G1234567 Posted January 8 Share Posted January 8 My Audi s3 2015 has completely lost all boost and the epic light and engine light has come on, any had theses issues Quote Link to comment Share on other sites More sharing options...
Steve Q Posted January 13 Share Posted January 13 I'd recommend a diagnostic check to see if any fault codes flag up. Could be an issue with the turbo Quote Link to comment Share on other sites More sharing options...
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