Lexus GS IV (2011-2015) navigation system Wiring diagrams

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 RCYL LSWR 10-WAY SEAT POSITION MEMORY 18-WAY SEAT POSITION MEMORY 28 29 30 31 32 HORN 6 5 CANN CANP 6 5 CANP CANN 7 8 CANN CANP 9 8 7 8 CANN CANP BECU ALTB IG BLK WIRE BLU WIRE DOMR LCTY LCYL PANL FLLK DOOR LOCKS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) FFGO TRLY HRLY FRCY LSWL TR+ ACTG ACT- ACT+ ACTD GRN WIRE GRY WIRE HCTY BZR DIM ACAN GSW DRL HOT AT ALL TIMES ILE FLCY 2 3 4 5 6 7 8 9 10 INTEGRATION CONTROL, PANEL CIRCUIT TRUNK, TAILGATE, FUEL DOORS SYSTEM INTERIOR LIGHTS SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT MULTIPLEX NETWORK DOOR ECU (IN LEFT FRONT DOOR) LH J/B-B FUSE LH-IG FUSE LT BLU WIRE LT GRN WIRE LUGGAGE CLOSER MOTOR MAIN BODY ECU (LEFT END OF DASH) MPX-B FUSE MULTIPLEX TILT, TELESCOPIC ECU (ON STEERING COLUMN) NAVIGATION SYSTEM PNK PNK WIRE PNK WIRE POWER WINDOWS, MEMORY SYSTEMS RED WIRE RELAY ENERGIZED SSCL TCYL TMSW TRUNK, TAILGATE, FUEL DOORS SYSTEM 66 67 TRUNK, TAILGATE, FUEL DOORS SYSTEMS TSW CANP CANN VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

13 26 CANH CANL 20 21 22 23 24 25 26 27 28 FSPT RLEN 7 8 CANN CANP 9 8 CANN CANP BLK WIRE BLU WIRE CANL CANH REV RDA DOOR LOCKS, ANTI-THEFT SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEMS DOOR LOCKS, ANTI-THEFT SYSTEMS ECM (ENGINE CONTROL MODULE) (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HEAD TAIL HEADLIGHTS SYSTEM HEADLIGHTS SYSTEM DOOR LOCKS, ANTI-THEFT, INTERIOR LIGHTS SYSTEMS HEADLIGHTS, EXTERIOR LIGHTS SYSTEMS INTEGRATION CONTROL, PANEL CIRCUIT JUNCTION KOFF SFTP PRG HU RCTY LSFL HF LLEW LSFR LGCY CLTB CLTS CLTE TKUL PNK WIRE LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT END OF DASH) MULTI-MEDIA MODULE RECEIVER ASSEMBLY NAVIGATION SYSTEM PARKING BRAKE ECU (LEFT SIDE OF LUGGAGE COMPT) PNK WIRE POWER WINDOWS SYSTEM WARNING, DOOR LOCKS, ANTI-THEFT SYSTEMS RED WIRE RIGHT END OF DASH) RIGHT FRONT MULTIPLEX NETWORK DOOR ECU (IN RIGHT FRONT DOOR) RIGHT POSITION CONTROL ECU (UNDER FRONT PASSENGER'S SEAT) WARNING, DOOR LOCKS, ANTI-THEFT SYSTEMS WHT WIRE WHT/BLK WIRE YEL WIRE

