hi im new on this site and well kinda stuck with my mk 5 1.3 fiesta its been sittin there 4 a week as old owner didnt send log book off so waitin for that so i can tax it but im up there nearly every day and giving the engine a warm up as its been cold as i was warming it up 2 day the engine light come on but drives fine only thing i have done 2 it recenly is change the spark plugs thats it can ne 1 help