Toyota·Highlander·2016 Toyota Highlander·Wiring
Wiring diagram

2016 Toyota Highlander — power distribution

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Power distribution

2 1 2 1 2 1 80A Q BATT 40A P O N N IG1 IG2 K 10A 15A J 5A 10A 10A 30A H 15A 10A G G 25A F 5A 20A 20A 30A 80A 30A E 10A 10A 5A 7.5A 50A 7.5A 20A ALT AM1 ST1 ST2 AM2 B A 140A ON OFF START ACC LOCK ON OFF LOCK ACC START ACC OFF LOCK ON START ON ACC LOCK OFF START E 30A (12 GA-WHT) ENGINE ROOM R/B 1 ASSEMBLY ENGINE ROOM J/B 1 ASSEMBLY A/F RELAY SEMICONDUCTOR POWER INTEGRATION ECU J/C 2 (A77 & C58) BATTERY ENGINE ROOM R/B 1 ASSEMBLY H-LP RH-LO RELAY H-LP LH-LO RELAY EFI MAIN RELAY ENGINE ROOM J/B ASSEMBLY J1 E1 1 2 3 8 7 F2 F4 5 1 A77 A77 C58 6 2 G3 G4 AF3 12 K1 1H 1I AF7 2 6 5 2 4 BLK BLK BLK BLK WHT GRN BLK GRN GRY GRY RED RED LT BLU ORG BLK BLU BLK (OR GRN) YEL WHT BLK GRY WHT WHT BLK BLU BLK YEL LT GRN BLK VIO WHT RED LT BLU BLK BLK BLK BLK BLK BLK GRY BLU WHT BLK BLK BLK A/F HTR FUSE ALT FUSE FAN 1 FUSE ALT-S FUSE ETCS FUSE S HORN FUSE ST FUSE J/B-B FUSE ABS 1 FUSE ABS 2 FUSE ODS FUSE INJ FUSE IG2-EFI FUSE MAIN FUSIBLE LINK IGNITION OR STARTER SWITCH ASSEMBLY IG2 RELAY H-LP LO LH FUSE H-LP LO RH FUSE IG2 MAIN FUSE SHORT EPS FUSE EFI-MAIN FUSE AMP 1 FUSE HORN FUSE TOWING FUSE AMP 2 FUSE MAYDAY FUSE EFI 1 FUSE RADIO FUSE MPX-B 1 FUSE (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) (LEFT SIDE OF ENGINE COMPT) W/ SMART KEY SYSTEM W/O SMART KEY SYSTEM 3.5L (W/O SMART KEY SYSTEM) TO HORN FUSE (DIAGRAM 1 OF 4) FROM IG2 RELAY (DIAGRAM 1 OF 4) TO HTR FUSE (DIAGRAM 4 OF 4) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 3 OF 4) SUPPLEMENTAL RESTRAINTS SYSTEM STARTING/ CHARGING SYSTEM ANTI-LOCK BRAKES SYSTEM ENGINE CONTROLS SYSTEM DOOR LOCKS & ANTI-THEFT SYSTEMS TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 4 OF 4) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 2 OF 4) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 2 OF 4) TRANSMISSIONS & ENGINE CONTROLS SYSTEMS STARTING/ CHARGING SYSTEM STARTING/ CHARGING SYSTEM ENGINE CONTROLS SYSTEM AIR CONDITIONING & COOLING FANS SYSTEMS STARTING/ CHARGING SYSTEM TO ENGINE ROOM R/B 1 ASSEMBLY (DIAGRAM 1 OF 4) STARTING/ CHARGING SYSTEM STARTING/ CHARGING SYSTEM TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 2 OF 4) FROM ECTS FUSE (DIAGRAM 1 OF 4) TO IG2-EFI FUSE (DIAGRAM 1 OF 4) NAVIGATION SYSTEM EXTERIOR LIGHTS SYSTEM ELECTRONIC POWER STEERING SYSTEM HORNS SYSTEM NAVIGATION & SOUND SYSTEMS SOUND & NAVIGATION SYSTEMS CRUISE CONTROL, ENGINE CONTROLS & TRANSMISSIONS SYSTEMS TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 4 OF 4) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 2 OF 4) FROM IGNITION OR STARTER SWITCH ASSEMBLY (DIAGRAM 1 OF 4)
