2021 Toyota Supra Fuses and Fuse Box | How to fix a blown fuse
Fuse boxes and fuses play a vital role in safeguarding the electrical systems of the 2021 Toyota Supra. The fuse box, which is usually under the hood or under the driver’s side foot panel, is where you’ll find a number of fuses that are meant to keep electrical circuits from overloading and to protect vital parts like lights, power windows, and electronics. As essential safety devices, these fuses will blow in the case of a circuit overload or fault, stopping the flow of electricity and averting possible harm or fires. Maintaining and troubleshooting the electrical systems in the 2021 Supra is crucial to guaranteeing both vehicle dependability and safety in this high-performance sports car. This requires an understanding of the fuse box and its fuses.
2023 GR Supra Specs, Price, Features and Mileage (Brochure)
Fuses
General information
The fuses are located at different places in the vehicle.
Safety information
WARNING
Incorrect and repaired fuses can overload electrical lines and components. There is a risk of fire. Never attempt to repair a blown fuse. Do not replace a nonworking fuse with a substitute of another colour or amperage rating.
In the car’s interior
The fuses are located in the car’s interior in the front passen-ger floor area behind a cover.
Loosen fasteners, and arrows, and open the cover. The fuse box is located on the front right.
In the cargo area
The fuses are located in the cargo area on the right side behind a cover.
Unlock the cover of the right side panel, arrow 1, and fold open, arrow 2.
Additional fuse boxes
Additional fuse boxes are located in the vehicle. In the case of a malfunction, contact your Toyota dealer.
Replacing fuses
The vehicle manufacturer recommends that you have your Toyota dealer replace the fuses.
Fuse information
- BDC
- Front
- Rear
- Fuse values
- F: Fuse
- [A]: Ampere (Fuse – Value)
- *: Spare Slot
2023 GR Supra Specs, Price, Features and Mileage (Brochure)
FAQs
The fuse box in the 2021 Toyota Supra is a crucial component that houses fuses designed to protect various electrical circuits in the vehicle from overloading, preventing potential damage or fires.
The fuse box is typically located either under the driver’s side kick panel or under the hood, depending on the specific model and trim level.
Accessing the fuse box is typically done by removing a cover or panel secured with screws or clips, allowing for easy inspection and replacement of fuses when needed.
The fuses protect various electrical components, including lights, power windows, radio, air conditioning, and more.
You can visually inspect the fuses to check if the metal strip inside is intact. If it’s broken or appears melted, the fuse is likely blown.
If a fuse is blown, it should be replaced with a new one of the same amperage rating. Always consult the owner’s manual for the correct fuse replacement information.
No, using a higher amperage fuse as a replacement can lead to electrical system damage or fires. Always use the recommended amperage rating.
Some 2021 Supra models may come with spare fuses stored in the fuse box or included in the owner’s manual kit.
Fuses do not have a reset option. Once a fuse is blown, it needs to be replaced with a new one.
Common reasons include electrical system faults, overloads, short circuits, or faulty components like a malfunctioning light bulb or accessory.
Yes, replacing fuses is typically a straightforward DIY task that most owners can do themselves. The owner’s manual provides guidance.
Typically, you’ll only need a pair of needle-nose pliers or a fuse puller, which may be provided in the fuse box or included in the owner’s manual kit.
It’s a good practice to label the fuses or refer to the fuse diagram in the owner’s manual to quickly identify which fuse corresponds to which component.
If you’re unable to identify the problematic fuse or resolve the issue, it’s advisable to consult a certified Toyota service technician for diagnosis and repair.
It’s not recommended to add extra fuses to the fuse box, as it can lead to electrical problems and potentially damage the vehicle’s wiring.
Useful Link
View Full PDF:2021 Toyota Supra User Guide