missfiring

https://docs.google.com/spreadsheets/d/1IJvy_L7ilqG7dD_5DaEz23AH4ukYxiyR/edit?usp=drivesdk&ouid=105367819851796571211&rtpof=true&sd=true https://docs.google.com/spreadsheets/d/1Ik9HS2BsMF6o1IGG0t8PHfsYwWVgDwgY/edit?usp=drivesdk&ouid=105367819851796571211&rtpof=true&sd=true...

Hey just wondering if any one could help me out at all, i have no idea whats wrong with my car. Its a leon fr and when driving it and you put your foot down the revs build up then when it hits 4-5 revs it starts to judder, like its at its limit or missfiring, its really strange. When i put it in...

I sold my cupra to my GF's brother and the engine light has just come on and the car has started to missfire. This sounds to me like a coil pack, what you reckon? How do you diagnose which one is gone? How easy are they to swap? How much do they cost? Does anyone have Vagcom near to warrington...