Hyundai Elantra: BCM (Body Control Module) / Repair procedures
| Removal |
| 1. |
Disconnect the negative (-) battery terminal. |
| 2. |
Remove the glove box.
(Refer to Body - "Glove Box Upper Cover Assembly") |
| 3. |
Remove the smart key unit.
(Refer to Body - "Smart Key Unit") |
| 4. |
Disconnect the body control module connectors (A).
|
| 5. |
Remove the body control module (A) after loosening the mounting nuts.
|
| Installation |
| 1. |
Install the body control module. |
| 2. |
Connect the body control module. |
| 3. |
Install the glove box upper cover assembly. |
| BCM Diagnosis with GDS |
| 1. |
The body electrocal system can be quickly diagnosed failed parts with vehicle diagnostic system (GDS).
The diagnostic system (GDS) provides the following information.
|
| 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.
|
| 5. |
If you want to change user option, select "User Option".
|
Description and Operation
Description
Body Control Module (BCM) function
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Inspection
1.
Turn ignition switch OFF.
2.
Remove the battery and battery tray.
(Refer to Engine Electrical System - "Battery")
3.
Disconnect the solenoid valve connector (A).
4.
Measure resistance between sensor signal terminal and sensor ground terminal.
5.
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