GROUP

NUMBER

CAMPAIGN
DATE

Technical Service Bulletin
SUBJECT:

24-01-010H
MODEL(S)

JANUARY 2024

TUCSON (NX4)

INTEGRATED THERMAL MANAGEMENT (ITM) MODULE
OIL COOLER O-RING INSPECTION/REPLACEMENT
(SERVICE CAMPAIGN TBA)

 IMPORTANT
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.
Access the “Vehicle Information” screen via WEBDCS to identify open campaigns.

Description: Certain 2024MY Tucson (NX4) vehicles may produce a coolant leak from the Integrated
Thermal Management (ITM) Module Oil Cooler Fitting O-Ring. Follow the procedure outlined in this
TSB to inspect and, if necessary, replace the O-Ring at the Oil Cooler Fitting.
Applicable Vehicles (Certain):
➢ 2024MY Tucson (NX4) vehicles produced from 9/19/2023 to 10/09/2023.
Parts Information:
Part Name

Part Number

Figure

Remarks
(A) Oil Cooler Fitting Pipe O-Ring – Qty 1

ITM Oil Cooler O-Ring
Kit

25699-2S690QQH

(B) Water Inlet O-Ring – Qty 1

(C) ITM Rubber Gasket – Qty 1

Pink Coolant

00232-19098

Approximately ¼ gallon of Coolant will
be used due to loss of coolant during
ITM removal.

Circulate To: General Manager, Service Manager, Parts Manager, Warranty Manager, Service
Advisors, Technicians, Body Shop Manager, Fleet Repair

SUBJECT: ITM MODULE OIL COOLER O-RING INSPECTION/REPLACEMENT (SERVICE CAMPAIGN TBA)

SST Information:
Tool Name

Part Number

GIT
Borescope

Figure

Remarks
This is an essential tool that has
already been shipped to
dealers. If dealer has broken or
missing components or need a
replacement borescope, please
contact GIT America at
(888) - 437- 0308.

G0DKDNN039

Warranty Information:
Model

Op.
Time

Op. Code

Operation

30D142R4

ITM LOT Inspection

Casual Part

Nature
Code

Cause
Code

0.3 M/H 25699-2S690QQH

Tucson
(NX4)

B33
ZZ7
ITM LOT Inspection and
30D142R5 Oil Cooler Fitting O-Ring 1.5 M/H 25699-2S690QQH
Replacement
NOTE 1: Submit claim on Claim Entry Screen as “Campaign” type.
NOTE 2: If a part 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.
NOTE 3: This TSB includes Repair validation photos. Op times include VIN, Mileage and Repair
validation photos as outlined in the Digital Documentation Policy.
NOTE 4: The incident parts are subject to callback through the normal Warranty Technical Center
(WTC) parts return process. Claim is subject to debit if the part is not returned.
NOTE 5: One (1) gallon of coolant will be reimbursed under labor OP code 30D142R5.

TSB #: 24-01-010H

Page 2 of 9
SUBJECT:

SUBJECT: ITM MODULE OIL COOLER O-RING INSPECTION/REPLACEMENT (SERVICE CAMPAIGN TBA)

Service Procedure:

STUI
This TSB includes Repair validation photos. Refer to the latest Digital Documentation Policy for
requirements.

1.

Connect the VCI-II into the vehicle's DLC
connector under the driver side instrument
panel and connect to the VCI-II on STUI to
take pictures using the borescope (A).
Before starting the procedure, make certain
that the battery of the Tablet and the
borescope are sufficiently charged.

i

Information

Review the "STUI Borescope Guide" on
hyundaitechinfo.com for connection
instructions.
Diagnostic Tools > GDS and STUI Tips
> No. 714 STUI Borescope Guide
A

i

Information

For technical assistance or replacement
parts, contact GIT America at (888) 4370308.

TSB #: 24-01-010H

P/N: G0DKDNN039

Page 3 of 9
SUBJECT:

SUBJECT: ITM MODULE OIL COOLER O-RING INSPECTION/REPLACEMENT (SERVICE CAMPAIGN TBA)

I.
2.

LOT INSPECTION PROCEDURE:
Open the hood and remove the engine cover.

i

Information

Area to be inspected is indicated by the
red square in the photo at right.

