
The mode selection button controls the direction of the air flow through the ventilation system.
The air flow outlet port is converted as follows:

Face-Level (B, D)

Air flow is directed toward the upper body and face. Additionally, each outlet can be controlled to direct the air discharged from the outlet.
Bi-Level (B, D, E, C)

Air flow is directed towards the face and the floor.
Floor-Level (C, A, D, E)

Most of the air flow is directed to the floor, with a small amount of the air being directed to the windshield and side window defrosters.
Floor/Defrost-Level (A, C, D, E)

Most of the air flow is directed to the floor and the windshield with a small amount directed to the side window defrosters.

Defrost-Level (A, D)
Most of the air flow is directed to the windshield with a small amount of air directed to the side window defrosters.

Instrument panel vents
The outlet vents can be opened or closed separately using the horizontal thumbwheel. To close the vent, rotate it left to the maximum position.
To open the vent, rotate it right to the desired position.
Also, you can adjust the direction of air delivery from these vents using the vent control lever as shown.
Manual heating and air conditioning
Temperature controlHyundai Tucson (LM) 2010-2015 Service Manual: Control Cable Repair procedures
Inspection
1.
Check the select cable for proper operation and for damage.
2.
Check the shift cable for proper operation and for damage.
3.
Check the boots for damage.
4.
Check the boots for wear abrasion sticking, restricted movement or damage.
5.
Check for the weak or damaged ...
Hyundai Tucson (LM) 2010-2015 Service Manual: SS-A Solenoid Valve(ON/OFF) Repair procedures
Inspection
1.
Turn ignition switch OFF.
2.
Disconnect the solenoid valve connector.
3.
Measure resistance between sensor signal terminal and sensor ground terminal.
4.
Check that the resistance is within the specification.
Removal
1.
Remove the air cleaner assembly and air d ...