VALVE GP-CONTROL 2204133 - Caterpillar

Table 1
J1939 Code and Description CDL Code and Description Comments
3362-31
Aftertreatment #1 DEF Dosing Unit Input Lines E114 (2)
Aftertreatment #1 DEF Dosing Unit Input Lines Not Purged The DEF system has failed to purge.
Table 2
Associated Codes
J1939 Code CDL Code Troubleshooting Procedure
6875-16 E930 (2) Troubleshooting, "DEF Pressure Is High"
6875-18 E930 (1) Troubleshooting, "DEF Pressure Is Low" Probable Causes
CodesRecommended Actions
Table 3
Troubleshooting Test Steps Values Results
1. Check for Codes
A. Connect Cat® Electronic Technician (ET) to the service tool connector.
B. Look for active codes that are associated with the system for the event code.
Codes
Result: An associated code is active.
Repair: Troubleshoot any associated codes before continuing with this test.
Result: A code is active.
Proceed to Test Step 2.
2. Perform a "DEF Dosing System Verification Test"
A. Turn the AC and DC breakers to the ON position.
B. Connect Cat ET.
B. Use Cat ET to perform the following diagnostic test:
- "DEF Dosing System Verification Test"
Test
Result: The 3362-13 cleared.
Return to service.
Result: A code remains active and another code becomes active.
Repair: Troubleshoot the code that came active during the service test.
Repeat Test Step 2 after repairs are completed to clear the active or logged codes.
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).