1st Generation (2000—2003) Prius Problems

This generations ranks 44th out of 86 Toyota generations in reliability and is generally a good bet. Owners have the most complaints about the electrical (37%), engine (18%), and the steering (12%). We've listed some of the most recent complaints below, see them all on CarComplaints.com.

  1. HV Battery Is Defective 4 complaints at an average of 120,875 miles in the 2001 Toyota Prius.
  2. Engine Failure 1 complaints at an average of 100,000 miles in the 2003 Toyota Prius.
  3. Bad Transaxle Assembly 1 complaints at an average of 114,000 miles in the 2002 Toyota Prius.

What Prius Year is Most Reliable?

Generations are a good baseline for prediciting reliability, but there will almost always be year-to-year differences. We've calculated a reliability score for each model year within this generation, but we've based that score on how the model year compares to all Toyota model years.

Watch out for the 2001 model year which has the highest PainRank™ score in this generation.

Year Complaints Recalls TSBs PainRank (?)
2003 4 1 85 3.43
2002 3 2 90 2.33
2001 9 3 110 5.75
2000 0 0 14 0.0

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