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Toyota Prius Transmission Fluid Specifications by Chassis Code
Which transmission or transaxle fluid is documented? Compare actual published manufacturer references for 4 exact Toyota Prius chassis codes. Values can differ across drivetrain, trim and production period.
4documented chassis
2distinct published answers
2source documents
2026-10-04latest evidence review
Before applying a specification
View all Toyota Prius chassis →Confirm the engineering configuration
CVT, automatic and hybrid transaxle systems must not be treated as interchangeable. Use the exact transmission and source reference before selecting any fluid.
Year ranges here describe the cited chassis coverage, not every option sold under the same model name worldwide. The actual service manual and fitted equipment take precedence.
Source-linked answers
Transmission Fluid Specifications: chassis comparison
Open the original exact-code answer to see the manufacturer reference and full caveat.
| Exact code | Documented years | Transmission fluid reference | Manufacturer source |
|---|---|---|---|
| ZVW30 | 2009–2015 | Toyota ATF WS · 3.4 L ↗ | Toyota Motor Corporation ↗Checked 2026-10-02 |
| ZVW50 | 2015–2018 | Toyota ATF WS · 3.6 L ↗ | Toyota Motor Corporation ↗Checked 2026-10-04 |
| ZVW51 | 2015–2018 | Toyota ATF WS · 3.6 L ↗ | Toyota Motor Corporation ↗Checked 2026-10-04 |
| ZVW55 | 2015–2018 | Toyota ATF WS · 3.6 L ↗ | Toyota Motor Corporation ↗Checked 2026-10-04 |
Documented differences
Which codes share an answer?
Grouped by exact published text. Similar wording is not treated as proof of identical equipment.
Reviewable evidence
Source scope and important caveats
Toyota Prius ZVW30 — Hybrid transaxle fluid ↗
Published answer: Toyota ATF WS · 3.4 L
Toyota specifies Genuine Auto Fluid WS with a 3.4 L reference capacity for the ZVW30 hybrid transmission.
Applicability: Toyota labels the capacity as a reference value and advises proper service procedures for fluid replacement.
Toyota Japan Prius 2010 owner manual · Toyota Motor Corporation · Manufacturer reference ↗
Toyota Prius ZVW50 — Hybrid transaxle fluid ↗
Published answer: Toyota ATF WS · 3.6 L
Toyota specifies ATF WS with a 3.6 L reference capacity for the Prius hybrid transmission.
Applicability: Toyota advises dealer service when replacement is required.
Toyota Japan Prius owner manual — 2016-03 · Toyota Motor Corporation · Manufacturer reference ↗
Toyota Prius ZVW51 — Hybrid transaxle fluid ↗
Published answer: Toyota ATF WS · 3.6 L
Toyota specifies ATF WS with a 3.6 L reference capacity for the Prius hybrid transmission.
Applicability: Toyota advises dealer service when replacement is required.
Toyota Japan Prius owner manual — 2016-03 · Toyota Motor Corporation · Manufacturer reference ↗
Toyota Prius ZVW55 — Hybrid transaxle fluid ↗
Published answer: Toyota ATF WS · 3.6 L
Toyota specifies ATF WS with a 3.6 L reference capacity for the Prius hybrid transmission.
Applicability: Toyota advises dealer service when replacement is required.
Toyota Japan Prius owner manual — 2016-03 · Toyota Motor Corporation · Manufacturer reference ↗