Cummins ISX Electronic Diagnostic Manual (CM2250)


SKU: TMCU2721 Category:

Factory printed manual. Factory Cummins electronic controls system service manual. This manual shows technicians the step-by-step diagnostic & repair procedures. Includes fault codes, drawings, volt / OHM reading and wire diagrams.



Control Module:


  • 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)

In addition it covers areas such as:

  • Engine coolant temperature sensor
  • Intake manifold air temperature/pressure sensor
  • Engine oil pressure sensor
  • Engine speed sensor
  • Camshaft position sensor
  • Barometric pressure sensor
  • Rail fuel pressure sensor
  • Water-in-fuel sensor
  • Exhaust gas re-circulation sensor (EGR) temperature sensor.
  • Exhaust gas pressure sensor.
  • EGR differential pressure sensor.
  • Turbocharger speed sensor.
  • Turbocharger compressor inlet air temperature sensor
  • Accelerator pedal/lever position sensors
  • Engine brake selector switches
  • Engine coolant level sensor
  • Vehicle speed sensors
  • Feature control switches (i.e. cruise control switches)
  • Fan control switch
  • Air conditioner pressure switch
  • Remote accelerator
  • Remote power-take-off (PTO)

The control system also monitors the following sensors in the aftertreatment system:

  • Aftertreatment diesel oxidation catalyst inlet temperature sensor
  • Aftertreatment diesel particulate filter inlet temperature sensor
  • Aftertreatment diesel particulate filter outlet temperature sensor
  • Aftertreatment diesel particulate filter differential pressure sensor

Manuals normally ship out within 24 hours.


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