A/C LH J/B HTR COMP ALT ABS 1 FUSE ALT ALT FUSE ANTI-LOCK BRAKES SYSTEM ANTI-THEFT, ELECTRONIC POWER STEERING SYSTEMS ARS FUSE VGRS FUSE ASSEMBLY 1 (RIGHT REAR OF ENGINE COMPT) BATTERY BLK WIRE BLK/BLU WIRE BLU WIRE DCM FUSE DOME FUSE ECU-B FUSE ELECTRONIC POWER STEERING SYSTEM ELECTRONIC SHIFT POWER INTERLOCK STEERING SYSTEM SYSTEM ENGINE ROOM J/B 1 (RIGHT REAR OF ENGINE COMPT) ENGINE ROOM R/B ENGINE ROOM R/B 2 (LEFT SIDE OF ENGINE COMPT) EPB EPS FUSE FUSE FILTER FUSE FUSE GRN WIRE GRY WIRE H-LP CLN FUSE H-LP LO FUSE HEADLIGHTS SYSTEM HORN FUSE HORN SYSTEM INTEGRATION RELAY ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) LH ALT-S ABS 2 ETCS ST J/B-B FUSE FUSE FUSE FUSE FUSE LT BLU WIRE LUG J/B ALT LUG J/B-B MAIN BODY ECU MEMORY SYSTEMS MPX-B D/C CUT FUSE FUSE NAVIGATION SYSTEM NAVIGATION, SOUND SYSTEMS ODS FUSE EPS-B FUSE P/I ALT FUSE P/I-B 2 FUSE PNK PNK PNK PNK WIRE PNK PNK WIRE PNK WIRE POWER WINDOWS, DOOR LOCKS, ANTI-THEFT, MEMORY SYSTEMS PNK WIRE POWER WINDOWS, DOOR LOCKS, ANTI-THEFT, SEATS, MEMORY SYSTEMS MEMORY SYSTEMS PTC 1 PTC 2 FAN 1 FUSE FUSE FUSE FUSE FUSE FUSE R/B-B FUSE RED WIRE RH J/B ALT FUSE RH J/B-B FUSE P/I-B 1 FUSE STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TO CERTIFICATION ECU (DIAGRAM 3 OF 4) TO ENGINE ROOM J/B 2 (DIAGRAM 2 OF 4) TO LUGGAGE ROOM J/B (DIAGRAM 2 OF 4) TO LUGGAGE ROOM J/B 1 (DIAGRAM 2 OF 4) TO RIGHT COWL SIDE J/B (DIAGRAM 2 OF 4) TO RIGHT COWL SIDE J/B (DIAGRAM 3 OF 4) TRUNK, TAILGATE, FUEL DOORS SYSTEM TV FUSE VIO WIRE WHT WIRE WHT/BLK WIRE WIPER/ WASHER SYSTEM WIRING HARNESS CONDENSER YEL WIRE

A/F INJ RELAY RELAY AIR BAG FUSE BACKUP FUSE BACKUP RELAY BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM CRUISE NAVIGATION CONTROL SYSTEM SYSTEM DOOR LOCKS, POWER WINDOWS, ANTI-THEFT, MEMORY SYSTEMS ECU-B 3 FUSE EFI MAIN 2 RELAY EFI MAIN FUSE EFI- MAIN 1 RELAY ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM ENGINE ROOM R/B 2 GAUGE (LEFT SIDE FUSE FUSE OF ENGINE COMPT) EPS-IG FUSE F/R DOOR FUSE FROM ENGINE ROOM J/B 1 (DIAGRAM 1 OF 4) FROM ENGINE ROOM R/B (DIAGRAM 1 OF 4) FROM LEFT COWL SIDE J/B (DIAGRAM 4 OF 4) FUSE FUSE ENGINE CONTROLS SYSTEM GRN WIRE GRY WIRE INJ IGN FUSE FUSE INSTRUMENT CLUSTER SYSTEM LEFT "C" PILLAR) LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LT GRN WIRE MULTIMEDIA FUSE FUSE NAVIGATION SYSTEM NAVIGATION, SOUND SYSTEMS PASSIVE RESTRAINTS, AIR CONDITIONING SYSTEMS PNK WIRE POWER WINDOWS SYSTEM PTL FUSE PSB FUSE R/R DOOR FUSE RAD 1 RAD 2 FUSE FUSE RED WIRE RELAY RR ECU-IG FUSE RR FR S/HTR S/HTR FUSE FUSE RR IGI RR J/B-B FUSE SECURITY HORN RELAY SHIFT INTERLOCK SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TO CERTIFICATION ECU (DIAGRAM 3 OF 4) TO RIGHT COWL SIDE J/B (DIAGRAM FROM ENGINE 3 OF 4) ROOM R/B (DIAGRAM 1 OF 4) TRK OPN FUSE SECURITY FUSE TRUNK, SEATS TAILGATE, SYSTEM FUEL DOORS SYSTEM TRUNK, TAILGATE, FUEL DOORS, DOOR LOCKS, ANTI-THEFT SYSTEMS VIO WIRE WARNING, DOOR LOCKS, ANTI-THEFT SYSTEMS WHT WIRE YEL WIRE

