2006 Toyota Sienna Gas Tank Size & Fuel Capacity
Fuel tank capacity
20.0gal · 76 L
The 2006 Toyota Sienna has a fuel tank capacity of 20.0 gallons (76 liters) on every trim.
A full tank is good for roughly 420–480 highway miles or 300–340 miles around town, going by the EPA ratings.
20.0 gal · Bigger than 54% of 2006 models we list.
- By trim
- Gas cap & parts
- Fuel essentials
- Miles per tank
- Fill-up cost
- Other years
- Compared
- Fuel recalls
- Pump & gauge parts
- FAQ
2006 Toyota Sienna fuel tank capacity by trim
What changes the tank sizeTap an option to filter the table
- Drive
- no difference
All 9 trims
MPG and range are city / highway.
| Trim | Engine | Drive | Tank | MPG city / hwy | Range city / hwy | |
|---|---|---|---|---|---|---|
| CE 7-Passenger 4dr Minivan 3.3L 6cyl 5A · FWD MPG 17 / 24Range 340 / 480 mi | 3.3L 6cyl 5A | FWD | 20.0 gal76 L | 17 / 24 | 340 / 480 mi | |
| CE 8-Passenger 4dr Minivan 3.3L 6cyl 5A · FWD MPG 17 / 24Range 340 / 480 mi | 3.3L 6cyl 5A | FWD | 20.0 gal76 L | 17 / 24 | 340 / 480 mi | |
| LE 7-Passenger 4dr Minivan 3.3L 6cyl 5A · FWD MPG 17 / 24Range 340 / 480 mi | 3.3L 6cyl 5A | FWD | 20.0 gal76 L | 17 / 24 | 340 / 480 mi | |
| LE 7-Passenger 4dr Minivan AWD 3.3L 6cyl 5A · AWD MPG 15 / 21Range 300 / 420 mi | 3.3L 6cyl 5A | AWD | 20.0 gal76 L | 15 / 21 | 300 / 420 mi | |
| LE 8-Passenger 4dr Minivan 3.3L 6cyl 5A · FWD MPG 17 / 24Range 340 / 480 mi | 3.3L 6cyl 5A | FWD | 20.0 gal76 L | 17 / 24 | 340 / 480 mi | |
| XLE 7-Passenger 4dr Minivan 3.3L 6cyl 5A · FWD MPG 17 / 24Range 340 / 480 mi | 3.3L 6cyl 5A | FWD | 20.0 gal76 L | 17 / 24 | 340 / 480 mi | |
| XLE 7-Passenger 4dr Minivan AWD 3.3L 6cyl 5A · AWD MPG 15 / 21Range 300 / 420 mi | 3.3L 6cyl 5A | AWD | 20.0 gal76 L | 15 / 21 | 300 / 420 mi | |
| XLE Limited 7-Passenger 4dr Minivan 3.3L 6cyl 5A · FWD MPG 17 / 24Range 340 / 480 mi | 3.3L 6cyl 5A | FWD | 20.0 gal76 L | 17 / 24 | 340 / 480 mi | |
| XLE Limited 7-Passenger 4dr Minivan AWD 3.3L 6cyl 5A · AWD MPG 15 / 21Range 300 / 420 mi | 3.3L 6cyl 5A | AWD | 20.0 gal76 L | 15 / 21 | 300 / 420 mi | |
| No trim matches all of these filters. | ||||||
Tank figures are the manufacturer's rated capacity, sorted smallest tank first. Range is tank size times EPA city or highway MPG.
How far a 2006 Toyota Sienna goes on a tank
Gallons left and the distance they cover at each mark on the fuel gauge, at EPA city and highway mileage. At the combined rating of 19 MPG, a full 20.0-gallon tank covers about 380 miles.
| Gauge | Gallons | Highway miles | City miles |
|---|---|---|---|
| Full | 20.0 | 480 | 340 |
| 3/4 | 15.0 | 360 | 255 |
| 1/2 | 10.0 | 240 | 170 |
| 1/4 | 5.0 | 120 | 85 |
| 1/8 | 2.5 | 60 | 43 |
Over 15,000 miles a year (the EPA's yearly estimate) this configuration uses about 789 gallons, roughly 39 full tanks.
In real driving: owners who log fill-ups at fueleconomy.gov average 20.2 MPG in the Sienna (33 drivers), about 404 miles on a full 20.0-gallon tank.
Fuel gauges aren't perfectly linear and the low-fuel light comes on with a few gallons still in the tank, so plan your stop before the last eighth.
- EPA combined
- 17–19 MPG
- Tailpipe CO2
- 468–523 g/mi
- Source
- EPA ratings
What it costs to fill up a 2006 Toyota Sienna
$85.40 to fill the 20.0-gallon tank from empty with regular, at this week's US average of $4.27 a gallon.
| Tank | Fuel | US avg / gal | From empty | From 1/4 tank |
|---|---|---|---|---|
| 20.0 gal | Regular | $4.27 | $85.40 | $64.05 |
By region, 20.0-gallon tank
| Region | Regular / gal | Fill from empty |
|---|---|---|
| East Coast | $4.02 | $80.40 |
| Midwest | $4.27 | $85.40 |
| Gulf CoastLowest | $3.70 | $74.00 |
| Rocky Mountain | $4.46 | $89.20 |
| West Coast | $5.42 | $108.40 |
| CaliforniaHighest | $5.89 | $117.80 |
Prices: U.S. Energy Information Administration retail averages for the week of October 26, 2026. This week's prices by state and city.
