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: Power Door Mirror Switch

    Schematic diagrams Connector and Terminal Function Pin Function 1 B-CAN (Low) 2 B-CAN (High) 3 Ground (Assist safety) 4 Assist safety 5 LIN (For IMS)

    Kia Optima DL3 2019-2026 Service and Repair Manual: Rear Glass Defogger Switch

    Repair procedures Inspection 1. In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (KDS). The diagnostic system (KDS) provides the following information. (1) Self diagnosis : Checking failure and code number (DTC).

    Categories

     
    Copyright © 2026 www.kioptima.com - 0.049