GROUP
ENG

MODEL
2017-2018MY
Forte (YDm)

NUMBER
208 (Rev 2, 02/28/2020)

DATE
June 2019

TECHNICAL SERVICE BULLETIN
ECU LOGIC IMPROVEMENT FOR P0300, P0301, P0302,
P0303, P0304 AND/OR P219C00, P219D00, P219E00, P219F00

SUBJECT:

This bulletin provides the procedure to improve the logic of the Engine Control Module (ECM)
on some 2017-2018MY Forte (YDm) vehicles, produced from May 15, 2016 through July 27,
2018, which may experience a malfunction indicator lamp (MIL) ON with DTC P0300, P0301,
P0302, P0303, P0304 and/or P219C00. P219D00, P219E00, P219F00. To correct this
concern, apply the improved logic to the ECU 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 page 3 of this bulletin.
DTC P0300, P0301, P0302, P0303, P0304: Misfire Detected
DTC P219C00. P219D00, P219E00, P219F00: Air-Fuel Ratio Imbalance
Refer to Flowchart on page 2: Prior to upgrading the ECU Logic confirm SA321 has been
completed.

Kia Diagnostic System (KDS)

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

X General Manager


X Service Advisors


X Technicians


X Service Manager


X Parts Manager


X Body Shop Manager  Fleet Repair


Page 2 of 8
SUBJECT:

ECU LOGIC IMPROVEMENT FOR P0300, P0301, P0302,
P0303, P0304 AND/OR P219C00, P219D00, P219E00, P219F00

Flowchart:
Confirm SA321 was performed.
*Check Vehicle History

NO

SA321
Did not
apply to
vehicle.

Perform SA321
(if applicable)
Do not perform
Logic Improvement
Event 430

YES

Ignition
Coils
Replaced
*SA321 Labor Op
170M31R2

Complete ENG208
Logic Improvement Event 430

RFI Spring
Kit Replaced
*SA321 Labor Op
170M31R0
170M31R1

**Replace
Four (4)
Ignition Coils

*Check Vehicle History **Refer to LTS for Labor Op and Time to replace the ignition coils.

ECU Upgrade Procedure:
To correct this condition, the ECU should be reprogrammed using the KDS
download, as described in this bulletin.
Upgrade Event Name
430. YDM Nu 2.0ATK ECU MIL ON DTC (P030X) LOGIC IMPROVEMENT

 NOTICE











A fully charged battery is necessary before ECU upgrade can take place. It is
recommended that a battery charger is used in ECU mode during reflashing or the
use of a fully charged jump starter box connected to the battery.
DO NOT connect any other battery charger to the vehicle during ECU upgrade.
Ensure the KDS or GDS is sufficiently charged prior to reflash.
All ECU upgrades must be done with the ignition key in the ‘ON’ position.
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 model and
model year.

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

TSB: ENG208 (Rev 2) Forte (YDm) June 2019

Page 3 of 8
SUBJECT:

ECU LOGIC IMPROVEMENT FOR P0300, P0301, P0302,
P0303, P0304 AND/OR P219C00, P219D00, P219E00, P219F00

 NOTICE
Before attempting an ECU upgrade on any Kia model, make sure to first determine
whether the particular model is equipped with an immobilizer security system.
Failure to follow proper procedures may cause the PCM to become inoperative after
the upgrade and any claims associated with this repair may be subject to
chargeback.
ROM ID INFORMATION TABLE:
Upgrade Event #430
Model

EM

TM

IMMO

ECU P/No.

