Toyota Highlander III (2013-2016) engine room j/b (left side of engine compt) Wiring diagrams

42 43 SFTU SFTD 46 37 1 2 3 MREL IGSW BATT +B 51 52 53 54 55 56 VPA EPA VCPA 57 27 13 26 SPD ACCELERATOR PEDAL SENSOR ASSEMBLY (ON ACCELERATOR PEDAL BRACKET) BLK WIRE BLK/WHT WIRE BLU WIRE COMPUTER DATA LINES SYSTEM ECM (LEFT SIDE OF ENGINE COMPT) EFI 2 FUSE EFI 3 FUSE EFI FUSE EFI MAIN FUSE EFI MAIN RELAY ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 FB (UNDER FRONT OF CENTER CONSOLE) GRN WIRE GROUND J/C 1 (LEFT FRONT CORNER OF ENGINE COMPT) GRY WIRE HOT AT ALL TIMES LT BLU WIRE LT GRN WIRE ORG/ WIRE RED WIRE RELAY ENERGIZED SFTD SFTU SNWI TRANSMISSION CONTROL SWITCH (UNDER CENTER CONSOLE) VIO WIRE WHT WIRE WHT/BLK WIRE YEL 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

13 26 13 26 CANH CANL 17 16 CANH CAN I/F CANL 3.5L 2.7L ECM (LEFT SIDE OF ENGINE COMPT) ALT ALT FUSE BATTERY BLK WIRE BLU WIRE CA (LEFT REAR OF ENGINE) CC (LEFT SIDE OF ENGINE COMPT) CHG 1 I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DK GRN WIRE ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (LEFT SIDE OF ALT-S ENGINE COMPT) FUSE GENERATOR IG ASSEMBLY GRN WIRE HOT IN ON OR START IG 1 (BEHIND LEFT FUSE END OF DASH) INSTRUMENT PANEL J/B LT BLU WIRE MAIN FUSIBLE LINK STARTING CIRCUIT VIO WIRE WHT WIRE YEL WIRE

3.5L A/F HTR FUSE A/F RELAY ABS 1 FUSE ABS 2 FUSE ALT FUSE ANTI-LOCK BRAKES SYSTEM DOOR LOCKS, ANTI-THEFT SYSTEMS BATT ALT BATTERY BLK WIRE BLU WIRE EFI 1 FUSE EFI MAIN FUSE EFI MAIN RELAY ENGINE CONTROLS SYSTEM ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ETCS FUSE FAN 1 FUSE FROM FROM ECTS FUSE (DIAGRAM 1 OF 4) FROM INSTRUMENT PANEL J/B (DIAGRAM 2 OF 4) FUSE FUSE (DIAGRAM 1 OF 4) GRN WIRE GRY WIRE H-LP H-LP LO LH FUSE LO RH FUSE H-LP H-LP RH-LO LH-LO RELAY RELAY HORN FUSE TOWING FUSE HORNS EXTERIOR SYSTEM LIGHTS SYSTEM INJ FUSE J/B-B FUSE J/C 2 (LEFT SIDE OF ENGINE COMPT) LOCK LOCK LOCK ON ON OFF OFF LT BLU WIRE LT GRN WIRE MAIN EPS FUSE AMP 1 FUSE AMP 2 FUSE MAYDAY FUSE FUSE MAIN FUSIBLE LINK MPX-B 1 FUSE RADIO FUSE NAVIGATION ELECTRONIC SOUND, SYSTEM POWER NAVIGATION STEERING SYSTEMS SYSTEM NAVIGATION, SOUND SYSTEMS ODS FUSE ON LOCK OFF ORG/ WIRE RED WIRE S-HORN FUSE SEMICONDUCTOR POWER INTEGRATION ECU SHORT ST FUSE ALT-S FUSE STARTING/ CHARGING SYSTEM STARTING/ STARTING/ CHARGING CHARGING SYSTEM SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM TO ENGINE ROOM R/B 1 (DIAGRAM 1 OF 4) TO HORN FUSE (DIAGRAM 1 OF 4) TO HTR FUSE (DIAGRAM 4 OF 4) TO INSTRUMENT PANEL J/B (DIAGRAM 2 OF 4) TO INSTRUMENT PANEL J/B (DIAGRAM 3 OF 4) TO INSTRUMENT PANEL J/B (DIAGRAM 4 OF 4) VIO WIRE W/ SMART KEY SYSTEM W/O SMART KEY SYSTEM WHT WIRE YEL WIRE

