Kia Soul: Auto Defogging Actuator Repair procedures - Heater - Heating,Ventilation, Air ConditioningKia Soul: Auto Defogging Actuator Repair procedures

Kia Soul EV (PS EV) 2015-2020 Service Manual / Heating,Ventilation, Air Conditioning / Heater / Auto Defogging Actuator Repair procedures

Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the negative (-) battery terminal.
3.
Verify that the auto defogging actuator operates to the open position when 12V is connected to terminal 3 and ground to terminal 4.
Verify that the auto defogging actuator operates to the close position when connected in reverse.
4.
Connect the auto defogging actuator connector.
5.
Turn the ignition switch ON.
6.
Check the voltage between terminals 5 and 6.

1. -
5. Sensor ground
2. -
6. Feedback signal
3. DEF (OFF)
7. Sensor (+ 5V)
4. DEF (ON)

Specification
Door position
Voltage (V)
Error detecting
Defog OFF (CLOSE)
0.30±0.15
Low voltage : 0.1V or less
High voltage : 4.9V or more
Defog ON (OPEN)
3.0±0.15

It will feedback the current position of the actuator to controls.
7.
If the auto defogging actuator does not operate well, substitute with a known-good auto defogging actuator and check for proper operation. Use the replaced actuator if it performs well.
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel")
3.
Remove the driver shower duct (A) after loosening the mounting screw.

4.
Install in the reverse order of removal.
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