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Audi a4 shaking on idle??

I have a 2010 audi a4 2.0t, i changed the spark plugs a while back and now the car started to shake on idle and the CEL came on. I took it to auto zone for a scan and they said cylinder 2 is misfiring. I bought the coil and replaced it. But it still shaking on idle followed by a clicking sound in the coil area. Any ideas why??????????

2 Answers

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  • 7 years ago

    A 2010 Audi and you went to Auto Zone???? You need to do some diagnostics instead of parts swapping. It could be an injector, a vacuum leak; intake manifold gasket. The clicking sounds as tho the coil pack (igniter) was the wrong one; or the spark plug insulator is cracked. I've owned a couple of Audi TT's and they go to the dealer for maintenance. Honestly this type of car can be expensive to repair and if you can't afford it, sell it.

  • Anonymous
    7 years ago

    Did you put the right plugs in, is it the right coil pack? Is the CEL flashing? Did you gap them properly?

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