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    Variable Performance with A3 2.0 TDI?

    Hi Guys, I've got a 2006 A3 2.0TDI (140) PD, BKD engine code. Something strange happens with this car throughout the drive. E.g in the morning on first start, the car will be a bit sluggish which I expect is normal as it isn't fully warm. When the engine is half way warm the performance will...