Overfuelling

  1. #1
    Black soot on spark plugs. Heavy smell of petrol when engine revved. Poor fuel consumption.

    I'm de-catted with induction kit.

    Lambda is 10,000 miles/2 years old. No fault codes. Could it be lambda still?
  2. #2
    take it off and hit it with the wire brush. also your tappets could affect fuel economy
  3. #3
    May sound simple but run some of that tank cleaner halfords jobby through it, have done this to a mates car and it made the car run a lot better.