2018 Toyota Prius Problems, Recalls & Reliability
46 owner complaints sit in the federal file for the 2018 Toyota Prius, alongside 1 recall campaign and 1 defect investigation. It scores 2/100 on the trouble index — one of this model's quieter years.
One of the quieter years. Relative to its siblings, the 2018 Toyota Prius has drawn well-below-average complaint volume with at least four years on the road.
Better year
Where 2018 sits among all Prius years
What owners report
Mileage when trouble shows up
Among the 30 reports that include an odometer reading, problems most often appear around 17,550 miles. Half of those reports fall between 6,000 and 39,000 miles — a useful range to weigh against the mileage of the exact car you're looking at.
Recalls (1)
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2016-2018 Toyota Prius vehicles. A portion of the engine wire harness connected to the hybrid Power Control Unit (PCU), could contact the cover at this connection and wear, causing an…
Fix: Toyota will notify owners, and dealers will inspect the engine wire harness assembly and replace it if damage is found. A protective sleeve or protective tape will be included to prevent any future…
Federal defect investigations
Led to recall campaign 22V063000.
Technical service bulletins
199 manufacturer communications — service bulletins, the biggest share on electrical and body & structure — are on file for the 2018 Toyota Prius. A TSB is factory repair guidance, not a recall — the repair is not automatically free.
Complaint history for this model year
When owners filed their reports — a long tail means problems kept surfacing for years.
Questions buyers ask
Is the 2018 Toyota Prius reliable?
The 2018 Toyota Prius drew 46 complaints in federal safety records — one of this model's quieter years. Its trouble index is 2/100, scored against the model's worst year (2010).
What are the most common 2018 Toyota Prius problems?
The top reported problems for the 2018 Toyota Prius are electrical (7 complaints), visibility & wipers (6), and other (5).
At what mileage do 2018 Toyota Prius problems show up?
Owners most often report 2018 Toyota Prius problems around 17,550 miles. Half of all reports that include an odometer reading fall between 6,000 and 39,000 miles.
Does the 2018 Toyota Prius have recalls?
1 recall campaign applies to the 2018 Toyota Prius. Recall repairs are free at any franchised dealer.
Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.