Lexus GS IV facelift (2015-2020) engine room j/b 2 assembly Wiring diagrams

+BO ALT BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY) BRN WIRE CAN I/F CCS- COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM J/B 2 ASSEMBLY FRONT STEERING CONTROL ECU GNDB GRN WIRE GRY WIRE HOT AT ALL TIMES INTEGRATION RELAY LED DRIVER LEFT COWL SIDE J/B LT GRN WIRE P/I ALT FUSE PNK +B WIRE PNK W/ VGRS WIRE PNK WIRE RED WIRE SPEAKER STEERING SENSOR STOP STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) TELLTALES VIO WIRE W/O VGRS W/O VGRS W/ VGRS WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YAW RATE SENSOR YEL WIRE

A/C AMPLIFIER ASSEMBLY (BEHIND RIGHT CENTER OF DASH) A/C FUSE A/C PRESSURE SENSOR (LIQUID TUBE 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 LEFT COWL SIDE J/B LH-IG FUSE LOUT LT BLU WIRE LT GRN WIRE LUGGAGE ROOM J/B 1 ASSEMBLY MAIN BODY ECU MGC NAIN NANO PNK WIRE PRE RDEF REAR A/C SWITCH REAR CONTROL SWITCH 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 RR ECU-IG FUSE SEATS SYSTEM SG-1 SG-3 SHD SHDE SHP+ SHPE SMOG VENTILATION SENSOR SOL + SOLAR SENSOR TAM TFAL TFAR TSD TSL TSP TSR VIO WIRE W/ ION GENERATOR 1 SUB-ASSEMBLY WHT WIRE WHT/BLK WIRE YEL WIRE

2.0L TURBO 3.5L A/C AMPLIFIER ASSEMBLY A/C COMP RELAY A/C EVAPORATOR A/C HARNESS ASSEMBLY ACCESSORY METER ASSEMBLY B+ BUS BLK WIRE BLU WIRE BUS - BUS G COLOR (BLACK) COLOR (BROWN) COLOR (GREEN) COLOR (RED) WIRE COMPUTER DATA LINES SYSTEM CONNECTOR HOUSING CONNECTOR HOUSING COLOR (BLACK) CONNECTOR HOUSING COLOR (BLUE) CONNECTOR HOUSING COLOR (GRAY) CONNECTOR HOUSING COLOR (NATURAL) CONNECTOR HOUSING COLOR (SKY BLUE) COOLER COMPRESSOR ASSEMBLY 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 J/B 2 ASSEMBLY FRONT A/C SWITCH GRN WIRE GRY WIRE LT GRN WIRE MG+ MULTI-MEDIA MODULE RECEIVER ASSEMBLY PNK WIRE QUICK HEATER ASSEMBLY SENSOR SGA SOL + SSR+ TEA TEMPERATURE W/ NAVIGATION W/O NAVIGATION WHT WIRE WHT/BLK WIRE YEL WIRE

+BM ACC FUSE ACCD ACCELERATOR PEDAL SENSOR ASSEMBLY BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU COMPUTER DATA LINES SYSTEM DIODE (A/T SHIFT) EFI MAIN FUSE EFI MAIN RELAY ENGINE CONTROLS SYSTEM ENGINE ROOM J/B 2 ASSEMBLY GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ LEFT COWL SIDE J/B LT BLU WIRE PNK WIRE RED WIRE RELAY 2 ENERGIZED RELAY ENERGIZED RH ACC RELAY RH ECU-IG 2 FUSE RIGHT COWL SIDE J/B RIGHT END OF DASH) STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) THROTTLE BODY W/ MOTOR ASSEMBLY (TOP FRONT OF ENGINE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+BM ACCELERATOR PEDAL SENSOR ASSEMBLY BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM EFI MAIN FUSE EFI MAIN RELAY ENGINE CONTROLS SYSTEM ENGINE ROOM J/B 2 ASSEMBLY GNDA (-) GRN WIRE GRY WIRE HOT AT ALL TIMES INTEGRATION RELAY LT BLU WIRE LT GRN WIRE PNK WIRE RED WIRE THROTTLE BODY W/ MOTOR ASSEMBLY (TOP FRONT OF ENGINE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2.0L TURBO 4WD 2WD 3.5L 2.0L TURBO A/C COMP RELAY A/F RELAY BLK WIRE BLOWER MOTOR SUB ASSEMBLY W/ FAN BRAKE ACTUATOR ASSEMBLY BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR ASSEMBLY) BRAKE PEDAL LOAD SENSING SWITCH BRN WIRE COOLER COMPRESSOR ASSEMBLY ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY ENGINE ROOM R/B 3 FAN RELAY 1 FAN RELAY 2 FRONT STEERING CONTROL ECU FRONT WIPER DEICER (WINDSHIELD GLASS) HEADLIGHT CLEANER MOTOR, PUMP ASSEMBLY INTEGRATION RELAY KICK DOWN SWITCH ASSEMBLY LEFT FRONT ABSORBER CONTROL ACTUATOR LEVEL WARNING SWITCH ASSEMBLY POWER STEERING ECU ASSEMBLY RIGHT END OF DASH) RIGHT FRONT ABSORBER CONTROL ACTUATOR ST RELAY STOP LIGHT SWITCH ASSEMBLY VACUUM WARNING SWITCH ASSEMBLY WHT/BLK WIRE WINDSHIELD WIPER MOTOR ASSEMBLY WIRELESS DOOR LOCK BUZZER WIRING HARNESS CONDENSER ASSEMBLY 1

