Long time listener first time caller, I've had a good look for similar issues but can't seem to find ones for the tdi only the sdi but feel free to point me in the right direction.   Had my mk1 Fabia (estate) for a few months now but recently changed from an A-road commute to a motorway one and I'm struggling to hold a maintain speeds on any hills and no overtaking power atall once above ~40. So basically what I need to know, is this normal for this engine/model or is there someth