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Kia Sorento: Mode Control Actuator Inspection - Heater - Heating,Ventilation And Air ConditioningKia Sorento: Mode Control Actuator Inspection

Kia Sorento (XM, 2011-2015) Service Manual / Heating,Ventilation And Air Conditioning / Heater / Mode Control Actuator Inspection

1.
Turn the ignition switch OFF.
2.
Disconnect the mode control actuator connector.
3.
Verify that the mode control actuator operates to the defog mode when connecting 12V to terminal 3 and grounding terminal 4.
Verify that the mode control actuator operates to the vent mode when connected in reverse.

1. -
2. -
3. Defrost mode
4. Vent mode
 5. Sensor ground
6. Feedback signal
7. Sensor (+ 5V)

4.
Connect the mode control actuator connector.
5.
Turn the ignition switch ON.
6.
Check the voltage between terminal 5 and 6.
Specification
Door position
 Voltage (V)
 Error detecting
Vent
 0.45±0.15
 Low voltage : 0.1V or less
High voltage : 4.9V or less
Defrost
 4.55±0.15

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 mode control actuator and check for proper operation.
8.
Replace the mode control actuator if it is proved that there is a problem with it.
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