2011 Toyota Prius electrical system problems
68 owner complaints filed with NHTSA name the electrical system on the 2011 Toyota Prius — 13% of all complaints for this model year.
What owners report
“I was driving my car at over 70 mph on a highway, no check engine, no issues, just had oil changed when check hybrid system alert came on with check engine light. I started to change lanes to get to shoulder when my car just died, completely. It died in the middle of the highway merging with…”
filed Jan 15, 2026
“Odometer Fraud. The contact purchased a 2011 Toyota Prius. The contact stated that while attempting to register the vehicle, it was discovered that there was a mileage discrepancy. The vehicle was a dealer sale. At the time of purchase, the mileage was 145,000 and at the time of registration, it…”
filed Jul 2, 2025
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Electrical System problems in other Prius years
| Year | Reports | Share |
|---|---|---|
| 2024 Prius | 3 | 14% |
| 2022 Prius | 6 | 25% |
| 2019 Prius | 4 | 14% |
| 2018 Prius | 2 | 6% |
| 2017 Prius | 11 | 12% |
| 2016 Prius | 20 | 13% |
| 2015 Prius | 27 | 17% |
| 2014 Prius | 33 | 16% |
| 2013 Prius | 50 | 12% |
| 2012 Prius | 52 | 12% |
| 2010 Prius | 192 | 7% |
| 2009 Prius | 60 | 12% |
Other reported problem areas on the 2011 Toyota Prius
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.