I have a 2019 Santa Fe SE with a weird and very frustrating issue. Out of nowhere warning indicators have started appearing to “Check headlight - low”, “Check signal light” and “Check smart cruise control” and all my driver side lights do not work, the horn doesn’t work and the AC...
2014 Santa Fe Sport 2.4L
after 15-20 minutes driving, outside temp upper 70's, AC on auto set to 66 deg, volume of air falls off sharply and cabin starts to heat up. If I turn off auto and AC then put fan on high, cold air and full volume air flow returns. My guess evap is freezing up, but why?