Lexus CT I (2010-2014) (behind right side of dash) Wiring diagrams

AMR RET BLK WIRE BLU WIRE BRN WIRE CANN CANP COMBINATION METER ASSEMBLY CSPT LCTY DOOR LOCKS, ANTI-THEFT SYSTEMS GRN WIRE GRY WIRE HDLO LLEW ACAN HEADLIGHTS SYSTEM HZSW LSWR LT BLU WIRE LT GRN WIRE MAIN BODY ECU (BEHIND LEFT END MEMORY SYSTEMS MILE MIRB MIRS MIRE OF DASH) OSPT PNK WIRE POSITION CONTROL ECU, SWITCH ASSEMBLY POWER MANAGEMENT CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RLEW CANP CANN ST-PLUG TRANSMISSION CONTROL ECU (BEHIND RIGHT SIDE OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM HEADLIGHTS SYSTEM 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

+RES -SET 8 6 GND B+ BLK WIRE BLU WIRE BRN WIRE BUZZER COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH CRUISE IND GRN WIRE LEFT FRONT SPEED SENSOR (LEFT FRONT WHEEL) LEFT REAR SPEED SENSOR (LEFT REAR WHEEL) LT BLU WIRE LT GRN WIRE MULTI-INFORMATION DISPLAY NCA WIRE ON OFF ORG/ WIRE OUT PNK WIRE RED WIRE RIGHT FRONT SPEED SENSOR (RIGHT FRONT WHEEL) RIGHT REAR (LEFT FRONT OF SPEED SENSOR ENGINE COMPT) (RIGHT REAR WHEEL) RL+ RL- RR- RR+ FL- FL+ FR- FR+ SKID CONTROL ECU ASSEMBLY (BEHIND LEFT SIDE OF DASH) SPIRAL CABLE SUB-ASSEMBLY (STEERING COLUMN) STOP LIGHT CONTROL RELAY ASSEMBLY STPO STP VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

22 23 15 16 PCON PPOS 22 28 PCON PPOS 6 5 23 MREL BATT HRNH HRNL HLPR HLPL BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DOOR 2 FUSE ECU-B FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE HEADLIGHTS SYSTEM HNSW HORNS SYSTEM HOT AT ALL TIMES IGCT 2 FUSE IGCT FUSE IGCT RELAY IMI IMO INDS INDW INTEGRATION RELAY LT BLU WIRE LT GRN WIRE ORG/ WIRE P/I 2 FUSE PNK WIRE POWER MANAGEMENT CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE SHIFT LEVER POSITION SENSOR (BEHIND CENTER OF DASH) SHIFT LEVER POSITION SENSOR 2 (UNDER CENTER CONSOLE) TRANSMISSION CONTROL ECU TRANSMISSION SHIFT MAIN SWITCH (LEFT SIDE OF CENTER CONSOLE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C AMPLIFIER ASSEMBLY BLOWER W/ FAN MOTOR SUB ASSEMBLY BLU WIRE COMBINATION METER ASSEMBLY COMBINATION SWITCH ASSEMBLY DATA LINK CONNECTOR 3 DOOR CONTROL SWITCH ASSEMBLY FROM GLOVE BOX YAW LIGHT RATE SENSOR ASSEMBLY GRN WIRE HEADLIGHT DIMMER SWITCH ASSEMBLY ID CODE BOX J/C LEFT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LEFT VISOR ASSEMBLY MAIN BODY ECU MAP LIGHT ASSEMBLY MIRROR OUTER MIRROR SWITCH ASSEMBLY POWER MANAGEMENT CONTROL ECU POWER OUTLET SOCKET ASSEMBLY RETRACTABLE FLUID OUTER LID MIRROR OPENER SWITCH SWITCH RIGHT FRONT DOOR OUTSIDE HANDLE ASSEMBLY RIGHT FRONT DOOR W/ MOTOR LOCK ASSEMBLY RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY RIGHT OUTER REAR VIEW MIRROR ASSEMBLY RIGHT VISOR ASSEMBLY ROOM LIGHT 1 ASSEMBLY SPIRAL CABLE SUB-ASSEMBLY (STEERING COLUMN) ST-PLUG STEERING PAD SWITCH ASSEMBLY STEERING WHEEL HEATER CONTROL ASSEMBLY TO INSTRUMENT PANEL J/B (DIAGRAM 4 OF 5) W/ RETRACTOR WHT WIRE WHT/BLK WIRE

