SPACER 7J1539 - 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.
5577-14
Aftertreatment #2 Identification : Special Instruction 3469-14
Aftertreatment #2 Identification Number Module : Special Instruction The code is logged.
Table 2
Associated Codes
J1939 Code CDL Code Troubleshooting Procedure
639-9 247-9 Troubleshooting, "Data Link - Test"
639-14 247-14 Troubleshooting, "Data Link - Test"
1231-9 2348-9 Troubleshooting, "Data Link - Test"
1231-14 2348-14 Troubleshooting, "Data Link - Test"
Table 3
Troubleshooting Test Steps Values Results
1. Check for Codes
A. Connect Cat® Electronic Technician (ET) to the service tool connector.
B. Determine if a code is active or logged.
Codes
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 5576-14 or 5577-14 code is active or logged.
Proceed to Test Step 2.
2. Check the Configuration Parameters
A. Connect Cat ET.
B. Use Cat ET to verify that the correct parameter is being used.
- "Factory Installed Aftertreatment Identification Number"
C. Under "Aftertreatment Configuration" in the Configuration Parameters, make sure that the "Factory Installed Aftertreatment Identification Number" matches the Clean Emissions Module (CEM) serial number on the CEM data plate.
Identification Number
Result: The CEM serial number matches the "Factory Installed Aftertreatment Identification Number".
Repair: Replace the aftertreatment identification module.
Verify that the repair eliminated the problem.
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 repair eliminated the problem.
If the procedure did not correct the issue, contact your Cat dealer Technical Communicator (TC). For further assistance, your TC can confer with the Dealer Solutions Network (DSN).