Hyundai Sonata LF: Blower / Power Mosfet Description and Operation

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 operation...

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 speed...

Other information:

Hyundai Sonata LF 2014-2019 Service Manual: Components and Components Location

Components 1. Cylinder head cover2. Cylinder head cover gasket3. Cylinder head assembly4. Cylinder head gasket5. Camshaft position sensor6. Camshaft bearing cap7. Camshaft front bearing cap8. OCV (Oil Control Valve) adapter9. O-ring 1. Exhaust camshaft2...

Hyundai Sonata LF 2014-2019 Service Manual: Fuel Line Repair procedures

Removal     Whenever the high pressure fuel pump, fuel pipe, deliverypipe, or injector is removed immediately after shutting offthe engine, an injury may be caused by the release ofhighly pressurized fuel. Release the residual pressure inthe high pressure fuel line by referring to the "Residualfuel pressure release procedure" before removingany high pressure fuel system components...