Hyundai Venue (QX): Rear Glass Defogger / Rear Glass Defogger Switch. Repair procedures

Hyundai Venue (QX) (2020-2026) Service Manual / Body Electrical System / Rear Glass Defogger / Rear Glass Defogger Switch. Repair procedures

Inspection
1.
In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).
The diagnostic system(Diagnostic tool) provides the following information.
(1)
The diagnostic system(Diagnostic tool) provides the following information.
(2)
Data Analysis : Checking the system input/output data state
(3)
Actuation test : Checking the system operation condition
(4)
S/W Management : Controlling other features including system option setting and zero point adjustment
2.
If diagnose the vehicle by GDS, select "DTC Analysis" and "Vehicle".

Hyundai Venue. Rear Glass Defogger Switch. Repair procedures
3.
If check current status, select the "Data Analysis" and "Car model".

Hyundai Venue. Rear Glass Defogger Switch. Repair procedures
4.
Select the 'ICU' to search the current state of the input/output data.

Hyundai Venue. Rear Glass Defogger Switch. Repair procedures

Hyundai Venue. Rear Glass Defogger Switch. Repair procedures
Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the audio unit or the AVN head unit.
(Refer to Audio - "Audio Unit")
(Refer to AVN system - "AVN Head Unit")
3.
Remove the heater and A/C controll unit.
(Refer to Heating,Ventilation, Air Conditioning - "Heater & A/C Control Unit (Manual)")
(Refer to Heating, Ventilation, Air conditioning - "Heater & A/C Control Unit (DATC)")
Installation
1.
Install the heater and A/C control unit.
2.
Install the audio unit or the AVN head unit.
3.
Connect the negative (-) battery terminal.

    Inspection    Wrap tin foil around the end of the voltmeter test lead to prevent damaging the heater line.

    Other information:

    Hyundai Venue (QX) (2020-2026) Service Manual: General safety information and caution

    Instructions (R-134a) When Handling Refrigerant 1. R-134a liquid refrigerant is highly volatile. A drop on the skin of your hand could result in localized frostbite. When handling the refrigerant, be sure to wear gloves.

    Hyundai Venue (QX) (2020-2026) Service Manual: 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 sensor.

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