Hyundai Elantra: Blower / Power Mosfet
Description and operation
It is installed to the DATC and adjusts the fan rpm by precisely controlling the voltage applied to the blower motor.
Repair procedures
1. | Manually operate the control switch and measure the voltage of the blower motor. |
2. | Select the control switch to raise the voltage until high speed. 
Fan Speed
| Motor Voltage (V) (Manual)
| 1
| 3.8
| 2
| 5
| 3
| 6.1
| 4
| 7.3
| 5
| 8.5
| 6
| 9.7
| 7
| 10.9
| 8
| Battery +
|
|
1. | Disconnect the negative (-) battery terminal. |
2. | Disconnect the power mosfet connector (A) and then remove the power mosfet (B) after loosening the mounting screws. 
|
3. | To install, reverse the removal procedure. |
Repair procedures
Inspection1.Connect the battery voltage and check the blower motor rotation.Replacement1.Disconnect the negative (-) battery terminal...
Repair procedures
Inspection1.Measure the resistance between the terminals.2.The measured resistance is not within specification, the blower resistor must be replaced...
Other information:
Components1. Rear corner radar unit2. Speaker3. Warning indicator..
Description and operation
Description1.The ESP OFF switch is for the user to turn off the ESP system.2.The ESP OFF lamp is on when ESP OFF switch is engaged.
Repair procedures
Removal1.Turn ignition switch OFF and disconnect the negative (-) battery cable.2.Remove the crash pad lower pannel.(Refer to Body - "Crash Pad Lower Pannel")3.Loosen the screw and than removing the ESC OFF switc..