Hyundai Sonata: Blower / Power Mosfet Description and Operation

Hyundai Sonata LF 2014-2019 Service Manual / Heating, Ventilation and Air Conditioning / Blower / 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 Motor Repair procedures

Inspection 1. Connect the battery voltage and check the blower motor rotation. 2. If the blower motor does not operate well, substitute with a known-good blower motor and check for proper oper ...

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 ...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Description and Operation
OBD-II review 1. Overview The California Air Resources Board (CARB) began regulation of On Board Diagnostics (OBD) for vehicles sold in California beginning with the 1988 model year. The first phase, OBD-I, required monitoring of the fuel metering system, Exhaust Gas Recirculation (EGR) sy ...

Hyundai Sonata LF 2014-2019 Service Manual: Front Disc Brake Repair procedures
Removal 1. Raise the vehicle, and make sure it is securely supported. 2. Remove the wheel cap(A). Be careful not to damage to the wheel cap (A) when removing the it. 3. Remove the front wheel and tire (A) from front hub. Tightening torque: 88.2 ~ 107.8 N.m (9 ...