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Kia Sedona: Field Effect Transistor (DATC) Repair procedures - Blower - Heating,Ventilation And Air Conditioning - Kia Sedona YP Service ManualKia Sedona: Field Effect Transistor (DATC) Repair procedures

Third generation YP (2014-2025) / Kia Sedona YP Service Manual / Heating,Ventilation And Air Conditioning / Blower / Field Effect Transistor (DATC) Repair procedures

Inspection
1.
Turn the ignition switch ON.
2.
Manually operate the control switch and measure the voltage of the blower motor.
3.
Operate the control switch to raise the voltage up to high speed.

Specification
Fan Speed (Manual)
Motor Voltage (V)
1
3.8
2
4.6
3
5.9
4
7.2
5
8.3
6
9.5
7
11.3
8
Battery

4.
If the measured voltage is not within specification, substitute with a known-good field effect transistor and check for proper operation.
5.
Replace the field effect transistor if it is proved that there is a problem with it.
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box housing.
(Refer to Body - "Glove Box Housing")
3.
Disconnect the connector (A) and then remove the field effect transistor (B) after loosening the mounting screws.

4.
Install in the reverse order of removal.
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