NOTE: Use the Auto Diagnostic tool Comm Adapter II Toolkit version 1.1, 1.93 or greater drivers to update the Comm Adapter II.
NOTE: Only use the serial port to upgrade the Comm Adapter II, do not use the Parallel port.
To update the CAT ET Firmware, perform the following steps:
Step 1 Make sure the Comm Adapter II is connected to the PC and powered light is on.
Step 2 Go to the Start menu on your computer. Choose Programs -> Caterpillar Comm Adapter II -> Comm Adapter II Toolkit.
Step 3 The Toolkit application will start up and display the Summary screen.
Step 4 Choose the Application Firmware Flash icon (middle icon). The Select Firmware Flash File dialog box displays.
Step 5 You should see these files listed on the left:
ca2v1i0.apf – v1.0 application firmware
ca2v1i1.apf – v1.1 application firmware
ca2v1i1b1.apf – v1.1-B1 application firmware
ca2v2i2.apf – v2.2 application firmware
ca2v2i2_26.apf – SIP application firmware
Note: Caterpillar Communication Adapter (7X1701) does not support J1939 data link.
Step 6 Highlight the ca2v2i2_26.apf file and press the OK button.
Step 7 Press the Begin Flash button to start the download
Step 8 A dialog box showing the download progress will appear. The download should take less than 1 minute.
Step 9 The protocol lights on the front of the Comm Heavy Duty Diagnostic tool Adapter II will all flash while flashing the firmware.
Step 10 When the download is complete, a dialog box will appear allowing you to return to the Summary screen, the Flash screen, or Exit.
Step 11 Press the Exit button. For further details on the Toolkit application and the Application
Firmware Flash process, please refer to the Communication Adapter II User’s Manual.