Newbie with no mechanical brain..EPC problem

[Walters212]

I have an Audi TT tsfi 2011, this morning I started off fine for about 1mile then my car just lost power the the epc light came on the engine is very juddery stuttering all the time unles I have the revs over 3000 so I had to drive to work in 3rd gear any ideas what this could be and ideas of cost?? Any help is much appreciated thanks👍

[zollaf]

plug it into diagnostic computer first to see what fault codes there are.

[Walters212]

Plugged it in and needed 4 new spark plugs and ignition coil 3 total cost £110 so not as bad as I thought