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DESA (Dynamic Engine System Analysis) helps systematically diagnose complex engine and after-treatment systems. The application will run a dynamic self-test of the after-treatment system and key engine systems, create a log file and provide an analysis of that log file in order to better guide diagnostics.

Software Downloads

The last version of DESA is version 1.7.0

Support ended on March 4, 2022. To continue performing DESA tuning please upgrade to the newest version of INSITE, via Update Manager.

Complete download for new installs and upgrades

  • Compatible with Windows 7, Windows 8, and Windows 10
  • Prerequisites: Microsoft Excel, MATLAB/MCR, Visual C++ 2010 or newer and .NET 4.0

File name:
File size: 573 MB


Installation Guide - download and follow

ONLY for upgrade from version 1.6 to version 1.7

File name:
File size: 25 MB


This software is not available on mobile. To download for your office or home computer, please return to this page from that device.

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