Audi A4C B6 starts preo does not accelerate

Good morning friends excuse the discomfort, my audi was crashed at the pilot's door a regular blow but it turns out that the engine is arranged by the engine fondles but when trying to accelerate only it uploads about 800 rpm and falls and this is repetitive I assume that by logic it does not connect the speeds either, it can be said that the sector that indicates the speeds is the flashboard flashea