11 10 PNK CUTB WIRE 4 24 ACCD AGND AIR CONDITIONING SYSTEM AVS FUSE BLK WIRE BLU WIRE CERTIFICATION ECU (RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM DOOR LOCKS, ANTI-THEFT, WARNING SYSTEMS ELECTRONIC POWER STEERING SYSTEM ELECTRONIC SUSPENSION SYSTEM ENGINE CONTROLS, TRANSMISSIONS SYSTEMS ENGINE SWITCH FR P/OUTLET FUSE FR PWR OUTLET RELAY FR+ FR- FROM FROM ENGINE ROOM J/B 1 (DIAGRAM 1 OF 4) FROM ENGINE ROOM J/B 2 (DIAGRAM 2 OF 4) FROM LEFT COWL SIDE J/B (DIAGRAM 2 OF 4) FROM RIGHT COWL SIDE J/B (DIAGRAM 1 OF 4) FROM RIGHT COWL SIDE J/B (DIAGRAM 2 OF 4) +B FUSE FUSE FUSE GRN WIRE GRY WIRE INSTRUMENT CLUSTER, NAVIGATION, SOUND SYSTEMS LT GRN WIRE MAIN BODY ECU LEFT COWL SIDE J/B (BEHIND (LEFT SIDE LEFT END OF DASH) OF DASH) MEMORY SEATS SYSTEMS SYSTEM MEMORY SYSTEMS NAVIGATION SYSTEM NAVIGATION, SOUND SYSTEMS AIR CONDITIONING ANTI-LOCK SYSTEM BRAKES SYSTEM OBD FUSE PASSIVE RESTRAINTS SYSTEM PNK WIRE POWER OUTLET SOCKET ASSEMBLY POWER WINDOWS, DOOR LOCKS, ANTI-THEFT, MEMORY SYSTEMS REAR POWER OUTLET SOCKET ASSEMBLY 2 RELAY RH-IG WASH FUSE FUSE RIGHT END OF DASH) RR P/OUTLET FUSE RR PWR OUTLET RELAY SEATS SYSTEM SEATS, MEMORY SYSTEMS SEATS, NAVIGATION, SOUND SYSTEMS SHIFT INSTRU- INTERL- MENT OCK, CLUSTER TRANSMI- SYSTEM SSIONS SYSTEM SHIFT INTERLOCK SYSTEM STRG HTR FUSE SUPPLEM- ENTAL RESTRAINTS TO LEFT COWL SIDE J/B (DIAGRAM 4 OF 4) TO WASH FUSE (DIAGRAM 3 OF 4) RH ECU-IG FUSE VIO WIRE WARNING SYSTEMS WHT WIRE WHT/BLK WIRE WIPER/ TRANSMISSIONS COMPUTER WASHER SYSTEM DATA LINES SYSTEM SYSTEM YEL WIRE

ANTI-LOCK BRAKES SYSTEM ANTI-LOCK BRAKES, SUPPLEMENTAL TRANSMISSIONS RESTRAINTS SYSTEM SYSTEMS BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ELECTRONIC SUSPENSION SYSTEM FR (-) FR P/OUTLET FR PWR OUTLET RELAY FROM ENGINE ROOM J/B 1 (DIAGRAM 1 OF 7) FROM POWER MANAGEMENT CONTROL ASSEMBLY (DIAGRAM 2 OF 7) FUSE GRN WIRE GRY WIRE INSTRUMENT CLUSTER SYSTEM LT GRN WIRE MEMORY SYSTEMS NAVIGATION SYSTEM OBD FUSE PNK WIRE POWER OUTLET SOCKET ASSEMBLY REAR POWER OUTLET SOCKET ASSEMBLY 2 RELAY RH ECU-IG RR P/OUTLET FUSE RR PWR OUTLET RELAY SEATS, MEMORY SYSTEMS SOUND, NAVIGATION SYSTEMS SOUND, NAVIGATION, SEATS SYSTEMS STRG HTR AVS FUSE FUSE TO LEFT COWL SIDE J/B (DIAGRAM 4 OF 7) TO RH-IG FUSE (DIAGRAM 5 OF 7) WASH FUSE WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM YEL WIRE

