Hyundai Sonata: 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 ...

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 follow ...

Other information:

Hyundai Sonata LF 2014-2019 Owners Manual: Engine Compartment
1. Engine oil filler cap 2. Engine oil dipstick 3. Brake fluid reservoir 4. Positive battery terminal 5. Negative battery terminal 6. Fuse box 7. Air cleaner 8. Radiator cap 9. Engine coolant reservoir 10. Windshield washer fluid reservoir 1. Engine oil filler cap 2. Engine oil dipstick 3. Brake f ...

Hyundai Sonata LF 2014-2019 Service Manual: ETC (Electronic Throttle Control) System Description and Operation
Description The Electronic Throttle Control (ETC) System consists of a throttle body with an integrated control motor and throttle position sensor (TPS). Instead of the traditional throttle cable, an Accelerator Position Sensor (APS) is used to receive driver input. The ECM uses the APS s ...