2005 Toyota Prius problems and complaints
Owners have filed 1051 complaints with NHTSA about the 2005 Toyota Prius. The most-reported areas: Exterior Lighting (346), Service Brakes (281), Electrical System (178).
Key takeaways
- 1051 owner complaints on file with NHTSA.
- 102 involve a crash, 4 a fire, 66 reported injuries.
- Complaints are unverified owner reports; recalls are confirmed defects.
| Component | Complaints | Share |
|---|---|---|
| Exterior Lighting | 346 | 33% |
| Service Brakes | 281 | 27% |
| Electrical System | 178 | 17% |
| Hydraulic | 128 | 12% |
| Vehicle Speed Control | 109 | 10% |
| Electric | 68 | 6% |
| Engine And Engine Cooling | 64 | 6% |
| Air Bags | 44 | 4% |
| Power Train | 41 | 4% |
| Steering | 39 | 4% |
| Unknown Or Other | 37 | 4% |
| Traction Control System | 19 | 2% |
One complaint can name several components, so shares add up to more than 100%.
| Version | Overall | Front | Side | Rollover |
|---|---|---|---|---|
| 2005 Toyota Prius 4-DR. | Not rated | Not rated | Not rated | Not rated |
Latest complaints, as filed
Owner-written and unverified by NHTSA.
Power Train,unknown Or Other,engine - filed 2026-02-16
Eingen faliur acording to dealership Toyota of Anthioc the veicle is on there lot for now but there diagnostic was engine faliure
Service Brakes - filed 2026-01-11
ABS actuator failed and had little to no braking action while merging on the freeway. Had to swerve to avoid collision on interstate
Exterior Lighting - filed 2025-11-10
The contact owns a 2005 Toyota Prius. The contact stated that while replacing the instrument cluster, the contact discovered that the turn signals were inoperable. The vehicle was taken to the dealer, who determined that an unknown part needed to be replaced. The vehicle was not repaired. The manufacturer was made awar...
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More for the 2005 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.