ive recently purchased a freelender & alls been fine till a couple of days ago while driving it started coughing & spluttering the more gas you give it the more it trys to die lift off & blip the throttle & it comes back for a short while before cutting out altogether wont restart untill its left for a few mins then it`ll all strart again the more its driven the more frequent it becomes its a 99t with the k series 1.8i that ive heard is problematic anyhow all help gratefully recieved