Hyundai Palisade (LX2): Integrated Body Control Unit (IBU) / Repair procedures

Hyundai Palisade (LX2) 2020-2025 Service Manual / Body Electrical System / Integrated Body Control Unit (IBU) / Repair procedures

Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box housing.
(Refer to Body - "Glove Box")
3.
Disconnect the IBU connector (A).
4.
Remove the IBU (B) after loosening mounting bolt and nuts.

Hyundai Palisade. Repair procedures

Hyundai Palisade. Repair procedures
Installation
1.
Install the integrated body control module.
2.
Connect the integrated body control module.
3.
Install the glove box.
4.
Connect the negative (-) battery terminal.
BCM Diagnosis With Diagnostic tool
1.
In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).
(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.
If check current status, 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

    Description Body Control Module Controls The Followings – Wiper & Washer Control – Defroster Control – Driving Control – Tailgate Control – Window Control – Interior Control – Exterior Control – Panic alarm Control – MTS – Flasher output Control – Door lock/unlock Control – Burglar alarm Control – Remote start Control – UMS(User Mode Setting) Control – Gateway/ Diagnosis Integrated Body Control Unit (IBU) Integrated body control unit has integrated several functions including body control module (IBU), smart key unit (SMK), and tire pressure monitoring system (TPMS).

    Specifications Specifications Memory Power Seat Unit Item Specification Rating voltage DC 12V Operation voltage DC 9V - 16V Operation temperaure -30°C to 75°C parastic current Max.

    Other information:

    Hyundai Palisade (LX2) 2020-2025 Service Manual: Heater Unit

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    Hyundai Palisade (LX2) 2020-2025 Service Manual: Rear Evaporator Core

    Repair procedures Replacement 1. Remove the rear heater & A/C unit. (Refer to Rear Heater - "Rear Heater Unit") 2. Loosen the mounting screws, remove the rear heater & A/C unit cover (A) and evaporator core (B).

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