GROUP

MODEL

Customer Satisfaction

2014-2021MY
Forte, Forte Koup
(YD, YDm, BDm)

NUMBER

DATE

2305 (Rev 4, 11/02/2023)

April 2023

TECHNICAL SERVICE BULLETIN
SUBJECT:

CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC
UPGRADE & DECAL INSTALLATION (CS2305)

 NOTICE
This bulletin has been revised to include additional information. New/revised sections of this
bulletin are indicated by a black bar in the margin area.
This bulletin provides the procedure to upgrade the software logic of the Integrated Body Control Unit (IBU)
or Body Control Module (BCM) system on certain 2014-2018MY Forte (YD), 2017-2018MY Forte (YDm), and
2019-2021MY Forte (BDm) vehicles produced within the dates outlined in page 13, which may not be equipped
with an immobilizer. This logic upgrade will add anti-theft ignition start logic to the vehicle's system operation
which activates when the vehicle is locked. Follow the procedure outlined in this publication to apply the
improved logic to the ‘IBU-BCM’ system using the KDS ECU Upgrade function as described in this bulletin. For
confirmation that the latest reflash has been applied to a vehicle you are working on, verify the ROM ID using
the table on pages 3 and 4 of this bulletin.
Window decals should also be applied to both front windows in accordance with the instructions on page 8 to
indicate this anti-theft S/W logic upgrade has been completed (unless a customer specifically requests, they
not be installed). An initial supply of window decals will be shipping directly to dealers. Should there be a
delay in receipt of this supply, please track any customers that may need window decals installation upon
receipt of the stickers.

 NOTICE
To assure complete customer satisfaction, always remember to refer to KDealer+ Warranty
Coverage (validation) Inquiry Screen (Service → Warranty Coverage → Warranty Coverage Inquiry)
for a list of any additional campaigns that may need to be performed on the vehicle before returning
it to the customer.
A printed copy is for reference only; publication information can be updated at any time.
Always refer to KGIS for the latest information. After logging in kdealer.com, the newest technical
publications are listed in ‘Service Releases’ and has the latest service information that has been released.

Page 2 of 13

CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE

SUBJECT:

AND DECAL INSTALLATION (CS2305)

 IMPORTANT
Since the launch of this software upgrade, Kia initially identified a compatibility issue involving
vehicles equipped with a Kia Genuine Remote Start Accessory which results in the activation of
the burglar alarm when the remote start is used. Kia has rectified the Kia Genuine Remote Start
Accessory compatibility issue. Refer to CS2310 Remote Start Control Module Upgrade for AntiTheft Logic Compatibility.

ECU Upgrade Procedure:
To correct this condition, the ECU should be reprogrammed using the KDS
download, as described in this bulletin.
Upgrade Event Name
677. YD/YDM BCM UPGRADE FOR NON-IMMO VEHICLE
654. BDm IBU-BCM UPGRADE FOR NON-IMMO VEHICLE

 NOTICE
•

Confirm a fully charged battery (12.3 volts or higher is necessary) is used or utilize a fully
charged jump starter box connected to the battery.

•

Ensure the KDS GDS is sufficiently charged at 60% or higher prior to reflash.

•

All ECU upgrades must be performed with the ignition set to the ‘ON’ position unless otherwise
stated.

•

Damaged VCI II units should not be used and promptly replaced.

•

Be careful not to disconnect the VCI-II connected to the vehicle during the ECU upgrade
procedure.

•

DO NOT start the engine during ECU upgrade.

•

DO NOT turn the ignition key ‘OFF’ or interrupt the power supply during ECU upgrade.

•

When the ECU upgrade is completed, turn the ignition ‘OFF’ and wait 10 seconds before
starting the engine.

•

ONLY use approved ECU upgrade software designated for the correct application.

 IMPORTANT
It is recommended to ALWAYS check the Electronic Parts Catalog (EPC) to locate the ECU Part
Number respective to Auto/Manual Mode ROM IDs. DO NOT reference the parts label affixed to
the ECU.
Printed TSB copy is for reference only; information may be updated at any time. Always refer to KGIS for the latest information.

TSB: CS2305 (Rev 4) Forte, Forte Koup (YD, YDm, BDm) April 2023

Page 3 of 13

CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE

SUBJECT:

AND DECAL INSTALLATION (CS2305)

ROM ID INFORMATION TABLE:
Upgrade Event #677 (YD, YDm)

Model

MY

System

IMMO

ECU P/No.

