Hyundai Elantra AD (2016-2020) Owners Manual: Auto Defogging System (Only for Automatic Climate Control System)
Auto defogging reduces the possibility of fogging up the inside of the windshield
by automatically sensing the moisture of inside the windshield.
The auto defogging system operates when the heater or air conditioning is on.
Information
The auto defogging system may not operate normally, when ...
Hyundai Elantra AD (2016-2020) Service Manual: In-car Sensor Description and Operation
Description
The In-car air temperature sensor is built in the heater & A/C control unit.
The sensor contains a thermistor which measures the
temperature of the inside. The signal decided by the resistance value
which changes in accordance with perceived inside temperature, is
delivered ...