2010 Toyota Prius problems and complaints

Owners have filed 2822 complaints with NHTSA about the 2010 Toyota Prius. The most-reported areas: Service Brakes (1974), Hydraulic (849), Electric (502).

Key takeaways

  • 2822 owner complaints on file with NHTSA.
  • 183 involve a crash, 13 a fire, 65 reported injuries.
  • Complaints are unverified owner reports; recalls are confirmed defects.
Complaints by component
ComponentComplaintsShare
Service Brakes197470%
Hydraulic84930%
Electric50218%
Vehicle Speed Control28710%
Electrical System1927%
Exterior Lighting1485%
Engine1405%
Unknown Or Other1084%
Air Bags843%
Power Train793%
Fuel/Propulsion System602%
Electronic Stability Control (esc)582%

One complaint can name several components, so shares add up to more than 100%.

NHTSA 5-Star crash ratings
VersionOverallFrontSideRollover
2010 Toyota Prius 4-DR.w/SABNot ratedNot ratedNot ratedNot rated

Latest complaints, as filed

Owner-written and unverified by NHTSA.

Service Brakes - filed 2026-09-13

Subject: Vehicle Safety Defect Complaint / Request for Investigation Review Vehicle: 2010 Toyota Prius VIN: [XXX] Component: Electronic Brake Booster / Pressure Accumulator Assembly Dear Administrator, I am writing to formally report a critical safety defect in my 2010 Toyota Prius regarding the electronic brake booste...

Service Brakes - filed 2026-08-27

Component failed: Brake actuator and accumulator on a 2010 Toyota Prius. It is available for inspection upon request. Safety: ABS, traction, and brake lights turned on suddenly in the middle of rush-hour traffic, followed by a spongey, hard-to-press pedal. Braking distance and efficiency was greatly impacted, and driv...

Structure,service Brakes - filed 2026-08-25

To Whom It May Concern, I am writing to formally complain about the way Toyota has handled the problems with my 2010 Toyota Prius and my repeated requests for assistance. I have been a loyal Toyota customer and have purchased two new Toyota vehicles because I trusted Toyota's quality and expected good customer servic...

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More for the 2010 Toyota Prius

Complaints are reports filed by owners with the National Highway Traffic Safety Administration. NHTSA publishes them without verifying them, and counts rise with how many cars were sold, so compare years of the same model rather than different models. Crash ratings are NHTSA's own 5-Star Safety Ratings results.