Lexus GS IV facelift (2015-2020) p/i-b 1 fuse 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

BACKUP BACKUP LAMPS CIRCUIT BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY CERTIFICATION ECU (RIGHT END OF DASH) COMPUTER DATA LINES SYSTEMS DRIVING SUPPORT ECU ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT REAR LIGHT ASSEMBLY LT BLU WIRE LT GRN WIRE MPX-B FUSE P/I-B 1 FUSE PNK WIRE RED WIRE RIGHT COWL SIDE J/B RIGHT LICENSE PLATE LIGHT ASSEMBLY RIGHT REAR LIGHT ASSEMBLY SHIFT LOCK CONTROL ECU (TRANSMISSION FLOOR SHIFT ASSEMBLY) STP+ T/P TAIL/STOP WHT WIRE WHT/BLK WIRE YEL WIRE

A/C AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DEC DECL DECR ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY FDEF FRONT WINDOW DEICER SWITCH FRONT WIPER DEICER (WINDSHIELD GLASS) GNDB GRN WIRE HOT AT ALL TIMES INTEGRATION RELAY LEFT COWL SIDE J/B LH-IG FUSE LT GRN WIRE P/I-B 1 FUSE RADIO RECEIVER ASSEMBLY RED WIRE RELAY ENERGIZED RH ECU-IG FUSE RIGHT COWL SIDE J/B WHT WIRE WHT/BLK WIRE YEL WIRE

30 28 TAIL A/T SHIFT POSITION INDICATOR (SHIFTING HOLE FRAME SUB-ASSEMBLY) AGND AUTO AUTO TAIL OFF DRL OFF HEAD AUTOMATIC LIGHT CONTROL SENSOR BLK WIRE CANADA USA CERTIFICATION ECU CLTB CLTE CLTS COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 ASSEMBLY ENGINE SWITCH GLOVE BOX LIGHT ASSEMBLY GRN WIRE GRY WIRE HEAD HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL REGISTER ASSEMBLY 2 LEFT COWL SIDE J/B LH J/B-B FUSE LH-IG FUSE LIGHT CONTROL SWITCH LT GRN WIRE MAIN BODY ECU (LEFT END OF DASH) MPX-B FUSE OFF DRL OFF ORG/ WIRE P/I-B 1 FUSE PANEL) PNK WIRE REAR SUNSHADE SWITCH ASSEMBLY RED WIRE REMOTE OPERATION SWITCH RIGHT END OF DASH) SWIL VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

3 4 ILL+ ALT ANTI-LOCK BRAKES SYSTEM BLK WIRE BLU WIRE DECL DECR DEF DEFOGGER SYSTEM DRL DRLL DRLR ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY FFG FFGL FFGR GNDA (-) GNDB GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HLHL HLHR HLHS HOT AT ALL TIMES ILL (-) B+ IND 14 15 INTEGRATION CONTROL, PANEL ASSEMBLY INTEGRATION RELAY LEFT COWL SIDE J/B LH ECU-IG FUSE LH-IG FUSE LT GRN WIRE MAIN BODY ECU NAVIGATION SYSTEM P/I DC/DC FUSE P/I-B 1 FUSE PANL PNK WIRE PNL PNLS POWER WINDOWS SYSTEM RDEF RED WIRE RELAY 1 ENERGIZED RSSH SEATS SYSTEM SHAD STOP TAIL TLP VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ABS 1 FUSE ABS 2 FUSE AIR CONDITIONING SYSTEM AIR CONDITIONING, COOLING FANS SYSTEMS ALT ALT FUSE ANTI-LOCK BRAKES SYSTEM BATTERY BLK WIRE BLK/BLU WIRE BLU WIRE COMPUTER DATA LINES, ANTI-THEFT SYSTEMS D/C CUT FUSE DOME FUSE ECU-B FUSE ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM R/B 2 ASSEMBLY EPB FUSE EPS FUSE EPS-B FUSE ETCS FUSE F/PMP FUSE FAN 3 FUSE FAN-2 FUSE FILTER FUSE GRN WIRE GRY WIRE H-LP CLN FUSE H-LP LH FUSE H-LP RH FUSE HEADLIGHTS SYSTEM HORN FUSE HORNS SYSTEM HTR FUSE INTEGRATION RELAY ENGINE ROOM J/B 2 ASSEMBLY LH J/B ALT FUSE LH J/B-B FUSE LT GRN WIRE LUG J/B ALT FUSE LUG J/B-B FUSE MAIN BODY ECU MEMORY SYSTEMS MPX-B FUSE P/I ALT FUSE P/I-B 1 FUSE P/I-B 2 FUSE PNK PNK WIRE PNK WIRE POWER WINDOWS, DOOR LOCKS, ANTI-THEFT, MEMORY SYSTEMS R/B-B FUSE RED WIRE RH J/B ALT FUSE RH J/B-B FUSE RIGHT END OF DASH) SEATS, MEMORY SYSTEMS SHIFT INTERLOCK SYSTEM SOUND SYSTEMS ST FUSE STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM TO CERTIFICATION ECU (DIAGRAM 3 OF 4) TO ENGINE ROOM J/B 2 ASSEMBLY (DIAGRAM 2 OF 4) TO LEFT COWL SIDE J/B (DIAGRAM 4 OF 4) TO LUGGAGE ROOM J/B ASSEMBLY (DIAGRAM 2 OF 4) TO RIGHT COWL SIDE J/B (DIAGRAM 2 OF 4) TO RIGHT COWL SIDE J/B (DIAGRAM 3 OF 4) TRANSMISSIONS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM TVD AM FUSE TVD FUSE VVT FUSE WHT WIRE WHT/BLK WIRE WIPER/ WASHER SYSTEM WIRING HARNESS CONDENSER ASSEMBLY 1

A/C AMPLIFIER ASSEMBLY BLK WIRE COMPUTER DATA LINES SYSTEM DEF ENGINE ROOM J/B 1 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 MULTI-MEDIA MODULE RECEIVER ASSEMBLY NOISE FILTER (REAR WINDOW DEFOGGER) P/I-B 1 FUSE RDEF REAR WINDOW DEFOGGER (BACK WINDOW GLASS) REAR WINDOW DEFOGGER SWITCH RED WIRE RELAY 1 ENERGIZED VIO WIRE WHT 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

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

ACCD AGND BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU (RIGHT END OF DASH) COMPUTER DATA LINES ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM J/B 2 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY ENGINE SWITCH GNDA (-) GNDB GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT COWL SIDE J/B LT BLU WIRE LT GRN WIRE P/I-B 1 FUSE P/I-B 2 FUSE PNK WIRE RED WIRE RELAY ENERGIZED RELAY INTEGRATION RIGHT COWL SIDE J/B SKSW STOP FUSE STOP LIGHT SWITCH ASSEMBLY (TOP OF BRAKE PEDAL ASSEMBLY) SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE