2010 Toyota Prius: Reliability Data
When Do Complaints Happen?
Distribution of NHTSA complaints by vehicle mileage at time of report.
What Fails?
Most reported component issues from NHTSA complaints.
Severity Assessment
Sample Complaint Reports
"TL* THE CONTACT OWNS A 2010 TOYOTA PRIUS. WHILE DRIVING OVER LARGE AND SMALL SPEED BUMPS THE VEHICLE ACCELERATED WITHOUT WARNING. AS A CONSEQUENCE HIS RISK FOR SERIOUS INJURY AND CRASH WERE INCREASED. HE IS IN THE PROCESS OF HAVING THE VEHICLE INSPECTED TO DETERMINE THE CAUSE OF THE FAILURE. THE FAI..."
"TL* THE CONTACT OWNS A 2010 TOYOTA PRIUS. WHILE DRIVING OVER LARGE AND SMALL SPEED BUMPS THE VEHICLE ACCELERATED WITHOUT WARNING. AS A CONSEQUENCE HIS RISK FOR SERIOUS INJURY AND CRASH WERE INCREASED. HE IS IN THE PROCESS OF HAVING THE VEHICLE INSPECTED TO DETERMINE THE CAUSE OF THE FAILURE. THE FAI..."
"TL*THE CONTACT TEST DROVE A 2010 TOYOTA PRIUS FROM A AUTHORIZED DEALER. HE STATES THAT HE WAS WEARING POLARIZED SUNGLASSES. HE HAD EXTREME DIFFICULTY READING THE INSTRUMENT PANEL CLUSTER AND SPEEDOMETER GAUGE WHICH EXHIBITED DIM LIGHTING. THE VIN WAS UNAVAILABLE. BL UPDATED 10..."
Source: NHTSA ODI Complaints Database. Names and identifying details omitted.
When Were Complaints Filed?
Number of complaints by the year the issue occurred.
When Does Each Component Fail?
Median mileage at complaint for top components.
Where Are Complaints Coming From?
Top states by complaint count.
Who Files Complaints?
Toyota Prius — Other Years
See how this model compares across different model years.
Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.
Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.
Data through: 2026-03-28
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