Must look this up. Learning every day. Have never heard of this. Was using loads of red ex wonder if that would help?

Sorry Mike I knew I should have taken pics. apologies to everyone. Lesson learned, just a heads up for anyone thinking of something cheap to check and fix as I swore it was my injectors. Cheers for the reply Mike

Hi everyone Have read everbody's advice in here some of it brilliant but anyways my 04 TD4 freelander 1 has been running real rough and very smokey at idle and take off for ages. Well I've tried everything and followed loads of advice. Swapped the Egr for a delete, new fuel & air Filters...