Kia Optima DL3: 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.
Description and operation Description The evaporator temperature sensor will detect the evaporator core temperature and interrupt compressor relay power in order to prevent evaporator from freezing by excessive cooling.
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.
Other information:
Kia Optima DL3 2019-2026 Service and Repair Manual: Walk-in Switch
Components and components location Component Location 1. Walk-in switch Repair procedures Removal When prying with a flat-tip screwdriver or use a prying trim tool, wrap it with protective tape, and apply prote
Kia Optima DL3 2019-2026 Service and Repair Manual: A/C Pressure Transducer
Description and operation Description The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.
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