Caterpillar ET Software: Test the Connection to the ECM using CAT Communication Adapter 3 Toolkit

Using the CA3 Toolkit

Figure 1.1 - CAT Comm Adapter 3 (3512B Well Service)

Use CAT Communication Adapter 3 Toolkit to test the connection between the CAT Communication Adapter 3 and the ECM Caterpillar Engines.

Figure 1.2 - CAT Comm Adapter 3 Toolkit - No devices detected

#Download Driver for CAT Comm Adapter 3 here:

CAT Comm Adapter 3 - v2.0

CAT Comm Adapter 3 - v4.4

Preparing to use the CAT Communication Adapter 3 Toolkit

1). Prepare your PC, and connect CAT Comm Adapter 3 to Diagnostic Port/Connector to the ECM.

2). Click "Start" - "All Programs" - "Caterpillar Comm Adapter 3" - "Comm Adapter 3 Toolkit", or through shortcut "Comm Adapter 3 Toolkit" on desktop.

Figure 1.3 - CAT Comm Adapter 3 Toolkit - CA3 detected

Also, you can access using Caterpillar ET Software:

→Select Utilities - Communication Adapter 3 Toolkit.

Figure 1.4 - Communication Adapter 3 Toolkit (Utilities)

Figure 1.5 - Communication Adapter 3 Toolkit (CA3 detected)

3). Once CA3 was detected, close the CAT Communication Adapter 3 Toolkit and open the CAT ET Software.

4). The Connection message box is displayed while the service tool attempts to establish communications with the data link.

Figure 1.6 - Attempting to detect an ECM

5). To cancel all attempts to communicate with the ECM, click the "Stop Connect" button on the Connection message box. All functions that require an active data link connection are disabled. The service tool displays a blank main screen. The status bar is updated with the message "Disconnected."

Figure 1.7 - 1 ECM detected (Initializing...)

6). When communications are successfully established and a single ECM is found, the "ECM Summary" screen displays. When communications are successfully established and multiple ECMs are found, the ECM Selector dialog box displays. If the service tool connects to an ECM that is not supported by the subscription, the service tool displays a message and immediately disconnects.

Figure 1.8 - ECM Summary

7). If any problems while trying to Initializing communications to the ECM, it will displays "Cat Electronic Technician" message to provides information for correcting the problems as example below.

Figure 1.9 - Communications Adapter Error

Figure 2.1 - Troubleshooting Guide

Diagnostic Port on Electronic Engine and Transmission

How to Connecting Caterpillar ET Software to the ECM

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