Hyundai Elantra: Air Conditioning System / In-car Sensor
Description and operation
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.
Components and components location

Repair procedures
1. | Disconnect the negative (-) battery terminal. |
2. | Remove the Heater & A/C Control Unit. (Refer to Controller - "Heater & A/C Control Unit (DATC)") 
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3. | To install, reverse the removal procedure. |
Description and operation
DescriptionThe 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 1.The photo sensor is located at the center of the defrost nozzles.2.The photo sensor contains a photovoltaic (sensitive to sunlight) diode...
Other information:
Front
Rear
If towing is necessary, we recommend
you have it done by an authorized
HYUNDAI dealer or a commercial tow
truck service.
If towing service is not available in
an emergency, your vehicle may be
temporarily towed using a cable or chain
secured to the emergency towing hook
at the front (or rear) of the vehicle...
Removal [Front Seat Belt Pretensioner (BPT)]1.Disconnect the negative (-) battery terminal.2.Remove the door scuff trim.(Refer to Body (Interior and Exterior) - "Door Scuff Trim")3.Remove the center pillar lower trim.(Refer to Body (Interior and Exterior) - "Center Pillar Trim")4...