Toyota Vios Key Fob Battery Replacement Guide

Anh Tuan, a recent Vios 2020 owner from Hanoi, was delighted to discover how easy it is to replace the key fob battery at home. Being meticulous, he thoroughly researched the process before tackling this task himself.

The Vital Role of Your Vios Key Fob Battery

Though small, the key fob battery plays a crucial role, enabling you to unlock, start, and secure your Vios. Like all batteries, it has a limited lifespan and needs replacing periodically.

When to Replace Your Vios Key Fob Battery

Recognizing a low key fob battery is simple:

• Increased Button Presses: You find yourself pressing the buttons repeatedly to unlock or lock your car.
• Reduced Range: The key fob’s operating range decreases, requiring you to be closer to the car.
• Dim or Inactive LED: The key fob’s LED light is weak or doesn’t illuminate when buttons are pressed.

Is Replacing the Battery Difficult?

Not at all! Replacing the Vios key fob battery is straightforward and can be done at home without professional assistance.

Step-by-Step Vios Key Fob Battery Replacement Guide

Tools You’ll Need

• CR2032 Battery (common for car key fobs)
• Small Flathead Screwdriver
• A Few Cotton Swabs

Replacement Steps

1. Open the Key Fob: Use your thumb or a small object to gently pry open the back cover of the key fob along the small groove (usually located on the side).
2. Remove the Old Battery: Inside, you’ll see the old battery. Carefully pry it out using a cotton swab or the small screwdriver.
3. Insert the New Battery: Place the new CR2032 battery into the compartment, ensuring the positive (+) side faces upward.
4. Close the Key Fob: Replace the back cover and press gently until you hear a click.

Important Notes:

• Use a genuine CR2032 battery for optimal performance and longevity.
• Exercise caution during the process to avoid damaging the key fob’s internal components.