2011 Toyota Sienna engine problems
23 owner complaints filed with NHTSA name the engine on the 2011 Toyota Sienna — 4% of all complaints for this model year.
What owners report
“Driving down highway noticed white smoke coming from car. Exited highway and warning light then came on saying engine oil low. Stopped van immediately on side of the road and had it towed. Appears the oil coolant line burst which is a known issue on these vehicles after google searching, but was…”
filed Nov 11, 2023
“I was driving from toronto to virginia on 23 dec 2020 and refilled gas in springfield ny walmart gas station to refill the gas. When I entered bedford pa turnpike, the car sounded with different sounds from engine on the ramp when entering the 70/76 freeway. When entered to virginia from maryland…”
filed Dec 26, 2020
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% |
| 2017 Sienna | 15 | 10% |
| 2016 Sienna | 4 | 5% |
| 2015 Sienna | 15 | 7% |
| 2014 Sienna | 11 | 7% |
| 2013 Sienna | 7 | 4% |
| 2012 Sienna | 9 | 4% |
| 2010 Sienna | 5 | 3% |
Other reported problem areas on the 2011 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.