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Thanks for choosing Just Answer . I'm Wolfgang here to help!!Below is my first answer or request for more information. If you do not understand it, or you need more information from me, or need me to go in more detail. Do not rate yet, just reply. Put yourself in my shoes, I can not see, smell, hear, feel or touch your car, nor do I know any history on it. So take into consideration I am doing my best based on what you tell me. Also understand fixing cars often requires sophisticated tools, that you may not own. So even if you can not do what is outlined in my answer, that does not mean my answer is wrong deserving to be rated negative.
is the check engine light on ? was a scan test performed to see if there were any codes?
the p0102 is a fass air flow code where extensive diagnosis is needed with VAG COM scan tool to isolate the issue . There can be an air to fuel mixture issue where it can cause this rought running issue at low rpms. do you have VAG COM scan tool?
need to have it to isolate it. it is the only way to narrow down this!!
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