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2015 Toyota Prius: engine and transmission complaints

NO ELEVATED SIGNAL
18%
34 of 205 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2015 Toyota Prius. Engine, transmission and fuel system account for 18% of relevant complaints.

Better than 89% of the 1,230 model years we track (2010–2023).

NHTSA data checked September 13, 2026
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Drivetrain complaints
34
engine, transmission, fuel
Total complaints
205
this model year
Fires reported
1
owner-reported
Recall campaigns
3
34 crashes · 20 injuries

Complaints by component

SERVICE BRAKES106 · 52%
ELECTRICAL SYSTEM34 · 17%
UNKNOWN OR OTHER26 · 13%
POWER TRAIN16 · 8%
ENGINE13 · 6%
FUEL/PROPULSION SYSTEM10 · 5%

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

POWER TRAIN,SERVICE BRAKES,FUEL/PROPULSION SYSTE04/26/2022CRASH2 INJURED
My mom was involved in an accident in her 2015 Toyota Prius on April 19, 2022, which she advised lurched forward at a stop and when applying the brakes to stop the vehicle, she said was unresponsive, causing her to clip a vehicle and sending her vehicle into a ditch totaling her car and injuring her passenger and her. …
AIR BAGS,SERVICE BRAKES,ENGINE08/28/2023CRASH1 INJURED
Driving making slight turn car locked up steering wheel, brakes and gas all locked up ran in to a wall. The vehicle just failed with no prior warning.
POWER TRAIN,VEHICLE SPEED CONTROL,SERVICE BRAKES06/10/2019CRASH1 INJURED
I ENTERED MY PARKED, STATIONARY PRIUS, PRESSED MY RIGHT FOOT ON THE BRAKE PEDAL, DISENGAGED THE PARKING BRAKE AND PRESSED THE ON/OFF BUTTON TO TURN THE CAR ON. MY FOOT REMAINED ON THE BRAKE PEDAL. THE ENGINE IMMEDIATELY RACED AND THE CAR BEGAN TO ACCELERATE AT HIGH SPEED. I STOMPED ON THE BRAKE PEDAL AND THE CAR KEPT M…

Three of 34 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 (3)

HYBRID PROPULSION SYSTEM: INVERTER
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2013-2015 Prius and 2014-2017 Prius V vehicles not included in recall 18V-684. Excessive voltage i…
AIR BAGS
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain model year 2014-2015 Toyota Prius V vehicles manufactured November 7, 2013, to January 7, 2015. Th…
TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS
Southeast Toyota Distributors, LLC (SET) is recalling certain model year 2015 Toyota Prius C vehicles manufactured April 20, 2015, to June 30, 2015. In the affected vehi…

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

Before you buy a 2015 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.