2016 Toyota Prius electrical system problems
20 owner complaints filed with NHTSA name the electrical system on the 2016 Toyota Prius — 13% of all complaints for this model year.
What owners report
“During summer months when temperatures are above 100 degrees when accelerating from a complete stop I can hear the engine rev and the RPMs increase but the vehicle will move at 1-2 mph. Even if the accelerator is to the floor. After 3-4 seconds the tires will squeal and the vehicle will be jolted…”
filed Jul 9, 2024
“While driving vehicle on the freeway it stated braking power low, stop in a safe place, antilock brake system malfunction, pre-collision system malfunction, lane departure alert malfunction. I was almost in a major scary accident.”
filed Apr 24, 2024
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- A portion of the engine wire harness connected to the hybrid Power Control Unit (PCU)…Campaign 18V579000 · Sep 5, 2018
Related service bulletins
Some customers may experience echoing on the line calling the vehicle when using Bluetooth Hands Free. This is caused by the phone Hands Free volume being too low.
T-TT-0790-25 · Service Bulletin/Repair Instructions · issued Aug 20, 2025The air conditioning dye injection tool kit has been developed to aid in identifying the location of air conditioning refrigerant leaks. The procedures outlined in this Service Bulletin aid in locating, inspecting, and…
T-SB-0058-23 Rev1 · Service Campaign · issued Jun 13, 2025
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% |
| 2015 Prius | 27 | 17% |
| 2014 Prius | 33 | 16% |
| 2013 Prius | 50 | 12% |
| 2012 Prius | 52 | 12% |
| 2011 Prius | 68 | 13% |
| 2010 Prius | 192 | 7% |
| 2009 Prius | 60 | 12% |
Other reported problem areas on the 2016 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.