TSB150057-051720
Service Bulletin Details
Public Details for: TSB150057-051720
This technical service bulletin describes the verification and resolution of water intrusion that may cause the malfunction of the aftertreatment outlet nox sensor resulting in fault code 1887, 3583 or 3545 on certain aftertreatment configu
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Aftertreatment Outlet NOx Sensor Water Intrusion Resulting in Fault Code 1887, 3583, o... Page 1 of 3 Technical Service Bulletin Technical Service Bulletin: Released Date: 17-May-2019 TSB150057 Aftertreatment Outlet NOx Sensor Water Intrusion Resulting in Fault Code 1887, 3583, or 3545 Aftertreatment Outlet NOx Sensor Water Intrusion Resulting in Fault Code 1887, 3583, or 3545 Core Issue Water intrusion can cause the malfunction or failure of the aftertreatment outlet NOx sensor on certain aftertreatment configurations. Confirmation Product Affected • • • • • • ISB6.7 CM2350 B101 ISB6.7 CM2350 B103 ISL9 CM2350 L101 ISL9 CM2350 L111 ISX12 CM2350 X102 ISX15 CM2350 X101 Configuration: This failure occurs primarily on side outlet aftertreatment Selective Catalytic Reduction (SCR) catalyst systems with vertical exhaust configurations. Symptom: Fault Code 1887, 3583, or 3545 Resolution If symptom has been verified, the aftertreatment outlet NOx sensor bolt-in water shield must be installed. See Installation Instructions 4908441, for details on how to install the aftertreatment outlet NOx sensor bolt-in water shield. To assess if a unit already has an outlet NOx sensor bolt-in water shield installed: https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2015/tsb150057.html 5/22/2019 Aftertreatment Outlet NOx Sensor Water Intrusion Resulting in Fault Code 1887, 3583, o... Page 2 of 3 • Inspect for spot welds or two bolts installed in the tailpipe near the outlet NOx sensor. See Figure 1 below. • Verify the build of the engine serial number (ESN) is August 2015 or later. This can be done using the physical engine dataplate or QuickServe® Online dataplate. Figure 1, Two Outlet Nox Sensor Bolt-In Water Shield Bolts in the Exhaust Pipe. Required Service Parts See Table 1 and 2 below for required service part numbers to install the aftertreatment outlet NOx sensor bolt-in water shield. Table 1, Required Service Parts for ISX12, ISX15 Description Part Number Quantity Drip Shield 4352880 1 Screw, Hex Flange Head Cap 4354269 2 Template 4353074 1 High Temp Sealant 5362108 1 Table 2, Required Service Parts for ISB6.7, ISL9 Description Part Number Quantity https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2015/tsb150057.html 5/22/2019 Aftertreatment Outlet NOx Sensor Water Intrusion Resulting in Fault Code 1887, 3583, o... Page 3 of 3 Table 2, Required Service Parts for ISB6.7, ISL9 Description Part Number Quantity Drip Shield 4353926 1 Screw, Hex Flange Head Cap 4354269 2 Template 4353074 1 High Temp Sealant 5362108 1 Cummins® High Temp Sealant, Part Number 5362108, is the only sealant approved to be used. 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. Document History Date Details 2015-4-24 Module Created 2015-6-25 Fix broken link to 4908441 Installation Instruction 2016-6-21 Added assessment section to see if a unit already has an outlet NOx sensor bolt-in water shield installed. Added Figure 1. 2019-5-9 Added "Inspect for spot welds or two bolts installed in the tailpipe near the outlet NOx sensor. See Figure 1 below." Last Modified: 17-May-2019 https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2015/tsb150057.html 5/22/2019