2012 Toyota Prius V engine problems
36 owner complaints filed with NHTSA name the engine on the 2012 Toyota Prius V — 17% of all complaints for this model year.
What owners report
“Driving down the highway, the engine suddenly threw a rod, causing a terrible jolt, after which the engine burst into flames. There had been no warning lights.”
filed Jun 28, 2026
“The contact owns a 2012 Toyota Prius V. The contact stated while driving at an undisclosed speed, the temperature gauge and check engine warning lights illuminated. The vehicle then stalled. The vehicle was able to be restarted. The vehicle was not diagnosed or repaired by an independent mechanic…”
filed Apr 15, 2024
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related service bulletins
This bulletin includes basic procedures for performing a rescue charge on Ni-MH high voltage (HV) batteries. This bulletin should be used in conjunction with the applicable model and model year Repair Manual while…
T-SB-0009-26 · Service Bulletin/Repair Instructions · issued Feb 13, 2026OBSOLETE NOTICE February 13, 2026: This bulletin is now obsolete. Please see T-SB-0009-26.
T-SB-0119-15 Rev2 · Service Bulletin/Repair Instructions · issued Feb 13, 2026
Engine problems in other Prius V years
| Year | Reports | Share |
|---|---|---|
| 2015 Prius V | 2 | 9% |
| 2014 Prius V | 13 | 16% |
| 2013 Prius V | 15 | 12% |
Other reported problem areas on the 2012 Toyota Prius V
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.