MODULE GP-DISPLAY 2451339 - Caterpillar

Table 1
J1939 Code and Description CDL Code and Description Comments
5576-14
Aftertreatment #1 Identification : Special Instruction 3468-14
Aftertreatment #1 Identification Number Module : Special Instruction The code is logged.
7105-31
Aftertreatment #1 Inconsistent Configuration Detected : Special Instruction E1585 (2)
Aftertreatment #1 Inconsistent Configuration Detected The code is logged.
Table 2
Associated Codes
J1939 Code CDL Code
639-9 247-9
639-14 247-14
1231-9 2348-9
1231-14 2348-14
1235-9 5856-9
1235-14 5856-14 Probable Causes
The configuration of parameter is invalid.
Incorrect module or display on the data link
The engine A6:E2 Electronic Control Module (ECM) is flashed with software that is incompatible.Recommended Actions
Table 3
Troubleshooting Test Steps Values Results
1. Check for an Associated Code
A. Establish communication between the Cat® Electronic Technician (ET) and the engine ECM.
B. Download a "Warranty Report" from the ECM before performing any troubleshooting or clearing codes.
Associated Trouble Code
Result: An associated -9 or -14 code is active or logged.
Repair: Repair all associated -9 or -14 codes before continuing with this procedure. Refer to Troubleshooting, "Data Link - Test".
Result: A 3468-14, or 5576-14 is active.
Proceed to Test Step 2.
Result: A 7105-14, or E1585 (2) is active.
Proceed to Test Step 3.
2. Check the Configuration Parameters
A. Check the Clean Emissions Module (CEM) serial number on the CEM data plate.
B. Connect to Cat ET.
C. Connect to the "ECM". Under "Aftertreatment Configuration" in the Configuration Parameters, make sure that the "Factory Installed Aftertreatment Identification Number" matches the CEM serial number.
Serial Number
Result: The CEM serial number does not match the "Factory Installed Aftertreatment Identification Number".
Repair: Verify that the correct CEM is installed on the engine. Program the CEM serial number into the "Factory Installed Aftertreatment Identification Number".
Verify that the problem is resolved.
3. Update the Engine ECM Software for NOx Sensor Compatibility
Note: This code indicates that the software in the engine ECM is not compatible with the installed NOx sensor or sensors.
Software Compatibility
Result: The software updated successfully and the code change to logged.
Return the unit service.
If this procedure did not correct the issue, contact your Cat dealer Technical Communicator (TC). For further assistance, your TC can confer with the Dealer Solution Network (DSN).