2021-2024 Toyota Sienna coolant: 2.00 QTS. (1.89 L) — TOYOTA Super Long Life Coolant or similar high-quality ethylene glycol-based non-silicate, non-amine, non-nitrate and non-borate coolant with long-life hybrid organic acid technology Note: DO NOT use plain water alone..

💧Fluid Capacity

2024 Toyota Sienna: 1.20 LBS. (0.54 KG) — HFO-1234yf (R-1234yf) Note: Approximate capacity.

🛢️Oil Type

2024 Toyota Sienna uses 4.20 QTS. (3.97 L) — TOYOTA Genuine Motor Oil. ILSAC GF-6B SAE 0W-16 Multigrade Engine Oil Note: If SAE 0W-16 is not available SAE 0W-20 oil may be used. However, it must be replaced with SAE 0W-16 at the next oil change..

🛞Tires

Most 2021-2024 Toyota Sienna trims use 235/65R17 or 235/60R18, with 36 PSI recommended on most configurations.

🔄Transmission Fluid

2021-2024 Toyota Sienna ATF: 4.60 QTS. (4.35 L) — TOYOTA Genuine Automatic Transmission Fluid Type WS Note: Using ATF other than "TOYOTA Genuine ATF WS" may cause deterioration in shift quality, locking up of the transmission accompanied by vibration, and ultimately damage the transaxle of the vehicle..

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