Hyundai Elantra: Convenient Features of Your Vehicle / Windshield Defrosting and Defogging

WARNING

Windshield heating

Do not use the Hyundai Elantra. Windshield Defrosting and Defogging or Hyundai Elantra. Windshield Defrosting and Defogging position during cooling operation in extremely humid weather. The difference between the temperature of the outside air and that of the windshield could cause the outer surface of the windshield to fog up, causing loss of visibility could cause an accident resulting in serious injury or death. In this case, set the mode selection knob or button to the Hyundai Elantra. Windshield Defrosting and Defogging position and fan speed control knob or button to a lower speed.

NOTICE

If the engine temperature is still cold after starting, then a brief engine warm up period may be required for the vented air flow to become warm or hot.

System Maintenance
Climate control air filter This filter is installed behind the glove box. It filters the dust or other pollutants that enter the vehicle through the heating and air conditioning system. Have the ...

Manual Climate Control System
To defog inside windshield 1. Select any fan speed except “0” position. 2. Select desired temperature. 3. Select the or position. 4. The outside (fresh) air will be selected automatically ...

Other information:

Hyundai Elantra AD (2016-2020) Service Manual: Ambient Temperature Sensor Repair procedures
Inspection 1. Check the resistance of the ambient temperature sensor between terminals 1 and 2 whether it changes by changing the ambient temperature. 1. Ambient Sensor (+)2. Sensor ground Specification Ambient temperature [°C (°F)] Resistance between terminal 1 and 2 (k?)-30 (-22)4 ...

Hyundai Elantra AD (2016-2020) Owners Manual: Defogging logic
To reduce the probability of fogging up the inside of the windshield, the air intake or air conditioning are controlled automatically according to certain conditions such as or position. To cancel or return the defogging logic, do the following. Manual climate control system 1. Turn the i ...

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