This Cummins 3135 troubleshooting manual is a 19-page PDF for Fault Code 3135 on CM2250 aftertreatment systems. It explains the aftertreatment diesel particulate filter outlet pressure sensor circuit, fault conditions, diagnostic steps, repair validation, and INSITE fault clearing process.
Official Cummins 3135 troubleshooting manual document details
| Brand | Cummins |
| Model coverage | ISB6.7 CM2250, ISC8.3 and ISL9 CM2250, ISX11.9 CM2250, ISX15 CM2250 |
| System/Group | ISB6.7 CM2250 (2010-12) / DTCs; Aftertreatment Diesel Particulate Filter Outlet Pressure Sensor Circuit |
| Publication no. | 4022254 for ISB6.7 CM2250; 4022257 for ISC8.3 and ISL9 CM2250; 2883445 for ISX11.9 CM2250; 4022250 for ISX15 CM2250 |
| Year/Revision | Last Modified: 11-Jun-2010 |
| Pages | 19 |
| 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
- Guided Step 1 – Check for sensor circuit fault codes.
- Guided Step 2 – Check the aftertreatment system.
- Guided Step 3 – Check the aftertreatment diesel particulate filter outlet pressure sensor and circuit.
- Guided Step 4B – Check for resistance in the OEM harness.
- Guided Step 4E – Check for an inactive fault code.
- Guided Step 6 – Check ECM calibration and clear fault codes.
Applicable truck models
This procedure applies to Cummins CM2250 engine platforms listed in the document: ISB6.7 CM2250, ISC8.3 and ISL9 CM2250, ISX11.9 CM2250, and ISX15 CM2250. The extract does not identify specific truck makes or chassis; sensor location is directed to the original equipment manufacturer service manual because the aftertreatment system installation can vary by vehicle. The covered fault is SPN 3610 FMI 2, described as Aftertreatment Diesel Particulate Filter Outlet Pressure – Data Erratic, Intermittent or Incorrect. See the manufacturer at Cummins official website.
Who needs this Cummins 3135 troubleshooting manual manual
Workshop technicians, fleet mechanics, and diagnostic tool users need this file when an amber CHECK ENGINE lamp or MIL appears with Fault Code 3135 and diesel particulate filter regeneration is disabled. The 3135 troubleshooting manual is useful for checking sensor circuit faults, inspecting OEM harness connectors, measuring resistance, checking exhaust restriction, inspecting the decomposition tube for DEF deposits, and confirming ECM calibration status.
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