Lexus CT I (2010-2014) Computer data lines circuit

1 2 CANH CANL 24 25 22 21 TX- TX+ CANH CANL BLK WIRE BLU WIRE BRN WIRE CG SG CANH SIL LVL TAC CLEARANCE WARNING ECU (BEHIND RIGHT SIDE OF DASH) DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) DIA DRIVING SUPPORT ECU (BEHIND RIGHT SIDE OF DASH) GRN WIRE GRY WIRE HOT AT ALL TIMES ID CODE BOX (BEHIND LEFT SIDE OF DASH) INSTRUMENT PANEL J/B OBD FUSE (BEHIND LEFT END OF DASH) PARKING ASSIST ECU (BEHIND RIGHT SIDE OF DASH) PNK LIN WIRE PNK PNK WIRE PNK WIRE RED WIRE RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY (FRONT PASSENGER'S DOOR) RIGHT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY (RIGHT REAR DOOR) SEAT BELT CONTROL ECU (BEHIND RIGHT SIDE OF DASH) SIL SLIDING ROOF CONTROL ECU (CENTER OF ROOF) ST-PLUG TOP OF ENGINE) TS TC CANL VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

10 9 TX- TX+ 21 22 13 14 CANH CANL 9 10 PNK WIRE A/C CONTROL ASSEMBLY (LEFT CENTER OF DASH) BLK WIRE BLU WIRE BRN WIRE CANN CANP COMBINATION METER ASSEMBLY DISPLAY, NAVIGATION MODULE DISPLAY ECM (ENGINE CONTROL MODULE) (LEFT SIDE OF ENGINE COMPT) GRN WIRE INIT LIN LT GRN WIRE MULTI-DISPLAY MULTI-MEDIA INTERFACE ECU ASSEMBLY (UNDER CENTER CONSOLE) PNK PNK WIRE PNK WIRE PRST RED WIRE SKID CONTROL ECU (BEHIND LEFT SIDE OF DASH) TACH VIO WIRE W/ NAVIGATION W/O NAVIGATION WHT WIRE YEL WIRE

10 9 CANN CANP 10 9 TXM- TXM+ 14 13 CANH CANL 16 17 PNK WIRE 3 2 CANH CANL 4 3 CANH CANL 5 15 ATX+ ATX- 7 8 TX+ TX- 8 9 CANN CANP AIR BAG SENSOR ASSEMBLY (UNDER LOWER CENTER CONSOLE) BLK WIRE BLU WIRE BRN WIRE GRN WIRE INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) LEFT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LEFT OUTER MIRROR CONTROL ECU ASSEMBLY (DRIVER'S DOOR) LEFT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LIN LT GRN WIRE MAIN BODY ECU (BEHIND LEFT END OF DASH) MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY PNK LIN WIRE PNK PNK WIRE PNK WIRE POSITION CONTROL ECU, SWITCH ASSEMBLY RADIO RECEIVER SUB-ASSEMBLY (W/O NAVIGATION W/ STEREO COMPONENT AMPLIFIER) RED WIRE RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY (FRONT PASSENGER'S DOOR) ST-PLUG STEERING SENSOR (STEERING COLUMN) STEREO COMPONENT AMPLIFIER VIO WIRE WHT WIRE WHT/BLK WIRE YAW RATE SENSOR (BELOW CENTER CONSOLE) YEL WIRE