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 Service Manual: TPMS Sensor Description and Operation
Configuration State 1. Driving state Sensor transmissions occur every 1 minutes and pressure is measured every 15 seconds. 2. Stationary state Sensor transmissions does not occur and pressure is measured every 60 seconds. 3. Auto learning status When driving after stopping more than 1 ...

Hyundai Sonata LF 2014-2019 Service Manual: Side Airbag (SAB) Module Description and Operation
Description The Side Airbags (SAB) are installed inside the front seat and protects the driver and passenger from danger when side crash occurs. The SRSCM determines deployment of side airbag by using Side Impact Sensor (SIS) signal. Never attempt to measure the circu ...