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CM850 Electronic Control System – 100-001   Engine Identification

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Engine Dataplate
ECM Dataplate

Engine Dataplate

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The engine dataplate provides important facts about the engine. The engine serial number (ESN) and control part list (CPL) provide information for service and ordering parts. The engine dataplate must not be changed unless approved by Cummins Inc.

  
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Have the following engine data available when communicating with a Cummins Authorized Repair Location:

  1. Engine serial number (ESN)
  2. Control parts list (CPL) number
  3. Model
  4. Advertised horsepower and rpm.


If the engine dataplate (1) is not readable, the ESN (2) can be found on the engine block on top of the lubricating oil cooler housing. Additional engine information can be found on the electronic control module (ECM) dataplate.

  
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ECM Dataplate

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The ECM dataplate is located on the front of the ECM.

The following information is available on the ECM dataplate:

  • ECM part number (PN)
  • ECM serial number (SN)
  • ECM date code (DC)
  • Engine serial number (ESN)
  • ECM code (identifies the software in the ECM).
  
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Last Modified:  13-May-2003
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