Hyundai Elantra: Windshield Defrosting and Defogging / Automatic Climate Control System
To defog inside windshield
1. Select desired fan speed.
2. Select desired temperature.
3. Press the defroster button (
).
4. The outside (fresh) air position will be selected automatically.
If the outside (fresh) air position is not selected automatically, adjust the corresponding button manually.
If the 
position
is selected, lower fan speed is adjusted to a higher fan speed.
To defrost outside windshield
1. Set the fan speed to the highest (extreme right) position.
2. Set the temperature to the extreme hot (HI) position.
3. Press the defroster button (
).
4. The outside (fresh) air position will be selected automatically.
If the 
position
is selected, lower fan speed is adjusted to a higher fan speed.
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 ...
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 can ...
Other information:
Hyundai Elantra AD (2016-2020) Service Manual: Compressor oil Repair procedures
Oil Specification
1.
The HFC-134a system requires synthetic (PAG) compressor oil
whereas the R-12 system requires mineral compressor oil. The two oils
must never be mixed.
2.
Compressor (PAG) oil varies according to compressor model. Be sure to use oil specified for the model of compress ...
Hyundai Elantra AD (2016-2020) Owners Manual: Selecting a Child Restraint System (CRS)
When selecting a CRS for your child, always:
Make sure the CRS has a label certifying that it meets applicable Federal
Motor Vehicle Safety Standards (FMVSS 213).
Select a child restraint based on your child’s height and weight. The required
label or the instructions for use typically ...
