KIT-SCREW 4610644 - Caterpillar

Table 1
Diagnostic Trouble Codes for the Data Link Configuration Status    
J1939 Code    Description    Notes    
639-14     J1939 Network #1 : Special Instruction     The data received from the CAN A data bus is not in the correct format.
The code is logged.    
1231-14     J1939 Network #2 : Special Instruction     The data received from the CAN B data bus is not in the correct format.
The code is logged.    
1235-14     J1939 Network #3 : Special Instruction     The data received from the CAN C data bus is not in the correct format.
The code is logged.    
5576-14     Aftertreatment #1 Identification : Special Instruction     The data received from the aftertreatment ID module is not in the correct format.
The code is logged.    
5588-14     Proprietary Network #2 : Special Instruction     The data received from the DCU is incompatible.
The code is logged.    Complete the procedure in the order in which the steps are listed.
Table 2
Troubleshooting Test Steps    Values    Results    
1. Check for an Associated -9 Code
A. Establish communication between the electronic service tool and the Electronic Control Module (ECM) for the engine.
B. Download a "Warranty Report" from the engine ECM before performing any troubleshooting or clearing diagnostic trouble codes.
C. Check for active diagnostic codes.    
Associated Trouble code
   
Result: An associated -9 code is logged.
Repair all associated -9 codes before continuing with this procedure. Refer to Troubleshooting, "Data Link - Test".
If a -14 code is still present after resolving the -9 code, proceed to Test Step 2.
Result: An associated -9 code is not logged.
Proceed to Test Step 2.
   
2. Check the Personality Module Code for Compatibility with the Application
A. Connect to the electronic service tool.
B. Select the ECM connection that is related to the logged code.
C. Check if the personality module code is valid for the application.
   
Compatible personality module
   
Result: The code is valid for the application.
Proceed to Test Step 3.
Result: The code is not valid for the application.
Obtain the correct flash file and update the ECM. Reset