GROUP

NUMBER

CAMPAIGN

Technical Service Bulletin

DATE

21-01-044H
MODEL(S)

June, 2021

Kona (OS) 2.0L

KONA (OS) 2.0L ECU UPDATE FOR COLD IDLE STABILITY

SUBJECT:

(SERVICE CAMPAIGN T6S)

 IMPORTANT
*** Dealer Stock and Retail Vehicles ***
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.
When a vehicle arrives at the Service Department, access Hyundai Motor America's “Vehicle
Information Screen (VIS)" via WEBDCS to identify open Campaigns.
Description: This bulletin provides information related to the ECU (Engine Control Unit) software update
for KONA (OS) 2.0L vehicles. This update revises the logic of idle fuel adaptive range to prevent idle
combustion instability.
Applicable Vehicles:
 Certain 2022 Kona (OS) with 2.0L engine.

GDS Information:
System Selection: ECU (Engine Control Unit)
Event #
700*

Description

OS PE 2.0 MPI - ECU LOGIC IMPROVEMENT FOR NU ATK IDLE
STABILITY IN EXTREME COLD CONDITION

*or any later updated event that comes up.

Warranty Information:
Model

Op. Code

Operation

Op. Time

Causal Part

Causal
Code

Nature
Code

Kona (OS)

10D093R1

ECM UPGRADE

0.3 M/H

39171-2JDF0

I11

ZZ3

Note 1: Submit Claim on Campaign Claim Entry Screen
Note 2: If a part that is not covered in this campaign is found in need of replacement while performing
this campaign and the affected part is still under warranty, submit a separate warranty 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

KONA (OS) 2.0L ECU UPDATE FOR COLD IDLE STABILITY
(SERVICE CAMPAIGN T6S)

SUBJECT:

NOTICE
You must initially perform the GDS ECU Update in Auto Mode.
 If the ECU Update starts but then fails in Auto Mode, perform the update in Manual Mode to
recover.
!

WARNING

GDS-M Vehicle Battery Low Voltage Warning:
If voltage is below 12 volts as per the below GDS warning, then select Back and run the vehicle for
at least 20 minutes to ensure an adequate battery state of charge for reliable update results. Turn
ignition back on, and then retry the ECU update again.

Service Procedure
1.

Perform the GDS software update.
(Refer to TSB 15-GI-001 for the detailed tablet-based Mobile GDS ECU update procedures)

2.

Check for Diagnostic Trouble Codes in the ALL menus and erase any DTC.

3.

Confirm normal vehicle operation.

ROM ID TABLE:
VEHICLE

OS PE

ENGINE

2.0 ATK

IMMO

ECU P/N

+IMMO
-IMMO

ROM ID
OLD

NEW

39171-2JDF0

OSCVD0AMF3XCSG7A

OSCVD0AMF3XCSG7B

39173-2JDF0

OSCVD0ASF3XCSG7A

OSCVD0ASF3XCSG7B

+IMMO

39175-2JDF0

OSCVD0AMF3XCSG7A

OSCVD0AMF3XCSG7B

-IMMO

39177-2JDF0

OSCVD0ASF3XCSG7A

OSCVD0ASF3XCSG7B

Note: +IMMO = Push Button Start, -IMMO = Key Start

Manual Mode Password:
MENU

PASSWORD

OS PE 2.0 MPI -IMMO 39173/7-2JDF0

7001

OS PE 2.0 MPI +IMMO 39171/5-2JDF0

7002

TSB #: 21-01-044H

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