NHTSA ID Number: 10242236
Manufacturer Communication Number: SC251_TSB_R1
TSB/Document Date: 2023-10-01
Summary
VOLUNTARY EMISSIONS SERVICE CAMPAIGN: NU 2.OL GDI SULEV ECU EMISSIONS LOGIC IMPROVEMENT (SC251) - 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 update the emissions-related logic of the Electronic Control Module (ECM) with an improved version on certain 2017-2019MY Soul (PS) vehicles equipped with the Nu 2.0L GDI SULEV engine, produced from July 29, 2016 through December 19, 2018. To ensure compliance with emissions regulations, apply the improved software update to the Engine system using the KDS ECU upgrade function as described in this bulletin.
GROUP
MODEL
Emissions Service
2017-2019MY
Campaign
Soul (PS)
w/Nu 2.0L GDI SULEV
NUMBER
DATE
SC251 (Rev 1, 09/11/2023)
January 2023
VOLUNTARY EMISSIONS SERVICE CAMPAIGN
SUBJECT:
NU 2.OL GDI SULEV ECU EMISSIONS
LOGIC IMPROVEMENT (SC251)
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 update the emissions-related logic of the Electronic Control Module
(ECM) with an improved version on certain 2017-2019MY Soul (PS) vehicles equipped with the Nu 2.0L GDI
SULEV engine, produced from July 29, 2016 through December 19, 2018. To ensure compliance with emissions
regulations, apply the improved software update to the Engine 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 3-4 of this bulletin. Before conducting the procedure,
verify the vehicle is included in the list of affected VINs.
Kia
Diagnostic System (KDS)
NOTICE
To assure complete customer satisfaction, always remember to refer to WebDCS 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 10
NU 2.OL GDI SULEV ECU EMISSIONS LOGIC IMPROVEMENT (SC251)
SUBJECT:
ECU Upgrade Procedure:
To correct this condition, the ECU should be reprogrammed using the KDS
download, as described in this bulletin.
Upgrade Event Name
636. PS Nu 2.0GDI SULEV EMISSION LOGIC IMPROVEMENT (17~19MY)
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 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.
NOTICE
Before attempting an ECU upgrade on any Kia model, make sure to first determine whether the
applicable 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.
Printed TSB copy is for reference only; information may be updated at any time. Always refer to KGIS for the latest information.
TSB: SC251 (Rev 1) Soul (PS) January 2023
Page 3 of 10
NU 2.OL GDI SULEV ECU EMISSIONS LOGIC IMPROVEMENT (SC251)
SUBJECT:
ROM ID INFORMATION TABLE:
Upgrade Event #636
Model
Year
TM
EM
SCC
Wheel
Size
IMMO
Yes
16/17
inch
No
ECU P/No.
ROM ID
Previous
New
39131
GGPS HNSAQS00C00
GGPS
2EHB2
GGPS HNSAQK00C00
HNSAQK01C00
39133
GGPS HNSAPS00C00
GGPS
2EHB2
GGPS HNSAPK00C00
HNSAPK01C00
17MY
Yes
18
inch
No
39131
GGPS HNSAQSR0C00
GGPS
2EHB5
GGPS HNSAQKR0C00
HNSAQKR1C00
39133
GGPS HNSAPSR0C00
GGPS
2EHB5
GGPS HNSAPKR0C00
HNSAPKR1C00
GGPS INSAQS00C00
Yes
A/T
SULEV
-
39131
2EHB7
GGPS INSAQS01C00
GGPS INSAQS02C00
GGPS INSAQS03C00
16/17
GGPS INSAQK03C00
inch
GGPS INSAPS00C00
No
39133
2EHB7
GGPS INSAPS01C00
GGPS INSAPS02C00
GGPS INSAPS03C00
GGPS
INSAQK04C00
GGPS
INSAPK04C00
GGPS INSAPK03C00
18MY
GGPS INSAQSR0C00
Yes
39131
2EHB9
GGPS INSAQSR1C00
GGPS INSAQSR2C00
GGPS INSAQSR3C00
18
GGPS INSAQKR3C00
inch
GGPS INSAPSR0C00
No
39133
2EHB9
GGPS INSAPSR1C00
GGPS INSAPSR2C00
GGPS INSAPSR3C00
GGPS
INSAQKR4C00
GGPS
INSAPKR4C00
GGPS INSAPKR3C00
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: SC251 (Rev 1) Soul (PS) January 2023
Page 4 of 10
NU 2.OL GDI SULEV ECU EMISSIONS LOGIC IMPROVEMENT (SC251)
SUBJECT:
Model
Year
TM
EM
SCC
Wheel
Size
IMMO
ECU P/No.
ROM ID
Previous
New
GGPS JNSAQS00C00
Yes
39131
GGPS JNSAQS01C00
GGPS
2EHC7
GGPS JNSAQS02C00
JNSAQK03C00
GGPS JNSAQK02C00
16/17
inch
GGPS JNSAPS00C00
No
39133
2EHC7
GGPS JNSAPS02C00
JNSAPK03C00
GGPS JNSAQSR0C00
Yes
39131
GGPS JNSAQSR1C00
GGPS
2EHC9
GGPS JNSAQSR2C00
JNSAQKR3C00
GGPS JNSAQKR2C00
18
inch
GGPS JNSAPSR0C00
No
A/T
GGPS
GGPS JNSAPK02C00
-SCC
19MY
GGPS JNSAPS01C00
SULEV
39133
2EHC9
GGPS JNSAPSR1C00
GGPS
GGPS JNSAPSR2C00
JNSAPKR3C00
GGPS JNSAPKR2C00
Yes
39131
2EHD7
16/17
inch
No
39133
2EHD7
GGPS JNSAQS00C01
GGPS JNSAQS01C01
GGPS JNSAQK01C01
GGPS
JNSAQK02C01
GGPS JNSAPS00C01
GGPS JNSAPS01C01
GGPS JNSAPK02C01
GGPS JNSAPK01C01
+SCC
Yes
39131
2EHD9
18
inch
No
39133
2EHD9
GGPS JNSAQSR0C01
GGPS JNSAQSR1C01
GGPS JNSAQKR1C01
GGPS JNSAPSR0C01
GGPS JNSAPSR1C01
GGPS JNSAPKR1C01
GGPS
JNSAQKR2C01
GGPS
JNSAPKR2C01
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: SC251 (Rev 1) Soul (PS) January 2023
Page 5 of 10
SUBJECT:
NU 2.OL GDI SULEV ECU EMISSIONS LOGIC IMPROVEMENT (SC251)
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
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TSB/Document ID: SC251_TSB_R1
Replacement Service Bulletin Number:
MFR Communication Date: 2023-09-11
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING
MFR Component System:
MFR Component Subsystem:
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