Toyota Highlander III (2013-2016) efi main fuse 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

10 47 57 40 SPD CCS 3.5L 3.5L 2.7L 46 2 3 1 51 36 13 26 46 2 3 1 11 24 13 26 MREL +B ABS 1 FUSE ACCELERATOR PEDAL SENSOR ASSEMBLY (ON ACCELERATOR PEDAL BRACKET) BATT STP- BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM DIODE (SHIFT POSITION) (LEFT END OF DASH) ECM (LEFT SIDE OF ENGINE COMPT) EFI 1 FUSE EFI 2 FUSE EFI MAIN FUSE EFI MAIN RELAY ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES M- M+ ETA NCA WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (ON TRANSMISSION) RED WIRE SHIFT POSITION INDICATOR STOP FUSE STOP LP RELAY THROTTLE W/ MOTOR BODY ASSEMBLY (REAR OF ENGINE COMPT) TRANSMISSION CONTROL ECU ASSEMBLY VCPA EPA VPA WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 5 4 6 M- M+ 21 3 4 25 12 MREL +B 23 21 29 22 20 30 VPA EPA VCPA ACCELERATOR PEDAL SENSOR ASSEMBLY (ON ACCELERATOR PEDAL BRACKET) BLK WIRE BLU WIRE BRN WIRE CAN I/F CANL CANH CD (REAR OF LEFT SIDE OF ENGINE) COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER ECM (RIGHT SIDE OF ENGINE COMPT) EFI 2 FUSE EFI FUSE EFI MAIN FUSE EFI MAIN RELAY ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) FA (LEFT SIDE OF DASH) FD (LEFT CENTER OF DASH) 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 M- M+ NCA WIRE ORG/ WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (LEFT END OF DASH) PSFT RED WIRE SHIFT LEVER POSITION SENSOR (ON TOP OF TRANSMISSION) SPDI SPEAKER THROTTLE BODY W/ MOTOR ASSEMBLY (REAR OF ENGINE COMPT) VCTA ETA WHT WIRE WHT/BLK WIRE YEL WIRE

13 26 10 47 48 59 58 57 56 55 54 CAN H CAN L SPD CCS CCHG 46 2 3 1 51 36 MREL +B ABS 1 FUSE ACCELERATOR PEDAL SENSOR ASSEMBLY (ON ACCELERATOR PEDAL BRACKET) BATT STP- BLK WIRE BLU WIRE BRN WIRE CD (REAR OF LEFT SIDE OF ENGINE) COMPUTER DATA LINES SYSTEM DIODE (SHIFT POSITION) (LEFT END OF DASH) ECM (LEFT SIDE OF ENGINE COMPT) EFI 1 FUSE EFI 2 FUSE EFI MAIN FUSE EFI MAIN RELAY ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) GRN WIRE GRY WIRE HOT AT ALL TIMES M- M+ ETA NCA WIRE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY (ON TRANSMISSION) RED WIRE SHIFT POSITION INDICATOR STOP FUSE STOP LP RELAY THROTTLE W/ MOTOR BODY ASSEMBLY (REAR OF ENGINE COMPT) TRANSMISSION CONTROL ECU ASSEMBLY VCPA EPA VPA WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 3 5 4 6 M- M+ 21 3 4 25 12 MREL +B 23 21 29 22 20 30 VPA EPA VCPA ACCELERATOR PEDAL SENSOR ASSEMBLY (ON ACCELERATOR PEDAL BRACKET) BLK WIRE BLU WIRE BRN WIRE CAN I/F CANL CANH CD (REAR OF LEFT SIDE OF ENGINE) COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER ECM (RIGHT SIDE OF ENGINE COMPT) EFI 2 FUSE EFI FUSE EFI MAIN FUSE EFI MAIN RELAY ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) FA (LEFT SIDE OF DASH) FD (LEFT CENTER OF DASH) 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 M- M+ NCA WIRE ORG/ WIRE PNK WIRE POWER MANAGEMENT CONTROL ECU (LEFT END OF DASH) PSFT RED WIRE RELAY ENERGIZED ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) RELAY ENERGIZED INSTRUMENT PANEL J/B (BEHIND LEFT END OF FUSE DASH) SHIFT LEVER POSITION SENSOR (ON TOP OF TRANSMISSION) SPDI SPEAKER STOP FUSE STOP LP RELAY STOP- LIGHT SWITCH (ABOVE BRAKE PEDAL) THROTTLE BODY W/ MOTOR ASSEMBLY (REAR OF ENGINE COMPT) VCTA ETA WHT WIRE WHT/BLK 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

