It is now focusing on possible problems with the design of the throttle pedal and the vehicles' electronics.

NHTSA现正集中检测在油门踏板和车辆的电子产品等设计中可能出现的问题。

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You control the amount of air that passes through the throttle plate and into the engine with the gas pedal.

通过油门踏板，你能控制经过节气门进入发动机的空气量。

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Electronic throttles replace mechanical links between the gas pedal and the throttle with electronic relays. The systems, used widely in the industry, reduce vehicle weight and fuel waste.

电子油门用继电器取代了连接油门踏板和油门的机械装置。已被汽车行业普遍使用的电子油门系统可以降低汽车重量，减少汽车油耗。

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Electric boost is also available when a kick-down switch in the throttle pedal is activated by the driver during acceleration.

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Consumers no longer trust Toyotas because a defective gas pedal, or possibly a malfunctioning electronic throttle control system, or maybe a poorly secured floor mat, can cause them to surge out of control.

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Just push the throttle forward, keeping the nose wheel on the centerline with rudder-pedal steering.

FORBES: Magazine Article