Kia Forte: Blower / Power Mosfet

Kia Forte 2019-2021 (BD) Service Manual / Heating, Ventilation and Air Conditioning / Blower / Power Mosfet

Description and operation
Description

It is installed to the DATC and adjusts the fan rpm by precisely controlling the voltage applied to the blower motor.

Repair procedures
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.

Specification

Fan Speed (Manual)
Motor Voltage (V)
1
4.3V
2
5.0V
3
6.3V
4
7.6V
5
8.8V
6
10.1V
7
11.3V
8
Battery

Replacement
1.

Disconnect the negative (-) battery terminal.

2.

Disconnect the power mosfet connector (A).

3.

After loosening the mounting screws, remove the power mosfet (A).

4.

To install, reverse the removal procedure.

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