Hyundai Sonata: BCM (Body Control Module) / Repair procedures
1. |
Disconnect the negative (-) battery terminal. |
2. |
Remove the center facia panel.
(Refer to Heating, Ventilation and Air Conditioning - "Controller") |
3. |
Disconnect the body control module connectors (A). 
|
4. |
Remove the body control module (A) after loosening the mounting nuts. 
|
1. |
Install the body control module. |
2. |
Connect the body control module. |
3. |
Install the crash pad center panel. |
1. |
The body electrocal system can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).
The diagnostic system (GDS) provides the following information.
(1) |
Self examination : Checking the failure code (DTC) and display. |
(2) |
Current data : Checking the system input/output data state. |
(3) |
Actuator test : Checking the system operation condition. |
(4) |
Additional function : Other controlling such as he system option and zero point adjustment. |
|
2. |
Select the "Car Model" and the system to be checked in order to check the vehicle with the tester. |
3. |
Select the "Body Control Module (BCM)" to check body control module. |
4. |
Select the "Current Data" menu to search the current state of the input/output data.
The input/output data for the sensors corresponding to the "Body Control Module (BCM)" can be checked. 
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5. |
If you want to change user option, select "User Option". 

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Description
Body Control Module (BCM) Function
NoItemDescription1Washer Linked Wiper
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If the washer switch is pressed ON for 0.06~0.2 second with
the vehicle mode in IGN2, the wiper rela ...