22 23 15 16 PCON PPOS 22 28 PCON PPOS 6 5 23 MREL BATT HRNH HRNL HLPR HLPL BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DOOR 2 FUSE ECU-B FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FUSE GRN WIRE HEADLIGHTS SYSTEM HNSW HORNS SYSTEM HOT AT ALL TIMES IGCT 2 FUSE IGCT FUSE IGCT RELAY IMI IMO INDS INDW INTEGRATION RELAY LT BLU WIRE LT GRN WIRE ORG/ WIRE P/I 2 FUSE PNK WIRE POWER MANAGEMENT CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE SHIFT LEVER POSITION SENSOR (BEHIND CENTER OF DASH) SHIFT LEVER POSITION SENSOR 2 (UNDER CENTER CONSOLE) TRANSMISSION CONTROL ECU TRANSMISSION SHIFT MAIN SWITCH (LEFT SIDE OF CENTER CONSOLE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 IG BKUP BLK WIRE CB+ CGND CGND CB+ CV+ ECU-IG 2 FUSE ENGINE COMPT) ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B (LEFT SIDE OF FUSE GAUGE FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) INTEGRATION RELAY LT BLU WIRE LT GRN WIRE MAP LIGHT ASSEMBLY MIRRORS SYSTEM NAV NCA WIRE ORG/ WIRE P/I 2 FUSE PNK PNK WIRE PNK REV EC+ EC- CV- CV+ WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE RIGHT TELEVISION CAMERA ASSEMBLY VIO WIRE WHT WIRE WHT/BLK 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

ABFS AIR CONDITIONING SYSTEM BLK WIRE BLU WIRE BRN WIRE BTH+ CLK+ COMPUTER DATA LINES SYSTEM DC/DC-S FUSE ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) ETHB EVSW GRN WIRE GRY WIRE HOT AT ALL TIMES HSDN HTM- IDH IGCT ILK ILKI ILKO INDS INDW INTERLOCK SWITCH (RIGHT SIDE OF LUGGAGE COMP) LT BLU WIRE LT GRN WIRE MTH+ NCA WIRE NODD ORG/ WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (BEHIND RIGHT SIDE OF DASH) RED WIRE REQ+ SHIFT LEVER POSITION SENSOR (BEHIND CENTER OF DASH) SMRB SMRG SMRP SPDI SUPPLEMENTAL RESTRAINTS SYSTEM THB VIO WIRE VLO WHT WIRE WHT/BLK WIRE YEL WIRE

ACCELERATOR PEDAL SENSOR ASSEMBLY (ON ACCELERATOR PEDAL ASSEMBLY) ANTI-THEFT SYSTEM BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE CLK- CLK+ PCON STP HTM+ HTM- COMPUTER DATA LINES SYSTEM CRUISE CONTROL SYSTEM FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) IGF IGNITION COIL ASSEMBLY 1 (TOP OF ENGINE) IGNITION COIL ASSEMBLY 2 (TOP OF ENGINE) IGNITION COIL ASSEMBLY 3 (TOP OF ENGINE) IGNITION COIL ASSEMBLY 4 (TOP OF ENGINE) IMO IMI CCS LT BLU WIRE LT GRN WIRE ORG/ WIRE PNK WIRE POWER DISTRIBUTION SYSTEM POWER MANAGEMENT CONTROL ECU (BEHIND RIGHT SIDE OF DASH) PPOS MTH- MTH+ HSDN REQ- REQ+ RED WIRE STOP LIGHT SWITCH (ABOVE BRAKE PEDAL, ON BRACKET) TOP OF ENGINE) TRANSMISSIONS SYSTEM VIO WIRE WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE YEL WIRE