Have owned my 1.33 Auris from new so I know its "driving" history so to speak and I am the only driver of it Anyway, around 5 months ago I noticed that it could feel a little "flat" on the motorway at times, but more than this I was aware of a sensation that felt as if you you were coming on and off the power very slowly and regularly. The effect was subtle and certainly couldn't be seen on speedo but you could sense it. Sometimes you wondered if it was just imagination... So on Friday last I r