TSB150200-122115

Proper Troubleshooting of Fault Code 2725
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Technical Service Bulletin Number
TSB150200
Technical Service Bulletin
Subject
Proper Troubleshooting of Fault Code 2725
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.Information Only - OEM Related
Matter Not Covered By Cummins® - Contact Appropriate OEM Dealer or OEM Representative
For Additional Information
Contents
Product Affected



ISX12 G CM2180 EJ
ISL G CM2180
ISB5.9 G CM2180
Issue
Cummins® fuel system components have been returned for analysis after having been
removed and replaced during troubleshooting of Fault Code 2725. Analysis has determined
that the Cummins® components did not malfunction.
Fault Code 2725 is used to diagnose low fuel pressure supplied to the engine, not a
malfunctioning Cummins® fuel supply component.
A low fuel pressure supply condition can be caused by low fuel levels or malfunctioning original
equipment manufacturer (OEM) fuel system supply components. Fault Code 2725 can become
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3/1/2016
Proper Troubleshooting of Fault Code 2725
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temporarily active under high flow conditions such as a stall test or rated power conditions.
Verification
Verify Fault Code 2725 is present.
Resolution


Follow published troubleshooting for Fault Code 2725.
If published troubleshooting has been exhausted, contact the fuel system supply
components provider. See customer service contact numbers below.
Fuel system provider customer service contact numbers:




Agility® Fuel Systems +1-949-267-7745
Trilogy Arctic Fox® Inline Compressed Natural Gas (CNG) fuel heater +1-330-915-2303
extension 109
Quantum Technologies + 1-800-816-8691
Chart Industries + 1-888-877-3093
NOTE: Contact info subject to change. This is not a complete list of fuel system
providers.
Publications Affected
Fault Code 2725 troubleshooting tree has been revised. See the corresponding Fault Code
Troubleshooting Manual. Reference Section TF.
Document History
Date
2015-12-21
Details
Module Created
Last Modified: 04-Feb-2016
Copyright © 2000-2010 Cummins Inc. All rights reserved.
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3/1/2016