Hyundai Sonata: Automatic climate control system

To defog inside windshield
1. Select desired fan speed.
2. Select desired temperature.
3. Press the defrost 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 defrost 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.
To defrost outside windshield
1. Set the fan speed to the highest (extreme right) position.
2. Set the temperature to the extreme hot position.
3. Select the position.
4. The outside (fresh) air will be selected automaticall ...
Defogging logic
To reduce the probability of fogging up the inside of the windshield, the air
intake is controlled automatically according to certain conditions such as
or
position. To cancel or return the
de ...
See also:
Heated Oxygen Sensor (HO2S). Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the HO2S connector.
3.
Measure resistance between th ...
Purge Control Solenoid Valve (PCSV). Specifications
Specification
Item
Specification
Coil Resistance (Ω)
19.0 ~ 22.0 [20°C(68°F)]
...
Vanity mirror lamp
Pull the sunvisor downward and you can turn the vanity mirror lamp ON or OFF
by pushing the button.
• : To turn the lamp ON.
: To turn the lamp OFF.
CAUTION
To prevent unnecessary cha ...
