Toyota Prius
Owner complaints to NHTSA for model years 2012–2020, the systems they concern and the trouble codes owners quote. Engines are from fueleconomy.gov.
Owner complaints1,864
Model year with most complaints2012
Crashes · fires · injuries reported214 · 12 · 134
Complaints by model year
| Year | Complaints | Engines | |
|---|---|---|---|
| 2012 | 688 | 4 cyl, 1.5 L; 4 cyl, 1.8 L | |
| 2013 | 414 | 4 cyl, 1.5 L; 4 cyl, 1.8 L | |
| 2014 | 241 | 4 cyl, 1.5 L; 4 cyl, 1.8 L | |
| 2015 | 168 | 4 cyl, 1.5 L; 4 cyl, 1.8 L | |
| 2016 | 181 | 4 cyl, 1.5 L; 4 cyl, 1.8 L | |
| 2017 | 91 | 4 cyl, 1.5 L; 4 cyl, 1.8 L | |
| 2018 | 37 | 4 cyl, 1.5 L; 4 cyl, 1.8 L | |
| 2019 | 30 | 4 cyl, 1.5 L; 4 cyl, 1.8 L | |
| 2020 | 14 | 4 cyl, 1.5 L; 4 cyl, 1.8 L |
Most reported systems
| System | Reports | |
|---|---|---|
| Service brakes | 848 | |
| Electrical system | 252 | |
| Unknown or other | 220 | |
| Engine | 182 | |
| Vehicle speed control | 118 | |
| Visibility/wiper | 105 | |
| Air bags | 103 | |
| Power train | 83 | |
| Structure | 81 | |
| Exterior lighting | 75 |
Generic codes owners quote
| Code | Meaning | Complaints |
|---|---|---|
| P0A94 | DC/DC Converter A Performance | 3 |
| P0A08 | DC/DC Converter Status Circuit | 2 |
| U0293 | Lost Communication With Hybrid/EV Powertrain Control Module | 2 |
| U0142 | Lost Communication With Body Control Module B | 1 |
| U0073 | Control Module Communication Bus A Off | 1 |
| U0155 | Lost Communication With Instrument Panel Cluster (IPC) Control Module | 1 |
| P0A1A | Generator Control Module | 1 |
| P0A0F | Engine Failed to Start | 1 |
| P0441 | EVAP System Incorrect Purge Flow | 1 |
| P0136 | O2 Sensor Circuit Bank 1 Sensor 2 | 1 |
| P0A0D | High Voltage System Interlock Circuit A High | 1 |
| P0102 | Mass or Volume Air Flow Sensor A Circuit Low | 1 |
| P0113 | Intake Air Temperature Sensor 1 Circuit High Bank 1 | 1 |
Toyota-specific codes owners quote
These codes are defined by Toyota; their exact meaning depends on model and year, so read it from Toyota service information.
C1391 ×139C1252 ×18C1256 ×18C1253 ×17C1241 ×2C1247 ×2
A complaint can list several systems. Counts are for the US market; more complaints can simply mean more cars sold.