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2012 Toyota Prius problems: engine and transmission complaints and recalls
No elevated drivetrain complaint concentration in the available NHTSA records for the 2012 Toyota Prius. Engine, transmission and fuel system account for 18% of relevant complaints.
Better than 90% of the 1,790 model years we track (2010–2023).
Excludes 91 airbag, lighting and seat-belt recall complaints that would otherwise mask the signal (unadjusted: 16%).
Does the 2012 Toyota Prius have engine or transmission problems?
Not as a pattern, going by owner complaints. 111 of 610 relevant complaints filed with NHTSA about the 2012 Toyota Prius concern the engine, transmission or fuel system (18%). For comparison, the 2011 scores 17% and the 2013 scores 18%. This describes the model year, not any one car: a well-maintained or already-repaired example can be fine, and a clean model year can still have a bad car in it.
Complaints by component
The years either side
Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.
How the 2012 compares with other Toyota Prius years
Of the 13 Toyota Prius years with enough complaints to score, the 2012 is the 6th-best on engine and transmission share (18%). The worst is the 2018 (28%), the best the 2010 (11%). By volume, the 2012 drew 701 complaints (111 drivetrain), against 522 for the 2011 and 592 for the 2013.
Toyota Prius years to avoid and best years →
2010 Prius problems · 2011 Prius problems · 2012 · 2013 Prius problems · 2014 Prius problems · 2015 Prius problems · 2016 Prius problems · 2017 Prius problems · 2018 Prius problems · 2019 Prius problems · 2020 Prius problems · 2022 Prius problems · 2023 Prius problems
The rest of the picture on the 2012 Toyota Prius
- The mileage where it happens. When owners of the 2012 Toyota Prius said the problem showed up, and the range most of them fell in.
- Up to 15 owner reports, with the ones about your car's own engine first.
- What to ask the seller and what to check on the test drive, for this car.
- Two cars side by side, if you are deciding between them.
What one owner reported
One of 111 drivetrain complaints. The full report shows up to 15, with quotes about the engine in the car you are looking at first.
2012 Toyota Prius engine and transmission recalls
No engine or transmission recalls. NHTSA lists 8 recall campaigns on the 2012 Toyota Prius, none of them for the engine, transmission or fuel system. A recall is the manufacturer admitting a defect and paying to fix it; whether a specific car still has one open depends on its VIN, which the full report checks. The owner complaints above are a separate record and often point at problems that never became a recall.
8 other recalls on this model year (airbags, lighting, brakes and the rest)
Source: NHTSA recall campaigns filed against this year, make and model. Checked October 3, 2026.
Checking one particular 2012 Toyota Prius? This page is about the model year. Accidents, title brands and odometer records belong to the individual car, and that is what a vehicle history report covers.
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Does the 2012 Toyota Prius have engine or transmission problems?
Not as a pattern, going by owner complaints. 111 of 610 relevant complaints filed with NHTSA about the 2012 Toyota Prius concern the engine, transmission or fuel system (18%). It describes the model year, not any one car, so an inspection still matters.
What is the most common problem with the 2012 Toyota Prius?
Going by NHTSA owner complaints, the most common problem filed against the 2012 Toyota Prius is service brakes: 356 of 701 complaints (51%) name it, followed by electrical system (89) and engine (72). A complaint can name more than one component, so these overlap. Engine, transmission and fuel-system complaints together make up 18% of the relevant total.
Is the 2012 Toyota Prius reliable?
On the engine and transmission, nothing stands out: 18% of relevant complaints filed with NHTSA concern the drivetrain, below the 33% line where we call a signal elevated. That is better than 90% of the 1,790 model years we track. Among the 13 Toyota Prius years we score, it ranks 6th-best. Complaint data describes the model year, not one car, and it says nothing about trim, paint or electronics outside the drivetrain; an independent inspection still decides it.
Are there engine or transmission recalls on the 2012 Toyota Prius?
No. NHTSA lists 8 recall campaigns on the 2012 Toyota Prius, none of them for the engine, transmission or fuel system.
Which Toyota Prius years are better?
Among the Toyota Prius years we track, the 2010 (11%), the 2011 (17%) and the 2023 (17%) have a lower engine and transmission complaint share than the 2012 (18%). Manufacturers fix things mid-generation, so the year before or after can be a different car. Every year side by side: https://thelanecheck.com/cars/toyota-prius
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Check a VINExperimental 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 2 body styles NHTSA files separately.