3.

Using the Borescope camera, locate the label
with the LOT number located on the side of the
ITM (B).

B

i

Information

The LOT Code is located behind the ITM
Connector.
Use the 90-degree camera lens on the
borescope for best view of the LOT Code.

TSB #: 24-01-010H

Page 4 of 9
SUBJECT:

SUBJECT: ITM MODULE OIL COOLER O-RING INSPECTION/REPLACEMENT (SERVICE CAMPAIGN TBA)

4.

STUI
Take a photo of the LOT code, clearly
indicating the LOT number.
If the preferred GIT Borescope is
used, a piece of paper indicating the
last 6 digits of the VIN and date of
repair is not necessary.
If the preferred GIT Borescope is NOT
used, please include a piece of paper
indicating the last 6 digits of the VIN
and date of repair on a piece of
paper.
Upload the photo to STUI.

Commercially Available Borescope

GIT Borescope

TSB #: 24-01-010H

Page 5 of 9
SUBJECT:

SUBJECT: ITM MODULE OIL COOLER O-RING INSPECTION/REPLACEMENT (SERVICE CAMPAIGN TBA)

5.

Closely inspect the LOT number (C).
➢ If the LOT number is any of the following:
230911
230914
230917
230920
230923

230912
230915
230918
230921
230924

Example 1: GOOD,
Does not need new O-Ring

230913
230916
230919
230922
230925

Then replace the O-Ring with a new one.
Continue to the “O-Ring Replacement
Procedure”.

C

➢ For all other LOT numbers, replacement
is not necessary. Inspection is
complete.
Example 2: NG, Needs new O-Ring

Lot # 230915 Details
Year

Month

Day

23

09

15

TSB #: 24-01-010H

Page 6 of 9
SUBJECT:

SUBJECT: ITM MODULE OIL COOLER O-RING INSPECTION/REPLACEMENT (SERVICE CAMPAIGN TBA)

II.
1.

O-RING REPLACEMENT PROCEDURE:
Remove the Integrated Thermal Management
(ITM) Module (A).
Refer to Shop Manual:
• Engine Mechanical System > Cooling
System > Integrated Thermal
Management Module (ITM) > Repair
Procedures

i

A

Information

Drain the coolant into a clean container
that is not contaminated. The coolant will
be reused later.
2.

Remove the Oil Cooler Fitting and the OLD
O-Ring (B).

B

3.

Before installing the NEW O-Ring, apply a light
film of coolant to lubricate the O-Ring.

TSB #: 24-01-010H

Page 7 of 9
SUBJECT:

SUBJECT: ITM MODULE OIL COOLER O-RING INSPECTION/REPLACEMENT (SERVICE CAMPAIGN TBA)

4.

Install the new O-Ring onto the Oil Cooler Fitting
and reinstall the Oil Cooler Fitting onto the ITM.
Tightening Torque:

5.

lb-ft

3.0

lb-in

24.0

N.m

4.0

Reinstall the Integrated Thermal Management
(ITM) Module (C). Be sure to replace the Water
Inlet O-Ring and Rubber ITM Gasket in the
supplied kit.
Refer to Shop Manual:
• Engine Mechanical System > Cooling
System > Integrated Thermal
Management Module (ITM) > Repair
procedures

C

Tightening Torque:
lb-ft

8.0

lb-in

95

N.m

10.8

NOTICE
When re-connecting the ITM connectors,
make sure any coolant or foreign objects
are completely removed.

6.

Install remaining components in reverse order of
removal.

TSB #: 24-01-010H

Page 8 of 9
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SUBJECT: ITM MODULE OIL COOLER O-RING INSPECTION/REPLACEMENT (SERVICE CAMPAIGN TBA)

7.

Fill the engine coolant with the previously
drained coolant, adding new coolant as
necessary.
Refer to Shop Manual:
• Engine Mechanical System > Cooling
System > Coolant > Repair procedures

8.

Start the engine and check for leaks.

NOTICE
Be sure to follow the ITM Coolant Filling
Mode procedure. Failure to do so may
result in air pockets and overheating of
the engine.
9.

Adjust coolant level as necessary up to the
FULL line.

10.

Service procedure is now completed.

TSB #: 24-01-010H

Page 9 of 9
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