Hyundai Elantra (CN7): 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.

Components and components location

Components Location

1. In-car Sensor



Repair procedures

Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the Heater & A/C Control Unit.
(Refer to Controller - "Heater & A/C Control Unit (DATC)")

3.
To install, reverse the removal procedure.

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    Other information:

    Hyundai Elantra (CN7) 2021-2026 Service Manual: Rheostat

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    Hyundai Elantra (CN7) 2021-2026 Service Manual: Description and operating principle

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