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2016 Toyota Prius: engine and transmission complaints

NO ELEVATED SIGNAL
19%
31 of 182 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2016 Toyota Prius. Engine, transmission and fuel system account for 19% of relevant complaints.

Better than 88% of the 1,230 model years we track (2010–2023).

NHTSA data checked September 13, 2026
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Drivetrain complaints
31
engine, transmission, fuel
Total complaints
182
this model year
Fires reported
0
owner-reported
Recall campaigns
6
14 crashes · 8 injuries

Complaints by component

VISIBILITY/WIPER42 · 23%
UNKNOWN OR OTHER37 · 20%
ELECTRICAL SYSTEM26 · 14%
SERVICE BRAKES25 · 14%
ENGINE19 · 10%
VEHICLE SPEED CONTROL18 · 10%

The years either side

2010
11%
278 of 2,821
2011
17%
71 of 518
2012
18%
111 of 697
2013
18%
95 of 589
2014
20%
58 of 320
2015
18%
34 of 205
2016
19%
31 of 182
2017
25%
33 of 147
2018
28%
13 of 58
2019
21%
7 of 38
2020
19%
5 of 30
2021
too few complaints
2022
21%
6 of 32
2023
too few complaints

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

What owners reported

ELECTRICAL SYSTEM,VEHICLE SPEED CONTROL,SERVICE 11/26/2018CRASH1 INJURED
WHILE PARKING MY VEHICLE AND SLOWING DOWN TO ENTER A PARKING SPACE, I EASED OFF THE BRAKE TO PULL INTO THE SPACE WHEN I HEARD THE ENGINE REV LOUDLY AND THEN THE CAR ACCELERATED AND CONTINUED TO ACCELERATE DESPITE ATTEMPTS TO PUMP THE BRAKES, RELEASE THE BRAKES WITHOUT TOUCHING ANY PEDAL AND ALSO TRYING TO PUT THE TRANS…
FUEL/PROPULSION SYSTEM04/21/2026
The car has a very strong gas smell, especially when full.
UNKNOWN OR OTHER,FUEL/PROPULSION SYSTEM08/04/2025
Found coolant leak from heat exchanger into exhaust pipe. Looks like, T-SB-0135-19.

Three of 31 drivetrain complaints. The full report shows more, with quotes about the engine in the car you are looking at first.

Recall campaigns on this model year (6)

HYBRID PROPULSION SYSTEM: INVERTER
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2016 Prius vehicles. A capacitor within the hybrid system may not have been properly bolted to the…
ELECTRICAL SYSTEM:WIRING
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2016-2018 Toyota Prius vehicles. A portion of the engine wire harness connected to the hybrid Powe…
AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE
Toyota Motor Engineering and Manufacturing (Toyota) is recalling certain model year 2016 Toyota Prius vehicles manufactured November 30, 2015, to June 14, 2016. An air b…

This does not say whether a particular car has an open, unrepaired recall. That depends on the VIN.

Before you buy a 2016 Toyota Prius

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle. Combined across 3 body styles NHTSA files separately.