ROM ID

Previous
New
YD7SP2AS65AA
YD7SP2AS65AB
Yes
39171 2EXM0
YD7SP2AF65EB
YD7SP2AS65DA
YD7SP2AF65EA
SULEV
YD7SP2US65AA
YD7SP2US65AB
No
39173 2EXM0
YD7SP2UF65EB
YD7SP2US65DA
YD7SP2UF65EA
6AT
YD7UP2AS65AA
YD7UP2AS65AB
Yes
39171 2EXN0
YD7UP2AF65EB
YD7UP2AS65DA
17MY
YD7UP2AF65EA
(YDm)
ULEV
YD7UP2US65AA
YD7UP2US65AB
No
39173 2EXN0
YD7UP2UF65EB
YD7UP2US65DA
YD7UP2UF65EA
YD7UP2CS65AA
YD7UP2CS65AB
Yes
39175 2EXB0
YD7UP2CF65EB
YD7UP2CS65DA
YD7UP2CF65EA
ULEV
6MT
YD7UP2VS65AA
YD7UP2VS65AB
No
39177 2EXB0
YD7UP2VF65EB
YD7UP2VS65DA
YD7UP2VF65EA
YD8SP2AS673A
Yes
39171 2EXM1
YD8SP2AS673B
YD8SP2AF676B
YD8SP2AF676A
SULEV
6AT
YD8SP2US673A
No
39173 2EXM1
YD8SP2US673B
YD8SP2UF676B
YD8SP2UF676A
YD8UP2AS673A
Yes
39171 2EXN1
YD8UP2AS673B
YD8UP2AF676B
YD8UP2AF676A
18MY
ULEV
6AT
(YDm)
YD8UP2US673A
No
39173 2EXN1
YD8UP2US673B
YD8UP2UF676B
YD8UP2UF676A
YD8UP2CS673A
Yes
39175 2EXB1
YD8UP2CS673B
YD8UP2CF676B
YD8UP2CF676A
ULEV
6MT
YD8UP2VS673A
No
39177 2EXB1
YD8UP2VS673B
YD8UP2VF676B
YD8UP2VF676A
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.
Printed TSB copy is for reference only; information may be updated at any time. Always refer to KGIS for the latest information.

TSB: ENG208 (Rev 2) Forte (YDm) June 2019

Page 4 of 8
SUBJECT:

ECU LOGIC IMPROVEMENT FOR P0300, P0301, P0302,
P0303, P0304 AND/OR P219C00, P219D00, P219E00, P219F00

 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: ENG208 (Rev 2) Forte (YDm) June 2019

Page 5 of 8
SUBJECT:

5.

ECU LOGIC IMPROVEMENT FOR P0300, P0301, P0302,
P0303, P0304 AND/OR P219C00, P219D00, P219E00, P219F00

The KDS will check the server for
recently uploaded Events and then
automatically download Upgrade Event
#430.

 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 ENGINE system under the
System selection menu.

D

Touch ID Check (D) and confirm that the
latest update is available.
Select Upgrade Event #430 and select
Upgrade to continue.

8.

The ECU upgrade will begin and the
progress of the upgrade will appear on
the bar graph. Upgrade part (1/2) (E) will
download the upgrade event to the VCIII. Upgrade part (2/2) (F) will upgrade the
ECU.

CAUTION

E

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: ENG208 (Rev 2) Forte (YDm) June 2019

Page 6 of 8
SUBJECT:

9.

ECU LOGIC IMPROVEMENT FOR P0300, P0301, P0302,
P0303, P0304 AND/OR P219C00, P219D00, P219E00, P219F00

If a “Communication Fail” screen
appears, verify that the VCI-II and KDS
are communicating properly. Touch OK
and restart the procedure from step 4.

 NOTICE
If an error notice continues to
appear or if the upgrade cannot
be
performed,
DO
NOT
disconnect
the
KDS/VCI-II.
Contact GIT America Help Desk
at (888) 542-4371 or Techline.
10. When instructed on the KDS, turn the
ignition OFF for ten (10) seconds then
back on. Touch OK to continue.

11. Once the upgrade is complete, touch OK
to finalize the procedure.

12. When prompted, select YES to check for
Diagnostic Trouble Codes (DTC) and
erase any DTCs stored such as EPS,
ESC, and TPMS that may have been set
during the upgrade.

