Hyundai Elantra Owners and Service Manuals

Hyundai Elantra: Heater / Mode Control Actuator

Hyundai Elantra (CN7) 2021-2024 Service Manual / Heating, Ventilation and Air Conditioning / 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.
Components and components location
Components Location

1. Mode control actuator


Specifications
Specifications
Door position
Voltage (V)
Error detecting
Max. cooling
0.3 ± 0.15
 Low voltage : 0.1V or less
Max. heating
4.7 ± 0.15
 High voltage : 4.9V or more

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 terminal 3 and grounding terminal 7.
Verify that the mode control actuator operates to the vent mode when connected in reverse.

Pin No
Function
1
-
2
-
3
Vent mode
4
Sensor (+5V)
5
Feedback signal
6
Sensor ground
7
Defrost mode

4.
Connect the mode control actuator connector.
5.
Turn the ignition switch ON.
6.
Check the voltage between terminal 6 and 5.
7.
If the measured voltage is not within specification, check the operation by replacing the existing mode control actuator with a new genuine part. After that, determine whether replacement of the temperature control actuator is required or not.
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 then remove the mode control actuator (B) after loosening the mounting screws.

4.
To install, reverse the removal procedure.

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    Categories

    Tilting the sunroof

    Tilt the sunroof open:

    Push the sunroof control lever upward until the sunroof moves to the desired position.

    To close the sunroof:

    Press the sunroof lever forward until the sunroof moves to the desired position.

    read more

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