The defect
Toyota Motor Engineering & Manufacturing (Toyota) is recalling certain 2010-2014 Toyota Prius and 2012-2014 Toyota Prius V vehicles. Excessive voltage in the Intelligent Power Module (IPM) within the inverter may cause the hybrid system to shut down, causing the vehicle to stall while being driven.
The risk
If the hybrid system shuts down unexpectedly, it can increase the risk of a crash.
The remedy
Toyota will notify owners, and dealers will update the software for the motor/generator control electronic control unit (ECU) and the hybrid control ECU as necessary, free of charge. The recall began January 22, 2019. Owners may contact Toyota customer service at 1-888-270-9371. Toyota's number for this recall is J0V. Note: The software updates in this recall are needed even if the vehicle had the software previously updated under recalls 14V-053 or 15V-449.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Toyota Prius | 2010, 2011, 2012, 2013, 2014 |
| Toyota Prius V | 2012, 2013, 2014 |
Components: HYBRID PROPULSION SYSTEM
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Toyota Prius | 2010 | 2,823 | 10 |
| Toyota Prius | 2011 | 521 | 6 |
| Toyota Prius | 2012 | 424 | 6 |
| Toyota Prius | 2013 | 414 | 3 |
| Toyota Prius | 2014 | 210 | 3 |
| Toyota Prius V | 2012 | 218 | 3 |
| Toyota Prius V | 2013 | 125 | 2 |
| Toyota Prius V | 2014 | 82 | 4 |
Other hybrid propulsion system recalls in 2018
11 of the 912 recall campaigns reported to NHTSA in 2018 concerned the hybrid propulsion system; Toyota Motor Engineering & Manufacturing filed 245 campaigns in all.
| 18V740000 19 Oct 2018 | Chrysler (FCA US LLC) |
| 18V704000 5 Oct 2018 | Hyundai Motor America |
| 18V666000 25 Sept 2018 | Kia Motors America |
| 18V397000 14 Jun 2018 | General Motors LLC |
| 18V260000 24 Apr 2018 | Hyundai Motor America |
| 18V257000 20 Apr 2018 | Kia Motors America |
| 18V215000 4 Apr 2018 | Zero Motorcycles Inc. |
| 18V166000 12 Mar 2018 | Hyundai Motor America |
NHTSA recalls (public domain) · all recalls of 2018