Hyundai Genesis: Air Conditioning System / Evaporator Temperature Sensor Description and Operation
The evaporator temperature sensor will detect the evaporator
core temperature and interrupt compressor relay power in order to
prevent evaporator from freezing due to excessive cooling.

Inspection
1.
Measure the pressure of high pressure line by measuring voltage output between terminal “1” and “2”.
2.
Inspect the voltage value whether it is the regular value or not. ...
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the evaporator temperature sensor connector.
3.
Measure the resistance between terminal “+” and “-” of the evaporator temp ...
Other information:
Removal
1.
Disconnect the battery negative cable and wait for at least three minutes before beginning work.
2.
Remove the crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel")
3.
Remove the Mounting nuts (A).
4.
Remove the srcrews(A)and Connector (B).
5.
Push the cli ...
Inspection
1.
Turn the ignition switch OFF.
2.
Disconnect the HO2S connector.
3.
Measure resistance between the HO2S terminals 1 and 2.
4.
Check that the resistance is within the specification.
Specification: Refer to “Specification”
Removal
1.
Turn the ignition switc ...