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2025 2nd generation ('Juniper' refresh)

2025 Tesla Model Y Fluid Types and Capacities

Which transmission fluid, coolant, and brake fluid the 2025 Tesla Model Y takes, with capacities and the specifications each one has to meet. Transmission: Drive-unit reduction gearboxes are lifetime-fill. Coolant: Tesla-specific sealed battery/powertrain coolant loop, no owner service.

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2025 Tesla Model Y fluid guide

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SystemFluid type & capacity
CoolantTesla-specific sealed battery/powertrain coolant loop, no owner service
TransmissionDrive-unit reduction gearboxes are lifetime-fill
Brake fluidDOT 3 brake fluid; test for contamination every 4 years
Power steeringNone (electric power steering)

Washer fluid is the only owner-refillable reservoir

Which Tesla Model Y model years does this cover?

These fluids specifications apply to every Tesla Model Y built from 2025 through 2025 — the 2nd generation ('Juniper' refresh), compact electric crossover suv (refreshed body, light-bar front/rear). Nothing in this specification changes between those model years. Pick your year for the engines it offered, what changed that year, and the problems recorded against it.

What changed during the 2025 Tesla Model Y

  • 2025US Juniper deliveries began March 2025 with the loaded Launch Series (LR AWD); standard Long Range AWD and RWD followed mid-year. Note: some legacy-body cars were also sold as early 2025 models. Check the front end (full-width light bar = Juniper). Performance (21-in Arachnid 2.0, ~460 hp) and the decontented Standard trim arrived October 2025 as 2026 models.

2025 Tesla Model Y fluids: common questions

What transmission fluid does a 2025 Tesla Model Y take?

Drive-unit reduction gearboxes are lifetime-fill. Transmission fluid specifications are not interchangeable. Friction modifiers differ between them, and the wrong fluid causes shudder long before it causes failure.

What coolant does a 2025 Tesla Model Y use?

Tesla-specific sealed battery/powertrain coolant loop, no owner service.

What brake fluid does a 2025 Tesla Model Y take?

DOT 3 brake fluid; test for contamination every 4 years.

Sources

Other Tesla Model Y generations