What type of transmission fluid does the Toyota Prius use, and how often should it be replaced?

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What type of transmission fluid does the Toyota Prius use, and how often should it be replaced?

Toyota recommends using WS World Standard ATF fluid, and while its labeled as “lifetime,” many mechanics suggest changing it every 60,000–100,000 km. Discussing proper fluid maintenance can help extend transmission life.

Sirat Ul Jinan asked on 13 Feb 2025 14:20:16 pm

1 Answer

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Car Mechanic Expert - on 13 Feb 2025 14:29:05 pm

The Prius uses Toyota WS World Standard ATF fluid, which is designed for long-term use.

Replacement frequency: While Toyota claims the fluid lasts a lifetime, many mechanics recommend changing it every 60,000–100,000 km to maintain transmission health.

Tip: Always use the recommended fluid type for optimal performance.