Recalls (4)
NHTSA lists 4 recall campaigns for the 2021 Toyota Sienna Hybrid. Check whether yours was repaired with NHTSA's free VIN lookup ↗
Only NHTSA and your automaker know whether your specific car was repaired. PlainVIN shows every recall campaign listed for a model year, with the official text and how many cars have been fixed so far.
Check on NHTSA ↗Wheelchair Restraint Retractor May Not Lock
- Summary
- Vantage Mobility, LLC (VM) is recalling certain 2021-2026 Honda Odyssey, 2021-2025 Chrysler Pacifica, and Toyota Sienna vehicles equipped with QRT-Deluxe and QRT-Max wheelchair restraints. The retractors may not lock, preventing the wheelchair from being properly secured.
- Consequence
- An unsecured wheelchair can move during transit, increasing the risk of injury.
- Remedy
- Dealers will inspect and replace the retractors, free of charge. Owner notification letters was mailed January 27, 2026. Owners may contact Vantage Mobility customer service at 1-800-488-9082.
Loose Third-Row Seatback Bolts/FMVSS 202
- Summary
- Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2021-2025 Sienna Hybrid vehicles. The bolts for the seatbacks on the third-row seat assemblies may not be tightened properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) numbers 202, "Head Restraints," 207, "Seating Systems," and 225, "Child Restraint Anchorage Systems."
- Consequence
- An improperly tightened seatback may not adequately restrain the occupant during a crash, increasing their risk of injury.
- Remedy
- Dealers will tighten the seat assembly bolts, free of charge. Owner notification letters were mailed April 1, 2025. Owners may contact Toyota's customer service at 1-800-331-4331. Toyota's number for this recall is 25TA05.
OCS Sensors May Short Circuit
- Summary
- Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2020-2021 Avalon, Avalon Hybrid, Corolla, Highlander, Highlander Hybrid, RAV4, RAV4 Hybrid, Lexus ES350, Lexus RX350, Lexus RX450H, 2021 Sienna Hybrid, Lexus ES250, 2020-2022 Camry, Camry Hybrid, and ES300H vehicles. A short circuit may develop in the Occupant Classification System (OCS) sensor, preventing the front passenger air bag from deploying.
- Consequence
- An air bag that does not deploy during a crash increases the risk of injury.
- Remedy
- Dealers will inspect and replace the sensor as necessary, free of charge. Interim letters notifying owners of the safety risk were mailed in February 2024. Some final remedy owner letters were mailed October 31, 2024. Letters will continue to be mailed in phases through January 2026. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's number for this recall is 23TB15/23TA15 Lexus 23LB03/23LA03.
Stability Control Deactivated on Startup/FMVSS 126
- Summary
- Toyota Engineering & Manufacturing (Toyota) is recalling certain 2022 Lexus LX 600, Lexus NX 350h, Lexus NX 450h+, Toytoa RAV4 Hybrid, 2021-2022 Lexus LS 500h, Toyota Mirai, RAV4 PRIME, Sienna, Venza, and 2020-2022 Toyota Highlander Hybrid vehicles. The Skid Control ECU software may not turn on the Vehicle Stability Control (VSC) system when the vehicle is restarted after the driver has disabled the VSC system. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 126, "Electronic Stability Control Systems."
- Consequence
- Driving with a deactivated stability control system increases the risk of a crash.
- Remedy
- Dealers will update the Skid Control ECU software, free of charge. Owner notification letters were mailed May 27, 2022. Owners may contact Toyota customer service at 1-800-331-4331. Toyota's number for this recall is 22TA03. Lexus' number for this recall is 22LA01.
PlainVIN shows public government records for education. It isn't a vehicle inspection or legal advice. Check your own VIN with NHTSA or your dealer.
Owner complaints (43)
43 complaints filed with NHTSA (owner reports, not verified findings). The air bags is mentioned most often.
As reported by owners in their complaints. These are reports, not NHTSA findings.
