Hyundai Santa Cruz (NX4A OB) 2021-2025 Service Manual / Heating, Ventilation and Air Conditioning / Blower / Intake Actuator

Hyundai Santa Cruz: 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	0.3 ± 0.15	Low voltage : 0.1V or less High voltage : 4.9V or more
Recirculated air	4.7 ± 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 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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