This Cummins fault 3498 document is a troubleshooting procedure for an aftertreatment diesel exhaust fluid tank level fault. It explains the circuit description, fault conditions, diagnostic steps, INSITE™ checks, ECM calibration review, and clearing procedure for Code 3498. The file is a short Cummins service document for workshop use when the DEF tank level is reported as very low.
Official Cummins fault 3498 document details
| Brand | Cummins |
|---|---|
| Model coverage | ISB6.7 CM2250; also references ISX11.9 CM2250, ISC8.3 and ISL9 CM2250, ISX15 CM2250, GX CM2250, QSL9 CM2250, and QSB6.7 CM2250 |
| System/Group | ISB6.7 CM2250 (2010-12) / DTCs; aftertreatment diesel exhaust fluid tank level circuit |
| Publication no. | Not shown; associated bulletin numbers include 4022254, 4022257, 4022250, 2883445, 4022256, and 4022255 |
| Year/Revision | Unknown; last modified 11-Jun-2010 and 18-Jan-2011 |
| Pages | 6 |
| File size | 0.2 MB |
| Format | |
| Language | English |
Document table of contents
- Overview
- Circuit Description
- Component Location
- Conditions for Running the Diagnostics
- Conditions for Setting the Fault Codes
- Action Taken When the Fault Code is Active
- Conditions for Clearing the Fault Code
- Shop Talk
- Associated Procedures
- Troubleshooting Steps
- Guided Step 1 – Check the fault codes.
- Guided Step 1A – Read the fault codes.
- Guided Step 2 – Check ECM calibration and clear fault codes.
- Guided Step 2A – Check if an ECM calibration update is available.
- Guided Step 2B – Disable the fault code.
Applicable truck models
This procedure applies to Cummins CM2250 engine coverage listed in the document, including ISB6.7 CM2250 and referenced engine models ISX11.9 CM2250, ISC8.3 and ISL9 CM2250, ISX15 CM2250, GX CM2250, QSL9 CM2250, and QSB6.7 CM2250. The document states that the diesel exhaust fluid level sensor is located in the DEF tank, and that tank and sensor location are original equipment manufacturer dependent. For manufacturer information, visit Cummins official website.
Who needs this Cummins fault 3498 manual
Workshop owners, diesel technicians, and fleet mechanics need this Cummins fault 3498 manual when a CM2250 engine reports SPN 1761 FMI 18 for aftertreatment diesel exhaust fluid tank level data valid but below normal operating range. The procedure supports refill verification, fault code reading, calibration revision comparison, and fault clearing with INSITE™ electronic service tool.
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