Most-reported components
| Component | Complaints | % of 43 |
|---|---|---|
| Air bags | 13 | 30.2% |
| Service brakes | 7 | 16.3% |
| Seats | 5 | 11.6% |
| Structure | 5 | 11.6% |
| Electrical system | 4 | 9.3% |
| Visibility/wiper | 4 | 9.3% |
| Engine | 3 | 7% |
| Unknown or other | 3 | 7% |
| Exterior lighting | 2 | 4.7% |
| Power train | 2 | 4.7% |
How 2021 compares with other Sienna Hybrid years
Best and worst Sienna Hybrid years →| Model year | Complaints | Recall campaigns |
|---|---|---|
| 2021 | 43 | 4 |
| 2022 | 20 | 4 |
| 2023 | 68 | 2 |
| 2024 | 69 | 3 |
| 2025 | 267 | 5 |
| 2026 | 13 | 0 |
Counts are owner reports, not failure rates. Higher sales years tend to draw more reports. Owners are still filing reports for recent model years, so these counts will grow. Source: NHTSA ODI, retrieved Oct 6, 2026.
Crash tests: 5 stars overall
Source: NHTSA 5-Star Safety Ratings (NCAP), 2021 Toyota Sienna Hybrid van fwd, retrieved Oct 6, 2026.
Fuel economy: up to 36 mpg combined
- EPA annual fuel cost
- $1,850
- CO₂ tailpipe
- 246 g/mi
- EPA class
- Minivan -
What it costs you to run
Miles ÷ 36 mpg × $4.354 (EIA US average regular, week of Oct 5, 2026, all taxes included). Source: EPA · EIA.
EPA label estimates from lab tests; your mileage will vary.
Specs by configuration
| Engine · transmission | Drive | City / Hwy / Comb | EPA $/yr | CO₂ g/mi |
|---|---|---|---|---|
| 2.5 L 4-cyl · AV-S6 CVT | Front-Wheel Drive | 36 / 36 / 36 | $1,850 | 246 |
| 2.5 L 4-cyl · AV-S6 CVT | All-Wheel Drive | 35 / 36 / 35 | $1,900 | 253 |
Source: EPA fuel economy data, retrieved Oct 6, 2026. Configurations are listed when EPA and NHTSA records match.
Looking at a 2021 Sienna Hybrid for sale?
Print a one-page buyer's checklist: each recall campaign with a box to tick when the seller shows proof of repair, the top complaint areas to inspect, crash stars, MPG, and a link back to this page.
Where to next
2021 Toyota Sienna Hybrid FAQ
How many recalls does the 2021 Toyota Sienna Hybrid have?
NHTSA lists 4 recall campaigns: 25V877000 (wheel), 25V086000 (seat), 23V865000 (air bag), 22V239000 (electronic stability control (esc)). Use NHTSA's VIN lookup to see whether a specific car was repaired.
What are the most common 2021 Toyota Sienna Hybrid problems?
Owners filed 43 complaints with NHTSA. Air bags (13), Service brakes (7), Seats (5) are mentioned most. These are owner reports, not verified findings.
What mpg does the 2021 Toyota Sienna Hybrid get?
EPA rates the 2.5 L 4-cyl · AV-S6 CVT version at 36 city, 36 highway and 36 combined mpg. Other configurations are listed in the fuel economy section.
What safety rating did the 2021 Toyota Sienna Hybrid get?
NHTSA rated the 2021 Toyota Sienna Hybrid van fwd 5 stars overall, with 4 stars frontal, 5 stars side and 4 stars rollover (14% rollover risk).
How this page was madeSources, processing, limits, review and changes
Data sources
- NHTSA recalls by vehicle
Retrieved Oct 6, 2026 - US DOT recall completion rates (data.transportation.gov)
Retrieved Oct 6, 2026 - NHTSA ODI owner complaints
Retrieved Oct 6, 2026 - NHTSA NCAP 5-Star Safety Ratings
Retrieved Oct 6, 2026 - EPA fuel economy data (licence confirmation pending)
Retrieved Oct 6, 2026 - EIA weekly retail gasoline prices
Weekly, all taxes included
Processing
- Complaints are counted per component. One complaint can list several, so component totals add up to more than the total.
- Fuel cost = miles per year ÷ EPA combined mpg × EIA weekly price for your region.
Limitations
- Complaint counts are owner reports, not verified findings or failure rates. There is no sales denominator.
- Recall campaigns are listed for the model year. Only NHTSA and the automaker know whether a specific car was repaired.
- Recent model years are still collecting reports.
Review
Data compiled automatically from the official files listed here.
Changelog
- 2026-10-06 Data refreshed from the official files.