1 1 2 3 2 3 4 4 1 4 1 E T R P +B AGND SSW1 SSW2 AGND SS1 SS2 ACCD B O M 15A 15A 15A 10A L IG1D F D C ACC B E E B B E 5A 5A 15A 15A 30A 10A 10A 5A 10A TRLY A 5A 30A INSTRUMENT PANEL J/B ASSEMBLY MAIN BODY ECU MAIN BODY ECU J/C 10 (F101) ENGINE ROOM R/B 2 ASSEMBLY CERTIFICATION ECU GROUND J/C 2 (A73) ENGINE SWITCH A33 A28 11 H15 H21 F13 6 5 1 F10 F13 12 16 18 10 3 9 11 7 3 5 11 2 1 A17 F20 A37 30 2 1 1 2 UF1 6 1 2 A12 A56 F21 A9 F1 A35 A10 H1 D32 F4 H16 H17 14 A16 K1 A4 A27 YEL YEL WHT/BLK WHT/BLK GRY GRY GRN WHT/BLK BLU GRY GRN WHT YEL VIO WHT YEL VIO GRY GRN GRY GRY WHT GRY WHT/BLK WHT/BLK YEL GRN WHT GRN WHT WHT VIO WHT WHT BLK BLK WHT/BLK WHT/BLK YEL BLK YEL GRY WHT/BLK WHT/BLK GRN GRN GRN BLU GRY GRY GRN WHT PPL/PNK WHT PPL/PNK PPL/YEL PPL/YEL LT GRN RED GRN BLK BLU WHT/BLK TAIL RELAY S/ ROOF FUSE AM1 FUSE IG1 2 RELAY ACC RELAY P/OUTLET RELAY IG1 1 RELAY IG1 3 RELAY PANEL FUSE TAIL FUSE ECU- ACC FUSE P/OUTLET 2 FUSE SFT LOCK- ACC FUSE FR WIPER FUSE P/OUTLET 1 FUSE RR WIPER FUSE WASHER FUSE REAR POWER OUTLET SOCKET ASSEMBLY 1 CENTER POWER OUTLET SOCKET ASSEMBLY POWER OUTLET SOCKET ASSEMBLY 1 IG1 4 RELAY S/HTR F/R FUSE STRG HTR FUSE S/HTR RR FUSE S/HTR F/L FUSE (LEFT END OF DASH) (CENTER OF DASH) (RIGHT SIDE OF ENGINE COMPT) (RIGHT KICK PANEL) (UPPER LEFT SIDE OF DASH) (UPPER RIGHT CENTER OF DASH) (LEFT FRONT OF ENGINE COMPT) FC FA FE AC W/O SMART KEY SYSTEM W/ HEATED STEERING WHEEL SYSTEM W/ SEAT HEATER W/ SMART KEY SYSTEM (NOT USED) (W/ SMART KEY SYSTEM) FROM ENGINE ROOM J/B 1 ASSEMBLY (DIAGRAM 1 OF 4) TO OBD FUSE (DIAGRAM 4 OF 4) TO IG1 1 FUSE (DIAGRAM 3 OF 4) TO IG1 2 FUSE (DIAGRAM 3 OF 4) FROM FUSE IG1 3 (DIAGRAM 3 OF 4) INSTRUMENT CLUSTER, COMPUTER DATA LINES, MIRRORS, NAVIGATION & SOUND SYSTEMS INTERIOR LIGHTS SYSTEM CRUISE CONTROL & TRANSMISSIONS SYSTEMS TO IGNITION OR STARTER SWITCH ASSEMBLY (DIAGRAM 1 OF 4) TO ENGINE ROOM R/B 1 ASSEMBLY (DIAGRAM 1 OF 4) WIPER/WASHER SYSTEM SHIFT INTERLOCK SYSTEM FROM IGNITION OR STARTER SWITCH ASSEMBLY (DIAGRAM 1 OF 4) POWER TOPS SYSTEM EXTERIOR LIGHTS SYSTEM CRUISE CONTROL & NAVIGATION SYSTEMS FROM ENGINE ROOM R/B 1 ASSEMBLY (DIAGRAM 4 OF 4) FROM IGNITION OR STARTER SWITCH ASSEMBLY (DIAGRAM 1 OF 4) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 3 OF 4) SEATS SYSTEM
