Hyundai Palisade (LX2): Rear Power Mosfet / Repair procedures

Hyundai Palisade (LX2) 2020-2026 Service Manual / Heating,Ventilation And Air Conditioning / Rear 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 it reaches high speed.

Hyundai Palisade. Repair procedures

Specification
Fan
Motor Voltage
Manual
First speed
 3.8 ± 0.5V
Second speed
 5.0 ± 0.5V
Third speed
 6.2 ± 0.5V
Fourth speed
 7.4 ± 0.5V
Fifth speed
 8.6 ± 0.5V
Sixth speed
 9.8 ± 0.5V
Seventh speed
 11.0 ± 0.5V
Eighth speed
 Battery (+)

4.
If the measured voltage is not within specification, substitute with a known-good power mosfet and check for proper operation.
5.
Replace the power mosfet if it is proved that there is a problem with it.
Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the luggage side trim
(Refer to Body - "Luggage Side Trim ")
3.
Separate the rear blower motor connector (A), rear power mosfet connector (B) and loosen the mounting screws and remove the rear power mosfet (C).

Hyundai Palisade. Repair procedures
4.
Install in the reverse order of removal.
Hyundai Palisade. Repair procedures   
•
Make sure the connector is connected in properly.

    Other information:

    Hyundai Palisade (LX2) 2020-2026 Service Manual: Repair procedures

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    Hyundai Palisade (LX2) 2020-2026 Service Manual: Description and operation

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