Hyundai Elantra AD (2016-2020) Service Manual: Heater Unit Repair procedures
Replacement
When prying with a flat-tip screwdriver or use a prying trim
tool, wrap it with protective tape, and apply protective tape around the
related parts, to prevent damage.
1.
Disconnect the negative (-) battery terminal.
2.
Recover the refrigerant with a ...
Hyundai Elantra AD (2016-2020) Service Manual: Evaporator Temperature Sensor Description and Operation
Description
The evaporator temperature sensor will detect the evaporator
core temperature and interrupt compressor relay power in order to
prevent evaporator from freezing by excessive cooling. The evaporator
temperature sensor has the Negative Temperature Coefficient (NTC).
Electrical re ...