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 Owners Manual: Auto Door Lock/Unlock Features
Impact sensing door unlock system All doors will be automatically unlocked when an impact causes the air bags to deploy. Speed sensing door lock system All doors will be automatically locked when vehicle speed exceeds 9 mph (15 km/h). All of the doors will be automatically unlocked after the engine ...

Hyundai Sonata LF 2014-2019 Service Manual: Repair procedures
Replacement • Put on gloves to protect your hands. • When prying with a flat-tip screwdriver or use a prying trim tool, wrap it with protective tape, and apply protective tape around the related parts, to prevent damage. • Us ...