NHTSA ID Number: 10237178
Manufacturer Communication Number: 23-01-043H
TSB/Document Date: 2023-06-02
Summary
Some 2023 IONIQ 6 (CE1) vehicles may experience intermittent operation of the Smart Approach Unlock function. This bulletin provides the service procedure to update the IBU (Integrated Body Control Unit) software to resolve the condition stated abo
If the PDF is very large, it may not load in the preview below.
Some older TSBs had multiple PDFs — visit the NHTSA Website to view all PDFs.
If the TSB PDF does not show, download or view it on the NHTSA Website.
Click on the (+) Plus Sign
Then Click on Associated Document(s)
- Advanced VCI Box, Industry-leading J2534 Pass-Thru...
- High-Speed OEM-Level Diagnostics & Programming: Unlock true...
- Coverage for 17 Car Brands & Ultra Reliability: Works...
- User-Friendly RLink Platform & Expert Support: TOPDON’s...
- 6.6 ft USB-C Cable & Portable Storage Case: The RLink J...
This product presentation was made with AAWP plugin.
Search NHTSA Database for Recalls
Search NHTSA Database for Vehicle Investigations
View Latest Vehicle Investigations
Search NHTSA Database for Vehicle Complaints
View Latest Vehicle Complaints
TSB/Document ID: 23-01-043H
Replacement Service Bulletin Number:
MFR Communication Date: 2023-05-03
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
GROUP
NUMBER
CAMPAIGN
DATE
Technical Service Bulletin
SUBJECT:
23-01-043H
MODEL(S)
MAY, 2023
IONIQ 6
(CE1)
IONIQ 6 (CE1) SMART APPROACH UNLOCK SYSTEM (IBU UPDATE)
(SERVICE CAMPAIGN TAE)
Description: Some 2023 IONIQ 6 (CE1) vehicles may experience intermittent operation of the Smart
Approach Unlock function.
This bulletin provides the service procedure to update the IBU (Integrated Body Control Unit) software to
resolve the condition stated above.
Applicable Vehicles:
2023MY IONIQ 6 (CE1) vehicles produced from 12/14/2022 – 3/27/2023.
Warranty Information:
MODEL
OP. CODE
IONIQ 6
(CE1)
30D032R0
OPERATION
OP. TIME
CAUSAL PART
IBU UPGRADE
0.4 M/H
95400-KL100
NATURE CAUSE
I14
ZZ3
Note 1: Submit claim on Campaign Claim Entry Screen.
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.
Circulate To: General Manager, Service Manager, Parts Manager, Warranty Manager, Service
Advisors, Technicians, Body Shop Manager, Fleet Repair
SUBJECT:
IONIQ 6 (CE1) SMART APPROACH UNLOCK SYSTEM (IBU UPDATE)
(SERVICE CAMPAIGN TAE)
IBU-BCM SOFTWARE UPDATE PROCEDURE
NOTICE
Check if the vehicle’s software version is affected:
• Check the current version of the IBU ROM ID and compare it to the ROM ID information table
listed below before attempting to perform the software update.
NOTICE
You must initially perform the GDS IBU-BCM Update in Auto Mode.
• Refer to the TSB 15-GI-001 for the tablet-based Mobile GDS ECU update procedures.
• If the IBU update starts but then fails in Auto Mode, perform the update in Manual Mode to
recover. Go to page 8 to complete the update in Manual Mode.
NOTICE
•
In the ECU Upgrade screen, select IBU-BCM as the system to update.
GDS INFORMATION:
EVENT INFORMATION
EVENT DESCRIPTION
MODEL
"996.IONIQ6 (CE1) SMART APPROACH UNLOCK SYSTEM IMPROVEMENT
(IBU UPDATE)”
IONIQ 6 (CE1)
ROM ID INFORMATION TABLE:
EVENT
MODEL
SYSTEM
ICU P/N
#996
IONIQ 6
(CE1)
IBU
95400-KL100
ROM ID
OLD
NEW
1.00
1.10
MANUAL MODE PASSWORD INFORMATION TABLE:
Event #
MENU
PASSWORD
996.IONIQ6 (CE1) SMART APPROACH UNLOCK
SYSTEM IMPROVEMENT (IBU UPDATE)
CE1_IBU_1_95400KL1*0
7191
TSB #: 23-01-043H
Page 2 of 11
SUBJECT:
IONIQ 6 (CE1) SMART APPROACH UNLOCK SYSTEM (IBU UPDATE)
(SERVICE CAMPAIGN TAE)
SERVICE PROCEDURE:
!
CAUTION
Cautions During Control Unit Upgrade
• Confirm the vehicle's battery is above 12 volts. If the vehicle has been in storage for
days, run the engine to assure an adequate battery charge state for reliable upgrade
results.
• Turn off all lamps (Do not leave head lamp switch in auto mode) and all accessories
(heater, A/C, blower, radio, seat warmer, defroster, etc.); do not allow the battery to be
discharged during upgrade.
• Perform upgrade with the ignition switch in the ON position.
• Be careful not to disconnect any cables connected to the vehicle or scan tool during
upgrade.
• Do not start the engine during upgrade.
• Do not turn off the ignition switch during upgrade.
• Do not touch the systems buttons (like ‘BACK’, ‘HOME’, ‘etc.’) while performing upgrade.
■ CONTROL UNIT UPGRADE PROCEDURE USING THE GDS-Mobile
1. GDS (Global Diagnostic System)-Mobile INSTALLATION PROCEDURE
1.
Connect the VCI-II into the vehicle's
DLC connector under the driver side
instrument panel and check to turn the
VCI-II on.
Before starting the update, make
certain that the battery of the Table PC
is sufficiently charged.
NOTICE
ECU upgrade function on GDSMobile is basically operating in
wireless communication and Wi-Fi
direct. Also, it is possible to be
performing via USB cable between
Tablet PC and VCI-II.
NOTICE
You must initially perform GDS-M IBU-BCM Update in Auto Mode.
If the IBU-BCM update starts but then fails in Auto Mode, perform the update in Manual
Mode to recover.
TSB #: 23-01-043H
Page 3 of 11
SUBJECT:
IONIQ 6 (CE1) SMART APPROACH UNLOCK SYSTEM (IBU UPDATE)
(SERVICE CAMPAIGN TAE)
2. AUTOMATIC UPGRADE PROCEDURE USING THE GDS-MOBILE
2.
Select ECU Upgrade on the initial screen
after entering the vehicle information and
select Auto Mode.
3.
Select IBU-BCM system.
TSB #: 23-01-043H
Page 4 of 11
SUBJECT:
4.
IONIQ 6 (CE1) SMART APPROACH UNLOCK SYSTEM (IBU UPDATE)
(SERVICE CAMPAIGN TAE)
Select ID Check and GDS will read the
current ROM ID in vehicle and check the
newest upgrade event.
NOTICE
Check the current version of the IBUBCM ROM ID and compare it to the
ROM ID Information Table before
attempting to perform the software
update.
5.
Select Upgrade after confirming correct
Event is selected.
"996.IONIQ6 (CE1) SMART APPROACH
UNLOCK SYSTEM IMPROVEMENT (IBU
UPDATE)"
6.
The vehicle battery voltage is checked to
make sure it is at least 12 voltages to assure
reliable upgrade results. Click OK if the
results indicate voltage is ok.
NOTICE
If battery voltage is below 12 voltages
as below, click BACK and then run the
engine to assure an adequate battery
charge state for reliable upgrade results.
TSB #: 23-01-043H
Page 5 of 11
SUBJECT:
7.
IONIQ 6 (CE1) SMART APPROACH UNLOCK SYSTEM (IBU UPDATE)
(SERVICE CAMPAIGN TAE)
Upgrade (1/2) will begin, and the progress of
the upgrade will appear on the bar graph.
Upgrade (1/2) will occur until 100% is
reached on the bar graph.
8.
Upgrade (2/2) will begin, and the progress of
the upgrade will appear in the bar graph.
Upgrade (2/2) will occur until 100% is
reached on the bar graph.
When upgrade reaches 100%, follow GDS
instructions to “Turn IG off for 10 seconds
and then back on. Click the OK button to
continue.”
TSB #: 23-01-043H
Page 6 of 11
SUBJECT:
IONIQ 6 (CE1) SMART APPROACH UNLOCK SYSTEM (IBU UPDATE)
(SERVICE CAMPAIGN TAE)
9.
Click OK on the final screen, which indicates
upgrade is complete.
10.
Check if any incidental Diagnostic Trouble
Codes (DTC) have been created by the
upgrade and clear the DTC(s) present.
Start the engine to confirm proper operation
of the vehicle. Stop engine and exit vehicle to
confirm proper operation of the smart
approach unlock.
TSB #: 23-01-043H
Page 7 of 11
SUBJECT:
IONIQ 6 (CE1) SMART APPROACH UNLOCK SYSTEM (IBU UPDATE)
(SERVICE CAMPAIGN TAE)
3. MANUAL UPGRADE PROCEDURE USING THE GDS-MOBILE
NOTE:
• The manual upgrade should be performed only when the automatic upgrade fails.
• If automatic upgrade fails, turn the ignition key off for about 10 seconds, place it back in the on
position to reset the control unit before performing manual upgrade.
