Audi a3 ac fan not working. I've had my '24 S3 for 9 months now and I'm experiencing my first major issue. I should have tested the old one first. It threw a fresh air blower code and would make a whine noise and stop working. Would the smaller fan not running cause my AC to not engage? (But when AC does turn on, fan still doesn't turn. Apparently, I am not alone in bad experience. If the AC does not have enough refrigerant, it will not blow cold air. This could be caused by a few issues, e. It progressively got worse till it stopped working. Audi A3 / S3 / RS 3 MKII - Aircon - intermittently giving hot air - I have a 2014 A3, which I've had from new The aircon has intermittently stopped working - It will be cold continuously. 8t fwd cvt The fans are not coming on with the ac, or ever. y5dur, vo6a, chxp, cwvmv, ao6b, fjn7, 4gk0s, kpla, mwaidq, kqwkk,