Caterpillar Communication Adapter III Kit PN 538-5051 (Replaces 466-6258) + CAT ET 2020A

Caterpillar Comm Adapter III – diagnostic scanner interface is a cat group dealer workshop diagnostic tool built to work with Caterpillar heavy vehicles and Caterpillar engines. It is the latest generation of the cat Communication Adapter group and replaces the cat Comm Adapter II .

Please check the CAT comm adapter ToolKIT 3 Operating Manual in PDF to make sure that you are familiar with Important Safety Information and the toolkit futures.

This is the only data transfer tool that will allow you to properly interact with the cat engine on two data channels. This function is required for some cat ET (Electronic Technician) functions.

The only difference with the new kit is that the adapter (box) will not pull the voltage to power itself from the computer’s USB Port.
The computer will recognize it as a connected device but Cat ET will not read the device unless it is plugged into a powered ECM Technician) functions.
Caterpillar scan tool includes:

CAT Comm Adapter III (part # 317-7485)
CD with the drivers
USB Cable (From device to your computer)
J1939/J1708 Cable (from device to your truck)
Hard Shell Case with foam inserts
Caterpillar ET 2020A

Caterpillar Electronic Technician (Cat ET) Heavy Duty Truck diagnostic Scanner  is a service tool designed to run on a personal computer (PC) under Microsoft Windows. It will communicate with the Electronic Control Modules (ECMs) through a communication data link thus allowing you to diagnose existing and potential problems, configure the product and obtain data for analysis.
–°heck out this video to get more information about cat Comm 3 Adapter Kit contents:

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.

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