guys I open a post to explain a problem seemingly out of the sensor turbo on an alfa 159 1.9 diesel 150 hp, from idle up to 2000 rpm, the turbo pressure behaves in an irregular manner, the needle rises and falls in sudden and irregular, and the car has a jerking, if you speed up the whole problem disappears, it is only with a drizzle of gas, according to you, what can? be? it has 80,000 km on the active