If you can, it measures the pressure ramp pressure, because if it is very high, of course it is drowning, they also influence water temperature, measuring, and the lambda probe if it does not go well it brings those problems of lack of power from low turns, there are some more things to look, see discarding, the distribution can be out of point.
Hello, have you looked at the state of spark plugs? These go many data such as excess/spark quality defect, mix too poor or rich, oil consumption ... to get closer to the problem without liating to disassemble and check things more ... greetings