Hyundai Sonata: Manual climate control system - Windshield defrosting and defogging - Features of your vehicleHyundai Sonata: Manual climate control system

Windshield defrosting and defogging
WARNING - Windshield heating Do not use the or position during cooling operation in extremely humid weather. The difference between the temperature of the outside air and that of the windshiel ...

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. If the outside (fresh) ai ...

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Engine coolant
The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least once ...

Key operations
(1) Master key (M) Used to start the engine, lock and unlock the doors, lock and unlock the glove box, and open the trunk. (2) Sub key (S) Used only to start the engine and lock and unlock the do ...

ESC OFF Switch. Repair procedures
Inspection 1. Turn ignition switch OFF and disconnect the negative (-) battery cable. 2. Remove the crash pad side switch assembly. ...