DTC Description
WARNING: This page is about a different car, the 2018 Hyundai Accent. However, it is still accessible from the selected car via links, so may be relevant.
If ECM detects that the output signal satisfies the threshold values under enable conditions, ECM sets DTC P013000.
(This DTC might be caused by the malfunction of Heater circuit, so, check the heater circuit first.)