Hyundai Elantra: 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 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 Elantra AD (2016-2020) Owners Manual: Fan speed control / Air conditioning
Fan speed control The fan speed can be set to the desired speed by turning the fan speed control knob. The higher the fan speed is, the more air is delivered. Pressing the OFF button turns off the fan. Information For better sound quality, fan speed may automatically slow down for a couple ...

Hyundai Elantra AD (2016-2020) Service Manual: CVVT (Continuously Variable Valve Timing) System Description and Operation
Description Continuous Variable Valve Timing (CVVT) system advances or retards the valve timing of the intake and exhaust valve in accordance with the ECM control signal which is calculated by the engine speed and load. By controlling CVVT, the valve over-lap or under-lap occurs, which m ...