AUTO BLK WIRE BLU WIRE CANADA USA COMPUTER DATA LINES SYSTEM ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY FRWA GRN WIRE H-LP CLN FUSE HEAD HEADLIGHT CLEANER CONTROL RELAY HEADLIGHT CLEANER MOTOR, PUMP ASSEMBLY HEADLIGHT DIMMER SWITCH ASSEMBLY HLC HOT AT ALL TIMES HOT W/ LEFT COWL SIDE J/B LEFT HEADLIGHT LIGHT CONTROL ECU SUB-ASSEMBLY LH J/B-B FUSE LH-IG FUSE LIGHT CONTROL SWITCH LINL LT GRN WIRE MAIN BODY ECU MPX-B FUSE OFF DRL OFF ORG/ WIRE PNK WIRE RED WIRE RELAY 1 ENERGIZED RIGHT COWL SIDE J/B RIGHT HEADLIGHT LIGHT CONTROL ECU SUB-ASSEMBLY TAIL WASH FUSE WASH-S FUSE WASHER SWITCH WHT WIRE WHT/BLK WIRE WINDSHIELD WASHER MOTOR, PUMP ASSEMBLY WINDSHIELD WIPER SWITCH ASSEMBLY

ALT BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DIODE (A/T SHIFT) ECM (ENGINE CONTROL MODULE) ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY FRONT CONTROL SWITCH GNDA (-) GNDB GRN WIRE GRY WIRE HOT AT ALL TIMES INTEGRATION RELAY KA (LEFT KICK PANEL) LEFT COWL SIDE J/B LH J/B-B FUSE LH-IG FUSE MAIN BODY ECU MPX-B FUSE P/I ALT FUSE PARK/ NEUTRAL POSITION SWITCH ASSEMBLY PNK WIRE REAR CONTROL SWITCH REAR SUNSHADE RELAY (REAR WINDOW SHADE ASSEMBLY) REAR SUNSHADE SWITCH REAR SUNSHADE SWITCH ASSEMBLY RED WIRE RELAY 1 ENERGIZED RELAY 2 ENERGIZED REV RIGHT COWL SIDE J/B RSSH RSW SHAD WHT WIRE WHT/BLK WIRE YEL WIRE

3.5L 2.0L TURBO A/T SHIFT POSITION INDICATOR (SHIFTING HOLE FRAME SUB-ASSEMBLY) ACCELERATOR PEDAL SENSOR ASSEMBLY BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM EFI MAIN FUSE EFI MAIN RELAY 1 ENGINE ROOM J/B 2 ASSEMBLY ETHO GRN WIRE GRY WIRE HOT AT ALL TIMES LT BLU WIRE NTB NTO PNK WIRE PWMS RED WIRE SFTD SFTU SLT- SLU+ SNWI SPCN VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2.0L TURBO 3.5L BLK WIRE BLU WIRE BRN WIRE ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY GNDA (-) GNDB GRN WIRE GRY WIRE HOT AT ALL TIMES INTEGRATION RELAY LEFT COWL SIDE J/B LT BLU WIRE P/I-B 1 FUSE PNK WIRE RED WIRE RELAY ENERGIZED RIGHT COWL SIDE J/B STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) THROTTLE BODY ASSEMBLY W/ MOTOR (TOP RIGHT REAR OF ENGINE) THROTTLE BODY W/ MOTOR ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE