NHTSA ID Number: 10251281
Manufacturer Communication Number: 24-01-016H
TSB/Document Date: 2024-03-05
Summary
Certain Hyundai
vehicles may not be equipped with an engine immobilizer. This bulletin provides the service procedure to upgrade the IBU/BCM (Integrated Body Control Unit/Body Control Module) to revise the OEM Hyundai burglar alarm system operation and ignition start logic.
GROUP
NUMBER
CAMPAIGN
Technical Service Bulletin
SUBJECT:
DATE
24-01-016H
MODEL(S)
FEBRUARY 2024
ELANTRA (AD)
IBU/BCM ANTI-THEFT SOFTWARE UPGRADE
(SERVICE CAMPAIGN 9A8)
IMPORTANT
Dealers must perform this service campaign on all affected vehicles prior to customer retail delivery and
whenever an affected vehicle is in the shop for any maintenance or repair.
Access the "Vehicle Information" screen via WebDCS to identify open campaigns.
Description: Certain Hyundai vehicles may not be equipped with an engine immobilizer.
This bulletin provides the service procedure to upgrade the IBU/BCM (Integrated Body Control Unit/Body
Control Module) to revise the OEM Hyundai burglar alarm system operation and ignition start logic.
NOTICE
Applicable vehicles with the previous Anti-Theft Software Upgrade under Campaign 993 will
need a revised IBU/BCM Upgrade to ensure the Anti-Theft Software Upgrade meets Campaign
9A8 requirements.
Applicable Vehicles:
Vehicles not equipped with an engine immobilizer, and not equipped with START/STOP ignition button
•
Certain 2018 MY Elantra (AD)
Warranty Information:
MODEL
OP. CODE
OPERATION
OP. TIME
CAUSAL PART
NATURE
CAUSE
ELANTRA (AD)
SVC9A8R0
BCM/IBU
UPGRADE
0.3 M/H
95400-F2AW0
I14
ZZ3
NOTE 1: Submit claim on Claim Entry Screen as "Campaign" type.
NOTE 2: If a part that is not covered by this campaign is found in need of replacement while performing
this campaign and the affected part is still under warranty, submit a separate claim using the same repair
order. If the affected part is out of warranty, submit a Prior Approval request for goodwill consideration
prior to performing the work.
NOTE 3: This TSB includes Repair validation photos. Op times include VIN, Mileage, and Repair
validation photo(s) as outlined in the Digital Documentation Policy.
SUBJECT:
IBU/BCM ANTI-THEFT SOFTWARE UPGRADE
(SERVICE CAMPAIGN 9A8)
Service Procedure:
IBU/BCM SOFTWARE UPGRADE NOTES
i Information
•
•
Before proceeding, ensure the vehicle is not equipped with a START/STOP push button.
Also, ensure the vehicle is not equipped with an immobilizer lamp on the instrument
cluster when ignition is turned ON.
i Information
Check if the vehicle's current software version will need to be upgraded:
• Check the current version of the IBU/BCM ROM ID and compare it to the ROM ID information
table listed below before attempting to perform the software upgrade.
i Information
You must initially perform the GDS IBU/BCM Upgrade in Auto Mode.
• Refer to the TSB 15-GI-001 for the tablet-based Mobile GDS ECU upgrade procedures.
• If the IBU/BCM upgrade starts but then fails in Auto Mode, perform the upgrade in Manual Mode
to recover.
i Information
•
•
Troubleshooting Tips
If there are issues with the software upgrade or certain features not operating normally on
the vehicle after the upgrade, then perform capacitive discharge and try again.
If the software is upgrading and fails (not relating to GDS disconnection or battery died) at
any percentage, then try the following:
o Select OK when the error message pops up, and DO NOT SELECT ANYTHING ELSE,
LEAVE EVERYTING AS IS.
o Turn the ignition OFF for 15 seconds and then turn it back ON.
o Proceed with MANUAL upgrade procedure following the GDS screen instructions.
TSB #: 24-01-016H
Page 2 of 4
IBU/BCM ANTI-THEFT SOFTWARE UPGRADE
(SERVICE CAMPAIGN 9A8)
SUBJECT:
EVENT INFORMATION
EVENT DESCRIPTION
933. AD(a) IMMOBILIZER (BCM) LOGIC IMPROVEMENT
MODEL
Elantra (AD)
MANUAL MODE PASSCODE INFORMATION TABLE:
MENU
Elantra (AD)
BCM 95400-F2AW1/BB1 (1.12, 200)
ROM ID INFORMATION TABLE:
MODEL
MODEL
BCM/IBU P/N
YEAR
Elantra (AD)
PASSCODE
2202
ROM ID
OLD
NEW
95400-F2AW1
95400F2AW1_112
95400F2AW1_200
95400-F2BB1
95400F2BB1_112
95400F2BB1_200
2018
95400F2***_301
IBU/BCM SOFTWARE UPGRADE
STUI
This TSB includes repair validation photo(s). Refer to the latest Warranty Digital
Documentation Policy for requirements.
1. Select IBU/BCM as the system to upgrade.
2. Select ID Check.
Check the current version of the IBU/BCM ROM
ID and compare it to the ROM ID information
table listed below before attempting to perform
the software upgrade.
95400F2AW1_200
95400F2***_301
3. Perform GDS software upgrade. Refer to TSB
15-GI-001 for the tablet-based Mobile GDS ECU
upgrade procedures.
TSB #: 24-01-016H
Page 3 of 4
IBU/BCM ANTI-THEFT SOFTWARE UPGRADE
(SERVICE CAMPAIGN 9A8)
SUBJECT:
4. Ensure the software upgrade was successful with
the latest ROM ID.
95400F2AW1_301
95400F2***_301
5.
STUI
Take a screenshot of the 'ECU Upgrade
Complete' screen using your tablet and
upload to STUI.
95400F2AW1_301
95400F2***_301
6. After the software has upgraded, check for
Diagnostic Trouble Codes in the ALL menus and
erase any DTC.
7. Software upgrade complete.
TSB #: 24-01-016H
Page 4 of 4
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- Viscosity breakdown as measured in Kurt Orbahn test on 5W...
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TSB/Document ID: 24-01-016H
Replacement Service Bulletin Number:
MFR Communication Date: 2024-02-12
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
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