Two problems related to brake sensor have been reported for the 2013 Toyota Prius. The most recently reported issues are listed below.
The contact owns a 2013 Toyota Prius c. The contact stated that while driving approximately 30 mph, the brake pedal was depressed and an abnormal hissing sound was heard. The vehicle stopped however, the secondary brakes failed. Triangle Toyota DE san juan (223 marginal, john f. Kennedy bechara, san juan, 00920, puerto rico, +1 787-304-1633) was contacted and the contact was informed that the accumulator pressure sensor needed to be replaced. The vehicle was not repaired. The manufacturer was not made aware of the failure. The approximate failure mileage was 35,000.
Tl the contact owns a 2013 Toyota Prius. While driving approximately 50 mph and attempting to stop the vehicle, the driver depressed the brake pedal and the front end of the vehicle began to swerve and vibrate. The ecu sensor indicator illuminated and the brakes failed. The driver was unable to immediately stop the vehicle. The vehicle eventually stopped in the middle of a busy intersection. The vehicle was driven directly to allen jay Toyota (40 us hwy 27 north, seabring, FL) who initially was unable to determine the cause of the failure. After retrieving the vehicle, the failure recurred. The vehicle was taken back to the dealer where it was diagnosed that the ecu was faulty and needed to be replaced. The vehicle was not repaired. The manufacturer was notified and no solution was offered. The VIN was not available. The failure mileage was 90,000.