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Prev Professional Automotive Repair Technical Discussions for June 16, 2023
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2015 Audi A3 Premium 1.8L Misfire, MIL Lamp on VIN: WAUACGFF9F
ok as I expected - it was a carbon issue - odd that it only happen driving when hot and hard . missfire was so bad at times the engine would stall. no drive-ability issue when cold or driving fairly easy used the Wynns 2 part de-carbon system - foam - let sit ... Trouble codes: P0300, P0301, P0302, P0303.
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