Lexus GS III facelift (2007-2011) left center j/b (behind left side of dash) Wiring diagrams

1 2 3 4 5 6 7 8 B+ ACCD BLK WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMPUTER DATA LINES SYSTEM FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) ID CODE BOX (BEHIND CENTER OF DASH) IGE SGRD GND IGN FUSE INDS INDW PNK WIRE INSTRUMENT CLUSTER SYSTEM LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LIN LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK EFII EFIO WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER SOURCE CONTROL ECU (BEHIND RIGHT END OF DASH) RDY RDY IMO IMI RED WIRE RED/BLK WIRE RELAY ENERGIZED RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) SECURITY FUSE SHIFT LOCK CONTROL ECU (UNDER CENTER CONSOLE, NEAR SELECTOR LEVER) SKSW SL/R SLP STEERING LOCK ECU (TOP RIGHT SIDE OF STEERING COLUMN) STOP LAMP SWITCH (ON BRAKE PEDAL BRACKET) STOP SW FUSE STR LOCK FUSE STSW SWIL VIO WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE

24 36 7 PNK WIRE BLK WIRE BLU WIRE BLU/WHT WIRE BODY ECU COMBINATION METER COMPUTER DATA LINES SYSTEM DCTY DOME FUSE ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) FSPT GRN WIRE GRY WIRE HOT AT ALL TIMES LCTY LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT FOOT LAMP LEFT FRONT DOOR COURTESY SWITCH (IN LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH LEFT REAR FOOT LAMP LEFT VANITY LAMP LEFT VANITY LAMP SWITCH LT BLU WIRE LT GRN WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PCTY PNK WIRE POWER SWITCH COMPUTER DATA LINES SYSTEM RCTY RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) RIGHT FOOT LAMP RIGHT FRONT DOOR COURTESY SWITCH RIGHT REAR DOOR COURTESY SWITCH RIGHT REAR FOOT LAMP RIGHT VANITY LAMP RIGHT VANITY LAMP SWITCH SWIL VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

BLK WIRE BLU WIRE BRN WIRE DOOR GRN WIRE GRY WIRE HOT IN ON OR START LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LEFT FRONT MAP LAMP LEFT FRONT SEAT SPOT LAMP LEFT READING LAMP LEFT READING LAMP SWITCH LH ECU-IG FUSE LT GRN WIRE OFF ORG/ WIRE OVERHEAD J/B (IN OVERHEAD CONSOLE) PNK WIRE REAR SEAT SPOT LAMP RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT FRONT MAP LAMP RIGHT FRONT SEAT SPOT LAMP RIGHT READING LAMP RIGHT READING LAMP SWITCH ROOM LAMP SHIFT ILLUMINATION VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+IG 4 6 7 5 HEAD COMPUTER DATA LINES SYSTEM AUTO BATB BEAM IND BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BODY ECU HRLY BRN WIRE CLTB CLTE CLTS COMBINATION METER COMPUTER DATA LINES SYSTEM DCTY DIMMER SWITCH DOME FUSE ECU-IG RH FUSE ENERGIZED GAUGE FUSE ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) FOG SWITCH FR DOOR RH FUSE FRONT FOG IND FUSE GRN WIRE GRN/RED WIRE GRY WIRE HEAD HEAD AUTO HEAD CLTB CLTS HEADLAMP DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM MPX- R/B 1 (LEFT SIDE OF FUSE ENGINE COMPT) HOT W/ HOT W/ ACC RELAY ENERGIZED HOT W/ RH-IG RELAY 1 ENERGIZED LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT CENTER J/B (BEHIND RIGHT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) TO FRONT CONTROLLER (DIAGRAM LEFT FRONT DOOR COURTESY SWITCH (IN LEFT "B" PILLAR) LIGHT CONTROL SWITCH LOW HIGH FLASH HF LOW HIGH FLASH HU LT BLU WIRE LT GRN WIRE MASTER IND MPX+ MPX- MULTI-INFORMATION DISPLAY OFF TAIL ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PNK WIRE RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) TAIL TAIL/ HEAD IND TELLTALE LAMP ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY YEL WIRE YEL/BLK WIRE

BACK BLK WIRE BLU WIRE BODY ECU BRN WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM FUSE GRN WIRE GRN/RED WIRE GRY WIRE HILL HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START RIGHT COWL RH ECU-IG FUSE SIDE J/B (BEHIND RIGHT END OF DASH) ILL- ILL+ REV SPD CMP- CMP+ SLD HREO INTERIOR LIGHTS SYSTEM COMPUTER DATA LINES SYSTEM LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT END OF DASH) LT BLU WIRE LT GRN WIRE MULTI-DISPLAY MULTI-INFORMATION DISPLAY NCA WIRE ORG/ WIRE PARKING BRAKE SWITCH (BEHIND LEFT SIDE OF DASH) PKB HFOF PNK WIRE PNK WIRE RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) TV FUSE VIO WIRE VIO/YEL WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE

