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) Owners Manual: Lane Keeping Assist (LKA) System
The Lane Keeping Assist (LKA) system helps detect lane markers on the road with
a front view camera at the front windshield, and assists the driver's steering to
help keep the vehicle between lanes.
When the system detects the vehicle straying from its lane, it alerts the driver
with a ...
Hyundai Elantra AD (2016-2020) Service Manual: Heated Oxygen Sensor (HO2S) Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the HO2S connector.
3.
Measure resistance between the HO2S terminals 2 and 5 [B1/S1].
Measure resistance between the HO2S terminals 3 and 4 [B1/S2].
4.
Check that the resistance is within the specification.
Specification : ...
