When to Change Your Toyota and Lexus Transmission Fluid

TLDRLearn when to change your transmission fluid for Toyota and Lexus vehicles. Use WS fluid for newer models and T4 fluid for older models. Change WS fluid every 60,000 miles or 6 years, and T4 fluid every 30,000 miles or 3 years. Stick with the original fluid for the best results. If your car has high mileage, it's better to leave the fluid unchanged. Flushing or overchanging the fluid can lead to issues with the valve body and clutch engagement.

Key insights

🚗Use WS fluid for newer models and T4 fluid for older models

Change WS fluid every 60,000 miles or 6 years, and T4 fluid every 30,000 miles or 3 years

💡Stick with the original fluid for the best performance

🛠️Flushing or overchanging the fluid can lead to issues with the valve body and clutch engagement

🚫If your car has high mileage, it's better to leave the fluid unchanged

Q&A

What transmission fluid should I use for newer Toyota models?

For newer models, use WS fluid, which stands for World Standard.

How often should I change the transmission fluid for older Toyota models?

For older models, use T4 fluid and change it every 30,000 miles or 3 years.

Can I use aftermarket transmission fluid?

It's best to stick with the original fluid from the dealership for optimal performance.

What are the risks of flushing or overchanging the transmission fluid?

Flushing or overchanging the fluid can lead to issues with the valve body and clutch engagement.

Should I change the fluid if my car has high mileage?

If your car has high mileage, it's better to leave the fluid unchanged to avoid potential problems.

Timestamped Summary

00:00Learn when to change your transmission fluid for Toyota and Lexus vehicles.

02:30Use WS fluid for newer models and T4 fluid for older models.

05:30Change WS fluid every 60,000 miles or 6 years, and T4 fluid every 30,000 miles or 3 years.

09:00Stick with the original fluid from the dealership for the best performance.

11:30Flushing or overchanging the fluid can lead to issues with the valve body and clutch engagement.

12:30If your car has high mileage, it's better to leave the fluid unchanged.