13. Start the engine to confirm proper
operation of the vehicle.
Printed TSB copy is for reference only; information may be updated at any time. Always refer to KGIS for the latest information.

TSB: ENG208 (Rev 2) Forte (YDm) June 2019

Page 7 of 8
SUBJECT:

ECU LOGIC IMPROVEMENT FOR P0300, P0301, P0302,
P0303, P0304 AND/OR P219C00, P219D00, P219E00, P219F00

Manual Upgrade Procedure:

 NOTICE
The manual upgrade should ONLY be performed if the automatic upgrade fails.
If the automatic upgrade fails, turn the ignition OFF for about 10 seconds then place
it back in the ON position to reset the control unit BEFORE performing manual
upgrade.
See table below for Manual Mode passwords.
Manual Mode ECU Upgrade Passwords
Menu

Password

YDm Nu 2.0ATK 6AT SULEV -IMMO : 39173-2EXM0
YDm Nu 2.0ATK 6AT ULEV -IMMO : 39173-2EXN0

7320
7321

YDm
YDm
YDm
YDm
YDm
YDm

Nu 2.0ATK 6MT ULEV -IMMO : 39177-2EXB0
Nu 2.0ATK 6AT SULEV -IMMO : 39173-2EXM1
Nu 2.0ATK 6AT ULEV -IMMO : 39173-2EXN1
Nu 2.0ATK 6MT ULEV -IMMO : 39177-2EXB1
Nu 2.0ATK 6AT SULEV +IMMO/SMK : 39171-2EXM0
Nu 2.0ATK 6AT ULEV +IMMO/SMK : 39171-2EXN0

7720
7322
7323
7721
7120
7121

YDm
YDm
YDm
YDm

Nu 2.0ATK 6MT ULEV +IMMO/SMK : 39175-2EXB0
Nu 2.0ATK 6AT SULEV +IMMO/SMK : 39171-2EXM1
Nu 2.0ATK 6AT ULEV +IMMO/SMK : 39171-2EXN1
Nu 2.0ATK 6MT ULEV +IMMO/SMK : 39175-2EXB1

7520
7122
7123
7521

1.

Within the ECU Upgrade screen displayed, select Manual Mode.

2.

Select the ENGINE system under the System selection menu. Select Upgrade Event
#430 and select Upgrade to continue.

3.

Select the appropriate control unit part number with reference to the ROM ID Information
Table on page 3, and select OK.

4.

Enter the appropriate password from the Manual Mode password table above and select
OK.

5.

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

6.

When instructed on the KDS, turn the ignition OFF for ten (10) seconds then back on.
Touch OK to continue.

7.

Once the upgrade is complete, touch OK to finalize the procedure.

8.

When prompted, select YES to check for Diagnostic Trouble Codes (DTC) and erase any
DTCs stored such as EPS, ESC, and TPMS that may have been set during the upgrade.

9.

Start the engine to confirm proper operation of the vehicle.
Printed TSB copy is for reference only; information may be updated at any time. Always refer to KGIS for the latest information.

TSB: ENG208 (Rev 2) Forte (YDm) June 2019

Page 8 of 8
SUBJECT:

ECU LOGIC IMPROVEMENT FOR P0300, P0301, P0302,
P0303, P0304 AND/OR P219C00, P219D00, P219E00, P219F00

AFFECTED VEHICLE RANGE:
Model

Production Date Range

Forte (YDm)

May 15, 2016 through July 27, 2018

WARRANTY INFORMATION:
N Code: I3A C Code: ZZ3
Claim
Type

W

Causal P/N

Refer to EPC

Qty.

Repair
Description

Labor Op
Code

Op
Time

Replacement
P/N

Qty.

0

ECU LOGIC
IMPROVEMENT FOR
MIL P0300, P0301,
P0302, P0303, P0304
AND/OR P219C00,
P219D00, P219E00,
P219F00

39110FJ1

0.3
M/H

N/A

0

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

TSB: ENG208 (Rev 2) Forte (YDm) June 2019