TSB150055-042215

New Aftertreatment Diesel Exhaust Fluid (DEF) Dosing Valve Gasket
Page 1 of 2
Technical Service Bulletin Number
TSB150055
Technical Service Bulletin
Subject
New Aftertreatment Diesel Exhaust Fluid (DEF) Dosing Valve Gasket
Warranty Statement
The information in this document has no effect on present warranty coverage or repair
practices, nor does it authorize TRP or Campaign actions.
Contents
The purpose of this document is to inform the field of a new aftertreatment Diesel Exhaust
Fluid (DEF) dosing valve gasket.
Product Affected










ISB6.7 CM2250
ISC8.3 CM2250
ISL9 CM2250
ISX12 CM2250
ISX15 CM2250
Reason for Change
The new aftertreatment DEF dosing valve gasket is being introduced to reduce failures
experienced with the original design on certain Original Equipment Manufacturer (OEM)
applications.
Service Parts Availability
https://qsol2.cummins.com/qs3/pubsys2/xml/en/tsb/2015/tsb150055.html
6/2/2015
New Aftertreatment Diesel Exhaust Fluid (DEF) Dosing Valve Gasket
Page 2 of 2
Service parts are available. See Table 1 for part numbers.
Table 1, New aftertreatment DEF Dosing Valve Gasket and Kit Part Number
Part Description
Obsolete Part Number
New Part Number
Gasket, Dosing valve
2885890
4354280
Kit, Dosing valve
2888114
4376837
Part Structure
The previous part numbers have been obsoleted and superseded by the new part numbers.
Part Inventory Action
Existing DEF dosing valve gasket part number inventory can be used.
Document History
Date
2015-4-22
Details
Module Created
Last Modified: 01-May-2015
Copyright © 2000-2010 Cummins Inc. All rights reserved.
https://qsol2.cummins.com/qs3/pubsys2/xml/en/tsb/2015/tsb150055.html
6/2/2015