Kia Soul: Field Effect Transistor (FATC) Inspection - Blower - Heating,Ventilation And Air ConditioningKia Soul: Field Effect Transistor (FATC) Inspection

Kia Soul 2014-2019 PS Service Manual / Heating,Ventilation And Air Conditioning / Blower / Field Effect Transistor (FATC) Inspection

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

Segment
Manual Blower Voltage (V)
A/C ON
A/C OFF
1
3.8
3.4
2
4.5
4.5
3
5.8
5.8
4
7.0
7.0
5
8.6
8.6
6
9.8
9.8
7
11.3
11.3
8
Battery (+)

1.
If the measured voltage is not within specification, substitute with a known-good field effect transistor and check for proper operation.
2.
Replace the field effect transistor if it is proved that there is a problem with it.
    Blower Resistor (Manual) Replacement
    1. Disconnect the negative (-) battery terminal. 2. Remove the glove box housing. (Refer to Body - "Glove Box Housing") ...

    Field Effect Transistor (FATC) Replacement
    1. Disconnect the negative (-) battery terminal. 2. Remove the glove box housing. (Refer to Body - "Glove Box Housing") ...

    See also:

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    1. Remove the ignition coil. (Refer to Ignition System - "Ignition Coil") 2. Using a spark plug wrench, remove the spark plu ...