This fault code 2183 DTCs document is a troubleshooting manual for Code 2183 on CM2250 engines, focused on the engine brake actuator driver 1 circuit. It covers low-voltage or short-to-low-source faults, ECM checks, engine brake solenoid testing, harness inspection, INSITE fault clearing, and calibration verification.
Official fault code 2183 DTCs document details
| Brand | Cummins |
|---|---|
| Model coverage | ISB6.7 CM2250 (2010-12); extract also lists ISX15 CM2250, GX CM2250, ISX11.9 CM2250, QSL9 CM2250, QSB6.7 CM2250, ISC8.3 and ISL9 CM2250 |
| System/Group | DTCs; Engine Brake Actuator Driver 1 Circuit – Voltage Below Normal or Shorted to Low Source |
| Publication no. | 4022250, 2883445, 4022256, 4022255, 4022257 are listed in associated procedures |
| Year/Revision | Last modified 04-Jan-2010, 11-Jun-2010, 20-Jul-2010, 28-Dec-2010 |
| Pages | 29 |
| File size | 0.5 MB |
| Format | |
| Language | English |
Document table of contents
- FAULT CODE 145-fc2183
- Fault Code Path Selection
- 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 2 – Check the engine brake solenoid and circuit.
- Guided Step 3C – Check for a pin-to-ground short circuit.
- Guided Step 3B – Check the engine brake solenoid number 1 diagnostic supply voltage.
Applicable truck models
This file applies to Cummins CM2250 diagnostic coverage shown in the extract, including ISB6.7 CM2250 (2010-12) and associated procedure coverage for ISX15 CM2250, GX CM2250, ISX11.9 CM2250, QSL9 CM2250, QSB6.7 CM2250, and ISC8.3 and ISL9 CM2250. The fault description states PID S079, SPN 1072, FMI 4/4, amber lamp, and an effect where the engine brake on cylinders 1, 2, and 3 can not be activated. Manufacturer information is available from Cummins official website.
Who needs this fault code 2183 DTCs manual
Workshop technicians need this code 2183 DTCs manual when diagnosing an engine brake actuator driver 1 circuit fault, especially where the fault becomes active only after engine brake operation and returns inactive after ECM power-down. It is useful for checking the engine brake pass-through connector, solenoid resistance, ECM connector pins, engine harness shorts, and whether an ECM calibration update is required.
The full PDF is available in the DiagTechPro manuals library, free account required to download.
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