MUFFLER GP 3711276 - Caterpillar

Table 2
3. Check the Version of the Firmware for the Communication Adapter
Note: The version of the firmware for the communication adapter must be "3.0.0" or higher.
A. Electronically disconnect Cat ET. Verify that the "power" indicator on the communication adapter is illuminated.
B. Select the "Utilities" drop-down menu.
C. Select "Comm Adapter II Toolkit" from the menu.
D. When the dialog box for the tool kit appears, select the "Utilities" drop-down menu.
E. Select "Application Firmware Flash" from the menu.
F. Select the latest ".apf" file from the list.
G. Click "OK". Then, click "Begin Flash".
H. When the file is loaded, the "Flash Completed Successfully" message will appear.
I. Click "Toolkit". Verify that the "Application Firmware Version (Serial IP)" is "3.0.0" or higher.
J. Attempt to connect Cat ET.
   
Firmware    
Results: OK - Cat ET communicates on both data links.
Results: Not OK - Cat ET does not communicate using both data links.
Proceed to Test Step 4
   
Table 3
4. Verify that Cat ET is Configured Correctly
Cat ET must be configured correctly in order to communicate on both data links. Perform the following procedure:
A. Select the "Utilities" drop-down menu.
B. Click on the "Preferences" menu.
C. Select the "Commmunications" tab.
D. Verify that "Caterpillar Communication Adapter II (Serial IP)" is selected.
If "Caterpillar Communication Adapter II (Serial IP)" is not an option for selection, the version of Cat ET is incorrect. Ensure that version "2007B" has been installed.
If necessary, update the version of Cat ET. Then, perform this Test Step again.
E. Verify that the port is correct.
F. Verify that the "Enable Dual Data Link Service" option is checked.
G. Click "OK".
Note: Cat ET must reconnect in order for any changes to be recognized.
H. Electronically disconnect Cat ET if changes were made to any of the settings for communications. Electronically connect Cat ET. Attempt to establish communication. Observe the indicators on the communication adapter.
A "limited support" warning should not be displayed. The "J1939 / DeviceNet" and "Cat Data Link" indicators should be flashing. If these indicators are flashing, Cat ET is communicating on both data links.
   
Verify that Cat ET is Configured Correctly    
Results: OK - Cat ET communicates on both data links.
Results: Not OK - Cat ET does not communicate on both data links. The "POWER" indicator is not illuminated.
Proceed to Test Step 5
Results: No - Cat ET does not communicate on both data links. The "POWER" indicator is illuminated.
Proceed to Test Step 6
   
Illustration 1 g01430920
Power terminals at the service tool connector (Terminal A) +Battery (Terminal B) −Battery
Table 4
Troubleshooting Test Steps    Values    Results    
5. Check the Electrical Power to the Communication Adapter
A. Check for battery voltage at the service tool connector. Refer to Illustration 1.
   
Check the Electrical Power    
Results: OK - Battery voltage is present at the service tool connector.
Repair: Verify that the cable between the service tool connector and the communication adapter is OK. Replace the cable, if necessary.
Replace the communication adapter if the following conditions are true:
- There is power at the harness connector for the communication adapter.
- The communication adapter's "POWER" indicator is not