER ANTENNA ASSEMBLY ANTENNA CORD SUB-ASSEMBLY 2 ARON BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS EAU GRN WIRE GRY WIRE GVIF HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEFT COWL SIDE J/B LEFT STEERING PAD SWITCH LH-IG FUSE LT BLU WIRE LT GRN WIRE MACC MIN MODE MULTI MEDIA FUSE MULTI-MEDIA MODULE RECEIVER ASSEMBLY NAVIGATION ANTENNA ASSEMBLY NCA WIRE OFF HOOK ON HOOK PNK WIRE RED WIRE RELAY 1 ENERGIZED RH ACC RELAY RH ECU-IG FUSE RIGHT COWL SIDE J/B RIGHT END OF DASH) ROOF ANTENNA ASSEMBLY SEEK SEUC SGND SHIELD SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY SUPPLEMENTAL RESTRAINTS SYSTEM SWG USA VIO WIRE VMTF VOICE RETURN VOLUME- W/ SAFETY CONNECT W/O SAFETY CONNECT W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE

-TW 17 SPEAKER AIR CONDITIONING SYSTEM BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 ASSEMBLY GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT REAR HEADER SPEAKER ASSEMBLY LEFT REAR SPEAKER ASSEMBLY LEFT REAR SPEAKER ASSEMBLY 2 LT GRN WIRE LUGGAGE ROOM J/B 1 ASSEMBLY MPX-B FUSE PNK WIRE POWER WINDOWS SYSTEM REAR CONTROL SWITCH RED WIRE RELAY 1 ENERGIZED RLIN RR ECU-IG FUSE SEAT HEATER SWITCH, REAR SIDE A/C SWITCH, REAR SUNSHADE SWITCH SHIELD VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

-TW 17 SPEAKER BLK WIRE BLU WIRE CTR + FRONT SPEAKER ASSEMBLY 3 GRN WIRE HOT AT ALL TIMES INSTRUMENT CLUSTER SYSTEM LEFT FRONT SPEAKER ASSEMBLY 1 LEFT FRONT SPEAKER ASSEMBLY 2 LT BLU WIRE LT GRN WIRE MI+ MO- PNK WIRE RAD 1 FUSE RAD 2 FUSE REAR SPEAKER ASSEMBLY 3 RED WIRE RIGHT COWL SIDE J/B RIGHT END OF DASH) RIGHT FRONT SPEAKER ASSEMBLY 1 RIGHT FRONT SPEAKER ASSEMBLY 2 RIGHT REAR HEADER SPEAKER ASSEMBLY RIGHT REAR SPEAKER ASSEMBLY RIGHT REAR SPEAKER ASSEMBLY 2 SHIELD SL- SLDI SLDO SR- STEREO COMPONENT AMPLIFIER ASSEMBLY TMUT VIO WIRE W/ SAFETY CONNECT W/O SAFETY CONNECT WFL- WFR- WHT WIRE WHT/BLK WIRE WUI YEL WIRE

ACCI BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 ASSEMBLY ETHO GCS GCSG GMT GMTG GRF GRFG GRN WIRE GRY WIRE GSN GSNG HOT AT ALL TIMES HYBRID VEHICLE GENERATOR HYBRID VEHICLE MOTOR HYBRID VEHICLE TRANSMISSION ASSEMBLY IGCT 1 FUSE IGCT 4 FUSE IGCT 5 FUSE IGCT RELAY INDD INDM INDN INDP INDR INV W/P RELAY LT BLU WIRE LT GRN WIRE MCS MCSG MMT MMTG MRF MRFG MSN MSNG ORG/ WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (RIGHT END OF DASH) PSFT RED WIRE SFTD SFTU SHIELD THO VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ACC FUSE BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE CRFG ENGINE CONTROLS SYSTEM GCS GCSG GRF GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE GSN GSNG HOT AT ALL TIMES HYBRID VEHICLE TRANSMISSION (TRANSMISSION WIRE) INVERTER W/ CONVERTER ASSEMBLY LT BLU WIRE LT GRN WIRE MCS MCSG MRF MRFG MSN MSNG ORG/ WIRE PNK WIRE PWR RED WIRE RH ACC RELAY RIGHT COWL SIDE J/B RIGHT END OF DASH) SFTD SFTU SHIELD SHIFT POSITION INDICATOR THO TRANSMISSION CONTROL SWITCH (TRANSMISSION FLOOR SHIFT ASSEMBLY) TRANSMISSION REVOLUTION SENSOR VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ANTI-LOCK BRAKES SYSTEM BLK WIRE BLU WIRE CAN I/F COMBINATION METER ASSEMBLY COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER ENGINE ROOM R/B 1 ASSEMBLY GAUGE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ LED DRIVER LEFT COWL SIDE J/B LEFT PADDLE SHIFT SWITCH LT BLU WIRE MPX-B FUSE NORMAL PNK WIRE POWER MANAGEMENT CONTROL ECU RED WIRE RIGHT COWL SIDE J/B RIGHT END OF DASH) RIGHT PADDLE SHIFT SWITCH SNOW SNWI SPCN SPDI SPEAKER SPIRAL CABLE SUB-ASSEMBLY SPORT SPSW STOP FUSE SWITCH WIRE 1 TELLTALES VIO WIRE W/O DYNAMIC RADAR CRUISE CONTROL W/ DYNAMIC RADAR CRUISE CONTROL WHT WIRE WHT/BLK WIRE YEL WIRE