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11/11/2023 10:18 pm
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What is causing this? Spark plugs replaced a little while ago so can’t be those. 2015 Q50 with the 3.0L
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11/11/2023 11:17 pm
Spark plugs replaced a little while ago so can’t be those.
Yes, it can be those. New plugs can be defective and there are also a lot of counterfeit parts around.
It wouldn't be a bad idea to scan for codes and live data.