truck manuals

Cummins ISX Wire Diagram CM 871


SKU: TMCU1575 Categories: , Tag:
Cummins ISX Wire Diagram CM 871

ISX CM 871 Laminated Wire Diagram printed by Cummins.  Fold-out factory wire diagram for the engine control system for this Cummins engine.  Includes specifications, & fault code info.

Cummins ISX Wiring Diagram CM 871

Engine: ISX

Control Module: CM871


  • ECM pin locations
  • Wire diagram (color-coded)
  • Connectors
  • Each controlled or controlling sensor, etc.
  • Cummins responsibility & truck manufacturer responsibility connections
  • Electrical specifications & reading parameters (volts-amps-ohm readings)
  • Fault codes, fault reasons, fault effects


Laminated surface allows for the use of erasable marker to make notes while performing diagnostics which can be erased when finished.


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Cummins ISX Wire Diagram CM 871