How does a mechanic check if a coil pack is faulty?
Is there a standard test? Apart from replacing parts until we find the problem.
Thanks for the all the input, Have noticed seems to be a common problem but can be caused be many things seemingly.
Mike
I have an A3 1.8T (01)(AUM engine) with the following problem.. When I first start the car in the mornings especially when its cold and wet, the car runs very poorly. When idoling the revs don`t stay constant and the needle jumps up and down, sometimes the car will stall (rarely) to get round...
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