>
Hyundai Equus Manuals

Hyundai Equus: Temperature Control Actuator Repair procedures - Heater - Heating, Ventilation and Air Conditioning - Hyundai Equus VI 2009-2026 Service ManualHyundai Equus: Temperature Control Actuator Repair procedures

Second generation VI (2009–2026) / Hyundai Equus VI 2009-2026 Service Manual / Heating, Ventilation and Air Conditioning / Heater / Temperature Control Actuator Repair procedures

Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the temperature control actuator connector.
3.
Verify that the temperature control actuator operates to the warm (Driver's side) or cool (Passenger's side) position when connecting 12V to terminal 3 and grounding terminal 4.
Verify that the temperature control actuator operates to the cool (Driver's side) or warm (Passenger's side) position when connected in reverse.
[Driver's side]

1. -
2. -
3. Warm position
4. Cool position
5. Sensor (+ 5V)
6. Feedback signal
7. Sensor ground

[Passenger's side]

1. -
2. -
3. Cool position
4. Warm position
5. Sensor ground
6. Feedback signal
7. Sensor (+ 5V)

4.
Connect the temperature control actuator connector.
5.
Turn the ignition switch ON.
6.
Check the voltage between terminal 6 and 7 (Driver's side) or 5 (Passenger's side).
Specification
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

It will feedback the current position of the actuator to controls.
7.
If the measured voltage is not within specification, substitute with a known-good temperature control actuator and check for proper operation.
8.
Replace the temperature control actuator if it is proved that there is a problem with it.
Replacement
[Driver's side]
1.
Disconnect the negative (-) battery terminal.
2.
Using a screwdriver or remover, remove the driver's side crash pad side cover.

3.
After loosening the mounting screws, remove the crash pad lower panel (A).

4.
Disconnect the crash pad lower panel switch connector (A) and knee air bag connector (B).

5.
Remove the driver's side shower duct (A) after loosening the screw.

6.
Disconnect the temperature control actuator connector (A), and then remove the temperature control actuator (B) after loosening the mounting screws.

7.
Install in the reverse order of removal.
[Passenger's side]
1.
Disconnect the negative (-) battery terminal.
2.
Remove the cowl side trim.
(Refer to Body - "Cowl Side Trim")
3.
To remove the crash pad under cover [RH] (A), press both sides of the locking pin and then pull it down.

4.
Disconnect the under lamp connector (A).

5.
Remove the stopper (B) from the glove box (A).

6.
Disconnect the air damper (A) from the glove box (B).

7.
Remove the glove box housing (A) after loosening the mounting screws and nuts.

8.
Disconnect the glove box lamp connector (A).

9.
Remove the passenger's side shower duct (A).

10.
Disconnect the connector (A) and then remove the temperature control actuator (B) after loosening the mounting screws.

11.
Install in the reverse order of removal.
    Temperature Control Actuator Description and Operation
    Description The temperature control actuator is located at the heater unit. It regulates the temperature by the procedure as follows. The signal from the control unit adjusts the position of the ...

    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. ...

    See also:

    Description and Operation
    Description 1. System operation HUD is a system that displays various information ahead of the wind shield glass for safety and convenience so that the driver can view the vehicle information ...

    Heated Oxygen Sensor (HO2S) Troubleshooting
    Signal Waveform Fig.1) The signal waveforms of front HO2S(the upper) and heater(the lower) at idle Fig.2) The signal waveforms of rear HO2S(the upper) and heater(the lower) at idle Fig.3) Typical ...

    Side Impact Sensor (SIS) Description and Operation
    Description The Side Impact Sensor (SIS) system consists of two kinds of side impact sensor which are installed at each center of the front door module (left and right) and two rear sensors whi ...

    Categories

    Hyundai Equus Manuals

    © 2011-2026 Copyright www.heqmanual.com