2017 Toyota Sienna engine problems
15 owner complaints filed with NHTSA name the engine on the 2017 Toyota Sienna — 10% of all complaints for this model year.
What owners report
“Subject: Safety Defect Complaint – 2017 Toyota Sienna (VIN: [XXX] ) Dear NHTSA Safety Division, I am submitting a safety complaint regarding my 2017 Toyota Sienna, VIN [XXX] . In June 2023, while traveling on I-81 South in Virginia with my family of seven, the van stalled suddenly and emitted white…”
filed Nov 19, 2025
“The contact owns a 2017 Toyota Sienna. The contact stated that occasionally while driving approximately 35 MPH, the vehicle lost automotive power before jolting forward. There was an unknown warning light illuminated. In addition, the contact stated that the failure had progressed over time. The…”
filed Oct 3, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Engine problems in other Sienna years
| Year | Reports | Share |
|---|---|---|
| 2022 Sienna | 5 | 4% |
| 2021 Sienna | 8 | 5% |
| 2020 Sienna | 6 | 17% |
| 2019 Sienna | 4 | 9% |
| 2018 Sienna | 5 | 7% |
| 2016 Sienna | 4 | 5% |
| 2015 Sienna | 15 | 7% |
| 2014 Sienna | 11 | 7% |
| 2013 Sienna | 7 | 4% |
| 2012 Sienna | 9 | 4% |
| 2011 Sienna | 23 | 4% |
| 2010 Sienna | 5 | 3% |
Other reported problem areas on the 2017 Toyota Sienna
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.