Hyundai Kona: Blower / Power Mosfet 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
3.8 ± 0.5
2
5.0 ± 0.5
3
6.1 ± 0.5
4
7.3 ± 0.5
5
8.5 ± 0.5
6
9.7 ± 0.5
7
10.9 ± 0.5
8
Battery

Diagnosis With GDS
1.
The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).
※ The diagnostic system (GDS) provides the following information.
(1) Self diagnosis : Checking the failure code (DTC) and display.
(2) Current data : Checking the system input/output data state.
(3) Actuation test : Checking the system operation condition.
(4) Additional function : Other controlling such as he system option and zero point adjustment.
2.
Select the 'Car model' and the system to be checked in order to check the vehicle with the tester.
3.
Select the 'Current data' menu to search the current state of the input / output data.
The input / output data for the sensors corresponding to the Power Mosfet can be checked.

4.
To perform compulsory operation on Power Mosfet input factors, select "ACTUATION TEST".

Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Disconnect the power mosfet connector (A) and then remove the power mosfet (B) after loosening the mounting screws.

3.
To install, reverse the removal procedure.
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. ...

Blower Resistor (Manual) Repair procedures
Inspection 1. Measure the resistance between the terminals. 2. The measured resistance is not within specification, the ...

Other information:

Hyundai Kona (OS) 2018-2025 Service Manual: Liftgate Lift Repair procedures
Replacement    • Take care to not let the liftgate fall on you as the lifts are removed. Have a helper hold the liftgate open, or use a secure method to hold it open. ...

Hyundai Kona (OS) 2018-2025 Service Manual: Seat Belt Buckle Switch (BS) Description and operation
Description • The SRSCM should detect the condition of seat belt buckles (BS) of the driver and passenger seats. • The SRSCM provides two pins to each side, in order to enter the condition of seat belt buckles (BS) of the d ...

© 2018-2025 www.hkona.com