Toyota Yaris Fuse Box and Relay Diagrams - Complete Guide

The Toyota Yaris is a popular compact car known for its efficiency, practicality, and affordability. A crucial part of its electrical system is the fuse box, which houses fuses that protect various electrical components throughout the vehicle. Understanding the fuse box diagram of a Toyota Yaris will help car owners troubleshoot potential electrical issues and replace fuses when necessary.

What is a Fuse Box in a Toyota Yaris?

In a Toyota Yaris, the fuse box is a protective hub that distributes electrical power to various components in the car. It contains fuses that safeguard important circuits against short-circuit and overload by breaking the circuit if a problem arises.

Locating the Fuse Box

The main fuse box in a Toyota Yaris is usually located under the dashboard on the driver's side, near the steering wheel. There is often a second fuse box under the hood, known as the power distribution center, that manages higher power components.

How to Read a Fuse Box Diagram

Reading a fuse box diagram in a Toyota Yaris is straightforward. The diagram displays the position, amperage, and functionality for each fuse. Each fuse is labeled with a code that correlates to a specific electrical component, such as headlights, radio, or power windows.

Common Fuse Codes and Their Functions

• 30A – Main Power
• 15A – Radio System
• 10A – Headlights
• 20A – Power Windows
• 25A – Heated Mirrors

Steps to Replace a Fuse

1. Turn off the vehicle and remove the key from the ignition.
2. Locate the fuse box and remove the cover.
3. Identify the blown fuse using the diagram and remove it with a fuse puller or a pair of tweezers.
4. Insert a new fuse of the same amperage into the slot.
5. Replace the cover and start the vehicle to check functionality.

Toyota Yaris Fuse Box Diagram Table