Hyundai Sonata: Heater / Mode Control Actuator Description and Operation

Description
The mode control actuator is located at the heater unit.
It adjusts the position of the mode door by operating the mode control actuator based on the signal of the A/C control unit. Pressing the mode select switch makes the mode control actuator shift in order of Vent > Bi-Level > Floor > Mix.
Mode Control Actuator Components and Components Location
Components Location 1. Mode control actuator ...

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 ...

Other information:

Hyundai Sonata LF 2014-2019 Owners Manual: Lane changing
A vehicle which moves into your lane from an adjacent lane cannot be recognized by the radar until it is in the radar's detection range. The radar may not detect immediately when a vehicle cuts in suddenly. Always pay attention to the traffic, road and driving conditions. If a slower vehicl ...

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
On-vehicle Inspection Inspect ignition coil assembly and Perform spark test 1. Check for DTCs.     • If a DTC is present, perform troubleshooting in accordance with the procedure for that DTC. (Refer to DTC guide) 2. Check if sparks occur. (1) Remove the engi ...

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