How to Create New Caterpillar Injector Trim Files with CAT Caterpillar ET Diagnostic Adapter III?

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Caterpillar ET 2019C is a good replacement for the CAT ET 2018b, 2019A,2019B Electronic Technician Diagnostic Software. 2019C Caterpillar Electronic Technician softwarer With CAT ET 3 Cat caterpillar adapter 3 support caterpillar diagnostic till 2019.


It is necessary to program injector for Caterpillar after replacement.And you need use related injector trim files to program them.


How to Create New Caterpillar Injector Trim Files?


Open a trim file (also available read it by CAT ET diagnostic software) with txt

Copy the content from <Data>…</Data>


Paste it into CAT Trim File calculator


Here you can find the InjectorSeriaNo is same as the one in trim file

Now input new injector serial number then click “Change” button

Content between <Data>…</Data> will renew,now copy it and paste it into trim file


And change the InjectorSerialNo you input in the Cat trim file calculator


After then save this file and change the file format as .trm

Now use CAT ET diagnostic software Service function to load this trim file to program injector.


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