T R 7.5A 15A 15A 10A 25A 5A Q IGN IG D 10A 5A 7.5A ACC1 ACC2 ELS2 AC1 AC2 GND EXCD IG S 5A 10A 5A 10A C INSTRUMENT PANEL J/B ASSEMBLY DOME CUT RELAY D-DR UNLOCK RELAY L/D-DR UNLOCK RELAY ALL DR LOCK RELAY R/B 5 INSTRUMENT PANEL J/B ASSEMBLY MAIN BODY ECU J/C 9 (F100) J/C 10 (F101) J/C 4 (F94 & F95) ECM SEMICONDUCTOR POWER INTEGRATION ECU ENGINE ROOM J/B ENGINE ROOM J/B 1 D5 D6 F95 F94 F95 H29 A52 H22 D31 A31 A2 A3 H23 D18 D19 L1 D16 H25 F23 F22 10 11 2 1 D11 F18 32 F24 F19 H30 A43 F15 A51 F16 F14 F13 A22 F17 F6 10 7 4 UF1 5 4 1 1 9 AF4 17 A43 24 7 6 5 4 3 2 1 AF4 10 3 5 1 2 F11 A50 A34 A29 WHT VIO BLU BLU GRY GRN BLK GRY GRN GRN GRN RED GRN GRN GRN YEL YEL RED GRY GRY BLK BLK YEL BLK YEL RED LT GRN YEL VIO BLU BLK BLK WHT/BLK WHT/BLK WHT/BLK WHT/BLK RED GRN RED GRN GRN RED WHT/BLK LT BLU PNK LT BLU GRY GRY WHT VIO LT GRN VIO BLU VIO BLU VIO D/L FUSE DOME FUSE EPS-IG FUSE BKUP LP FUSE ECU-IG FUSE IG1 1 FUSE HAZ FUSE AM2 FUSE STRG LOCK FUSE MPX-B 3 FUSE AC INVERTER RELAY DSS IG FUSE IG1 2 FUSE IG1 3 FUSE VOLTAGE INVERTER ASSEMBLY REAR POWER OUTLET SOCKET ASSEMBLY 2 (LEFT END OF DASH) (LEFT END OF DASH) (RIGHT END OF DASH) (UPPER LEFT CENTER OF DASH) (UNDER FRONT OF CENTER CONSOLE) (UNDER CENTER CONSOLE) (RIGHT CENTER OF DASH) (UPPER RIGHT END OF DASH) (RIGHT KICK PANEL) (LEFT SIDE OF ENGINE COMPT) FB FC (NOT USED) (NOT USED) (NOT USED) (NOT USED) (NOT USED) FROM ENGINE ROOM R/B 1 ASSEMBLY (DIAGRAM 1 OF 4) FROM IG1 2 RELAY (DIAGRAM 2 OF 4) FROM ENGINE ROOM R/B 1 ASSEMBLY (DIAGRAM 4 OF 4) TO CERTIFICATION ECU (DIAGRAM 2 OF 4) AIR CONDITIONING SYSTEM ANTI-THEFT SYSTEM INTERIOR LIGHTS SYSTEM EXTERIOR LIGHTS SYSTEM AIR CONDITIONING, MIRRORS, COOLING FANS, DEFOGGER, SEATS, POWER TOPS, NAVIGATION & WIPER/ WASHER SYSTEMS SEATS SYSTEM & WIPER/ WASHER SYSTEMS SHIFT INTERLOCK SYSTEM ELECTRONIC POWER STEERING SYSTEM EXTERIOR LIGHTS & SHIFT INTERLOCK SYSTEMS COOLING FANS & AIR CONDITIONING SYSTEMS STARTING/ CHARGING SYSTEM SHIFT INTERLOCK SYSTEM INSTRUMENT CLUSTER & EXTERIOR LIGHTS SYSTEMS FROM IG1 3 RELAY (DIAGRAM 2 OF 4) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 2 OF 4) TRANSMISSIONS SYSTEM CRUISE CONTROL SYSTEM ANTI-LOCK BRAKES SYSTEM NAVIGATION SYSTEM MEMORY, WARNING, TRUNK, TAILGATE, FUEL DOORS & SOUND SYSTEMS CRUISE CONTROL, ANTI-LOCK BRAKES & EXTERIOR LIGHTS SYSTEMS TRANSMISSIONS, ANTI-LOCK BRAKES & INSTRUMENT CLUSTER SYSTEMS MEMORY, NAVIGATION, CRUISE CONTROL, SOUND, WARNING & COMPUTER DATA LINES SYSTEMS MEMORY & NAVIGATION SYSTEMS
