Volkswagen Jetta. Volkswagen beetle. repair, maintenance, diagnostics, and no division of spheres of

The situation is as follows: during acceleration felt twitching, and not very smooth idle. Twitching like the acceleration, but smooth and discrete, with it suddenly, they are held, and the car jerks as if something gives someone a kick up the backside and the acceleration continues beyond normal, fast and without jerks.
And it appears not all the time. You can drive 40 miles an absolutely normal, and then to disperse suddenly start twitching again. In this case the car is not deaf or during acceleration or when working on hlostyh.

What is this?
Candles? High voltage wires? The bad gasoline?

Help, I sit I am suffering …

30 April 2012

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