Kia Optima DL3: Blower / Blower Resistor

Repair procedures

Inspection
1.

Measure the resistance between the terminals.

2.

measured resistance is not within specification, the blower resistor must be replaced. (After removing the resistor)

(1)

Pin No

1. ML
2. MH
3. HI
4. LO

(2)

Circuit Diagram

Replacement
1.

Disconnect the negative (-) battery terminal.

2.

Remove the crash pad under cover (A).

3.

Disconnect the connector (A) and then remove the blower resistor (B) after loosening the mounting screws.

    Repair procedures Inspection 1. Connect the battery voltage and check the blower motor rotation. 2.

    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.

    Other information:

    Kia Optima DL3 2019-2026 Service and Repair Manual: Refrigerant Line

    Components and components location Components Location 1. Suction & Liquid tube assembly 2. Discharge hose Repair procedures Replacement 1. If the compressor is marginally operable, run the engine at idle speed, and let the air conditioning work for a few minute

    Kia Optima DL3 2019-2026 Service and Repair Manual: 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. Repair procedures Inspection 1. Turn the ignition switch ON.

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