2012 Toyota Sienna steering problems
15 owner complaints filed with NHTSA name the steering on the 2012 Toyota Sienna — 6% of all complaints for this model year.
What owners report
“The battery light came on suddenly and the power steering went out making it extremely difficult to steer the vehicle. An accident was narrowly avoided. We replaced the battery, alternator, and serpentine belt. The problem resolved for over 6 months, then reappeared. It starts with no issue, is…”
filed Sep 15, 2025
“My wife let me know that when turning to the right (not an aggressive turn, but a normal turn from one lane to the next), the whole electrical system of the minivan would shut down and then come back on. I had a mechanic check it out and they say that this is due to the electrical steering system…”
filed Jun 22, 2023
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Steering problems in other Sienna years
| Year | Reports | Share |
|---|---|---|
| 2022 Sienna | 1 | 1% |
| 2021 Sienna | 3 | 2% |
| 2020 Sienna | 3 | 8% |
| 2017 Sienna | 7 | 5% |
| 2016 Sienna | 4 | 5% |
| 2015 Sienna | 11 | 5% |
| 2014 Sienna | 8 | 5% |
| 2013 Sienna | 11 | 6% |
| 2011 Sienna | 24 | 4% |
| 2010 Sienna | 11 | 6% |
| 2009 Sienna | 12 | 6% |
| 2008 Sienna | 33 | 8% |
Other reported problem areas on the 2012 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.