Hyundai Santa Fe: Blower / Power Mosfet (DATC). Repair procedures

Hyundai Santa Fe (TM) 2019-2024 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.

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	4.2V	3.4V	4.2V	3.4V	~ 4.6V
2	5.3V	4.6V	5.3V	4.6V	4.6 ~ 5.5V
3	6.2V	5.5V	6.2V	5.5V	5.5 ~ 6.6V
4	6.9V	6.6V	6.9V	6.6V	6.6 ~ 7.8V
5	8.0V	8.0V	8.0V	8.0V	7.8 ~ 9.0V
6	9.2V	9.4V	9.2V	9.4V	9.0 ~ 10.2V
7	11.0V	11.0V	11.0V	11.0V	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 glove box. (Refer to Body - "Glove Box")

3.	Disconnect the connector (A) and then remove the power mosfet (B) after loosening the mounting screws.

4.	Install in the reverse order of removal.

Blower Resistor (Manual). Repair procedures

Inspection 1. Measure the resistance between the terminals. 2. The measured resistance is not within specification, the blower resistor must be replaced...

Climate Control Air Filter. Description and operation

Description The climate control air filter is located in the blower unit. It eliminates foreign materials and odor. The particle filter performs a role as an odor filter as well as a conventional dust filter to ensure comfortable interior environment...

Other information:

Hyundai Santa Fe (TM) 2019-2024 Service Manual: Airbag Module Disposal. Description and operation

Airbag Disposal When you scrap a vehicle equipped with an airbag, you must deploy it first. When you deploy an airbag, you need to have a skilled mechanic do the work. The used airbag should not be reinstalled in another vehicle for reuse...

Hyundai Santa Fe (TM) 2019-2024 Owner's Manual: System maintenance

Cabin air filter [A] : Outside air, [B] : Recirculated air, [C] : Cabin air filter, [D] : Blower, [E] : Evaporator core, [F] : Heater core The cabin air filter is installed behind the glove box. It filters the dust or other pollutants that enter the vehicle through the heating and air conditioning system...