Hyundai Sonata LF: Air Conditioning System / In-car Sensor Description and Operation

Hyundai Sonata LF 2014-2019 Service Manual / Heating, Ventilation and Air Conditioning / Air Conditioning System / In-car Sensor Description and Operation

Description
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 incar temperature to intended value.
When changing the resistance value by sensing the temperature caused by intake indoor air, the corresponding voltage is transmitted to the thermostat module.

    Evaporator Temperature Sensor Repair procedures

    Inspection 1. Turn the ignition switch OFF. 2. Disconnect the evaporator temperature sensor connector. 3. Measure the resistance between terminal "+" and "-" of the evaporator temperature sensor...

    In-car Sensor Repair procedures

    Diagnosis With GDS 1. The heating, ventilation and air conditioning can be quickly diagnosed failed parts with vehicle diagnostic system (GDS). ? The diagnostic system (GDS) provides the following information...

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    Hyundai Sonata LF 2014-2019 Service Manual: Rear Seat Belt Retractor Repair procedures


    Replacement     • When installing the belt, make sure not to damage the retractor. 1. Remove the rear package tray trim. (Refer to Interior Trim - "Rear Package Tray Trim") 2. After loosening the mounting bolt, then remove the rear seat belt lower anchor (A)...

    Hyundai Sonata LF 2014-2019 Service Manual: Engine Coolant Temperature Sensor (ECTS) Description and Operation


    Description Engine Coolant Temperature Sensor (ECTS) is located in the engine coolant passage of the cylinder head for detecting the engine coolant temperature. The ECTS uses a thermistor that changes resistance with the temperature. The electrical resistance of the ECTS decreases as the temperature increases, and increases as the temperature decreases...

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