Hyundai Palisade (LX2): Rear Glass Defogger / Rear Glass Defogger Switch

Hyundai Palisade (LX2) 2020-2025 Service Manual / Body Electrical System / Rear Glass Defogger / Rear Glass Defogger Switch

Repair procedures

Diagnosis with Diagnostic tool
Diagnosis with Diagnostic tool
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)
Fault Code Searching : Checking failure and code number (DTC)
(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 Diagnostic tool, select "DTC Analysis" and "Vehicle".

Hyundai Palisade. Repair procedures
3.
Select the 'Data Analysis' and 'Car model'.

Hyundai Palisade. Repair procedures
4.
Select the 'IBU_BCM' to search the current state of the input/output data.

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures
5.
To forcibly actuate the input value of the module to be checked, select option 'Actuation Test'.

Hyundai Palisade. 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.

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

    Other information:

    Hyundai Palisade (LX2) 2020-2025 Service Manual: Repair procedures

    Inspection Tolerance Compensation Tolerance compensation compensates for the error margins of around view video that occur due to the installation tolerance when the four cameras that comprise the SVM system are installed. You must carry out tolerance compensation if you do any of the following.

    Hyundai Palisade (LX2) 2020-2025 Service Manual: Description and operation

    Description Rear view camera will activate when the backup light is ON with the ignition switch ON and the shift lever in the R position. This system is a supplemental system that shows behind the vehicle through the AV monitor or the ECM (Reverse Display Room Mirror) mirror while backing-up.

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