11.
Select ECU Upgrade on the initial screen
after entering the vehicle information and
select Manual Mode.
12.
Select IBU-BCM system.
TSB #: 23-01-043H
Page 8 of 11
SUBJECT:
13.
IONIQ 6 (CE1) SMART APPROACH UNLOCK SYSTEM (IBU UPDATE)
(SERVICE CAMPAIGN TAE)
Check that the newest event with reference
to the above ROM ID Information Table is
selected and select Upgrade.
"996.IONIQ6 (CE1) SMART APPROACH
UNLOCK SYSTEM IMPROVEMENT
(IBU UPDATE)"
14.
Enter the password from the below table then touch OK.
#996.IONIQ6 (CE1) SMART APPROACH UNLOCK SYSTEM IMPROVEMENT
(IBU UPDATE)
MENU
PASSWORD
CE1_IBU_1_95400KL1*0
7191
15.
The vehicle battery voltage is checked to
make sure it is at least 12 volts to ensure
reliable upgrade results. Click OK if the
results indicate voltage is OK.
NOTICE
If battery voltage is below 12
voltages as below, click BACK and
then run the engine to assure an
adequate battery charge state for
reliable upgrade results.
TSB #: 23-01-043H
Page 9 of 11
SUBJECT:
16.
IONIQ 6 (CE1) SMART APPROACH UNLOCK SYSTEM (IBU UPDATE)
(SERVICE CAMPAIGN TAE)
Upgrade (1/2) will begin, and the progress of
the upgrade will appear on the bar graph.
Upgrade (1/2) will occur until 100% is
reached on the bar graph.
17.
Upgrade (2/2) will begin, and the progress of
the upgrade will appear in the bar graph.
Upgrade (2/2) will occur until 100% is
reached on the bar graph.
When upgrade reaches 100%, follow GDS
instructions to “Turn IG off for 10 seconds
and then back on. Click the OK button to
continue.”
TSB #: 23-01-043H
Page 10 of 11
SUBJECT:
18.
IONIQ 6 (CE1) SMART APPROACH UNLOCK SYSTEM (IBU UPDATE)
(SERVICE CAMPAIGN TAE)
Click OK on the final screen, which indicates
upgrade is complete.
NOTICE
Check the ICU ROM ID and
compare it to the ROM ID
Information Table to confirm latest
ROM ID was updated.
19.
Check if any incidental Diagnostic Trouble
Codes (DTC) have been created by the
upgrade and clear the DTC(s) present.
Start the engine to confirm proper operation
of the vehicle. Stop engine and exit vehicle to
confirm proper operation of the smart
approach unlock.
TSB #: 23-01-043H
Page 11 of 11
- WHY CHOOSE THE 2025 CR MAX -Upgrade the latest diagnostic capabilities for all vehicles after 1996: upgrade to 49+maintenance services; 46 extra specific functions; real all systems/all control modules diagnose; over 40K+ bidirectional actuation tests for diagnosing all control moduels of cars; Powerful full OBD2 Functions; built-in ECU Coding for BMW
/ Audi/ VW/ RollsRoyce; Fr ee V.A.G Guide Function; Battery retistration for new battery adaptation and more. It covers all vehicle diagnostic services and some special professional vehicle maintenance servces, assists you to do home DIY vehicle maintenance or car repair as a pro technician. - NEWEST IN INNOVATION FULL OBD2 SERVICES- iCarsoft auto car diagnostic scanner compatible with CAN-FD, CR MAX can do it all-reads and clears trouble codes, ALL SYSTEM DIAGNOSIS such as engine, transmission, ABS and airbag etc. CR MAX code reader for all cars can perform I/M Readiness, Live Data, Freeze Frame, Vehicle Information, Monitor Test, On-Board Monitor, E vap System Test,O2 Sensor Test,DTC Library Lookup,etc. (Warm Tips: If you car is after 2023,please contact us for compatibility; 3. It comes with 16PIN OBD2 diagnostic adapter, please check your car diagnostic socket if it is 16pin socket, if your car is 14pin diagnostic socket please contact us for the solution.)