AC INVERTER RELAY AIR CONDITIONING SYSTEM ANTI-LOCK BRAKES SYSTEM ANTI-THEFT SYSTEM BKUP LP FUSE BLK WIRE BLU WIRE COOLING FANS, AIR CONDITIONING SYSTEMS CRUISE CONTROL SYSTEM CRUISE CONTROL, ANTI-LOCK BRAKES, EXTERIOR LIGHTS SYSTEMS CRUISE CONTROL, NAVIGATION SEATS, SYSTEMS D/L FUSE DOME CUT RELAY DOME FUSE DSS-IG FUSE ECU-IG FUSE ELECTRONIC POWER STEERING SYSTEM ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) EPS-IG FUSE EXCD EXTERIOR LIGHTS, SHIFT INTERLOCK SYSTEMS FROM FROM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 4) FROM ENGINE ROOM R/B 1 (DIAGRAM 4 OF 4) FUSE GRN WIRE GRY WIRE HAZ FUSE STRG LOCK IGN INSTRUMENT CLUSTER SYSTEM J/C 9 (LEFT CENTER OF DASH) (LEFT SIDE L/D-DR ALL DR D-DR UNLOCK LOCK UNLOCK RELAY RELAY RELAY LT BLU WIRE LT GRN WIRE MAIN BODY ECU FUSE IG MEMORY, WARNING, TRUNK, TAILGATE, FUEL DOORS, SEATS, SOUND SYSTEMS MPX-B 3 FUSE NAVIGATION SYSTEM PNK WIRE R/B 5 (RIGHT SIDE OF DASH) REAR POWER OULET SOCKET ASSEMBLY 2 RED WIRE SEATS SYSTEM SEMICONDUCTOR POWER INTEGRATION ECU SHIFT INTERLOCK SYSTEM STARTING/ CHARGING SYSTEM TO CERTIFICATION ECU (DIAGRAM 2 OF 4) TO INSTRUMENT PANEL J/B (DIAGRAM 2 OF 4) TRANSMISSIONS SYSTEM VIO WIRE VOLTAGE INVERTER ASSEMBLY (UNDER CENTER CONSOLE) WHT WIRE WHT/BLK WIRE YEL WIRE

ALT DC/DC FUSE AUTO BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DOWN ECU-ACC FUSE ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) EXCEPT HYBRID FC (RIGHT KICK PANEL) FE (RIGHT CENTER OF DASH) FLCY FRCY PWS FUSE GRY WIRE HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) J/C 3 (LEFT SIDE OF DASH) J/C 7 (RIGHT CENTER OF DASH) LEFT FRONT DOOR COURTESY LIGHT SWITCH (IN LEFT "B" PILLAR) LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LIN LT BLU WIRE LT GRN WIRE MAIN BODY ECU MPX-B 1 FUSE ORG/ WIRE PNK WIRE PPL PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/RED WIRE PPL/WHT WIRE PPL/YEL WIRE RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH (IN RIGHT "B" PILLAR) RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

12 18 16 10 AGND 9 13 26 STA CANH CANL AC (LEFT FRONT CORNER OF ENGINE COMPT) AGND BATTERY BLK WIRE BLU WIRE CA (LEFT REAR OF ENGINE) CC (LEFT SIDE OF ENGINE COMPT) CERTIFICATION ECU (BEHIND RIGHT SIDE OF DASH) COMPUTER DATA LINES SYSTEM DK GRN WIRE ECM (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (LEFT SIDE OF ST RELAY ENGINE COMPT) ENGINE SWITCH FE (RIGHT CENTER OF DASH) GRN WIRE GRY WIRE INSTRUMENT PANEL J/B (BEHIND LEFT END OF DASH) FUSE J/B-B FUSE J/C J/C 2 (LEFT SIDE OF ENGINE COMPT) LT GRN WIRE MAIN FUSIBLE LINK PARK/NEUTRAL POSITION SWITCH (TRANSAXLE ASSEMBLY) ST FUSE STAR STARTER ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE