56538 Mercruiser SCREW, ELBOW AND RESERVOIR TO MANIFOLD

Table 1
J1939 Code and Description CDL Code and Description Comments
3031-7
Aftertreatment #1 DEF Tank Temperature : Not Responding Properly E1441 (2)
Aftertreatment #1 DEF Tank Temperature #1 Not Responding The Aftertreatment #1 Diesel Exhaust Fluid Control Unit (DCU) detects that the #1 Diesel Exhaust Fluid (DEF) tank temperature is not responding properly.
The code is logged.
4427-7
Aftertreatment #2 DEF Tank Temperature : Not Responding Properly E1742 (1)
Aftertreatment #2 DEF Tank Temperature #1 Not Responding The Aftertreatment #2 DCU #1 detects that the DEF tank temperature is not responding properly.
The code is logged.
5798-7
Aftertreatment #1 DEF Dosing Unit Heater Temperature : Not Responding Properly E1427 (1)
Aftertreatment #1 DEF Dosing Unit #1 Temperature Not Responding The Aftertreatment #1 DCU #1 detects that the DEF pump temperature sensor is not responding properly.
The code is logged.
7543-7
Aftertreatment #1 DEF Dosing Unit #2 Heater Temperature : Not Responding Properly E1700 (1)
Aftertreatment #1 DEF Dosing Unit #2 Temperature Not Responding The Aftertreatment #1 DCU #2 detects that the DEF pump temperature sensor is not responding properly.
The code is logged.
7544-7
Aftertreatment 2 Diesel Exhaust Fluid Dosing Unit 1 Heater Temperature : Not Responding Properly E1701 (1)
Aftertreatment #2 DEF Dosing Unit #1 Temperature Not Responding The Aftertreatment #2 DCU #1 detects that the DEF pump temperature sensor is not responding properly.
The code is logged.
7545-7
Aftertreatment 2 Diesel Exhaust Fluid Dosing Unit 2 Heater Temperature : Not Responding Properly E1702 (1)
Aftertreatment #2 DEF Dosing Unit #2 Temperature Not Responding The Aftertreatment #2 DCU #2 detects that the DEF pump temperature sensor is not responding properly.
The code is logged.
7572-7
Aftertreatment #1 DEF Tank Temperature #2 : Not Responding Properly E1741 (1)
Aftertreatment #2 DEF Dosing Unit #1 Temperature Not Responding The Aftertreatment #1 DEF tank Temperature #2 is not responding properly.
The code is logged.
7574-7
Aftertreatment #2 DEF Tank Temperature #2 : Not Responding Properly E1743 (1)
Aftertreatment #2 DEF Dosing Unit #2 Temperature Not Responding The Aftertreatment #2 DEF tank Temperature #2 is not responding properly.
The code is logged.
Table 2
Associated Codes
J1939 Code CDL Code Troubleshooting Procedure
3363-5 3126-5 Troubleshooting, "Solenoid Valve - Test (Aftertreatment)"
3363-6 3126-6 Troubleshooting, "Solenoid Valve - Test (Aftertreatment)"
4354-5 3110-5 Troubleshooting, "DEF Line Heater - Test"
4354-6 3110-6 Troubleshooting, "DEF Line Heater - Test"
4355-5 3111-5 Troubleshooting, "DEF Line Heater - Test"
4355-6 3111-6 Troubleshooting, "DEF Line Heater - Test"
4356-5 3112-5 Troubleshooting, "DEF Line Heater - Test"
4356-6 3112-6 Troubleshooting, "DEF Line Heater - Test"
4357-5 3113-5 Troubleshooting, "DEF Line Heater - Test"
4357-6 3113-6 Troubleshooting, "DEF Line Heater - Test"
4407-5 3114-5 Troubleshooting, "DEF Line Heater - Test"
4407-6 3114-6 Troubleshooting, "DEF Line Heater - Test"
4408-5 3115-5 Troubleshooting, "DEF Line Heater - Test"
4408-6 3115-6 Troubleshooting, "DEF Line Heater - Test"
4409-5 3116-5 Troubleshooting, "DEF Line Heater - Test"
4409-6 3116-6 Troubleshooting, "DEF Line Heater - Test"
4410-5 3117-5 Troubleshooting, "DEF Line Heater - Test"
4410-6 3117-6 Troubleshooting, "DEF Line Heater - Test"
4431-5 3128-5 Troubleshooting, "Solenoid Valve - Test (Aftertreatment)"
4431-6 3128-6 Troubleshooting, "Solenoid Valve - Test (Aftertreatment)"
5491-5 3822-5 Troubleshooting, "DEF Line Heater - Test"
5491-6 3822-6 Troubleshooting, "DEF Line Heater - Test"
5973-5 4837-5 Troubleshooting, "DEF Line Heater - Test"
5973-6 4837-6 Troubleshooting, "DEF Line Heater - Test"
7069-5 4835-5 Troubleshooting, "DEF Line Heater - Test"
7069-6 4835-6 Troubleshooting, "DEF Line Heater - Test"
7526-5 4838-5 Troubleshooting, "DEF Line Heater - Test"
7526-6 4838-6 Troubleshooting, "DEF Line Heater - Test"
7561-5 4840-5 Troubleshooting, "DEF Line Heater - Test"
7561-6 4840-6 Troubleshooting, "DEF Line Heater - Test"
7561-11 4840-11 Troubleshooting, "DEF Line Heater - Test"
7562-5 4841-5 Troubleshooting, "DEF Line Heater - Test"
7562-6 4841-6 Troubleshooting, "DEF Line Heater - Test"
7563-5 4842-5 Troubleshooting, "DEF Line Heater - Test"
7563-6 4842-6 Troubleshooting, "DEF Line Heater - Test"
7565-5 4844-5 Troubleshooting, "DEF Line Heater - Test"
7565-6 4844-6 Troubleshooting, "DEF Line Heater - Test"
7567-5 4847-5 Troubleshooting, "DEF Line Heater