Toyota Highlander III (2013-2016) computer data lines system Wiring diagrams

BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER FB (UNDER FRONT OF CENTER CONSOLE) FD (LEFT CENTER OF DASH) GRN WIRE GRY WIRE J/C 1 (LEFT SIDE OF DASH) J/C 4 (RIGHT SIDE OF DASH) LT BLU WIRE LT GRN WIRE NCA WIRE ORG/ WIRE PNK 13 14 15 WIRE PNK WIRE RED WIRE SHIFT POSITION INDICATOR SPEAKER VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 SLC- SLC+ 16 17 CANL CANH BLK WIRE BLU WIRE BRN WIRE BSF CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DIFFERENTIAL LOCK SWITCH ELECTRO MAGNETIC CONTROL COUPLING SUB-ASSEMBLY (UNDER CENTER OF REAR OF VEHICLE) FA (LEFT SIDE OF DASH) FB (UNDER FRONT OF CENTER CONSOLE) FUSE GND CANL CANH GRN WIRE INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) LT BLU WIRE ORG/ WIRE RED WIRE RELAY ENERGIZED SLC+ WHT WIRE

1 31 CAN- CAN+ 46 1 2 3 36 51 MREL BATT +B 54 55 56 57 58 59 50 10 VPA EPA VCPA BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM ECM (LEFT SIDE OF ENGINE COMPT) EFI 2 FUSE EFI MAIN FUSE EFI MAIN RELAY ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) FB (UNDER FRONT OF CENTER CONSOLE) GRN WIRE GRY WIRE HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE M- M+ NCA WIRE ORG/ WIRE PATTERN SELECT SWITCH ASSEMBLY RED WIRE SFTD SFTD SPD SFTU SFTU SNWI THROTTLE BODY W/ MOTOR ASSEMBLY (REAR OF ENGINE COMPT) TRANSMISSION CONTROL SWITCH (UNDER CENTER CONSOLE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

14 15 16 PNK WIRE BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER EFI 1 FUSE ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) FD (LEFT CENTER GRN WIRE GRY WIRE HOT AT ALL TIMES J/C 1 (LEFT SIDE OF DASH) J/C 2 (LEFT SIDE OF ENGINE COMPT) J/C 4 (RIGHT SIDE OF DASH) LT BLU WIRE LT GRN WIRE OF DASH) ORG/ WIRE PNK WIRE RED WIRE SPEAKER STOP FUSE VIO WIRE WHT WIRE YEL WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 BATT ATF PRESSURE SWITCH, ATF TEMPERATURE SENSOR BLK WIRE BLU WIRE BRN WIRE CAN (-) CAN (+) CD (REAR OF LEFT SIDE OF ENGINE) COMPUTER DATA LINES SYSTEM EFI 1 FUSE ENGINE ROOM J/B (LEFT SIDE ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) FUSE OF ENGINE COMPT) GRN WIRE GRY WIRE HALL IC HALL IC HOT AT ALL TIMES ORG/ WIRE RED WIRE STA NSW STP IGSW STARTING/ CHARGING SYSTEM TRANSMISSION CONTROL ECU ASSEMBLY (LEFT FRONT ENGINE COMPT) WHT WIRE WHT/BLK WIRE YEL WIRE

15 9 8 14 13 11 10 12 29 30 23 22 21 20 MJ RV FD 20 21 30 37 26 MTH- MTH+ HSDN REQ- REQ+ 28 29 CLK- CLK+ 34 33 HTM+ HTM- ACCELERATOR PEDAL SENSOR (ON ACCELERATOR PEDAL BRACKET) BLK WIRE BLU WIRE BRN WIRE CAN I/F I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CURRENT SENSOR DISPLAY DRIVER ECON ENERGIZED INSTRUMENT PANEL J/B METER FUSE (BEHIND LEFT END OF DASH) FB (UNDER FRONT OF CENTER CONSOLE) FD (LEFT CENTER OF DASH) GRN WIRE HEATER SWITCH ASSEMBLY ECO MODE HOT W/ IB VIB GIB IDH IGCT J/C 4 (RIGHT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MAIN RELAY MC (LEFT REAR QUARTERPANEL) ORG/ WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (LEFT END OF DASH) PRECHARGE RELAY RED WIRE SKID CONTROL ECU (BEHIND RIGHT SIDE OF DASH) SPEAKER VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

