2014 Toyota Prius V engine problems

13 owner complaints filed with NHTSA name the engine on the 2014 Toyota Prius V — 16% of all complaints for this model year.

Engine complaints

16%

share of all complaints

—

median reported incident mileage

0 / 2

crash / fire reports

What owners report

“I purchased a 2014 Toyota Prius V in 2013, and it currently has 120,000 miles on it. Last month, the engine light came on, so I took it to a dealership. They diagnosed the issue and provided the codes P0302 and P0304. After consulting multiple shops, all confirmed that coolant is leaking into the…”
filed Jun 30, 2026
“The car began to jerk, made knocking noises, miss fires on cylinder 1, 2 and 4, coolant leakages, oil leakages, compression issues and the check engine light keeps turning on and off. My safety has been put into play because, the car would jerk many of times as it would want to stop as I was…”
filed Jan 14, 2025

Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.

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, 2026
OBSOLETE 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