Kia Optima: Air Conditioning System / In-car Sensor

Kia Optima DL3 2019-2025 Service and Repair Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / In-car Sensor

Description and operation

Description

The In-car air temperature sensor is built in the heater & A/C control unit.

The sensor contains a thermistor which measures the temperature of the inside. The signal decided by the resistance value which changes in accordance with perceived inside temperature, is delivered to heater control unit and according to this signal the control unit regulates in-car temperature to intended value.

Evaporator Temperature Sensor

Description and operation Description The evaporator temperature sensor will detect the evaporator core temperature and interrupt compressor relay power in order to prevent evaporator ...

Photo Sensor

Description and operation Description The photo sensor is located at the center of the defrost nozzles. The photo sensor contains a photovoltaic (sensitive to sunlight) diode. The sol ...

Other information:

Kia Optima DL3 2019-2025 Owner's Manual: Climate control air filter

The climate control air filter installed behind the glove box filters the dust or other pollutants that come into the vehicle from the outside through the heating and air conditioning system. If dust or other pollutants accumulate in the filter over a period of time, the air flow from the ai ...

Kia Optima DL3 2019-2025 Service and Repair Manual: Hood Insulator Pad

Repair procedures Replacement 1. Using a clip remover, remove the clips and then the hood insulator pad (A). Be careful not to scratch the hood panel. ...