One problem related to solenoid/actuator has been reported for the 2012 Toyota Prius. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2012 Toyota Prius based on all problems reported for the 2012 Prius.
The contact's wife owns a 2012 Toyota Prius v. The contact stated that while his wife was driving at an undisclosed speed, the brake pedal was depressed and went to the floorboard. Additionally, the brakes intermittently failed to stop the vehicle immediately. Several unknown warning lights were illuminated. The vehicle was taken to the dealer, where it was diagnosed, and the mechanic retrieved dtc code: c1391. The contact was informed that the abs actuator and pump assembly needed to be replaced. The vehicle was not repaired. The manufacturer was made aware of the failure. The failure mileage was approximately 160,000.