YearToAvoid

2016 Toyota Prius Engine Problems

NHTSA lists 29 Engine complaints for the 2016 Toyota Prius, 19% of its 154 total complaints for the year. Median mileage at failure was 22,000. Three crashes and no fires were reported, and no related recalls are listed.

Engine complaints
29
19% of 154
Crashes reported
3
Fires reported
0
Injuries reported
0
Median mileage
22,000 mi
Related recalls
0

Typical engine symptoms owners report

  • Owners describe sudden unintended acceleration, including cases where the car took off on its own while parking or backing up, leading to crashes.
  • Several drivers report hesitation or failure to accelerate from a stop, with the engine revving but the car not moving forward, sometimes tied to hot weather or a running battery cooling fan.
  • Some owners report the vehicle struggling to move forward during normal driving, with one case leading to a fuel system replacement that did not fully resolve the issue.
  • A few complaints describe coolant loss with no visible leak, accompanied by check engine and coolant warning lights.
  • One owner noted a dealer performed a technical bulletin repair replacing the exhaust front pipe, after which coolant and hybrid-system warning lights appeared during highway driving.

When 2016 Toyota Prius engine complaints were filed

First complaint May 10, 2016, latest Mar 13, 2025.

2016 Toyota Prius engine complaints: complaints filed per month2May 2016Dec 2016May 2018Dec 2019Nov 2020Aug 2022Jan 2025
29 complaints filed with NHTSA from May 2016 to Mar 2025; peak Dec 2016 (2).

Engine recalls for the 2016 Toyota Prius

No safety recalls on record for this model year.

Engine complaints by Prius model year

Raw complaint counts per model year; newer years have had less time to accumulate complaints.

  1. 2010435 (16%)
  2. 201178 (15%)
  3. 201243 (10%)
  4. 201357 (14%)
  5. 201431 (15%)
  6. 201514 (8%)
  7. 201629 (19%)
  8. 201725 (27%)
  9. 20188 (22%)
  10. 201910 (33%)
  11. 20202 (14%)
  12. 20213 (50%)
  13. 20224 (17%)
  14. 20230 (0%)
  15. 20242 (8%)
  16. 20251 (6%)

Frequently asked questions

How many engine complaints does the 2016 Toyota Prius have?
NHTSA lists 29 Engine complaints for the 2016 Prius, which is 19% of the 154 total complaints filed for that model year.
Is there a recall for the 2016 Toyota Prius engine?
No related recalls are listed in NHTSA data for this Engine complaint category on the 2016 Prius.
At what mileage do 2016 Prius engine problems typically appear?
The median mileage at failure among reported Engine complaints is 22,000 miles.
Did the 2016 Prius engine issues cause any crashes?
NHTSA data shows 3 crashes and 0 fires linked to Engine complaints on the 2016 Prius, with 0 injuries reported.
How does 2016 compare to other Prius years for engine complaints?
The 2016 Prius's Engine share of 19% is higher than 2015 (8%) but lower than 2017 (27%) and 2019 (33%), based on NHTSA complaint data.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.