Table 1 shows three common vehicle speed control related problems of the 2014 Toyota Prius. The number one most common problem is related to the vehicle speed control (20 problems). The second most common problem is related to the car accelerates on its own (two problems).
| Problem Category | Number of Problems |
|---|---|
| Vehicle Speed Control problems | |
| Car Accelerates On Its Own problems | |
| Cruise Control problems |
8/2025 car stalled on freeway. Went to dealer. They said nothing wrong. Then on a trip north, car stalled again on freeway. Went to the nearest dealer. They too said nothing wrong. This time same thing. There is a recall for the exact symptoms of the exact car yet they say the repair was done. Read details...
Sudden unintended acceleration. 2014 Prius was parked for a few days in hot, humid weather. When pulling the car into the driveway at a low speed, the car suddenly accelerated to a velocity fast enough to collide with an SUV parked in the driveway, knocking it through a metal fence and into the Read details...
Acceleration driving east on us rte. 50 at about 60 mph: vehicle accelerated for no apparent reason. I nearly ran into the car ahead of me. This car is equipped with radar adaptive cruise control, which was engaged at the time. I turned off the cruise control in time to avoid a collision. Read details...