Your own price
- 20.0-gallon tank$85.40
- A year of driving (15,000 mi)$3,371
Starts at the US average for regular; type in what your station charges. For other tank sizes, use the fill-up calculator.
Sienna tank size in other years
The 2006 Sienna uses the same 20.0 gal tank as every Sienna since 2004.
| Model year | Tank | Longest highway range |
|---|---|---|
| 2011 Sienna | 20.0 gal | 480 mi |
| 2010 Sienna | 20.0 gal | 460 mi |
| 2009 Sienna | 20.0 gal | 460 mi |
| 2008 Sienna | 20.0 gal | 460 mi |
| 2007 Sienna | 20.0 gal | 480 mi |
| 2006 Sienna | 20.0 gal | 480 mi |
| 2005 Sienna | 20.0 gal | 480 mi |
| 2004 Sienna | 20.0 gal | 500 mi |
| 2003 Sienna | 20.9 gal | 481 mi |
| 2002 Sienna | 20.9 gal | 481 mi |
| 2001 Sienna | 20.9 gal | 481 mi |
- 2026
- 2025
- 2024
- 2023
- 2022
- 2021
- 2020
- 2019
- 2018
- 2017
- 2016
- 2015
- 2014
- 2013
- 2012
- 2011
- 2010
- 2009
- 2008
- 2007
- 2006
- 2005
- 2004
- 2003
- 2002
- 2001
- 2000
- 1999
- 1998
2006 Toyota Sienna vs similar 2006 minivans
At 20.0 gallons, the Sienna's largest tank ranks fourth of the seven 2006 minivans compared here. The Ford Freestar carries the most (26.0 gal) and the Nissan Quest the least (20.0 gal).
| 2006 model | Tank | Longest highway range |
|---|---|---|
| Ford Freestar | 26.0 gal | 572 mi |
| Saturn Relay | 25.0 gal | 575 mi |
| Kia Sedona | 21.1 gal | 485 mi |
| Toyota Sienna | 20.0 gal | 480 mi |
| Dodge Grand Caravan | 20.0 gal | 480 mi |
| Chrysler Town and Country | 20.0 gal | 480 mi |
| Nissan Quest | 20.0 gal | 480 mi |
Other 2006 minivans of a similar size, one model per brand.
2006 Toyota Sienna fuel system recalls
None of the 11 recalls NHTSA lists for the 2006 Toyota Sienna involve the fuel system.
2006 Toyota Sienna fuel pump and gauge parts
NHTSA lists no fuel-system recall for the 2006 Toyota Sienna, so a failed pump or gauge is a normal repair. These are the part numbers the makers list for it.
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Frequently asked questions
What is the fuel tank capacity of the 2006 Toyota Sienna?
The 2006 Toyota Sienna holds 20.0 gallons (76 liters) on every trim we list.
How many gallons and liters does the 2006 Toyota Sienna gas tank hold?
The 2006 Toyota Sienna tank holds 76 liters, or 20.0 gallons in US gallons.
Does AWD change the 2006 Toyota Sienna gas tank?
No. FWD and AWD versions of the 2006 Toyota Sienna use the same 20.0 gal tank.
How far can a 2006 Toyota Sienna go on a full tank?
About 420–480 miles on the highway and 300–340 miles in town, going from full to empty at its EPA ratings. Expect less in practice, since nobody runs the tank dry.
How many miles can a 2006 Toyota Sienna go on a quarter tank?
About 120 highway miles or 85 in town from the 20.0-gallon tank, which has roughly 5.0 gallons left at the quarter mark. Gauges aren't exact, so treat that as a guide.
How many miles does a 2006 Toyota Sienna really get on a tank?
Drivers who log their fill-ups at fueleconomy.gov average 20.2 MPG in the 2006 Toyota Sienna (33 drivers), which works out to about 404 miles on a full 20.0-gallon tank.
What gas does the 2006 Toyota Sienna take?
Regular unleaded. The label inside the fuel door confirms it for your car.
How much does it cost to fill up a 2006 Toyota Sienna?
At the US average of $4.27 a gallon for regular (EIA, week of October 26, 2026), filling the 20.0-gallon tank from empty costs $85.40. It ranges from $74.00 in the Gulf Coast to $117.80 in California.
How much does a full tank of gas weigh in a 2006 Toyota Sienna?
About 124 pounds for the 20.0-gallon tank. Gasoline weighs roughly 6.2 pounds a gallon.
Does the 2006 Toyota Sienna have a bigger gas tank than the Dodge Grand Caravan?
No, they match: both top out at 20.0 gallons in 2006.
Has the 2006 Toyota Sienna had a fuel pump or fuel system recall?
No. None of the 11 recalls NHTSA lists for the 2006 Toyota Sienna involve the fuel system.
Sources
- Tank sizes: manufacturer-rated capacities from US-market specifications, checked against independent references. Updated October 2026.
- MPG and range: EPA ratings (fueleconomy.gov). Range is tank size times EPA MPG.
- Fuel prices: U.S. Energy Information Administration, week of October 26, 2026 (this week's prices).
- Recalls: NHTSA recall database (Toyota fuel system recalls).
- Real-world MPG: driver-reported fill-ups shared at fueleconomy.gov (My MPG).
Does your owner's manual say something different? Let us know and we'll fix it. More on how we check the numbers.