2021B Full Diagnostic Software for Caterpillar Engines

FREE Setting CAT ET-2021B (Electronic Technician) Full Service Dealer, Diagnostic Software for Caterpillar Engine, ET 2021B .If you got problems while activation, don’t hesitate to Contact Us , I’ll help to setting up using TeamViewer. Download here:https://www.cnautotool.com/goods-2485-2017A+Version+CAT+Caterpillar+ET+Diagnostic+Adapter+III.html

2021B Cat ET software-2

1. Install Software ET 2021B v1.0, FREE download for CAT ET2019A here: CAT ET2019A v1.0 download
2. Install Patch Files (x86 or x64), download here:
2019A x64 Patch Installer.exe
2019A x86 Patch Installer.exe
3. Add set_level.reg file into Registry, download here: set_level.reg
4. On drive C:// (main root), create folder with name “flexlm”
5. Add Environment Variable,
catlmd_LICENSE_FILE (name)
C:\flexlm\license.dat (value)
-or just Install SET Environment Variables, download here: SET Environment Variables.zip
6. Copy and paste the license.dat file, download here: license.dat to folder C: “flexlm”
7. Open HWID6 and copy ID, download here: HWID6.rar and send your HWID to my email..
8. I’ll help to generate your HWID to “catet.lic” file,
9. Copy and replace “catet.lic” to installed directory:
-C:\Program Files (or Program Files x86)\Common Files\Offboard Information Products\2019A\Comet
10. Copy and replace “catet.lic” in the installed directory:
-C:\Program Files (or Program Files x86\Common Files\Offboard Information Products\2019A\Flash

With the CAT Diagnostic Tool, you can:
View active and logged diagnostics
View events where irregularities occurred and were logged by the ECM
View the status of a group of parameters (temperatures, pressures, etc.) simultaneously
Record and log performance data
Graph a group of status parameters
View the current configuration of an ECM
Change ECM configurations
Perform diagnostic tests
Perform calibrations
Print reports and diagnostic results
For some machine and engine products, additional functionality has been included with the service tool program

Display, graph and log status parameters.
Retrieve prognostic data including histograms, engine totals for fuel used and miles traveled.
View active diagnostics and clear logged diagnostics. View events where irregularities have occurred and have been logged by the ECM.
Perform calibrations to enhance performance of the ECM.
Customize the ECM with application-specific settings.
Over 100 custom Diagnostic, Information and Service features including:
– 2D and 3D Histogram plotting capability (engine software
support required).
– Custom Status screen groups
– Snapshots (Download and display snapshot data recorded by the
– Configuration Aid that allows upload/download of same
configuration to multiple control modules

Customised Service Tool Options
Customized service tool name
Customized graphics for the splash screen and icons
Customized installation
Aftermarket differentiation, i.e., the tool for one customer does not work on the product of another customer.
Licensing options for customer management
Flash programming of the ECM(s)
Training demonstration allows familiarity with the tool’s primary functions without connecting to ECM(s)

Perform customized diagnostic tests to identify harness problems, cylinder or component failures (Automatic Cylinder Cutout with cylinder to cylinder fueling comparison)

Caterpillar electronic technician 2020B with WinFlash future is an updated version of the caterpillar dealer diagnostic software that can help technicians to diagnose existing and potential problems with their electronically controlled Caterpillar Engines and Machines.

To get the vehicle information the Cat ET software must be connected to the Electronic Control Module (ECM). For this purpose, you need a suitable diagnostic link adapter (DLA), for instance, Genuine CAT Comm Adapter III

The list of supported CAT machines and engines can be found below(if your vehicle is missing, please contact us we will double check):
Electric Power
Electric Power Generation
Marine Power Systems
Oil and Gas

Articulated Trucks
Asphalt Pavers
Backhoe Loaders
Cold Planers
Feller Bunchers
Forest Machines
Hydraulic Mining Shovels
Knuckleboom Loaders
Material Handlers
Motor Graders
Off-Highway Trucks
Road Reclaimers
Site Prep Tractors
Skid Steer and Compact Track Loaders
Track Loaders
Underground – Hard Rock
Underground – Longwall
Underground – Room and Pillar
Utility Vehicles
Wheel Dozers
Wheel Excavators
Wheel Loaders
Wheel Tractor-Scrapers


Package :
1.Used Dell D630 laptop
2.Real CAT et3 Comm Adapter III(it’s best quality cat et 3,not adapter 2,please check Communication port)
3.USB Cable (From device to your computer)
4.J1939/J1708 9PIN Cable (from device to your truck)
5.6PIN Cable (for old truck)
6.14PIN Cable(for new truck)
7.Plastic box

2021B Cat ET software-3


What’s New – 2020A
Product Status Report Updates
The Product Status Report has been updated to include throttle configuration information.
What’s New – 2021A

No significant new features or feature enhancements

What’s New – 2020C
No significant new features or feature enhancements

What’s New – 2020B
Trainer Update – 299D3
The 299D3 Skid Steer Loader has been added to the Trainer application.


Any need please feel free with us sale@cnautotool.com, thanks

Be the first to comment

Leave a Reply

Your email address will not be published.