A/C TI, TE P/W-B FUSE FUSE FUSE MAIN BODY ECU ACTG AIR CONDITIONING MEMORY SYSTEM SYSTEMS AIR CONDITIONING SYSTEM ANTI-LOCK ANTI-LOCK BRAKES BRAKES CONTROL CONTROL BLK WIRE BLU WIRE CRUISE COOLING CONTROL FANS SYSTEM SYSTEM D DOOR UNLOCK RELAY D/L 1 FUSE D/L 2 FUSE ENGINE ROOM J/B 2 (LEFT SIDE OF ENGINE COMPT) F/L DOOR FUSE FL (-) FL S/HTR WIPER FUSE FUSE FROM ENGINE ROOM R/B (DIAGRAM 1 OF 4) FROM RIGHT COWL SIDE J/B (DIAGRAM 3 OF 4) FUEL OPN RELAY FUSE GRN WIRE HEADLIGHTS SYSTEM INSTRUMENT CLUSTER SYSTEM INTEGRATION RELAY J/C LH ECU-IG FUSE LH J/B-B FUSE LH-IG FUSE LT BLU WIRE LT GRN WIRE MAIN BODY ECU MEMORY SYSTEMS MEMORY, POWER WINDOWS, DOOR LOCKS, ANTI-THEFT SYSTEMS NAVIGATION SYSTEM NAVIGATION, SOUND SYSTEMS NV-IR FUSE PASSIVE RESTRAINTS SYSTEM POWER CHARGE RELAY POWER EXTERIOR WINDOWS LIGHTS SYSTEM SYSTEM POWER TOPS SYSTEM POWER WINDOWS, DOOR LOCKS, ANTI-THEFT, MEMORY SYSTEMS RED WIRE RELAY RL HAZ DOOR FUSE FUSE S/ROOF FUSE SEATS SYSTEM SEATS, NAVIGATION, BODY COMPUTER SYSTEMS SHIFT INTERLOCK SYSTEM STARTING/ CHARGING SYSTEM STOP FUSE STRG LOCK FUSE TO LUGGAGE ROOM J/B 1 (DIAGRAM 2 OF 4) WHT WIRE WIPER-IG FUSE WIPER/WASHER SYSTEM WIPER/WASHER, MIRRORS, INTERIOR LIGHTS, NAVIGATION SYSTEMS YEL WIRE

AIR CONDITIONING SYSTEM BODY COMPUTER, WIPER/WASHER, AIR CONDITIONING SYSTEMS COMPUTER DATA LINES SYSTEMS DOOR LOCKS, WARNING, ANTI-THEFT, MEMORY SYSTEMS FROM FROM WIPER-IG FUSE (DIAGRAM 4 OF 7) HEADLIGHTS SYSTEM INSTRUMENT CLUSTER SYSTEM LH-IG FUSE LT GRN WIRE MAIN BODY ECU MEMORY SYSTEMS MEMORY, POWER WINDOWS, DOOR LOCKS, ANTI-THEFT SYSTEMS NAVIGATION SYSTEM NAVIGATION, SOUND SYSTEMS PASSIVE RESTRAINTS SYSTEM POWER TOPS, MIRRORS, INTERIOR LIGHTS, WIPER/WASHER SYSTEMS POWER WINDOWS, DOOR LOCKS, ANTI-THEFT, MEMORY SYSTEMS RED WIRE RELAY (DIAGRAM 3 OF 7) RH-IG FUSE SEATS SYSTEM SHIFT INTERLOCK SYSTEM WARNING SYSTEMS WIPER/ WASHER SYSTEM

1 2 3 4 5 6 7 8 IG 6 OF 7) AC INV (HV) FUSE AC INV (HV) RELAY AIR CONDITIONING, SEATS, SOUND, NAVIGATION SYSTEMS BACK UP RELAY BACK-UP FUSE BATT FAN (HV) FUSE BATT FAN (HV) RELAY BLK WIRE BLU WIRE CRUISE CONTROL SHIFT SYSTEM INTERLOCK SYSTEM DC/DC-S (HV) FUSE ECU-B 3 FUSE ELECTRONIC POWER STEERING SYSTEM ENGINE CONTROLS SYSTEM EPS-IG FUSE FR S/HTR FUSE FROM ENGINE ROOM R/B (DIAGRAM 2 OF 7) FROM FUSIBLE LINK BLOCK (DIAGRAM 1 OF 7) FROM LEFT COWL SIDE J/B (DIAGRAM 4 OF 7) FROM PTL FUSE (DIAGRAM GRN WIRE GRY WIRE J/C LEFT "C" PILLAR) LT GRN WIRE NAVIGATION SYSTEM PASSIVE RESTRAINTS SYSTEM POWER OUTLET SOCKET ASSEMBLY PTL FUSE RED WIRE RELAY RR ECU-IG FUSE FUSE RR J/B-B PSB SECURITY FUSE FUSE FUSE RR S/HTR FUSE SEATS SYSTEM SECURITY HORN RELAY SHIFT NTERLOCK SYSTEM TO AC INV (HV) RELAY (DIAGRAM 6 OF 7) TRK OPN DCM (HV) FUSE FUSE TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE VOLTAGE INVERTER ASSEMBLY WARNING, DOOR LOCKS, ANTI-THEFT SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM WHT WIRE WHT/BLK WIRE