Greetings Friend Frank, has the symptoms that is the servo of the accelerator, most of the new cars are now using a kind of electronic guaya (Fiat calls Drive Wire), in which a sensor located on the pedal indicates the position to the ECU and this in turn moves the serve of the accelerator, the bad thing of these is that most of the time the gears of the servo are of plastic To skate inside, leaving the butterfly immobil (internally it has a如果伺服器不采取任何行动,那将保持关闭的力量,最简单的是要替换加速器的身体,如果可以解除武装的话,其他力量会选择再次制作磨损的零件,为什么有些系统会被密封,可以通过踏板加速并通过踩踏板进行加速并聆听,如果您不听,如果您不听,如果您不听(如果您不听)。您听听,但不会加速是对内部齿轮的损坏。祝你好运,告诉我们情况如何。