Cooling system > Capacity
12.2 qt
11.5 L
Applies to: Without towing package
Source: Toyota 2018 Sienna Owner's Manual (OM08019U), page 520
Owner’s manual specs
2018 Toyota Sienna Specs: Fluids & Maintenance Schedule
Figures for the 2018 Toyota Sienna, copied from Toyota’s own owner’s manual. Every one links to the manual page it came from.
From the manufacturer’s manuals. Every figure here is copied from the manufacturer's own manual, with a link to the page it came from. Where a manual is unclear or contradicts itself, we leave the figure out.
Fluids & capacities
Cooling system > Capacity
12.5 qt
11.8 L
Applies to: With towing package
Source: Toyota 2018 Sienna Owner's Manual (OM08019U), page 520
Cooling system > Coolant type
Use either of the following. • “Toyota Super Long Life Coolant” • A similar high-quality ethylene glycol-based non-silicate, non-amine, non-nitrite, and non- borate coolant with long-life hybrid organic acid technology Do not use plain water alone.
Source: Toyota 2018 Sienna Owner's Manual (OM08019U), page 520
Engine oil selection > Oil grade
ILSAC GF-5 multigrade engine oil
Source: Toyota 2018 Sienna Owner's Manual (OM08019U), page 519
Engine oil selection > Recommended viscosity
SAE 0W-20
Source: Toyota 2018 Sienna Owner's Manual (OM08019U), page 519
Maintenance schedule
Normal service schedule
Use this for ordinary driving.
| Service | When |
|---|---|
| Replace cabin air filter Source: Toyota 2018 Sienna Warranty and Maintenance Guide, page 49 | Every 30,000 mi or 36 months |
| Replace engine air filter Source: Toyota 2018 Sienna Warranty and Maintenance Guide, page 41 | Every 30,000 mi or 36 months |
| Replace engine oil and oil filter Source: Toyota 2018 Sienna Warranty and Maintenance Guide, page 40 | Every 10,000 mi or 12 months |
Severe service schedule
Use this if you tow, idle a lot, drive short trips in the cold, or run in dust.
| Service | When |
|---|---|
| Inspect engine air filter Applies to: Driving on dirt roads or dusty roads Source: Toyota 2018 Sienna Warranty and Maintenance Guide, page 38 | 5,000 mi, 10,000 mi, 15,000 mi, 20,000 mi, 25,000 mi, 35,000 mi, 40,000 mi, 45,000 mi, 50,000 mi, 55,000 mi, 65,000 mi, 70,000 mi, 75,000 mi, 80,000 mi, 85,000 mi, 95,000 mi, 100,000 mi, 105,000 mi, 110,000 mi, 115,000 mi |
| Replace engine oil and oil filter Applies to: Driving on dirt roads or dusty roads Source: Toyota 2018 Sienna Warranty and Maintenance Guide, page 39 | 5,000 mi, 15,000 mi, 25,000 mi, 35,000 mi, 45,000 mi, 55,000 mi, 65,000 mi, 75,000 mi, 85,000 mi, 95,000 mi, 105,000 mi, 115,000 mi |
| Replace engine oil and oil filter Applies to: Driving while towing, using a car-top carrier, or heavy vehicle loading Source: Toyota 2018 Sienna Warranty and Maintenance Guide, page 39 | 5,000 mi, 15,000 mi, 25,000 mi, 35,000 mi, 45,000 mi, 55,000 mi, 65,000 mi, 75,000 mi, 85,000 mi, 95,000 mi, 105,000 mi, 115,000 mi |
| Replace engine oil and oil filter Applies to: Extensive idling and/or low speed driving for a long distance such as police, taxi or door-to-door delivery use Source: Toyota 2018 Sienna Warranty and Maintenance Guide, page 40 | 5,000 mi, 15,000 mi, 25,000 mi, 35,000 mi, 45,000 mi, 55,000 mi, 65,000 mi, 75,000 mi, 85,000 mi, 95,000 mi, 105,000 mi, 115,000 mi |
| Replace engine oil and oil filter Applies to: Repeated trips of less than five miles in temperatures below 32°F / 0°C Source: Toyota 2018 Sienna Warranty and Maintenance Guide, page 38 | 5,000 mi, 15,000 mi, 25,000 mi, 35,000 mi, 45,000 mi, 55,000 mi, 65,000 mi, 75,000 mi, 85,000 mi, 95,000 mi, 105,000 mi, 115,000 mi |
| Replace rear differential oil (4WD) Applies to: Driving while towing, using a car-top carrier, or heavy vehicle loading Source: Toyota 2018 Sienna Warranty and Maintenance Guide, page 41 | Every 15,000 mi or 18 months |
| Replace transfer case oil (4WD) Applies to: Driving while towing, using a car-top carrier, or heavy vehicle loading Source: Toyota 2018 Sienna Warranty and Maintenance Guide, page 39 | Every 15,000 mi or 18 months |
Not on this page
- Oil life & reset procedures: The manual we hold doesn't cover this.
- Fuse box locations & fuse chart: The manual we hold doesn't cover this.