Caterpillar Machine Repair Guide

Caterpillar ET diagnostic software installation procedure described below is for Cat Electronic Technician. The installation program is designed to run under Microsoft Windows.  The installation requires one (1) Install CD-ROM or go to the Dealer.cat.com/catet to download the latest version. This process will upgrade the current service tool and preserve files previously created in the service tool, such as defined Status Groups or service tool report documents. NOTE: While the installation will run from a server or over a network, the service tool will not. NOTE: To install the service tool administrative rights on the computer system are required.

In order for Caterpillar Electronic Technician to work with the Communication Adapter II, the settings must be changed to select the Communication Adapter II as the Communication Interface Device: Preparations: CAT ET 2023A CAT Adapter 3 Steps: Step 1 Start Cat Electronic Technician. Step 2 Click the “Stop Connect” button when it appears. Step 3 Select the “Utilities” menu. Step 4 Choose “Preferences > Modify...”. Step 5 Click the “Communications” tab. Step 6 Change the Communication Interface Device to “Caterpillar Comm Adapter II (Dual Data Link/Serial IP)” and click “OK”. Step 7 Select the appropriate COM port (for example, “COM1”, “COM2”, etc). This application firmware only supports serial communications. https://www.car-auto-repair.com