Hyundai Tucson: BCM (Body Control Module) / Body Control Module (BCM) Repair procedures

Removal
1.
Disconnect the negative (-) battery terminal.
2.
Remove the center facia panel.
(Refer to BD group - "Crash pad center panel")
3.
Loosen the nut and bolt from BCM.

4.
Disconnect the connectors (A).
Installation
1.
Install the BCM and connect the connectors.
2.
Install the center facia panel.
Trouble Diagnostics When Using GDS
1.
The IPM can be diagnosed by using the GDS. The BCM communicates with the GDS which then displays inputs and outputs along with codes.
2.
To diagnose the IPM function, select the vehicle model and IPM.

3.
To consult the present input/out value of IPM, "Current DATA". It provides information of IPM input/output conditions of power supply, turn signal/brake lamp, headlamp, door locks, outside mirror, wiper, auto-light and transmitters etc.

4.
To perform functional test on IPM outputs, select "Actuation Test"

Body Control Module (BCM) Description and Operation
Body Control Module (BCM) Funtionsscription FunctionDescriptionFRONT WASHER LINKED WIPERx With IGN2 ON, turning ON the WasherSW turns ON the Wiper and turning OFF the WasherSW keeps Wiper outpu ...

Seat Electrical
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Other information:

Hyundai Tucson (NX4) 2022-2023 Owner's Manual: Lane Keeping Assist Operation
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Hyundai Tucson (NX4) 2022-2023 Owner's Manual: Before Driving
Before Entering the Vehicle Make sure all windows, outside mirror(s), and outside lights are clean and unobstructed. Remove frost, snow, or ice from both the front and rear windshield as well as the front side windows. Visually check the tires for uneven wear and damage. Che ...

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