-TW 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 -B 1 2 3 4 5 6 7 8 9 10 SL+ SR+ WFL+ WFR+ SL- SR- 22 10 11 3 2 MUTE SPI+ SPI- SPO- SPO+ BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE CENTER SPEAKER COMPT) CTR + DVD ENGINE ROOM R/B 1 RAD 1 FUSE (LEFT SIDE OF ENGINE COMPT) FUSE GAUGE FUSE GND RL- RR- FL- FR- GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC RIGHT COWL SIDE J/B (BEHIND RIGHT END HOT IN ON OR START J/C LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER LEFT REAR DOOR SPEAKER LEFT REAR SPEAKER LEFT REAR TWEETER LT BLU WIRE LT GRN WIRE MAYDAY ECU (W/ MAYDAY SYSTEM) (RIGHT FRONT OF LUGGAGE COMPT) MPX-B FUSE NCA WIRE OF DASH) ORG/ WIRE PNK PNK WIRE PNK WIRE RAD 2 FUSE RED WIRE RIGHT FRONT DOOR SPEAKER RIGHT FRONT TWEETER RIGHT REAR DOOR SPEAKER RIGHT REAR SPEAKER RIGHT REAR TWEETER RL (-) RR (-) FL (-) FR (-) SPEAKER (WOOFER) STEREO COMPONENT AMPLIFIER (RIGHT REAR CORNER OF LUGGAGE COMPT) TMUT TWL- TWR+ VIO WIRE W/ MAYDAY SYSTEM W/O MAYDAY SYSTEM WFL- WFR- WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

-TW 1 2 3 4 5 6 +B GND 1 2 3 4 5 6 7 8 9 10 PNK FL+ RL+ RR+ WIRE 1 2 3 4 5 6 7 8 9 10 PNK WIRE 22 11 10 2 3 MUTE SPI- SPI+ SPO+ SPO- BLK WIRE BLU WIRE BLU/RED WIRE BRN WIRE CENTER SPEAKER SPEAKER (WOOFER) CTR + ENGINE ROOM R/B 1 RAD 1 FUSE (LEFT SIDE OF ENGINE COMPT) FL- FR- FR+ RL- RR- FUSE GAUGE FUSE GRN WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC RIGHT COWL SIDE J/B (BEHIND RIGHT END HOT IN ON OR START J/C LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LEFT COWL SIDE J/B (BEHIND LEFT END LEFT FRONT DOOR SPEAKER LEFT FRONT TWEETER LEFT REAR DOOR SPEAKER LEFT REAR TWEETER LT BLU WIRE LT GRN WIRE MAYDAY ECU (W/ MAYDAY SYSTEM) (RIGHT FRONT OF LUGGAGE COMPT) MPX-B FUSE NCA WIRE OF DASH) ORG/ WIRE PNK PNK WIRE PNK WIRE RAD 2 FUSE RAD 3 FUSE RED WIRE RIGHT FRONT DOOR SPEAKER (W/ LEXUS LINK SYSTEM) RIGHT FRONT TWEETER RIGHT REAR DOOR SPEAKER RIGHT REAR TWEETER STEREO COMPONENT AMPLIFIER (RIGHT REAR CORNER OF LUGGAGE COMPT) TMUT TWL- TWR+ VIO WIRE W/ MAYDAY SYSTEM W/O MAYDAY SYSTEM WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 CSLD CDR+ CDR- CDL+ CDL- 1 2 3 NTSC GND SLD AL+ ANTENNA ANTENNA AMPLIFIER (UNDER CENTER OF DASH) AR+ ATX- BLK WIRE BLU WIRE BRN WIRE CMP CMP+ CMP- SWG COMBINATION METER COMPUTER DATA LINES SYSTEM DISP EAU GATEWAY ECU (BEHIND RIGHT END OF DASH) GRN WIRE GRN/RED WIRE GRY WIRE GTX- ILL- ANT IVO+ LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MODE MULTI-DISPLAY MULTI-INFORMATION DISPLAY MUTE R+ L+ NCA WIRE OPTION CONNECTOR (AUDIO SYSTEM) (RIGHT REAR CORNER OF LUGGAGE COMPT) ORG/ WIRE PNK WIRE R- L- GND RADIO RECEIVER ASSEMBLY RED WIRE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) SEEK SLD SPIRAL CABLE (IN STEERING COLUMN) TX- TX+ TXM- TXM+ VIO WIRE VIO/YEL WIRE VOL (-) VV- WHT WIRE WHT/BLK WIRE YEL WIRE

45 43 CAN+ CANH 85 108 54 82 105 84 107 REQ- REQ+ SPDI HTM- HTM+ CLK- CLK+ ACCELERATOR POSITION SENSOR (UNDER LEFT SIDE OF DASH) BLK WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BRN WIRE COMPT) COMPUTER DATA LINES SYSTEM EFIO ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT) ENGINE CONTROLS SYSTEM ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE GAUGE FUSE GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) IGN FUSE HYBRID VEHICLE CONTROL ECU (LEFT SIDE OF ENGINE COMPT) IGCT 1 FUSE IGCT 2 FUSE IGCT MAIN RELAY IMI LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PMET RED WIRE RED/BLK WIRE RED/BLU WIRE RH-IG FUSE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) SFTD SFTU SFTU SFTD VPA STOP LAMP SWITCH (ON BRAKE PEDAL BRACKET) STOP SW FUSE STP IGSW BATT HSDN MREL MTH- MTH+ ILKI TRANSMISSION CONTROL SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/RED WIRE

ACCELERATOR POSITION SENSOR (UNDER LEFT SIDE OF DASH) BATT FAN FUSE BATT FAN RELAY BLK WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BRN WIRE COMPT) DC/DC FUSE ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRN/WHT WIRE HOT AT ALL TIMES HOT IN ON OR START IGCT 2 FUSE IGCT 3 FUSE IGN FUSE J/C LEFT CENTER J/B (BEHIND LEFT SIDE OF DASH) LT BLU WIRE LT GRN WIRE NCA WIRE OIL PMP RELAY ORG/ WIRE RED WIRE RED/BLK WIRE RH-IG FUSE RIGHT CENTER J/B (BEHIND RIGHT SIDE OF DASH) RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) STOP LAMP SWITCH (ON BRAKE PEDAL BRACKET) STOP SW FUSE TRANSMISSION CONTROL SWITCH WHT WIRE WHT/BLK WIRE YEL WIRE