Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSTOYOTA2007HIGHLANDER HYBRID, FWDREPAIR AND DIAGNOSIS (SINGLE PAGE)ELECTRICALFUSES & CIRCUIT BREAKERSOEM JUNCTION BLOCK, ECU & FUSE/RELAY LOCATIONS (HYBRID)JUNCTION BLOCK FUSE, RELAY & CIRCUIT IDENTIFICATIONINSTRUMENT PANEL JUNCTION BLOCK LOWER FINISH PANELNOTES
2007 Toyota Highlander Hybrid, FWD
Instrument Panel Junction Block Lower Finish Panel: Notes
2007 Toyota Highlander Hybrid, FWDSECTION Notes
Refer to Figure
Instrument Panel J/B Fuse Identification Legend
| Fuse | System | |
|---|---|---|
| 7.5A | FUEL OPN | Fuel Lid Opener |
| 7.5A | IG1 | Automatic Glare-Resistant EC Mirror |
| Automatic Light Control | ||
| Back-Up Light | ||
| Door Lock Control | ||
| Front Fog Light | ||
| Headlight (w/Daytime Running Light) | ||
| Headlight (w/o Daytime Running Light) | ||
| Interior Light | ||
| Key Reminder and Seat Belt Warning | ||
| Light Auto Turn Off System | ||
| Mirror Heater and Front Window Deicer | ||
| Multiplex Communication System (AVC-LAN) | ||
| Multiplex Communication System (BEAN) | ||
| Multiplex Communication System (CAN) | ||
| Navigation System | ||
| Power Outlet | ||
| Power Window | ||
| Seat Heater | ||
| Sliding Roof | ||
| SRS | ||
| Theft Deterrent System | ||
| Trailer Towing | ||
| 7.5A | IG1 | Turn Signal and Hazard Warning Light |
| Wireless Door Lock Control | ||
| 7.5A | OBD | Engine Control |
| Hybrid System | ||
| Shift Control System | ||
| 7.5A | PANEL | Illumination |
| 7.5A | RAD NO.2 | Air Conditioning (Automatic A/C) |
| Air Conditioning (Manual A/C) | ||
| Audio System (6 Speaker) | ||
| Audio System (8 Speaker) | ||
| Automatic Light Control | ||
| Door Lock Control | ||
| Headlight (w/Daytime Running Light) | ||
| Headlight (w/o Daytime Running Light) | ||
| Interior Light | ||
| Key Reminder and Seat Belt Warning | ||
| Multiplex Communication System (AVC-LAN) | ||
| Multiplex Communication System (BEAN) | ||
| Multiplex Communication System (CAN) | ||
| Navigation System | ||
| Power Window | ||
| Remote Control Mirror | ||
| Shift Lock | ||
| Theft Deterrent System | ||
| Wireless Door Lock Control | ||
| 10A | ECU-IG | Brake Control System |
| EPS | ||
| Hybrid System | ||
| Navigation System | ||
| Shift Lock | ||
| Theft Deterrent System | ||
| 10A | HEATER | Air Conditioning (Automatic A/C) |
| Air Conditioning (Manual A/C) | ||
| Cooling Fan | ||
| Mirror Heater and Front Window Deicer | ||
| Rear Heater | ||
| Rear Window Defogger | ||
| 10A | IGN | Brake Control System |
| Combination Meter | ||
| Cruise Control | ||
| Engine Control | ||
| EPS | ||
| Fuel Lid Opener | ||
| Headlight (w/Daytime Running Light) | ||
| 10A | IGN | Headlight (w/o Daytime Running Light) |
| Hybrid System | ||
| Hybrid Vehicle Immobilizer System | ||
| Illumination | ||
| Interior Light | ||
| Key Reminder and Seat Belt Warning | ||
| Navigation System | ||
| Shift Control System | ||
| SRS | ||
| Taillight | ||
| 10A | TAIL | Front Fog Light |
| Taillight | ||
| Trailer Towing | ||
| 15A | CIG | Cigarette Lighter |
| 15A | IG2 | Engine Control |
| Hybrid System | ||
| Ignition | ||
| 15A | PWR OUTLET1 | Power Outlet |
| 15A | RR WIP | Rear Wiper and Washer |
| 15A | SEAT HTR | Seat Heater |
| 20A | D RR DOOR | Power Window |
| 20A | FR DEF | Mirror Heater and Front Window Deicer |
| 20A | FR FOG | Front Fog Light |
| 20A | P FR DOOR | Door Lock Control |
| Interior Light | ||
| Power Window | ||
| Theft Deterrent System | ||
| Wireless Door Lock Control | ||
| 20A | P RR DOOR | Power Window |
| 20A | S/ROOF | Sliding Roof |
| 20A | STOP | Brake Control System |
| Cruise Control | ||
| Engine Control | ||
| Hybrid System | ||
| Shift Lock | ||
| Stop Light | ||
| Trailer Towing | ||
| 20A | WASHER | Front Wiper and Washer |
| Rear Wiper and Washer | ||
| 25A | D FR DOOR | Interior Light |
| Power Window | ||
| 25A | WIPER | Front Wiper and Washer |
| 30A | POWER | Power Seat (Driver's Seat) |
| Power Seat (Front Passenger's Seat) | ||
| 40A | AM1 | Power Outlet |
INSTRUMENT PANEL J/B RELAY IDENTIFICATION
| RELAY DESCRIPTION |
|---|
| Fog LIGHT Relay |
| Taillight Relay |
| ACC Relay |
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.