The heating and cooling system can be controlled manually by pushing buttons other than the AUTO button. In this case, the system works sequentially according to the order of buttons selected.
When pressing any button except the AUTO button while using automatic operation, the functions not selected will be controlled automatically.
1. Start the engine.
2. Set the mode to the desired position. To improve the effectiveness of heating and cooling:
- Heating:
- Cooling:
3. Set the temperature control to the desired position.
4. Set the air intake control to the outside (fresh) air position.
5. Set the fan speed control to the desired speed.
6. If air conditioning is desired, turn the air conditioning system on.
7. Press the AUTO button in order to enable full automatic control of the system.
Hyundai Sonata LF 2014-2019 Service Manual: Mode Control Actuator Repair procedures
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the mode control actuator connector.
3.
Verify that the mode control actuator operates to the defrost mode when connecting 12V to terminal 3 and grounding terminal 4.
Verify that the mode control actuator operates to the vent mod ...
Hyundai Sonata LF 2014-2019 Owners Manual: Steering Wheel Audio Control
NOTICE
Do not operate audio remote control buttons simultaneously.
VOLUME (VOL + / - ) (1)
Move the VOLUME lever up to increase volume.
Move the VOLUME lever down to decrease volume.
SEEK/PRESET (˄/˅)
(2)
If the SEEK/PRESET lever is moved up or down and held for 0.8 second or more,
it will ...