Hyundai Sonata: Manual Heating and Air Conditioning / Air conditioning

Push the A/C button to manually turn the system on (indicator light will illuminate) and off.

Fan speed control
The fan speed can be set to the desired speed by pushing the fan speed control button. The higher the fan speed is, the more air is delivered. Pressing the OFF button turns off the fan. Information ...

OFF mode
Push the OFF button of the front to turn off the air climate control system. You can still operate the mode and air intake buttons as long as the ignition switch is in the ON position. ...

Other information:

Hyundai Sonata LF 2014-2019 Owners Manual: Hazard Warning Flasher
The hazard warning flasher serves as a warning to other drivers to exercise extreme caution when approaching, overtaking, or passing your vehicle. It should be used whenever emergency repairs are being made or when the vehicle is stopped near the edge of a roadway. To turn the hazard warning flas ...

Hyundai Sonata LF 2014-2019 Service Manual: DCT Control Module (TCM) Description and Operation
Description • Function The Transmission Control Module (TCM) is like the brain for the Dual Clutch Transmission (DCT). It receives information from various sensors for a wide range of transmission controls to provide an optimal driving environment for the driver. The TCM is programmed ...

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