10 9 28 CANN CANP GOSW 8 7 CANL CANH BACK DOOR LOCK ASSEMBLY (BOTTOM CENTER OF BACK DOOR) BACK DOOR OPENER SWITCH ASSEMBLY BACK DOOR RELAY BLK WIRE BLU WIRE CERTIFICATION ECU (BEHIND RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM COURTESY FA (LEFT SIDE OF DASH) FE (RIGHT CENTER OF DASH) GLASS HATCH OPENER SWITCH ASSEMBLY (IF EQUIPPED) GRN WIRE HOT AT ALL TIMES BACK DOOR FUSE HOT W/ ACC RELAY ENERGIZED ECU-ACC FUSE INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) LOCK LT BLU WIRE MAIN BODY ECU (ON INSTRUMENT PANEL J/B) PPL PPL/YEL WIRE RED WIRE W/ SMART KEY SYSTEM W/O SMART KEY SYSTEM WHT WIRE WHT/BLK WIRE XA (LEFT SIDE OF BACK DOOR)

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 ECUB 1 2 3 4 5 6 7 8 9 10 BD-2 BD+2 BD+ BD- CTYO 10 9 27 5 CANN CANP GCTY PBDS 3 21 4 KSW BZR BCTY 4 5 18 RDA PRG BDSU BACK DOOR LOCK ASSEMBLY BD+2 BD- BD-2 BLK WIRE BLU WIRE BRN WIRE BZR+ BDDN IG CLS COMPUTER DATA LINES SYSTEM COURTESY CTY DC-DC DSG DSG DSV CANP CANN DSV ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) EXCEPT HYBRID FE (RIGHT CENTER OF DASH) FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) LATCH) LEFT POWER BACK DOOR UNIT ASSEMBLY SET (LOWER LEFT SIDE OF BACK DOOR) LT BLU WIRE LT GRN WIRE MAIN BODY ECU (ON INSTRUMENT PANEL J/B) MPX-B 1 FUSE MULTIPLEX NETWORK DOOR ECU (RIGHT SIDE OF BACK DOOR) OPN ORG/ WIRE OSR OSE OSL FUL MSW HAF PBD FUSE PNK WIRE POS PPL PPL/VIO WIRE PPL/WHT WIRE PPL/YEL WIRE RED WIRE RELAY ENERGIZED RIGHT POWER BACK DOOR UNIT ASSEMBLY SET (LOWER RIGHT SIDE OF BACK DOOR) SECTOR SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE XA (LEFT SIDE OF BACK DOOR) YEL WIRE

19 18 CSEL RCO 20 5 RDAM 7 8 23 24 CANH CANL BACK DOOR CONTROL SWITCH BACK DOOR OPENER SWITCH ASSEMBLY BLK WIRE BLU WIRE BRN WIRE BZR CERTIFICATION ECU (W/ SMART KEY SYSTEM) (BEHIND RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM CSEL DATA GRN WIRE GRY WIRE HYBRID EXCEPT HYBRID LOCK MB (LEFT "C" PILLAR) MC (LEFT REAR QUARTERPANEL) PNK WIRE RED WIRE W/ SMART KEY SYSTEM W/O SMART KEY SYSTEM WHT WIRE WHT/BLK WIRE XA (LEFT SIDE OF BACK DOOR)

16 17 CANL CANH BACK DOOR FUSE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DRIVER DISPLAY FA (LEFT SIDE OF DASH) FD (LEFT CENTER OF DASH) FUEL LID FUEL LID LOCK W/ MOTOR OPENER ASSEMBLY SWITCH (LEFT REAR QUARTERPANEL) FUEL LOCK RELAY GRN WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) LT BLU WIRE MA (IN LEFT REAR DOOR) METER FUSE PPL/WHT WIRE RED WIRE RELAY ENERGIZED WHT WIRE WHT/BLK WIRE YEL WIRE