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rough idle

  1. A5 General Q&A
    Hi guys, I just bought a 2013 audi a5 2.0tdi on auction, the car was sold as a non runner (didn’t have a battery in it) so we put the jumpers on it & it started. Then it started to idle very rough & there was a lot of white smoke coming out of the exhaust. We had a 35i X5 with white smoke & it...
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