Kia Optima: Air Conditioning System / Auto Defogging Sensor

Kia Optima DL3 2019-2025 Service and Repair Manual / Heating, Ventilation and Air Conditioning / 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).

To install, reverse the removal procedure.

•	Make sure connectors are connected properly.

Ambient Temperature Sensor

Description and operation Description The ambient temperature sensor is located at the front of the condenser and detects ambient air temperature. It is a negative type thermistor; res ...

Cluster Ionizer

Components and components location Components Location 1. Condenser Description and operation Description The cluster ionizer makes disin ...

Other information:

Kia Optima DL3 2019-2025 Service and Repair Manual: Rear Mud Guard

Repair procedures Replacement Put on gloves to protect your hands. • Use a plastic panel removal tool to remov ...

Kia Optima DL3 2019-2025 Owner's Manual: Checking the amount of air conditioner refrigerant and compressor lubricant

When the amount of refrigerant is low, the performance of the air conditioning is reduced. Overfilling also has a negative impact on the air conditioning system. Therefore, if abnormal operation is found, have the system inspected by an authorized Kia dealer. WARNING - Vehicles equipped with R ...