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Audi Master
14,585 Answers
- Posted on Feb 24, 2011
Re: I have a 6 cylinder 2002 Audi a4 cabriolet. My car is...
Unplug them one at a time then plug them back in. the engine will run worse. when you come to the one that is bad the engine will run the same. that is the bad coil.
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