Product Details

Cummins ISX Electronic Diagnostic Manual (CM2250)
Item: TMCU2721
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Factory printed manual.  Factory Cummins electronic controls systems service manual. This manual shows technicians the step-by-step diagnostic & repair procedures.  Includes fault codes, drawings, volt / ohm reading & wire diagrams.



Engine: ISX

Control Module: CM2250


Covers electronic troubleshooting & fault code diagnostics. 


  • Introduction
  • Engine Identification
  • Familiarization
  • Electronic Troubleshooting Symptoms (including new format)
  • Electronic Troubleshooting Steps
  • Electronic Engine Controls
  • Specifications 
  • Pin Locations
  • Volt / Ohm Readings
  • Fault Code list
  • Diagnostic Procedures & Repair (approx. 730 pages)


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Cummins ISX electronic diagnostic manual (CM2250)