1 2 1 2 10A 30A 30A 5A 20A 20A 20A 20A 7.5A M 50A L 40A 10A 15A 30A 25A 30A 30A 50A 50A K BECU J 5A 7.5A 7.5A H S 20A INSTRUMENT PANEL J/B ASSEMBLY FUEL LOCK RELAY MAIN BODY ECU POWER RELAY DOOR BACK RELAY J/C 7 (F98) J/C 4 (F94 & F95) ENGINE ROOM R/B 1 ASSEMBLY H9 H8 A11 H13 D15 H24 D14 A5 A6 H14 A14 A32 H32 H31 19 18 15 17 13 31 D23 21 16 12 14 A48 F32 A53 A8 A54 F94 6 F95 7 F94 6 5 A55 F9 F10 F2 ORG RED GRN PNK VIO GRY BLU GRY PPL/GRN PPL/ORG VIO ORG BLK BLK BLK GRN BLU PNK YEL GRN RED BLU BLK BLK ORG BLK ORG GRY ORG ORG ORG ORG ORG ORG PNK BLK ORG GRN LT BLU BLK RED RED RED RED RED LT GRN BLK LT GRN DOOR BACK FUSE A/C FUSE P/SEAT F/R FUSE P/SEAT F/L FUSE P/W F/R FUSE P/W R/L FUSE METER FUSE P/W F/L FUSE OBD FUSE P/W R/R FUSE A/BAG-IG FUSE IG2 FUSE PBD FUSE MIR HTR FUSE STOP FUSE A/C RR FUSE IG1 4 FUSE INV FUSE HTR FUSE PTC HTR 3 FUSE PTC HTR 2 FUSE PTC HTR 1 FUSE SHADE FUSE (LEFT END OF DASH) (RIGHT CENTER OF DASH) (UPPER RIGHT END OF DASH) (LEFT SIDE OF ENGINE COMPT) (W/O REAR POWER WINDOW JAM PROTECTION) (NOT USED) (NOT USED) W/ SMART KEY SYSTEM W/O SMART KEY SYSTEM FROM ENGINE ROOM R/B 1 ASSEMBLY (DIAGRAM 1 OF 4) FROM ENGINE ROOM J/B 1 ASSEMBLY (DIAGRAM 1 OF 4) FROM AM1 FUSE (DIAGRAM 2 OF 4) MEMORY SYSTEMS DOOR LOCKS SYSTEM TRUNK, TAILGATE, FUEL DOORS SYSTEM EXTERIOR LIGHTS SYSTEM SUPPLEMENTAL RESTRAINTS SYSTEM COMPUTER DATA LINES SYSTEM SEATS SYSTEM INSTRUMENT CLUSTER, ENGINE CONTROLS, AIR CONDITIONING, ANTI-LOCK BRAKES, DOOR LOCKS, WIPER/WASHER, HEADLIGHTS, EXTERIOR LIGHTS, ANTI-THEFT, WARNING, SUPPLEMENTAL RESTRAINTS, INTERIOR LIGHTS, POWER TOPS, ELECTRONIC POWER STEERING, TRUNK, TAILGATE, FUEL DOORS, NAVIGATION, TRANSMISSIONS, SOUND & CRUISE CONTROL SYSTEMS POWER WINDOWS SYSTEM SEATS & MEMORY SYSTEMS POWER WINDOWS SYSTEM POWER WINDOWS & MEMORY SYSTEMS WARNING SYSTEMS POWER WINDOWS, DEFOGGER & MEMORY SYSTEMS AIR CONDITIONING SYSTEM WARNING SYSTEMS NAVIGATION SYSTEM DOOR LOCKS & ANTI-THEFT SYSTEMS SHIFT INTERLOCK & ANTI-THEFT SYSTEMS COMPUTER DATA LINES SYSTEM ANTI-LOCK BRAKES SYSTEM COMPUTER DATA LINES SYSTEM INSTRUMENT CLUSTER SYSTEM MEMORY SYSTEMS FROM ALT FUSE (DIAGRAM 1 OF 4) POWER TOPS SYSTEM DEFOGGER SYSTEM EXTERIOR LIGHTS SYSTEM TRUNK, TAILGATE, FUEL DOORS, SYSTEM AIR CONDITIONING SYSTEM TO ENGINE ROOM R/B 2 ASSEMBLY (DIAGRAM 2 OF 4) TO R/B 5 (DIAGRAM 3 OF 4)