ROM ID
Previous

New

_030
95400 A7620
95400 A7630
95400 A7DJ0

_040
_050
_060
_070
_080

YD

_010

14-18

95400 A7BT0

_020

95400 A7BV0

_030

95400 A7BW0

_040

95400A7***_900

_050
IBU/BCM

No

_100
95400 A7HC1

_101

95400 A7HD0

_102
_103

95400 B0220
95400 B0221
YD/
YDm

95400 B0260
17-18
95400 B0720
95400 B0721
95400 B0760

_100
_101
_102
_103
_104

95400B0***_900

_100
_101
_102

Continued on page 4…
Printed TSB copy is for reference only; information may be updated at any time. Always refer to KGIS for the latest information.

TSB: CS2305 (Rev 4) Forte, Forte Koup (YD, YDm, BDm) April 2023

Page 4 of 13
SUBJECT:

CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE
AND DECAL INSTALLATION (CS2305)

Upgrade Event: #654 (BDm)

Model

MY

System

IMMO

ECU P/No.

ROM ID
Previous

New

1.05

2.05

95400 M7260
BDm

19-21

IBU/BCM

No

95400 M7270

1.01

95400 M7280

1.02
1.03

2.04

1.04

To verify the vehicle is affected, be sure to check the Calibration Identification of the vehicle's ECM ROM ID
and reference the Information Table as necessary.
DO NOT perform a ‘Manual Mode’ upgrade if the ECU PN is not listed.

Printed TSB copy is for reference only; information may be updated at any time. Always refer to KGIS for the latest information.

TSB: CS2305 (Rev 4) Forte, Forte Koup (YD, YDm, BDm) April 2023

Page 5 of 13

CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE

SUBJECT:

AND DECAL INSTALLATION (CS2305)

 NOTICE
Prior to performing the ECU upgrade, be sure to check that the KDS is fully charged.
1.

Connect the VCI-II to the OBD-II connector,
located

under

the

driver’s

side

of

the

instrument panel.

 NOTICE
The ECU upgrade function on KDS
operates wirelessly. It is not necessary
to perform the upgrade via USB cable.

2.

With the ignition ON, turn ON the KDS tablet.
Select ‘KDS’ from the home screen.

3.

Confirm communication with VCI (A) and then
configure the vehicle (B) using the ‘AUTO VIN’
(C) feature.

B
A

C
4.

Select ‘ECU Upgrade’.

Printed TSB copy is for reference only; information may be updated at any time. Always refer to KGIS for the latest information.

TSB: CS2305 (Rev 4) Forte, Forte Koup (YD, YDm, BDm) April 2023

Page 6 of 13
SUBJECT:

CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE
AND DECAL INSTALLATION (CS2305)

5.

The KDS will check the server for recently
uploaded

Events

and

then

automatically

download Upgrade Event #677 (YD, YDm) or
#654 (BDm)

 NOTICE
The vehicle must be identified in
Vehicle Selection to download an
Event for that vehicle.

6.

KDS
screenshot
shown
above
is
for
demonstration purposes only. Events shown in
screenshot are not applicable to this bulletin.

Select Auto Mode.

CAUTION
Do NOT attempt to perform a Manual
Mode upgrade UNLESS Auto Mode
fails. Always follow the instructions
given on the KDS in either Auto or
Manual mode.
7.

Select the IBU-BCM system under the System
selection menu.
Touch ID Check (D) and confirm that the latest

D

update is available.
Select Upgrade Event #677 YD, YDm IBU-BCM
UPGRADE FOR NON-IMMO VEHICLE or #654
BDm IBU-BCM UPGRADE FOR NON-IMMO
VEHICLE and select Upgrade to continue.

8.

The ECU upgrade will begin and the progress
of the upgrade will appear on the bar graph.

E

Upgrade part (1/2) (E) will download the
upgrade event to the VCI-II. Upgrade part (2/2)
(F) will upgrade the ECU.

CAUTION

F

Do not touch the system buttons (like
‘Back’,

‘Home’,

‘etc.’)

while

performing ECU Upgrade.
Printed TSB copy is for reference only; information may be updated at any time. Always refer to KGIS for the latest information.

TSB: CS2305 (Rev 4) Forte, Forte Koup (YD, YDm, BDm) April 2023

Page 7 of 13

CUSTOMER SATISFACTION: ANTI-THEFT S/W LOGIC UPGRADE

SUBJECT: