Hyundai Palisade: Blower / Power Mosfet (DATC)

Hyundai Palisade (LX2) 2020-2025 Service Manual / Heating,Ventilation And Air Conditioning / Blower / Power Mosfet (DATC)

Repair procedures

Inspection

1.	Turn the ignition switch ON.

2.	Manually operate the control switch and measure the voltage of the blower motor.

Select the control switch to raise the voltage until high speed.

Hyundai Palisade. Repair procedures

Specification

Fan Speed	Manual Control				Auto Control
	A/C ON		A/C OFF
	Floor, MIX mode	Not floor, MIX mode	Floor, MIX mode	Not floor, MIX mode
1	4.5V	3.8V	4.5V	3.8V	~ 4.6V
2	5.3V	5V	5.3V	5V	4.6 ~ 5.5V
3	6.2V	6.1V	6.2V	6.1V	5.5 ~ 6.6V
4	6.9V	7.3V	6.9V	7.3V	6.6 ~ 7.8V
5	8.0V	8.5V	8.0V	8.5V	7.8 ~ 9.0V
6	9.2V	9.7V	9.2V	9.7V	9.0 ~ 10.2V
7	11.0V	10.9V	11.0V	10.9V	10.2 ~ 12.5V
8	BATTERY (B+)

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 passenger side crash pad under cover (A).

3.	Loosen the mounting screws and remove the passenger shower duct (A).

4.	Separate the connector (A), loosen the mounting screws and remove the power mosfet (B).

5.	Install in the reverse order of removal.

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