Hyundai Genesis (DH): Air Conditioning System / CO2 Sensor Repair procedures

Replacement
1.
Disconnect the negative (-) battery terminal.
2.
Remove the crash pad under cover [RH].
(Refer to Body - "Crash Pad Under Cover")
3.
After loosening the mounting screws, remove the CO2 sensor (A).

    Interface Diagram

    Description The auto defogging sensor is installed on the front window glass. The sensor judges and sends signal if moisture occurs to blow out wind for defogging.

    Other information:

    Hyundai Genesis (DH) 2013-2016 Service Manual: CO2 Sensor Description and Operation

    Description This system maintains the density of carbon dioxide constantly in vehicle interior by measuring the amount of carbon dioxide to increase the comfortableness and the fuel consumption rate when air conditioning system is operating.

    Hyundai Genesis (DH) 2013-2016 Service Manual: Mode Control Actuator Repair procedures

    Inspection 1. Turn the ignition switch OFF. 2. Disconnect the mode control actuator connector. 3. Verify that the mode control actuator operates to the defrost mode when connecting 12V to terminal 3 and grounding terminal 4. Verify that the mode control actuator operates to the vent mode when connected in reverse.

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