Kia Optima DL3: Air Conditioning System / Auto Defogging Sensor

Description and operation

Description

The auto defogging sensor is installed on the front window glass. The sensor judges and sends signal if moisture occurs to blow out wind for defogging. The air conditioner control module receives signal from the sensor and restrains moisture and eliminate defog by controlling the intake actuator, A/C, auto defogging actuator, blower motor rpm, and mode actuator.

Repair procedures

Replacement
1.

Disconnect the negative (-) battery terminal.

2.

Remove the inside rear view mirror cover (A),(B).

3.

Separate the auto defogging sensor connector (A) and remove the auto defogging sensor (B).

4.

To install, reverse the removal procedure.

  

Make sure connectors are connected properly.

    Description and operation Description The ambient temperature sensor is located at the front of the condenser and detects ambient air temperature.

    Components and components location Components Location 1. Condenser Description and operation Description The cluster ionizer makes disinfection and decomposition of bad smell from the air-conditioner or inflow air.

    Other information:

    Kia Optima DL3 2019-2025 Service and Repair Manual: Fog Lamp

    Repair procedures Removal Front Fog Lamp 1. Disconnect the negative battery terminal. 2. Remove the front bumper assembly. (Refer to Body - "Front Bumper Assembly") 3.

    Kia Optima DL3 2019-2025 Service and Repair Manual: Washer Switch

    R

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