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2021 Toyota Sienna: common problems and reliability
One of the better Sienna years.
43 owner complaints, most about air bags. 4 recalls.
Should I buy a 2021 Sienna?The 2021 Toyota Sienna has 43 owner-filed NHTSA complaints and 4 recalls on record. The most-reported areas are air bags and service brakes.
Safety record for the 2021 model year
Source: NHTSA complaints and recalls filed for 2021 Toyota Sienna vehicles (US, public record).
The Year Score compares this year with other Sienna years only. How we score it
Is 2021 a good year for the Sienna?
Across the 26 Sienna model years we track, complaint volume runs from 2 (1997) to 2,062 (2004). With 43 complaints, the 2021 Sienna sits below the model's median of 183.
These are raw NHTSA complaint totals, not adjusted for how many cars sold or how long each model year has been on the road. Older and higher-selling years accumulate more complaints.
Where owners report problems
Recalls affecting the 2021 Sienna
air bags:sensor:occupant classification
Campaign 23V865000Toyota 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.
seats:mid/rear assembly:recliner
Campaign 25V086000Toyota 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."
electronic stability control (esc):control module:software
Campaign 22V239000Toyota 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."
equipment adaptive/mobility:wheelchair restraints/securement:latch/anchor:
Campaign 25V877000Vantage 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.
What owners say across generations
Overwhelmingly positive sentiment regarding long-term reliability, practicality, and fuel efficiency, particularly for the hybrid models (2021+).
Owner insights cover all generations of the Sienna. See the full Sienna owner picture and every model year.
Typical used price
Used Sienna listings typically run $14,597–$31,588.
Other Sienna model years
Compare every Sienna year side by side to see how 2021 ranks against the rest.
Compare the Sienna against its rivals
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