Hyundai Santa Fe: Integrated Body Control Unit (IBU) / Repair procedures

Hyundai Santa Fe (TM) 2019-2025 Service Manual / Body Electrical System / Integrated Body Control Unit (IBU) / Repair procedures

Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the glove box.
(Refer to Body - "Glove Box")
3.
Disconnect the body control module connectors (A) and then remove the integrated body control unit (B).
Installation
1.
Install the integrated body control module.
2.
Connect the integrated body control module.
3.
Install the glove box.
IBU Diagnosis With Diagnostic Tool
1.
In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system.
(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".
3.
If check current status, select the "Data Analysis" and "Car model".
4.
Select the 'IBU_BCM' to search the current state of the input/output data.

    Schematic diagrams

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    IMS (Integrated Memory)

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