- 49 RESET+ 46 SERVICES- Performs: Oil Reset, EPB,SAS,Throttle, D-P - F, Battery, ABS, Injector, TPMS, Suspension, AC, Head Lamp, Body Stablity, Engine, Tramsmission, Airbag, Seat, Door-Win-Roof, Fuel Pump, Door, E-G- R.+21 NEWEST SERVICES( Need update scanner)-AdBlue, Clutch, Crankshaft, High Voltage Battery, Cruise Control, NO xSensor, Rain Sensor, Stop And Start, Turbocharger, Head Up Display, Radar Camera, Vehicle Setup, Cyliner Misfire Check,Speedlimitassist, ControlUnitReset,OxygenSensor, Seatbelt. Extra 46+ extra services based on car brand.(Tips: Quantity of reset/ calibration fucitons are based on car system that your vehicle model has)
- REVOLUTIONARY 40000+BIDIRECTIONAL ACTIVE TESTS: Upgraded CR Max scanner equip with numberous of actuational test items for covering all available vehicle control modules, no longer only do simple light test or window test like other scanners, performs hardware modules test and software control modules test for checking car units or new updated control moduels work well or not after maintenance/ repair/ re-installation/ control system updated (Example for Benz- Roller Sun Blind test; Backup Camera test ;Self-test; EPB test; Transport Mode test;Boost Pressure Positioner test; Fuel Pump test; AND MORE!!).(Warm tip: The available test items are based on control modules your car has)
- ECU CODING+ BATTERY REGISTRATION- Powerful ECU Coding service for BMW/MINI/RollsRoyce / Audi/VW/Seat/Skoda/Bentley/Bugatti/Lamborghini, Improves Engine Power Performance and Optimizes Fuel Efficiency and Match New Hardware Unit to car and Customized a comfortable Driving Modes and Fixes & Updates Original Software Bug. The battery test function for checking car battery health, perform battery reset (BMS ) for replacing a damaged or aging car battery with a new one and register new battery to car ECU
/ 
- Scanner POR V2.0 with all obd2 services
- Do the scanning for engine
- Support OBDII/EOBD Ten Modes of Operation
- 【Designed for Most Mercedes-Benz, Sprinter and Smart from 1996-2023】As every car model of Benz has its-owned specific car system and ECUs, not all models are equipped with a complete vehicle ECU, which may cause the scanner to be unable to perform all listed reset services on some models, or even completely incompatible. Like For Sprinter's newer models, it support diagnostic functions only, lacking support for specialized service functions.. So please tell us the car's VIN and required service before purchase for compatibility check. You may also refer to the instructions in the eighth image of the main product photos to perform your inquiry.
- 【Up to 38 Reset Services】MB V3.0 2026 Version diagnostic tool performs Up to 38 maintenance services - Oil Rest , SAS, EPB, ETC, D-P-F, TPMS, ABS, Suspension, Air Conditioner, Head Lamp, Body Stability, Engine Control, Seat, Fuel Pump, Air-Filter, Engine Idle, Door, Im-mo-bilizer, Injector Coding, Transmission Control, Miscellaneous, Adblue, BMS, Cluth, Water Pump, NOxSensor, Rain/Light Sensor, Start/Stop, Radar/Camera, Cylinder Shutoff Test, Speed Limit Assist, Control Unit Reset, Oxygen Sensor, Seat Belt, Cruise Control System, Turbocharger, Crankshaft, Language Setting and etc. (Tips: Please update the software after receiving the product to obtain new service functions)
- 【OE-Level All System OBD2 Scanner】iCarsoft MB V3.0 (2026 Version) diagnostic scanner offers comprehensive OBDII services, allowing you to quickly scan all systems, including the Engine, ABS, SAS, SRS, TPMS, TCM, Fuel Pump System, ESP, EPB, EPS, Suspension, SCM, Adaptive Systems, and more. It supports functions such as reading and erasing codes, checking I/M readiness, viewing freeze frame data, performing O2 sensor tests, conducting on-board monitoring, testing the evap system, auto VIN retrieval, and reading both generic and specific codes, as well as DTCs and battery tests.
- 【Bidirectional Scan Tool】iCarsoft MB V3.0 (2026 Version) Bidirectional scanner supports activate or control a vehicle system or component, allows commanding cars’ modules and receiving info from the ECU to perform active tests on individual components, including EVAP/ABS Motor Pump/Windows/Sunroof and more, to pinpoint fault causes & resolve issues,and allows you to re-learn certain components after making repairs or replacement.
- 【Real Time Record & Graph View】iCarsoft MB V3.0 (2026 Version) can automatically record vehicle text history and identify vehicle information. Preserve real-time data information. View & Graph Live Data. Support Data Review and Print. Multi-language: English, German, Dutch, Spanish, French and so on. We promise to offer Lifetime updates (Lifetime free Update via PC), and confidence in products. We also provide 1 year warranty + extra lifetime hardware free repair if you need it in the future. We prioritize user experience & strive to meet your expectations. Please do feel free to reach out to us if you have any question or problem about the usage, our tech team will service you in time.
This product presentation was made with AAWP plugin.
Last update on 2026-05-12 / Affiliate links / Images from Amazon Product Advertising API