NHTSA ID Number: 10237228
Manufacturer Communication Number: T2602C
TSB/Document Date: 2023-06-05
Summary
This Temporary Repair Practice is being issued to address Engine Outlet NOx Sensor failures on certain X15
CM2350 X114B engines. This TRP authorizes certified repair locations to replace the Engine Outlet NOx Sensor if fault codes or troubleshooting lead to a confirmed failure of Engine Outlet NOx Sensor. This is an update to the previously submitted communication.
S | Temporary Repair Practice
TRP Number: t2620 Revision: C Released Date: 09-May-2023
Expiration Date (U.S. and Canada):
X15
X1 CM2350 MY18 Engine Outlet NOx Sensor TRP for Out of Warranty 17-Jan-2030
Failures Expiration Date (International
): 17-
Jan-2030
Attention
e U.S./ Canadian Dealers
e U.S. / Canadian Distr./Branches and Div. Offices (Automotive)
This is to revise and replace TRP 2620-B, dated 28-Feb-2023. This revision is to:
1. Update the Reimbursements, and
2. update the Parts list.
If additional information is required, please contact your Cummins
Warranty Operations Group Leader.
Description
This Temporary Repair Practice is being issued to address Engine Outlet NOx Sensor failures on certain X15
CM2350 X114B
engines. This TRP authorizes certified repair locations to replace the Engine Outlet NOx Sensor if fault codes or troubleshooting lead
to a confirmed failure of Engine Outlet NOx Sensor.
Note : This TRP only applies to engines that are no longer covered by a Cummins
Base, Extended, or Emissions
warranty program. If a Cummins
coverage is available for the failed component, the claim should be filed to the
coverage that gives the most benefit to the Customer.
Action
In order to qualify for repair under this field action, an engine:
1. must have NO existing coverage, and
2. must be within 10 years in service and 435,000 miles, and
3. must show as OPEN on QuickServe® Online for this field action, and
4. must experience a Engine Outlet NOx Sensor failure.
Note : The ESN list is attached for reference.
After verifying that the engine meets the above requirements, perform the following actions:
1. As required, remove and replace the Engine Outlet NOx Sensor using service procedure 019-463 the appropriate Cummins![]()
Service Manual.
Note : If the unit is covered by a Cummins
Base, Extended, or Emissions warranty program, file claims as is
appropriate and best benefits the customer. If Engine Outlet NOx Sensor is covered by a warranty program, the
unit is NOT eligible for this field action. File Admin ONLY claim to close the field action.
Note : Certified repair locations outside of California, who elect to perform this campaign on engines installed in
vehicles which are registered in the state of California, are authorized to do so if they have the two items noted
below in their inventory. Please note that the Label, Authorized Change and the Proof of Correction Form
must be ordered through standard parts processes. They are not available on QuickServe® Online.
2. If applicable, a Label Authorized Change, Cummins
part number 5297400, must be filled out and affixed to the engine. Clearly
print or type EONOx SENSOR UPDATE in the center box. Fill in the Campaign Number, Distributor or Dealer Code, and Date
information. Peel off the backing material and install the label on the engine valve cover near the engine data plate. There is a
clear protective cover on this label; peel the backing off of this cover and push the clear cover over the printed material. This will
help protect the label during engine operation. Label cost and appropriate SRT time can be claimed per Campaign guidelines.
3. If applicable, an Emissions Campaign - Proof of Correction form, Bulletin #4310621, must be filled out and provided to the
Customer. Inform the Customer to retain this certificate as proof that the Emissions Campaign has been performed. This form
may be required as proof of an Emissions Campaign by the State of California, for vehicles registered in that state, the next time
the vehicle registration is renewed. Form cost and appropriate SRT time can be claimed per the Campaign guidelines.
4. File one claim for the applicable listed parts and required labor to complete the repair.
Material Disposition
Where applicable, items removed should be returned to ReCon for core credit. Unless otherwise indicated, items with no core liability
can be scrapped.
Reimbursements
Parts
Note : All parts listed are OPTIONAL. Claim only the parts required to complete the repair. ReCon (RX) parts should
be used and claimed when performing all Cummins
Field Actions. New or NX parts should only be used when making
before-inservice repairs. Additionally, due to local laws, RX/PX parts may not be available for use in the repair. If this
is the case for your region, use the New part equivalent of the appropriate ReCon part. Further, if RX/PX parts are not
readily available to complete the repair in a timely fashion, the new part equivalent can be secured and used for the
repair. The part numbers 4310621 and 5297400 are only required for use on engines installed in vehicles registered
in the state of California. They are OPTIONAL for all other applications.
The following parts are covered under this field action:
Part Number Quantity Description
368793000 1 SEN,OXI (OPTIONAL)
368793000RX 1 SEN,NIT (OPTIONAL)
431062100 1 OPTONA) FORM
432687000 1 SEN,OXI (OPTIONAL)
432687000RX 1 SEN,OXI (OPTIONAL)
529740000 4 LABEL, AUTHORIZED CHANGE
(OPTIONAL)
Note : SRTs to gain access that are required to complete the repair, that are sufficiently explained in the claim
narrative, may also be claimed on this action.
Note : For California registered vehicles ONLY, SRT 17-901 for up to .1 hours can be claimed for completing the
Label - Authorized Change and the Emissions Campaign - Proof of Correction forms.
Labor Using Applicable Access Code and Time
SRT Code Description Time (hrs)
00-90F ADMINISTRATIVE TIME-FIELD ACTION
SERVICE EVENT
17-901 Stamp Engine Data Plate/Apply
Emission Sticker (OPTIONAL)
Aftertreatment Intake NOx Sensor -
19-0D6 Remove and Install - X15
CM2350
X114B
Travel
Travel is not covered under this field action. Towing is not covered under this field action.
Other Claimables
Consumables are covered under this field action.
Note : Additional parts, such as o-rings, gaskets and fasteners, that are required to complete the repair, but not listed,
may be claimed in Other Claimables. Please consolidate all consumables and claim them as one line item in Other
Claimables titled CAMPAIGN SUPPLIES or other appropriate selections. Please include brief summaries on the
details of items claimed. A lack of documentation in the narrative may result in a reduction in claim reimbursement or
claim denial.
Claim Instructions
For Cummins
Dealers, claims for this TRP must be filed via RAPIDSERVE™ Web (rsw.cummins.com). For information regarding
RAPIDSERVE™ Web, please reference the "Warranty" tab in QuickServe® Online. If there are additional questions, please contact
your local Cummins
Distributor.
Claim Codes
Description Code
Account Code: 65
Claim Codes
Description Code
Pay Code: North America Distributor = X
Pay Code: North America Dealer = D
Pay Code: International
Distributor = |
Pay Code: International
Dealer = R
Failure Code: WYNEOD
Attachments
Click here to see t2620_esn-list.xlsx
(/service/english/attachments/t2620_esn-list.xlsx)
Engine Family Fuel System
ISX, QSX15 ISX15![]()
Design Application Market Application
All All
Document History
Date
Details
Document Created; 17-Jan-2023
Update the Parts list; 9-Feb-2023
Update the Action; 28-Feb-2023
Update the Reimbursements and update the Parts list; 09-May-2023
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TSB/Document ID: T2602C
Replacement Service Bulletin Number:
MFR Communication Date: 2023-05-09
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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