Hi guys. I know there's not an easy answer to this one as could be any number of possibilities. Been noticing for a while that the idle has been getting more lumpy and a bit rough from cold on the fabia. Its a 2013 105PS 1.2 TSI just coming up to 15K. I get what sounds like a missfire, like a bump, bump / bump, bump, bump type thing going on occasionally. Its generally a bit rough. Its not fantastic when its warmed up either but is smoother but not what i would call a Swiss c