DTC Description
WARNING: This page is about a different car, the 2021 Hyundai Kona. However, it is still accessible from the selected car via links, so may be relevant.
In case the sensor output is 0.4~0.52 V during 3sec or the internal resistance is over 40 kΩ under Prerequisite conditions, ECM sets DTC P013600.
(This DTC might be caused by the malfunction of Heater circuit, so, check the heater circuit first.)