Hi I have issue with the idle you can see it at the attached video. I think maybe is some boost leak. I have the following codes p0171 and some times p0300, p0301, p0303 and p0303. Any suggestions from where to start looking?? The car is an 2004 A4 1.8TQ BEX engine 190hp

https://youtu.be/nUUrN1LLtVg?si=OgQWhkb2-ieE3q0h