Lexus CT I (2010-2014) (left side of center console) Wiring diagrams

1 2 3 4 5 6 HDLO 31 29 32 ALTB AUTO OFF BLK WIRE BLU WIRE BRN WIRE CLEANER CONTROL RELAY DOOR 1 FUSE ECU-ACC FUSE ECU-B FUSE ECU-IG 2 FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE FRONT WASHER SWITCH FRWA PB FUSE GAUGE FUSE GRN WIRE H-LP CLN FUSE HDLO HEAD HEADLIGHT CLEANER MOTOR, PUMP ASSEMBLY (RIGHT FRONT CORNER OF ENGINE COMPT) HEADLIGHT CLEANER SWITCH ASSEMBLY HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) INTEGRATION RELAY LIGHT CONTROL SWITCH LT GRN WIRE MAIN BODY ECU P/I 2 FUSE OF ENGINE COMPT) RED WIRE RELAY ENERGIZED VIO WIRE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER SWITCH ASSEMBLY

+B PGND 1 2 3 4 5 6 7 8 9 10 MOR- MOR+ MOL+ MOL- 1 2 3 4 5 6 7 8 CAN H CAN L 38 16 17 39 5 LRRD LRDD 5 4 3 2 1 IGB LRRD LRDD SGND 8 4 3 BLK WIRE BLU WIRE BRN WIRE CANH CANL PNK 32 31 WIRE COMBINATION METER COMPUTER DATA LINES SYSTEM CONSOLE) (BEHIND LEFT CENTER OF DASH) DRIVING SUPPORT ECU ASSEMBLY (BEHIND RIGHT SIDE OF DASH) ECU-IG 2 FUSE GRN WIRE HOT AT ALL TIMES HOT IN ON OR START HOT IN ON OR START INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) MET FUSE LEFT FRONT SEAT OUTER BELT ASSEMBLY LT BLU WIRE LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY (BEHIND CENTER OF FRONT GRILLE) ORG/ WIRE PBSW PCS IND PRE-COLLISION SYSTEM CANCEL SWITCH ASSEMBLY (LEFT SIDE OF DASH) PSB FUSE RED WIRE RIGHT FRONT SEAT OUTER BELT ASSEMBLY SEAT BELT CONTROL ECU (BEHIND RIGHT SIDE OF DASH) SKID CONTROL ECU W/ ACTUATOR ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

12 11 LBE- LBE+ 13 12 FSR- FSR+ 13 14 CANL CANH 22 13 CANL CANH 32 31 PNK CANH CANL COMPUTER DATA LINES SYSTEM WIRE 5 9 8 4 PNK WIRE AIR BAG SENSOR ASSEMBLY (UNDER LOWER CENTER CONSOLE) BGND BSW FSR+ FSR- BLK WIRE BLU WIRE BRAKE LEVER) BRN WIRE BUCKLE SWITCH LEFT FRONT SEAT INNER BELT ASSEMBLY (UNDER DRIVER'S SEAT) BUZZER COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-B FUSE ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) GRN WIRE HOT AT ALL TIMES HOT IN ON OR START IGN FUSE INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) LEFT FRONT DOOR COURTESY LIGHT SWITCH LT GRN WIRE MAIN BODY ECU MET FUSE OCCUPANT DETECTION ECU (UNDER FRONT PASSENGER'S SEAT) PARKING BRAKE SWITCH (BASE OF PARKING PNK WIRE RED WIRE SEAT BELT IND VIO WIRE WHT WIRE WHT/BLK WIRE

-SR -SL +SR +SL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 PL- PL+ AIR BAG SENSOR ASSEMBLY (UNDER LOWER CENTER CONSOLE) BLK WIRE BLU WIRE BUCKLE SWITCH CANL PAON COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM DK DK GRN WIRE GSW ICL- ICL+ BBL+ SFL+ SFL- LBE+ LBE- LSP- LSP+ BBL- INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) LEFT FRONT AIR BAG SENSOR (LEFT FRONT OF ENGINE COMPT) LEFT FRONT SEAT AIR BAG ASSEMBLY LEFT REAR SEAT OUTER BELT ASSEMBLY LOWER INSTRUMENT PANEL AIR BAG ASSEMBLY 1 (BEHIND CENTER OF DASH) LOWER INSTRUMENT PANEL AIR BAG ASSEMBLY 2 (RIGHT SIDE OF DASH) LT GRN WIRE P- P+ D+ D- P-AB P-AB GSW PK+ PK- PAON PASSENGER AIR BAG ON/OFF INDICATOR POWER ABFS MANAGEMENT CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RIGHT FRONT AIR BAG SENSOR (RIGHT FRONT OF ENGINE COMPT) SEAT POSITION AIR BAG SENSOR SL- SR- VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/RED WIRE

BACK DOOR LOCK ASSEMBLY (CENTER REAR OF LUGGAGE COMPT) BACK DOOR OPENER SWITCH ASSEMBLY BK/DR RELAY BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU (BEHIND RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DOOR 1 FUSE FUEL LID LOCK MOTOR (LEFT REAR OF VEHICLE NEAR FUEL FILLER) FUEL LID OPENER SWITCH FUEL OPEN FUSE FUEL OPN RELAY GRN WIRE GRY WIRE HOT AT ALL TIMES IIL (-) INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) LEFT "C" PILLAR) LOCK LT BLU WIRE LT GRN WIRE MAIN BODY ECU RED WIRE TR+ BCTY WHT WIRE WHT/BLK WIRE YEL WIRE