Lexus GS IV (2011-2015) engine room r/b 1 Wiring diagrams

8 9 31 CANL CANH STPO BACKUP BACKUP LAMPS CIRCUIT BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEMS DRIVING SUPPORT ECU (LEFT END OF DASH) ENGINE ROOM R/B 1 GRN WIRE GRY WIRE HOT AT ALL TIMES J/C LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT REAR LIGHT ASSEMBLY LT BLU WIRE LT GRN WIRE MPX-B FUSE (LEFT SIDE OF ENGINE COMPT) P/I-B 1 FUSE PNK WIRE RED WIRE RIGHT LICENSE PLATE LIGHT ASSEMBLY RIGHT REAR LIGHT ASSEMBLY SKID CONTROL ECU (LEFT REAR OF ENGINE COMPT) STP SHIFT LOCK CONTROL ECU (BASE OF SELECTOR LEVER) STP+ T/P TAIL VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 4 3 SHDE GND 1 4 3 SHPE GND 1 6 7 +B 10 3 14 PNK PNK WIRE 17 31 18 TFAL SG TFAR 21 30 31 PNK RLIN SHPE SHDE WIRE 3 4 CANH CANL 5 9 PNK RLIN WIRE A/C AMPLIFIER (CENTER OF DASH) BLU WIRE COMPUTER DATA LINES SYSTEM ENGINE ROOM R/B 1 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES LEFT REAR SEAT BACK HEATER ASSEMBLY LEFT REAR SEAT HEATER ASSEMBLY LEFT SEAT HEATER CONTROL LT GRN WIRE LUGGAGE ROOM J/B 1 MPX-B (LEFT SIDE FUSE OF ENGINE COMPT) PNK WIRE REAR CONTROL SWITCH RED WIRE RH ACC RELAY RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT REAR SEAT BACK HEATER ASSEMBLY RIGHT REAR SEAT HEATER ASSEMBLY RIGHT SEAT HEATER CONTROL RR ECU-IG FUSE RR S/HTR FUSE SEAT HEATER SWITCH TFAL TFAR VIO WIRE W/ NIGHT VIEW SYSTEM W/O NIGHT VIEW SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

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

1 10 9 MV M+ MH 15 3 11 EC- MR MF 3 11 MR MF 6 14 13 5 4 VSRL 6 14 13 5 4 VSRR 7 8 CANN CANP 9 16 4 1 15 SGND BCUT CPUB GND CPBJ BLIND SPOT MONITOR BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLU WIRE BRN WIRE BRN/WHT WIRE BSL+ BSR+ CANN CANP COMPUTER DATA LINES SYSTEM EC MIRROR EC+ ENGINE ROOM R/B 1 F/R DOOR FUSE FL DOOR P/W-B FUSE FUSE FOOTWELL) GRN WIRE GRY WIRE GRY/RED WIRE HORIZONTAL HOT AT ALL TIMES HSRL VC HSRR VC LEFT FRONT MULTIPLEX NETWORK DOOR ECU (IN LEFT FRONT DOOR) LEFT OUTER REAR VIEW MIRROR ASSEMBLY LINES SYSTEM COMPUTER DATA LT BLU WIRE LT GRN WIRE MAIN BODY ECU MIRROR ADJUST SWITCH MIRROR AUTO RETRACT SWITCH (W/ RETRACTOR MIRROR) MIRROR HEATER MIRROR L SELECT SWITCH MIRROR R SELECT SWITCH MIRROR R/L SELECT SWITCH MIRROR RETRACT SWITCH (W/ RETRACTOR MIRROR) MIRRORS SYSTEM MLP MM MSWE SIG BDR ECI + ECI - PNK WIRE MPX-B FUSE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY PNK 18 19 3 6 7 8 4 1 ECI + ECI - SIG BDR CANN CANP CPUB GND WIRE PNK WIRE RED WIRE RELAY ENERGIZED LEFT COWL SIDE J/B LH-IG (BEHIND LEFT FUSE END OF DASH) RELAY ENERGIZED RIGHT COWL SIDE J/B (BEHIND RIGHT END OF DASH) RETRACTOR/ NORMAL RH-IG FUSE RIGHT FRONT MULTIPLEX NETWORK DOOR ECU (IN RIGHT FRONT DOOR) RIGHT OUTER REAR VIEW MIRROR ASSEMBLY SEAT MEMORY SWITCH SET- TURN VERTICAL VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

7 2 6 1 3 5 10 SHIELD CV- CGND CV+ CB+ TM LP LS BLK WIRE BLU WIRE BLU/ BRN WIRE BRN WIRE CAN I/F CANL CANH CB+ CV+ CV- CGND CANL IG+ CANH TX+ CS COMBINATION METER COMPUTER DATA LINES SYSTEM DRIVER DISPLAY DRIVER MONITOR CAMERA (ON STEERING COLUMN) DRIVER MONITOR ECU ASSEMBLY (LEFT END OF DASH) ENGINE ROOM R/B 1 GAUGE (LEFT SIDE OF FUSE ENGINE COMPT) GRY WIRE HEADUP DISPLAY (COMBINATION METER MIRROR ECU) I/F I/F I/F IG GND LS LP J/C LED DRIVER LEFT COWL SIDE J/B (LEFT END OF DASH) LH-IG FUSE LT GRN WIRE MAP LIGHT ASSEMBLY RED WIRE RELAY ENERGIZED SHIELD SPEAKER TELLTALES VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

+B SSRC SG L+ C+ BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DOWN ENGINE ROOM R/B 1 FR (-) FUSE GND L- C- GRN WIRE GRY WIRE HOT AT ALL TIMES IG CANP CANN LDWN LT BLU WIRE LT GRN WIRE LUP MPX-B FUSE MR- MRG ORG/ WIRE PNK SSFV WIRE PNK WIRE RDWN RED WIRE RH-IG FUSE RIGHT COWL SIDE J/B (RIGHT END OF DASH) RIGHT FRONT POWER SEAT SWITCH ASSEMBLY RIGHT LUMBAR SUPPORT MOTOR RIGHT POSITION CONTROL ECU (UNDER FRONT PASSENGER'S SEAT) RIGHT POWER SEAT CUSHION MOTOR RIGHT POWER SEAT LIFT MOTOR RIGHT POWER SEAT SHOULDER SUPPORT MOTOR RIGHT POWER SEAT TILT MOTOR RUP SET- SGND SMR SSLB SSRR SSPL SSIR SSRS SSMR SSRL SYSB VCC VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

16 6 3 4 5 2 9 15 1 BCUT BDR SIG CPUB BDRJ PWE SGND CPBJ GND 22 16 24 18 9 8 LSWE KL KUL 33 32 PNK WIRE ALTB IG BECU LIN 2 FLCY 32 30 BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CONTROL CIRCUIT DOOR LOCK, UNLOCK SWITCH DRIVER DRIVER SIDE SIDE UP SWITCH DOWN SWITCH ENGINE ROOM R/B 1 F/L DOOR FUSE F/R DOOR FUSE FRONT PASSENGER SIDE POWER WINDOW SWITCH GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES RIGHT COWL SIDE J/B (RIGHT END OF DASH) RR DOOR FUSE HOT W/ KEY LOCK KEY UNLOCK LED LEFT COWL SIDE J/B (LEFT END OF DASH) LEFT FRONT DOOR LOCK ASSEMBLY (REAR OF LEFT FRONT DOOR) LEFT FRONT MULTIPLEX NETWORK DOOR ECU (IN LEFT FRONT DOOR) LEFT REAR SIDE POWER WINDOW SWITCH LEFT REAR, RIGHT REAR SIDE POWER WINDOW SWITCH LH J/B-B FUSE LH-IG FUSE LT GRN WIRE MAIN BODY ECU MPX-B (LEFT SIDE FUSE OF ENGINE COMPT) MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY P/W-B FUSE PNK WIRE POWER WINDOW SWITCH DRIVER SIDE R/L DOOR FUSE RED WIRE RELAY ENERGIZED RH-IG FUSE RIGHT REAR SIDE POWER WINDOW RLY 1 RELAY ENERGIZED SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE WINDOW DRIVER LOCK SIDE SWITCH AUTO SWITCH WINDOW LOCK SWITCH YEL WIRE