Hyundai Santa Fe: Rear Heater / Rear Power Mosfet. Repair procedures

Hyundai Santa Fe (TM) 2019-2024 Service Manual / Heating,Ventilation And Air Conditioning / Rear Heater / 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.

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 [RH].
(Refer to Body -"Luggage Side Trim")
3.
Separate the connector and loosen the mounting screw ,remove the power mosfet (A).
4.
Install in the reverse order of removal.

    Rear Blower Motor. Repair procedures

    Replacement 1. Disconnect the negative (-) battery terminal. 2. Remove the luggage side trim [RH]...

    Controller

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    Hyundai Santa Fe (TM) 2019-2024 Service Manual: Components and components location


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    Categories

    Vehicle Identification Number (VIN). Vehicle certification label. Tire specification and pressure label

    Vehicle Identification Number (VIN)

    The vehicle identification number (VIN) is the number used in registering your vehicle and in all legal matters pertaining to its ownership, etc.

    The number is punched on the floor under the passenger seat. To check the number, open the cover.

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