A/C W/PMP FUSE A/F HTR FUSE A/F RELAY ABS ABS MAIN 3 FUSE MTR 2 FUSE ABS J/B-B FUSE MTR 1 FUSE ABS MAIN 2 FUSE AIR CONDITIONING, COOLING FANS SYSTEMS ALT AMP 1 FUSE TOWING FUSE AMP 2 FUSE ANTI-LOCK BRAKES SYSTEM BATT FAN FUSE BATTERY BLK WIRE BLU WIRE CAPACITOR FUSE DC/DC FUSE DC/DC-S FUSE DOOR LOCKS, ANTI-THEFT SYSTEMS SUPPLEMENTAL RESTRAINTS SYSTEM EFI 1 FUSE EFI MAIN FUSE EFI MAIN RELAY ELECTRONIC POWER STEERING SYSTEM AIR CONDITIONING SYSTEM ENGINE CONTROLS SYSTEM ENGINE CONTROLS, TRANSMISSIONS SYSTEMS ENGINE ENGINE CONTROLS, CONTROLS COOLING SYSTEM FANS SYSTEMS ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) ENGINE ROOM R/B 3 (LEFT SIDE ABS OF ENGINE MAIN 1 COMPT) FUSE IGCT RELAY EPS FUSE ETCS FUSE EXTERIOR SOUND, LIGHTS NAVIGATION SYSTEM SYSTEMS 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) FUSIBLE LINK BLOCK ASSEMBLY (LEFT REAR MAIN OF CARGO FUSE AREA) GRN WIRE GRY WIRE H-LP H-LP RH-LO LH-LO RELAY RELAY H-LP LH LO H-LP RH LO FUSE HORN FUSE HORNS SYSTEM INJ FUSE LT BLU WIRE LT GRN WIRE MAIN MAYDAY FUSE FUSE MPX-B 1 FUSE RADIO FUSE NAVIGATION SYSTEM NAVIGATION, SOUND SYSTEMS ODS FUSE S HORN FUSE OIL PMP FUSE ORG/ WIRE PNK WIRE R/B 3 FUSE RED WIRE SEMICONDUCTOR POWER INTEGRATION ECU SHORT 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 WHT WIRE YEL WIRE

A/F EFI 2 HTR FUSE FUSE A/F HTR 2 FUSE A/F RELAY ACCELERATOR PEDAL SENSOR ASSEMBLY (ON ACCELERATOR PEDAL BRACKET) ANTI-THEFT SYSTEM BLK WIRE BLU WIRE BRN WIRE C/OPN RELAY CANH EC COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM CRUISE CONTROL SYSTEM ECM (LEFT SIDE OF ENGINE COMPT) EFI 3 FUSE EFI FUSE EFI MAIN FUSE EFI MAIN RELAY ENGINE ROOM R/B 1 FB (UNDER FRONT OF CENTER CONSOLE) FC STA TC FUEL SUCTION TUBE W/ PUMP, GAUGE ASSEMBLY (IN FUEL TANK) GAUGE GRN WIRE GROUND J/C 1 GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) IDLE UP FUSE IMI IMO INSTRUMENT CLUSTER SYSTEM LT BLU WIRE LT GRN WIRE MA (IN LEFT REAR DOOR) ORG/ WIRE PNK 15 16 17 WIRE PNK EPPM PPMP WIRE RED WIRE RELAY ENERGIZED SEMICONDUCTOR POWER INTEGRATION ECU RDEF SFTD SFTU SFTU SFTD RFC SNWI MPMP STARTING/CHARGING SYSTEM COMPUTER DATA LINES SYSTEM TACH TRANSMISSION CONTROL SWITCH (UNDER CENTER CONSOLE) VCPP VIO WIRE VPA EPA VCPA VPMP WHT WIRE WHT/BLK WIRE YEL WIRE

A/F HTR FUSE A/F RELAY BLK WIRE BLU WIRE BRN WIRE CANH EC COMPUTER DATA LINES SYSTEM COMPUTER DATA LINES SYSTEM CANL COMPUTER DATA LINES SYSTEM TC MREL COOLING FANS SYSTEM DOOR LOCKS SYSTEM COMPUTER DATA LINES SYSTEM ECM (LEFT SIDE OF ENGINE COMPT) EFI 1 EFI 3 FUSE FUSE EFI 2 FUSE EFI MAIN FUSE EFI MAIN RELAY ENGINE ROOM J/B (LEFT SIDE OF ENGINE COMPT) FB (UNDER FRONT OF CENTER CONSOLE) FUEL PMP FUSE FUSE GRN WIRE GROUND J/C 1 (LEFT FRONT CORNER OF ENGINE COMPT) GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B 1 (LEFT SIDE OF ENGINE COMPT) IMO IMI IGSW ANTI-THEFT SYSTEM J/C 2 (LEFT SIDE OF ENGINE COMPT) LT GRN WIRE NEO TACH ORG/ WIRE PARK/NEUTRAL POSITION SWITCH (ON TRANSMISSION) PNK 10 11 12 13 14 WIRE PNK FPC WIRE PNK POWER DISTRIBUTION SYSTEM WIRE PNK WIRE PPMP RED WIRE RELAY ENERGIZED RFC MPMP VPMP SFTU SHIFT POSITION INDICATOR STA SPD SNWI STARTING/ CHARGING SYSTEM STARTING/CHARGING SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/F HTR FUSE A/F RELAY BLK WIRE BLU WIRE CANH CAN+ EC BATT CANISTER PRESSURE SENSOR CANL CAN- CD (REAR OF LEFT SIDE OF ENGINE) COMPUTER DATA LINES SYSTEM COOLING FANS SYSTEM ECM (RIGHT SIDE OF ENGINE COMPT) EFI 2 FUSE EFI MAIN FUSE EFI RELAY ENGINE ROOM J/B 1 (LEFT SIDE OF ENGINE COMPT) FPR VPMP MPMP FUEL TANK PRESSURE SENSOR (IN FUEL TANK) FUO FC FUSE GRN WIRE GROUND J/C 4 (RIGHT FRONT OF ENGINE COMPT) AF GRY WIRE HOT AT ALL TIMES HYBRID SYSTEM CIRCUIT LEAK DETECTION PUMP CANISTER PUMP MODULE LIDO LT BLU WIRE LT GRN WIRE MGND MTRB PNK WIRE PPMP EPPM VCPP VC PNK WIRE PTNK RED WIRE RELAY ENERGIZED RFC SGND TRUNK, TAILGATE, FUEL DOORS SYSTEM VCC VENT VALVE VGND VIO WIRE VLVB VOUT WHT WIRE WHT/BLK WIRE YEL WIRE