Toyota is already recalling millions of top-selling models in the United States to fix defective gas pedals causing unintentional acceleration.

丰田已经在美国召回了数百万辆畅销车型，以解决油门踏板故障导致车辆突然加速问题。

'The limited research completed so far has not led to identification of safety defects other than sticking gas pedals or pedal entrapment,' the report said.

报告说，目前为止完成的有限研究没有发现油门踏板不能复位或油门踏板被地垫卡住之外的安全缺陷。