Hyundai Tucson (NX4) 2022-2025 Service Manual / Heating, Ventilation and Air Conditioning / Blower / Intake Actuator

Hyundai Tucson: Blower / Intake Actuator

- Description The intake actuator is located at the blower unit. It regulates the intake door by a signal from the control unit. Pressing the intake selection switch will shift between recirculation and fresh air modes. - Components

1. Intake actuator

- Inspection

1.Turn the ignition switch OFF.

2.Disconnect the intake actuator connector.

3.Verify that the intake actuator operates to the fresh air position when connecting 12V to terminal 3 and grounding terminal 4.Verify that the intake actuator operates to the recirculated air position when connected in reverse.

1. -
2. -
3. Recirculated air
4. Fresh air
5. Sensor ground
6. Feedback signal
7. Sensor (+ 5V)

4.Connect the intake actuator connector.

5.Turn the ignition switch ON.

6.Check the voltage between terminal 5 and 6.

Door position	Voltage (V)	Error detecting
Fresh air	0.5 ± 0.15	Low voltage : 0.1V or less High voltage : 4.9V or more
Recirculated air	4.5 ± 0.15	Low voltage : 0.1V or less High voltage : 4.9V or more

* It will feedback the current position of the actuator to controls.

7.If the intake actuator does not operate well, substitute with a known-good intake actuator and check for proper operation.

8.Replace the intake actuator if it is proved that there is a problem with it.

- Replacement

1.Disconnect the negative (-) battery terminal.

2.Remove the main crash pad assembly.(Refer to Body (Interior and Exterior) - "Main Crash Pad Assembly")

3.Disconnect the intake actuator connector (A) and loosen the mounting screws and remove the intake actuator (B).

4.Install in the reverse order of removal.

Climate Control Air Filtar

- Description The climate control air filter is located in the blower unit. It eliminates foreign materials and odor. The particle filter performs a role as an odor filter as well as a convent ...

Controller

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